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t[0]=e[0],t[1]=e[1],t[2]=e[2],t[3]=e[3],t[4]=e[4],t[5]=e[5],t[6]=e[6],t[7]=e[7],t[8]=e[8],t[9]=e[9],t[10]=e[10],t[11]=e[11],t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15],t}function _x(t,e,n,r,a,s,i,o,u,c,f,l,g,p,T,h){var d=new Xe(16);return d[0]=t,d[1]=e,d[2]=n,d[3]=r,d[4]=a,d[5]=s,d[6]=i,d[7]=o,d[8]=u,d[9]=c,d[10]=f,d[11]=l,d[12]=g,d[13]=p,d[14]=T,d[15]=h,d}function Rx(t,e,n,r,a,s,i,o,u,c,f,l,g,p,T,h,d){return t[0]=e,t[1]=n,t[2]=r,t[3]=a,t[4]=s,t[5]=i,t[6]=o,t[7]=u,t[8]=c,t[9]=f,t[10]=l,t[11]=g,t[12]=p,t[13]=T,t[14]=h,t[15]=d,t}function le(t){return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t}function Oe(t,e){if(t===e){var n=e[1],r=e[2],a=e[3],s=e[6],i=e[7],o=e[11];t[1]=e[4],t[2]=e[8],t[3]=e[12],t[4]=n,t[6]=e[9],t[7]=e[13],t[8]=r,t[9]=s,t[11]=e[14],t[12]=a,t[13]=i,t[14]=o}else t[0]=e[0],t[1]=e[4],t[2]=e[8],t[3]=e[12],t[4]=e[1],t[5]=e[5],t[6]=e[9],t[7]=e[13],t[8]=e[2],t[9]=e[6],t[10]=e[10],t[11]=e[14],t[12]=e[3],t[13]=e[7],t[14]=e[11],t[15]=e[15];return t}function ut(t,e){var n=e[0],r=e[1],a=e[2],s=e[3],i=e[4],o=e[5],u=e[6],c=e[7],f=e[8],l=e[9],g=e[10],p=e[11],T=e[12],h=e[13],d=e[14],x=e[15],C=n*o-r*i,y=n*u-a*i,v=n*c-s*i,w=r*u-a*o,S=r*c-s*o,R=a*c-s*u,M=f*h-l*T,m=f*d-g*T,O=f*x-p*T,V=l*d-g*h,B=l*x-p*h,b=g*x-p*d,U=C*b-y*B+v*V+w*O-S*m+R*M;return U?(U=1/U,t[0]=(o*b-u*B+c*V)*U,t[1]=(a*B-r*b-s*V)*U,t[2]=(h*R-d*S+x*w)*U,t[3]=(g*S-l*R-p*w)*U,t[4]=(u*O-i*b-c*m)*U,t[5]=(n*b-a*O+s*m)*U,t[6]=(d*v-T*R-x*y)*U,t[7]=(f*R-g*v+p*y)*U,t[8]=(i*B-o*O+c*M)*U,t[9]=(r*O-n*B-s*M)*U,t[10]=(T*S-h*v+x*C)*U,t[11]=(l*v-f*S-p*C)*U,t[12]=(o*m-i*V-u*M)*U,t[13]=(n*V-r*m+a*M)*U,t[14]=(h*y-T*w-d*C)*U,t[15]=(f*w-l*y+g*C)*U,t):null}function Ox(t,e){var n=e[0],r=e[1],a=e[2],s=e[3],i=e[4],o=e[5],u=e[6],c=e[7],f=e[8],l=e[9],g=e[10],p=e[11],T=e[12],h=e[13],d=e[14],x=e[15];return t[0]=o*(g*x-p*d)-l*(u*x-c*d)+h*(u*p-c*g),t[1]=-(r*(g*x-p*d)-l*(a*x-s*d)+h*(a*p-s*g)),t[2]=r*(u*x-c*d)-o*(a*x-s*d)+h*(a*c-s*u),t[3]=-(r*(u*p-c*g)-o*(a*p-s*g)+l*(a*c-s*u)),t[4]=-(i*(g*x-p*d)-f*(u*x-c*d)+T*(u*p-c*g)),t[5]=n*(g*x-p*d)-f*(a*x-s*d)+T*(a*p-s*g),t[6]=-(n*(u*x-c*d)-i*(a*x-s*d)+T*(a*c-s*u)),t[7]=n*(u*p-c*g)-i*(a*p-s*g)+f*(a*c-s*u),t[8]=i*(l*x-p*h)-f*(o*x-c*h)+T*(o*p-c*l),t[9]=-(n*(l*x-p*h)-f*(r*x-s*h)+T*(r*p-s*l)),t[10]=n*(o*x-c*h)-i*(r*x-s*h)+T*(r*c-s*o),t[11]=-(n*(o*p-c*l)-i*(r*p-s*l)+f*(r*c-s*o)),t[12]=-(i*(l*d-g*h)-f*(o*d-u*h)+T*(o*g-u*l)),t[13]=n*(l*d-g*h)-f*(r*d-a*h)+T*(r*g-a*l),t[14]=-(n*(o*d-u*h)-i*(r*d-a*h)+T*(r*u-a*o)),t[15]=n*(o*g-u*l)-i*(r*g-a*l)+f*(r*u-a*o),t}function Dx(t){var e=t[0],n=t[1],r=t[2],a=t[3],s=t[4],i=t[5],o=t[6],u=t[7],c=t[8],f=t[9],l=t[10],g=t[11],p=t[12],T=t[13],h=t[14],d=t[15],x=e*i-n*s,C=e*o-r*s,y=e*u-a*s,v=n*o-r*i,w=n*u-a*i,S=r*u-a*o,R=c*T-f*p,M=c*h-l*p,m=c*d-g*p,O=f*h-l*T,V=f*d-g*T,B=l*d-g*h;return x*B-C*V+y*O+v*m-w*M+S*R}function at(t,e,n){var r=e[0],a=e[1],s=e[2],i=e[3],o=e[4],u=e[5],c=e[6],f=e[7],l=e[8],g=e[9],p=e[10],T=e[11],h=e[12],d=e[13],x=e[14],C=e[15],y=n[0],v=n[1],w=n[2],S=n[3];return t[0]=y*r+v*o+w*l+S*h,t[1]=y*a+v*u+w*g+S*d,t[2]=y*s+v*c+w*p+S*x,t[3]=y*i+v*f+w*T+S*C,y=n[4],v=n[5],w=n[6],S=n[7],t[4]=y*r+v*o+w*l+S*h,t[5]=y*a+v*u+w*g+S*d,t[6]=y*s+v*c+w*p+S*x,t[7]=y*i+v*f+w*T+S*C,y=n[8],v=n[9],w=n[10],S=n[11],t[8]=y*r+v*o+w*l+S*h,t[9]=y*a+v*u+w*g+S*d,t[10]=y*s+v*c+w*p+S*x,t[11]=y*i+v*f+w*T+S*C,y=n[12],v=n[13],w=n[14],S=n[15],t[12]=y*r+v*o+w*l+S*h,t[13]=y*a+v*u+w*g+S*d,t[14]=y*s+v*c+w*p+S*x,t[15]=y*i+v*f+w*T+S*C,t}function Ge(t,e,n){var r=n[0],a=n[1],s=n[2],i,o,u,c,f,l,g,p,T,h,d,x;return e===t?(t[12]=e[0]*r+e[4]*a+e[8]*s+e[12],t[13]=e[1]*r+e[5]*a+e[9]*s+e[13],t[14]=e[2]*r+e[6]*a+e[10]*s+e[14],t[15]=e[3]*r+e[7]*a+e[11]*s+e[15]):(i=e[0],o=e[1],u=e[2],c=e[3],f=e[4],l=e[5],g=e[6],p=e[7],T=e[8],h=e[9],d=e[10],x=e[11],t[0]=i,t[1]=o,t[2]=u,t[3]=c,t[4]=f,t[5]=l,t[6]=g,t[7]=p,t[8]=T,t[9]=h,t[10]=d,t[11]=x,t[12]=i*r+f*a+T*s+e[12],t[13]=o*r+l*a+h*s+e[13],t[14]=u*r+g*a+d*s+e[14],t[15]=c*r+p*a+x*s+e[15]),t}function gr(t,e,n){var r=n[0],a=n[1],s=n[2];return t[0]=e[0]*r,t[1]=e[1]*r,t[2]=e[2]*r,t[3]=e[3]*r,t[4]=e[4]*a,t[5]=e[5]*a,t[6]=e[6]*a,t[7]=e[7]*a,t[8]=e[8]*s,t[9]=e[9]*s,t[10]=e[10]*s,t[11]=e[11]*s,t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15],t}function $t(t,e,n,r){var a=r[0],s=r[1],i=r[2],o=Math.hypot(a,s,i),u,c,f,l,g,p,T,h,d,x,C,y,v,w,S,R,M,m,O,V,B,b,U,Y;return 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e!==t&&(t[4]=e[4],t[5]=e[5],t[6]=e[6],t[7]=e[7],t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15]),t[0]=s*a-c*r,t[1]=i*a-f*r,t[2]=o*a-l*r,t[3]=u*a-g*r,t[8]=s*r+c*a,t[9]=i*r+f*a,t[10]=o*r+l*a,t[11]=u*r+g*a,t}function ef(t,e,n){var r=Math.sin(n),a=Math.cos(n),s=e[0],i=e[1],o=e[2],u=e[3],c=e[4],f=e[5],l=e[6],g=e[7];return e!==t&&(t[8]=e[8],t[9]=e[9],t[10]=e[10],t[11]=e[11],t[12]=e[12],t[13]=e[13],t[14]=e[14],t[15]=e[15]),t[0]=s*a+c*r,t[1]=i*a+f*r,t[2]=o*a+l*r,t[3]=u*a+g*r,t[4]=c*a-s*r,t[5]=f*a-i*r,t[6]=l*a-o*r,t[7]=g*a-u*r,t}function tf(t,e){return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=e[0],t[13]=e[1],t[14]=e[2],t[15]=1,t}function nf(t,e){return t[0]=e[0],t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=e[1],t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=e[2],t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t}function Mx(t,e,n){var r=n[0],a=n[1],s=n[2],i=Math.hypot(r,a,s),o,u,c;return i<he?null:(i=1/i,r*=i,a*=i,s*=i,o=Math.sin(e),u=Math.cos(e),c=1-u,t[0]=r*r*c+u,t[1]=a*r*c+s*o,t[2]=s*r*c-a*o,t[3]=0,t[4]=r*a*c-s*o,t[5]=a*a*c+u,t[6]=s*a*c+r*o,t[7]=0,t[8]=r*s*c+a*o,t[9]=a*s*c-r*o,t[10]=s*s*c+u,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t)}function Vx(t,e){var n=Math.sin(e),r=Math.cos(e);return t[0]=1,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=r,t[6]=n,t[7]=0,t[8]=0,t[9]=-n,t[10]=r,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t}function mx(t,e){var n=Math.sin(e),r=Math.cos(e);return t[0]=r,t[1]=0,t[2]=-n,t[3]=0,t[4]=0,t[5]=1,t[6]=0,t[7]=0,t[8]=n,t[9]=0,t[10]=r,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t}function Lx(t,e){var n=Math.sin(e),r=Math.cos(e);return t[0]=r,t[1]=n,t[2]=0,t[3]=0,t[4]=-n,t[5]=r,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=1,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,t}function rf(t,e,n){var r=e[0],a=e[1],s=e[2],i=e[3],o=r+r,u=a+a,c=s+s,f=r*o,l=r*u,g=r*c,p=a*u,T=a*c,h=s*c,d=i*o,x=i*u,C=i*c;return t[0]=1-(p+h),t[1]=l+C,t[2]=g-x,t[3]=0,t[4]=l-C,t[5]=1-(f+h),t[6]=T+d,t[7]=0,t[8]=g+x,t[9]=T-d,t[10]=1-(f+p),t[11]=0,t[12]=n[0],t[13]=n[1],t[14]=n[2],t[15]=1,t}function Bx(t,e){var n=new Xe(3),r=-e[0],a=-e[1],s=-e[2],i=e[3],o=e[4],u=e[5],c=e[6],f=e[7],l=r*r+a*a+s*s+i*i;return l>0?(n[0]=(o*i+f*r+u*s-c*a)*2/l,n[1]=(u*i+f*a+c*r-o*s)*2/l,n[2]=(c*i+f*s+o*a-u*r)*2/l):(n[0]=(o*i+f*r+u*s-c*a)*2,n[1]=(u*i+f*a+c*r-o*s)*2,n[2]=(c*i+f*s+o*a-u*r)*2),rf(t,e,n),t}function kx(t,e){return t[0]=e[12],t[1]=e[13],t[2]=e[14],t}function af(t,e){var n=e[0],r=e[1],a=e[2],s=e[4],i=e[5],o=e[6],u=e[8],c=e[9],f=e[10];return t[0]=Math.hypot(n,r,a),t[1]=Math.hypot(s,i,o),t[2]=Math.hypot(u,c,f),t}function sf(t,e){var n=new Xe(3);af(n,e);var r=1/n[0],a=1/n[1],s=1/n[2],i=e[0]*r,o=e[1]*a,u=e[2]*s,c=e[4]*r,f=e[5]*a,l=e[6]*s,g=e[8]*r,p=e[9]*a,T=e[10]*s,h=i+f+T,d=0;return h>0?(d=Math.sqrt(h+1)*2,t[3]=.25*d,t[0]=(l-p)/d,t[1]=(g-u)/d,t[2]=(o-c)/d):i>f&&i>T?(d=Math.sqrt(1+i-f-T)*2,t[3]=(l-p)/d,t[0]=.25*d,t[1]=(o+c)/d,t[2]=(g+u)/d):f>T?(d=Math.sqrt(1+f-i-T)*2,t[3]=(g-u)/d,t[0]=(o+c)/d,t[1]=.25*d,t[2]=(l+p)/d):(d=Math.sqrt(1+T-i-f)*2,t[3]=(o-c)/d,t[0]=(g+u)/d,t[1]=(l+p)/d,t[2]=.25*d),t}function of(t,e,n,r){var a=e[0],s=e[1],i=e[2],o=e[3],u=a+a,c=s+s,f=i+i,l=a*u,g=a*c,p=a*f,T=s*c,h=s*f,d=i*f,x=o*u,C=o*c,y=o*f,v=r[0],w=r[1],S=r[2];return t[0]=(1-(T+d))*v,t[1]=(g+y)*v,t[2]=(p-C)*v,t[3]=0,t[4]=(g-y)*w,t[5]=(1-(l+d))*w,t[6]=(h+x)*w,t[7]=0,t[8]=(p+C)*S,t[9]=(h-x)*S,t[10]=(1-(l+T))*S,t[11]=0,t[12]=n[0],t[13]=n[1],t[14]=n[2],t[15]=1,t}function Fx(t,e,n,r,a){var s=e[0],i=e[1],o=e[2],u=e[3],c=s+s,f=i+i,l=o+o,g=s*c,p=s*f,T=s*l,h=i*f,d=i*l,x=o*l,C=u*c,y=u*f,v=u*l,w=r[0],S=r[1],R=r[2],M=a[0],m=a[1],O=a[2],V=(1-(h+x))*w,B=(p+v)*w,b=(T-y)*w,U=(p-v)*S,Y=(1-(g+x))*S,q=(d+C)*S,Z=(T+y)*R,re=(d-C)*R,G=(1-(g+h))*R;return 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t[0]=s/n,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=s,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[11]=-1,t[12]=0,t[13]=0,t[15]=0,a!=null&&a!==1/0?(i=1/(r-a),t[10]=a*i,t[14]=a*r*i):(t[10]=-1,t[14]=-r),t}function Gx(t,e,n,r){var a=Math.tan(e.upDegrees*Math.PI/180),s=Math.tan(e.downDegrees*Math.PI/180),i=Math.tan(e.leftDegrees*Math.PI/180),o=Math.tan(e.rightDegrees*Math.PI/180),u=2/(i+o),c=2/(a+s);return t[0]=u,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=c,t[6]=0,t[7]=0,t[8]=-((i-o)*u*.5),t[9]=(a-s)*c*.5,t[10]=r/(n-r),t[11]=-1,t[12]=0,t[13]=0,t[14]=r*n/(n-r),t[15]=0,t}function uf(t,e,n,r,a,s,i){var o=1/(e-n),u=1/(r-a),c=1/(s-i);return t[0]=-2*o,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=-2*u,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=2*c,t[11]=0,t[12]=(e+n)*o,t[13]=(a+r)*u,t[14]=(i+s)*c,t[15]=1,t}var ff=uf;function $x(t,e,n,r,a,s,i){var o=1/(e-n),u=1/(r-a),c=1/(s-i);return t[0]=-2*o,t[1]=0,t[2]=0,t[3]=0,t[4]=0,t[5]=-2*u,t[6]=0,t[7]=0,t[8]=0,t[9]=0,t[10]=c,t[11]=0,t[12]=(e+n)*o,t[13]=(a+r)*u,t[14]=s*c,t[15]=1,t}function lf(t,e,n,r){var a,s,i,o,u,c,f,l,g,p,T=e[0],h=e[1],d=e[2],x=r[0],C=r[1],y=r[2],v=n[0],w=n[1],S=n[2];return Math.abs(T-v)<he&&Math.abs(h-w)<he&&Math.abs(d-S)<he?le(t):(f=T-v,l=h-w,g=d-S,p=1/Math.hypot(f,l,g),f*=p,l*=p,g*=p,a=C*g-y*l,s=y*f-x*g,i=x*l-C*f,p=Math.hypot(a,s,i),p?(p=1/p,a*=p,s*=p,i*=p):(a=0,s=0,i=0),o=l*i-g*s,u=g*a-f*i,c=f*s-l*a,p=Math.hypot(o,u,c),p?(p=1/p,o*=p,u*=p,c*=p):(o=0,u=0,c=0),t[0]=a,t[1]=o,t[2]=f,t[3]=0,t[4]=s,t[5]=u,t[6]=l,t[7]=0,t[8]=i,t[9]=c,t[10]=g,t[11]=0,t[12]=-(a*T+s*h+i*d),t[13]=-(o*T+u*h+c*d),t[14]=-(f*T+l*h+g*d),t[15]=1,t)}function Wx(t,e,n,r){var a=e[0],s=e[1],i=e[2],o=r[0],u=r[1],c=r[2],f=a-n[0],l=s-n[1],g=i-n[2],p=f*f+l*l+g*g;p>0&&(p=1/Math.sqrt(p),f*=p,l*=p,g*=p);var T=u*g-c*l,h=c*f-o*g,d=o*l-u*f;return p=T*T+h*h+d*d,p>0&&(p=1/Math.sqrt(p),T*=p,h*=p,d*=p),t[0]=T,t[1]=h,t[2]=d,t[3]=0,t[4]=l*d-g*h,t[5]=g*T-f*d,t[6]=f*h-l*T,t[7]=0,t[8]=f,t[9]=l,t[10]=g,t[11]=0,t[12]=a,t[13]=s,t[14]=i,t[15]=1,t}function zx(t){return"mat4("+t[0]+", "+t[1]+", "+t[2]+", "+t[3]+", "+t[4]+", 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t[0]=e[0]*n,t[1]=e[1]*n,t[2]=e[2]*n,t[3]=e[3]*n,t[4]=e[4]*n,t[5]=e[5]*n,t[6]=e[6]*n,t[7]=e[7]*n,t[8]=e[8]*n,t[9]=e[9]*n,t[10]=e[10]*n,t[11]=e[11]*n,t[12]=e[12]*n,t[13]=e[13]*n,t[14]=e[14]*n,t[15]=e[15]*n,t}function Kx(t,e,n,r){return t[0]=e[0]+n[0]*r,t[1]=e[1]+n[1]*r,t[2]=e[2]+n[2]*r,t[3]=e[3]+n[3]*r,t[4]=e[4]+n[4]*r,t[5]=e[5]+n[5]*r,t[6]=e[6]+n[6]*r,t[7]=e[7]+n[7]*r,t[8]=e[8]+n[8]*r,t[9]=e[9]+n[9]*r,t[10]=e[10]+n[10]*r,t[11]=e[11]+n[11]*r,t[12]=e[12]+n[12]*r,t[13]=e[13]+n[13]*r,t[14]=e[14]+n[14]*r,t[15]=e[15]+n[15]*r,t}function Px(t,e){return t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]&&t[3]===e[3]&&t[4]===e[4]&&t[5]===e[5]&&t[6]===e[6]&&t[7]===e[7]&&t[8]===e[8]&&t[9]===e[9]&&t[10]===e[10]&&t[11]===e[11]&&t[12]===e[12]&&t[13]===e[13]&&t[14]===e[14]&&t[15]===e[15]}function Xx(t,e){var n=t[0],r=t[1],a=t[2],s=t[3],i=t[4],o=t[5],u=t[6],c=t[7],f=t[8],l=t[9],g=t[10],p=t[11],T=t[12],h=t[13],d=t[14],x=t[15],C=e[0],y=e[1],v=e[2],w=e[3],S=e[4],R=e[5],M=e[6],m=e[7],O=e[8],V=e[9],B=e[10],b=e[11],U=e[12],Y=e[13],q=e[14],Z=e[15];return 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ii=Object.freeze(Object.defineProperty({__proto__:null,add:Hx,adjoint:Ox,clone:Ex,copy:qe,create:$i,determinant:Dx,equals:Xx,exactEquals:Px,frob:Ax,fromQuat:Wi,fromQuat2:Bx,fromRotation:Mx,fromRotationTranslation:rf,fromRotationTranslationScale:of,fromRotationTranslationScaleOrigin:Fx,fromScaling:nf,fromTranslation:tf,fromValues:_x,fromXRotation:Vx,fromYRotation:mx,fromZRotation:Lx,frustum:Ux,getRotation:sf,getScaling:af,getTranslation:kx,identity:le,invert:ut,lookAt:lf,mul:si,multiply:at,multiplyScalar:jx,multiplyScalarAndAdd:Kx,ortho:ff,orthoNO:uf,orthoZO:$x,perspective:Nx,perspectiveFromFieldOfView:Gx,perspectiveNO:cf,perspectiveZO:bx,rotate:$t,rotateX:Zu,rotateY:Ju,rotateZ:ef,scale:gr,set:Rx,str:zx,sub:Ix,subtract:gf,targetTo:Wx,translate:Ge,transpose:Oe},Symbol.toStringTag,{value:"Module"}));function pf(){var t=new Xe(3);return Xe!=Float32Array&&(t[0]=0,t[1]=0,t[2]=0),t}function Yx(t){var e=t[0],n=t[1],r=t[2];return Math.hypot(e,n,r)}function ec(t,e,n){var r=new Xe(3);return r[0]=t,r[1]=e,r[2]=n,r}function Ya(t,e,n,r){return t[0]=e,t[1]=n,t[2]=r,t}function Vr(t,e,n){return t[0]=e[0]+n[0],t[1]=e[1]+n[1],t[2]=e[2]+n[2],t}function Tn(t,e,n){return t[0]=e[0]-n[0],t[1]=e[1]-n[1],t[2]=e[2]-n[2],t}function pn(t,e,n){return t[0]=e[0]*n,t[1]=e[1]*n,t[2]=e[2]*n,t}function qx(t,e){return t[0]=1/e[0],t[1]=1/e[1],t[2]=1/e[2],t}function zr(t,e){var n=e[0],r=e[1],a=e[2],s=n*n+r*r+a*a;return s>0&&(s=1/Math.sqrt(s)),t[0]=e[0]*s,t[1]=e[1]*s,t[2]=e[2]*s,t}function hf(t,e){return t[0]*e[0]+t[1]*e[1]+t[2]*e[2]}function Os(t,e,n){var r=e[0],a=e[1],s=e[2],i=n[0],o=n[1],u=n[2];return t[0]=a*u-s*o,t[1]=s*i-r*u,t[2]=r*o-a*i,t}function xe(t,e,n){var r=e[0],a=e[1],s=e[2],i=n[3]*r+n[7]*a+n[11]*s+n[15];return i=i||1,t[0]=(n[0]*r+n[4]*a+n[8]*s+n[12])/i,t[1]=(n[1]*r+n[5]*a+n[9]*s+n[13])/i,t[2]=(n[2]*r+n[6]*a+n[10]*s+n[14])/i,t}function tc(t,e){return t[0]===e[0]&&t[1]===e[1]&&t[2]===e[2]}function nc(t,e){var n=t[0],r=t[1],a=t[2],s=e[0],i=e[1],o=e[2];return 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M2(t,e){e.classHierarchy.push("vtkOpenGLActor2D"),t.buildPass=n=>{if(n){if(!e.renderable)return;e._openGLRenderWindow=t.getFirstAncestorOfType("vtkOpenGLRenderWindow"),e._openGLRenderer=t.getFirstAncestorOfType("vtkOpenGLRenderer"),e.context=e._openGLRenderWindow.getContext(),t.prepareNodes(),t.addMissingNodes(e.renderable.getTextures()),t.addMissingNode(e.renderable.getMapper()),t.removeUnusedNodes(),e.ogltextures=null,e.activeTextures=null;for(let r=0;r<e.children.length;r++){const 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r=e.textures.filter(a=>a!==n);e.textures.length!==r.length&&(e.textures=r,t.modified())},t.removeAllTextures=()=>{e.textures=[],t.modified()},t.setCoordinateSystemToWorld=()=>t.setCoordinateSystem(gi.WORLD),t.setCoordinateSystemToDisplay=()=>t.setCoordinateSystem(gi.DISPLAY)}const wS={allocatedRenderTime:10,coordinateSystem:gi.WORLD,dragable:!0,estimatedRenderTime:0,paths:null,pickable:!0,renderTimeMultiplier:1,savedEstimatedRenderTime:0,textures:[],useBounds:!0,visibility:!0};function Zf(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,wS,n),E.obj(t,e),E.get(t,e,["estimatedRenderTime","allocatedRenderTime"]),E.setGet(t,e,["_parentProp","coordinateSystem","dragable","pickable","renderTimeMultiplier","useBounds","visibility"]),E.moveToProtected(t,e,["parentProp"]),CS(t,e)}const ES=E.newInstance(Zf,"vtkProp");var Qr={newInstance:ES,extend:Zf,...Qf};function _S(t,e){e.classHierarchy.push("vtkProp3D"),t.addPosition=r=>{e.position=e.position.map((a,s)=>a+r[s]),t.modified()},t.getOrientationWXYZ=()=>{const r=Hn();sf(r,e.rotation);const a=new Float64Array(3),s=e2(a,r);return[Ar(s),a[0],a[1],a[2]]},t.rotateX=r=>{r!==0&&(Zu(e.rotation,e.rotation,ke(r)),t.modified())},t.rotateY=r=>{r!==0&&(Ju(e.rotation,e.rotation,ke(r)),t.modified())},t.rotateZ=r=>{r!==0&&(ef(e.rotation,e.rotation,ke(r)),t.modified())},t.rotateWXYZ=(r,a,s,i)=>{if(r===0||a===0&&s===0&&i===0)return;const o=ke(r),u=Hn();zi(u,[a,s,i],o);const c=new Float64Array(16);Wi(c,u),at(e.rotation,e.rotation,c),t.modified()},t.setOrientation=(r,a,s)=>r===e.orientation[0]&&a===e.orientation[1]&&s===e.orientation[2]?!1:(e.orientation=[r,a,s],le(e.rotation),t.rotateZ(s),t.rotateX(r),t.rotateY(a),t.modified(),!0),t.setUserMatrix=r=>eS(e.userMatrix,r)?!1:(qe(e.userMatrix,r),t.modified(),!0),t.getMatrix=()=>(t.computeMatrix(),e.matrix),t.computeMatrix=()=>{if(t.getMTime()>e.matrixMTime.getMTime()){le(e.matrix),e.userMatrix&&at(e.matrix,e.matrix,e.userMatrix),Ge(e.matrix,e.matrix,e.origin),Ge(e.matrix,e.matrix,e.position),at(e.matrix,e.matrix,e.rotation),gr(e.matrix,e.matrix,e.scale),Ge(e.matrix,e.matrix,[-e.origin[0],-e.origin[1],-e.origin[2]]),Oe(e.matrix,e.matrix),e.isIdentity=!0;for(let r=0;r<4;++r)for(let a=0;a<4;++a)(r===a?1:0)!==e.matrix[r+a*4]&&(e.isIdentity=!1);e.matrixMTime.modified()}},t.getCenter=()=>Re.getCenter(e.bounds),t.getLength=()=>Re.getLength(e.bounds),t.getXRange=()=>Re.getXRange(e.bounds),t.getYRange=()=>Re.getYRange(e.bounds),t.getZRange=()=>Re.getZRange(e.bounds),t.getUserMatrix=()=>e.userMatrix;function n(){t.computeMatrix()}t.onModified(n)}const RS={origin:[0,0,0],position:[0,0,0],orientation:[0,0,0],rotation:null,scale:[1,1,1],bounds:[1,-1,1,-1,1,-1],userMatrix:null,userMatrixMTime:null,cachedProp3D:null,isIdentity:!0,matrixMTime:null};function Jf(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,RS,n),Qr.extend(t,e,n),e.matrixMTime={},E.obj(e.matrixMTime),E.get(t,e,["bounds","isIdentity"]),E.getArray(t,e,["orientation"]),E.setGetArray(t,e,["origin","position","scale"],3),e.matrix=le(new Float64Array(16)),e.rotation=le(new Float64Array(16)),e.userMatrix=le(new Float64Array(16)),e.transform=null,_S(t,e)}const OS=E.newInstance(Jf,"vtkProp3D");var DS={newInstance:OS,extend:Jf};const el={FLAT:0,GOURAUD:1,PHONG:2},rt={POINTS:0,WIREFRAME:1,SURFACE:2},MS=el;var tl={Shading:el,Representation:rt,Interpolation:MS};const{Representation:mr,Interpolation:Lr}=tl;function fc(t){return()=>E.vtkErrorMacro(`vtkProperty::${t} - NOT IMPLEMENTED`)}function VS(t,e){e.classHierarchy.push("vtkProperty"),t.setColor=(n,r,a)=>{Array.isArray(n)?(e.color[0]!==n[0]||e.color[1]!==n[1]||e.color[2]!==n[2])&&(e.color[0]=n[0],e.color[1]=n[1],e.color[2]=n[2],t.modified()):(e.color[0]!==n||e.color[1]!==r||e.color[2]!==a)&&(e.color[0]=n,e.color[1]=r,e.color[2]=a,t.modified()),t.setDiffuseColor(e.color),t.setAmbientColor(e.color),t.setSpecularColor(e.color)},t.computeCompositeColor=fc("ComputeCompositeColor"),t.getColor=()=>{let n=0;e.ambient+e.diffuse+e.specular>0&&(n=1/(e.ambient+e.diffuse+e.specular));for(let r=0;r<3;r++)e.color[r]=n*(e.ambient*e.ambientColor[r]+e.diffuse*e.diffuseColor[r]+e.specular*e.specularColor[r]);return[].concat(e.color)},t.setSpecularPower=n=>{const r=1/Math.max(1,n);(e.roughness!==r||e.specularPower!==n)&&(e.specularPower=n,e.roughness=r,t.modified())},t.addShaderVariable=fc("AddShaderVariable"),t.setInterpolationToFlat=()=>t.setInterpolation(Lr.FLAT),t.setInterpolationToGouraud=()=>t.setInterpolation(Lr.GOURAUD),t.setInterpolationToPhong=()=>t.setInterpolation(Lr.PHONG),t.getInterpolationAsString=()=>E.enumToString(Lr,e.interpolation),t.setRepresentationToWireframe=()=>t.setRepresentation(mr.WIREFRAME),t.setRepresentationToSurface=()=>t.setRepresentation(mr.SURFACE),t.setRepresentationToPoints=()=>t.setRepresentation(mr.POINTS),t.getRepresentationAsString=()=>E.enumToString(mr,e.representation)}const mS={color:[1,1,1],ambientColor:[1,1,1],diffuseColor:[1,1,1],specularColor:[1,1,1],edgeColor:[0,0,0],ambient:0,diffuse:1,metallic:0,roughness:.6,normalStrength:1,emission:1,baseIOR:1.45,specular:0,specularPower:1,opacity:1,interpolation:Lr.GOURAUD,representation:mr.SURFACE,edgeVisibility:!1,backfaceCulling:!1,frontfaceCulling:!1,pointSize:1,lineWidth:1,lighting:!0,shading:!1,materialName:null};function nl(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,mS,n),E.obj(t,e),E.setGet(t,e,["lighting","interpolation","ambient","diffuse","metallic","roughness","normalStrength","emission","baseIOR","specular","specularPower","opacity","edgeVisibility","lineWidth","pointSize","backfaceCulling","frontfaceCulling","representation","diffuseTexture","metallicTexture","roughnessTexture","normalTexture","ambientOcclusionTexture","emissionTexture"]),E.setGetArray(t,e,["ambientColor","specularColor","diffuseColor","edgeColor"],3),VS(t,e)}const LS=E.newInstance(nl,"vtkProperty");var Cr={newInstance:LS,extend:nl,...tl};const{vtkDebugMacro:BS}=E;function kS(t,e){e.classHierarchy.push("vtkActor");const n={...t};t.getActors=()=>[t],t.getIsOpaque=()=>{if(e.forceOpaque)return!0;if(e.forceTranslucent)return!1;e.property||t.getProperty();let r=e.property.getOpacity()>=1;return r=r&&(!e.texture||!e.texture.isTranslucent()),r=r&&(!e.mapper||e.mapper.getIsOpaque()),r},t.hasTranslucentPolygonalGeometry=()=>e.mapper===null?!1:(e.property===null&&t.setProperty(t.makeProperty()),!t.getIsOpaque()),t.makeProperty=Cr.newInstance,t.getProperty=()=>(e.property===null&&(e.property=t.makeProperty()),e.property),t.getBounds=()=>{if(e.mapper===null)return e.bounds;const r=e.mapper.getBounds();if(!r||r.length!==6)return r;if(r[0]>r[1])return e.mapperBounds=r.concat(),e.bounds=[1,-1,1,-1,1,-1],e.boundsMTime.modified(),r;if(!e.mapperBounds||r[0]!==e.mapperBounds[0]||r[1]!==e.mapperBounds[1]||r[2]!==e.mapperBounds[2]||r[3]!==e.mapperBounds[3]||r[4]!==e.mapperBounds[4]||r[5]!==e.mapperBounds[5]||t.getMTime()>e.boundsMTime.getMTime()){BS("Recomputing bounds..."),e.mapperBounds=r.concat();const a=[];Re.getCorners(r,a),t.computeMatrix();const s=new Float64Array(16);Oe(s,e.matrix),a.forEach(i=>xe(i,i,s)),e.bounds[0]=e.bounds[2]=e.bounds[4]=Number.MAX_VALUE,e.bounds[1]=e.bounds[3]=e.bounds[5]=-Number.MAX_VALUE,e.bounds=e.bounds.map((i,o)=>o%2===0?a.reduce((u,c)=>u>c[o/2]?c[o/2]:u,i):a.reduce((u,c)=>u<c[(o-1)/2]?c[(o-1)/2]:u,i)),e.boundsMTime.modified()}return e.bounds},t.getMTime=()=>{let r=n.getMTime();if(e.property!==null){const a=e.property.getMTime();r=a>r?a:r}if(e.backfaceProperty!==null){const a=e.backfaceProperty.getMTime();r=a>r?a:r}return r},t.getRedrawMTime=()=>{let r=e.mtime;if(e.mapper!==null){let a=e.mapper.getMTime();r=a>r?a:r,e.mapper.getInput()!==null&&(e.mapper.getInputAlgorithm().update(),a=e.mapper.getInput().getMTime(),r=a>r?a:r)}return r},t.getSupportsSelection=()=>e.mapper?e.mapper.getSupportsSelection():!1,t.processSelectorPixelBuffers=(r,a)=>{e.mapper&&e.mapper.processSelectorPixelBuffers&&e.mapper.processSelectorPixelBuffers(r,a)}}const FS={mapper:null,property:null,backfaceProperty:null,forceOpaque:!1,forceTranslucent:!1,bounds:[1,-1,1,-1,1,-1]};function rl(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,FS,n),DS.extend(t,e,n),e.boundsMTime={},E.obj(e.boundsMTime),E.set(t,e,["property"]),E.setGet(t,e,["backfaceProperty","forceOpaque","forceTranslucent","mapper"]),kS(t,e)}const US=E.newInstance(rl,"vtkActor");var en={newInstance:US,extend:rl};const al={Int8Array:1,Uint8Array:1,Uint8ClampedArray:1,Int16Array:2,Uint16Array:2,Int32Array:4,Uint32Array:4,Float32Array:4,Float64Array:8},He={VOID:"",CHAR:"Int8Array",SIGNED_CHAR:"Int8Array",UNSIGNED_CHAR:"Uint8Array",SHORT:"Int16Array",UNSIGNED_SHORT:"Uint16Array",INT:"Int32Array",UNSIGNED_INT:"Uint32Array",FLOAT:"Float32Array",DOUBLE:"Float64Array"},NS=He.FLOAT;var sl={DefaultDataType:NS,DataTypeByteSize:al,VtkDataTypes:He};const{vtkErrorMacro:bS}=Pt,{DefaultDataType:GS}=sl,$S=1e-6;function pi(t,e,n){const r=t.length;let a=Number.MAX_VALUE,s=-Number.MAX_VALUE,i,o;for(o=e;o<r;o+=n)if(!Number.isNaN(t[o])){a=t[o],s=a;break}for(;o<r;o+=n)i=t[o],i<a?a=i:i>s&&(s=i);return{min:a,max:s}}function WS(){let t=Number.MAX_VALUE,e=-Number.MAX_VALUE,n=0,r=0;return{add(a){t>a&&(t=a),e<a&&(e=a),n++,r+=a},get(){return{min:t,max:e,count:n,sum:r,mean:r/n}},getRange(){return{min:t,max:e}}}}function il(t){let e=arguments.length>1&&arguments[1]!==void 0?arguments[1]:0,n=arguments.length>2&&arguments[2]!==void 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e.size>r*a&&(e.size=r*a,t.dataChange()),!0}t.dataChange=()=>{e.ranges=null,t.modified()},t.resize=r=>{n(r);const a=r*t.getNumberOfComponents();return e.size!==a?(e.size=a,t.dataChange(),!0):!1},t.initialize=()=>{t.resize(0)},t.getElementComponentSize=()=>e.values.BYTES_PER_ELEMENT,t.getComponent=function(r){let a=arguments.length>1&&arguments[1]!==void 0?arguments[1]:0;return e.values[r*e.numberOfComponents+a]},t.setComponent=(r,a,s)=>{s!==e.values[r*e.numberOfComponents+a]&&(e.values[r*e.numberOfComponents+a]=s,t.dataChange())},t.getValue=r=>{const a=r/e.numberOfComponents,s=r%e.numberOfComponents;return t.getComponent(a,s)},t.setValue=(r,a)=>{const s=r/e.numberOfComponents,i=r%e.numberOfComponents;t.setComponent(s,i,a)},t.getData=()=>e.size===e.values.length?e.values:e.values.subarray(0,e.size),t.getRange=function(){let r=arguments.length>0&&arguments[0]!==void 0?arguments[0]:-1,a=r;a<0&&(a=e.numberOfComponents===1?0:e.numberOfComponents);let s=null;return 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t.insertTuple(a,r)},t.insertNextTuples=r=>{const a=e.size/e.numberOfComponents;return t.insertTuples(a,r)},t.findTuple=function(r){let a=arguments.length>1&&arguments[1]!==void 0?arguments[1]:$S;for(let s=0;s<e.size;s+=e.numberOfComponents)if(Math.abs(r[0]-e.values[s])<=a){let i=!0;for(let o=1;o<e.numberOfComponents;++o)if(Math.abs(r[o]-e.values[s+o])>a){i=!1;break}if(i)return s/e.numberOfComponents}return-1},t.getTuple=function(r){let a=arguments.length>1&&arguments[1]!==void 0?arguments[1]:[];const s=e.numberOfComponents||1,i=r*s;switch(s){case 4:a[3]=e.values[i+3];case 3:a[2]=e.values[i+2];case 2:a[1]=e.values[i+1];case 1:a[0]=e.values[i];break;default:for(let o=s-1;o>=0;--o)a[o]=e.values[i+o]}return a},t.getTuples=(r,a)=>{const s=(r??0)*e.numberOfComponents,i=(a??t.getNumberOfTuples())*e.numberOfComponents,o=t.getData().subarray(s,i);return o.length>0?o:null},t.getTupleLocation=function(){return(arguments.length>0&&arguments[0]!==void 0?arguments[0]:1)*e.numberOfComponents},t.getNumberOfComponents=()=>e.numberOfComponents,t.getNumberOfValues=()=>e.size,t.getNumberOfTuples=()=>e.size/e.numberOfComponents,t.getDataType=()=>e.dataType,t.newClone=()=>cl({empty:!0,name:e.name,dataType:e.dataType,numberOfComponents:e.numberOfComponents}),t.getName=()=>(e.name||(t.modified(),e.name=`vtkDataArray${t.getMTime()}`),e.name),t.setData=(r,a)=>{e.values=r,e.size=r.length,e.dataType=ao(r),a&&(e.numberOfComponents=a),e.size%e.numberOfComponents!==0&&(e.numberOfComponents=1),t.dataChange()},t.getState=()=>{if(e.deleted)return null;const r={...e,vtkClass:t.getClassName()};r.values=Array.from(r.values),delete r.buffer,Object.keys(r).forEach(s=>{r[s]||delete r[s]});const a={};return Object.keys(r).sort().forEach(s=>{a[s]=r[s]}),a.mtime&&delete a.mtime,a},t.deepCopy=r=>{const a=t.getDataType(),s=e.values;t.shallowCopy(r),(s==null?void 0:s.length)>=r.getNumberOfValues()&&a===r.getDataType()?(s.set(r.getData()),e.values=s,t.dataChange()):t.setData(r.getData().slice())},t.interpolateTuple=(r,a,s,i,o,u)=>{const c=e.numberOfComponents||1;(c!==a.getNumberOfComponents()||c!==i.getNumberOfComponents())&&bS("numberOfComponents must match");const f=a.getTuple(s),l=i.getTuple(o),g=[];switch(g.length=c,c){case 4:g[3]=f[3]+(l[3]-f[3])*u;case 3:g[2]=f[2]+(l[2]-f[2])*u;case 2:g[1]=f[1]+(l[1]-f[1])*u;case 1:g[0]=f[0]+(l[0]-f[0])*u;break;default:for(let p=0;p<c;p++)g[p]=f[p]+(l[p]-f[p])*u}return t.insertTuple(r,g)}}const jS={name:"",numberOfComponents:1,dataType:GS,rangeTuple:[0,0]};function ol(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};if(Object.assign(e,jS,n),!e.empty&&!e.values&&!e.size)throw new TypeError("Cannot create vtkDataArray object without: size > 0, 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so={VectorMode:_C,ScalarMappingTarget:di};const RC={DEFAULT:0,MAP_SCALARS:1,DIRECT_SCALARS:2},OC={DEFAULT:0,USE_POINT_DATA:1,USE_CELL_DATA:2,USE_POINT_FIELD_DATA:3,USE_CELL_FIELD_DATA:4,USE_FIELD_DATA:5},DC={BY_ID:0,BY_NAME:1};var fs={ColorMode:RC,GetArray:DC,ScalarMode:OC};const{ScalarMappingTarget:hc,VectorMode:Wt}=so,{VtkDataTypes:Rn}=Se,{ColorMode:la}=fs,{vtkErrorMacro:dc}=E;function MC(t){return t}function vc(t){return Math.floor(t*255+.5)}function VC(t,e){e.classHierarchy.push("vtkScalarsToColors"),t.setVectorModeToMagnitude=()=>t.setVectorMode(Wt.MAGNITUDE),t.setVectorModeToComponent=()=>t.setVectorMode(Wt.COMPONENT),t.setVectorModeToRGBColors=()=>t.setVectorMode(Wt.RGBCOLORS),t.build=()=>{},t.isOpaque=()=>!0,t.setAnnotations=(n,r)=>{if(!(n&&!r||!n&&r)){if(n&&r&&n.length!==r.length){dc("Values and annotations do not have the same number of tuples so ignoring");return}if(e.annotationArray=[],r&&n){const a=r.length;for(let s=0;s<a;s++)e.annotationArray.push({value:n[s],annotation:String(r[s])})}t.updateAnnotatedValueMap(),t.modified()}},t.setAnnotation=(n,r)=>{let a=t.checkForAnnotatedValue(n),s=!1;return a>=0?e.annotationArray[a].annotation!==r&&(e.annotationArray[a].annotation=r,s=!0):(e.annotationArray.push({value:n,annotation:r}),a=e.annotationArray.length-1,s=!0),s&&(t.updateAnnotatedValueMap(),t.modified()),a},t.getNumberOfAnnotatedValues=()=>e.annotationArray.length,t.getAnnotatedValue=n=>n<0||n>=e.annotationArray.length?null:e.annotationArray[n].value,t.getAnnotation=n=>e.annotationArray[n]===void 0?null:e.annotationArray[n].annotation,t.getAnnotatedValueIndex=n=>e.annotationArray.length?t.checkForAnnotatedValue(n):-1,t.removeAnnotation=n=>{const r=t.checkForAnnotatedValue(n),a=r>=0;return a&&(e.annotationArray.splice(r,1),t.updateAnnotatedValueMap(),t.modified()),a},t.resetAnnotations=()=>{e.annotationArray=[],e.annotatedValueMap=[],t.modified()},t.getAnnotationColor=(n,r)=>{if(e.indexedLookup){const a=t.getAnnotatedValueIndex(n);t.getIndexedColor(a,r)}else t.getColor(parseFloat(n),r),r[3]=1},t.checkForAnnotatedValue=n=>t.getAnnotatedValueIndexInternal(n),t.getAnnotatedValueIndexInternal=n=>{if(e.annotatedValueMap[n]!==void 0){const r=e.annotationArray.length;return e.annotatedValueMap[n]%r}return-1},t.getIndexedColor=(n,r)=>{r[0]=0,r[1]=0,r[2]=0,r[3]=0},t.updateAnnotatedValueMap=()=>{e.annotatedValueMap=[];const n=e.annotationArray.length;for(let r=0;r<n;r++)e.annotatedValueMap[e.annotationArray[r].value]=r},t.mapScalars=(n,r,a)=>{const s=n.getNumberOfComponents();let i=null;if(r===la.DEFAULT&&n.getDataType()===Rn.UNSIGNED_CHAR||r===la.DIRECT_SCALARS&&n)i=t.convertToRGBA(n,s,n.getNumberOfTuples());else{const o={type:"vtkDataArray",name:"temp",numberOfComponents:4,dataType:Rn.UNSIGNED_CHAR},u=E.newTypedArray(o.dataType,4*n.getNumberOfTuples());o.values=u,o.size=u.length,i=Se.newInstance(o);let c=a;c<0&&s>1?t.mapVectorsThroughTable(n,i,hc.RGBA,-1,-1):(c<0&&(c=0),c>=s&&(c=s-1),t.mapScalarsThroughTable(n,i,hc.RGBA,c))}return i},t.mapVectorsToMagnitude=(n,r,a)=>{const s=n.getNumberOfTuples(),i=n.getNumberOfComponents(),o=r.getData(),u=n.getData();for(let c=0;c<s;c++){let f=0;for(let l=0;l<a;l++)f+=u[c*i+l]*u[c*i+l];o[c]=Math.sqrt(f)}},t.mapVectorsThroughTable=(n,r,a,s,i)=>{let o=t.getVectorMode(),u=i,c=s;const f=n.getNumberOfComponents();o===Wt.COMPONENT?(c===-1&&(c=t.getVectorComponent()),c<0&&(c=0),c>=f&&(c=f-1)):(u===-1&&(u=t.getVectorSize()),u<=0?(c=0,u=f):(c<0&&(c=0),c>=f&&(c=f-1),c+u>f&&(u=f-c)),o===Wt.MAGNITUDE&&(f===1||u===1)&&(o=Wt.COMPONENT));let l=0;switch(c>0&&(l=c),o){case Wt.COMPONENT:{t.mapScalarsThroughTable(n,r,a,l);break}case Wt.RGBCOLORS:break;case Wt.MAGNITUDE:default:{const g=Se.newInstance({numberOfComponents:1,values:new Float32Array(n.getNumberOfTuples())});t.mapVectorsToMagnitude(n,g,u),t.mapScalarsThroughTable(g,r,a,0);break}}},t.luminanceToRGBA=(n,r,a,s)=>{const i=s(a),o=r.getData(),u=n.getData(),c=o.length,f=0,l=1;let g=0;for(let p=f;p<c;p+=l){const T=s(o[p]);u[g*4]=T,u[g*4+1]=T,u[g*4+2]=T,u[g*4+3]=i,g++}},t.luminanceAlphaToRGBA=(n,r,a,s)=>{const i=r.getData(),o=n.getData(),u=i.length,c=0,f=2;let l=0;for(let g=c;g<u;g+=f){const p=s(i[g]);o[l]=p,o[l+1]=p,o[l+2]=p,o[l+3]=s(i[g+1])*a,l+=4}},t.rGBToRGBA=(n,r,a,s)=>{const i=vc(a),o=r.getData(),u=n.getData(),c=o.length,f=0,l=3;let g=0;for(let p=f;p<c;p+=l)u[g*4]=s(o[p]),u[g*4+1]=s(o[p+1]),u[g*4+2]=s(o[p+2]),u[g*4+3]=i,g++},t.rGBAToRGBA=(n,r,a,s)=>{const i=r.getData(),o=n.getData(),u=i.length,c=0,f=4;let l=0;for(let g=c;g<u;g+=f)o[l*4]=s(i[g]),o[l*4+1]=s(i[g+1]),o[l*4+2]=s(i[g+2]),o[l*4+3]=s(i[g+3])*a,l++},t.convertToRGBA=(n,r,a)=>{let{alpha:s}=e;if(r===4&&s>=1&&n.getDataType()===Rn.UNSIGNED_CHAR)return n;const i=Se.newInstance({numberOfComponents:4,empty:!0,size:4*a,dataType:Rn.UNSIGNED_CHAR});if(a<=0)return i;s=s>0?s:0,s=s<1?s:1;let o=MC;switch((n.getDataType()===Rn.FLOAT||n.getDataType()===Rn.DOUBLE)&&(o=vc),r){case 1:t.luminanceToRGBA(i,n,s,o);break;case 2:t.luminanceAlphaToRGBA(i,n,o);break;case 3:t.rGBToRGBA(i,n,s,o);break;case 4:t.rGBAToRGBA(i,n,s,o);break;default:return dc("Cannot convert colors"),null}return i},t.usingLogScale=()=>!1,t.getNumberOfAvailableColors=()=>256*256*256,t.setRange=(n,r)=>t.setMappingRange(n,r),t.getRange=()=>t.getMappingRange(),t.areScalarsOpaque=(n,r,a)=>{if(!n)return t.isOpaque();const s=n.getNumberOfComponents();return r===la.DEFAULT&&n.getDataType()===Rn.UNSIGNED_CHAR||r===la.DIRECT_SCALARS?s===3||s===1?e.alpha>=1:n.getRange(s-1)[0]===255:!0}}const mC={alpha:1,vectorComponent:0,vectorSize:-1,vectorMode:Wt.COMPONENT,mappingRange:null,annotationArray:null,annotatedValueMap:null,indexedLookup:!1};function yl(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,mC,n),E.obj(t,e),e.mappingRange=[0,255],e.annotationArray=[],e.annotatedValueMap=[],E.setGet(t,e,["vectorSize","vectorComponent","vectorMode","alpha","indexedLookup"]),E.setArray(t,e,["mappingRange"],2),E.getArray(t,e,["mappingRange"]),VC(t,e)}const LC=E.newInstance(yl,"vtkScalarsToColors");var ls={newInstance:LC,extend:yl,...so};const{vtkErrorMacro:yc}=E,Tc=0,xc=1,ms=2;function BC(t,e){e.classHierarchy.push("vtkLookupTable"),t.isOpaque=()=>{if(e.opaqueFlagBuildTime.getMTime()<t.getMTime()){let n=!0;e.nanColor[3]<1&&(n=0),e.useBelowRangeColor&&e.belowRangeColor[3]<1&&(n=0),e.useAboveRangeColor&&e.aboveRangeColor[3]<1&&(n=0);for(let r=3;r<e.table.length&&n;r+=4)e.table[r]<255&&(n=!1);e.opaqueFlag=n,e.opaqueFlagBuildTime.modified()}return e.opaqueFlag},t.usingLogScale=()=>!1,t.getNumberOfAvailableColors=()=>e.table.length/4,t.linearIndexLookup=(n,r)=>{let a=0;const s=Number(n);return s<r.range[0]?a=r.maxIndex+Tc+1.5:s>r.range[1]?a=r.maxIndex+xc+1.5:(a=(s+r.shift)*r.scale,a=a<r.maxIndex?a:r.maxIndex),Math.floor(a)},t.linearLookup=(n,r,a)=>{let s=0;qa(n)?s=Math.floor(a.maxIndex+1.5+ms):s=t.linearIndexLookup(n,a);const i=4*s;return r.slice(i,i+4)},t.indexedLookupFunction=(n,r,a)=>{let s=t.getAnnotatedValueIndexInternal(n);s===-1&&(s=e.numberOfColors+ms);const i=4*s;return[r[i],r[i+1],r[i+2],r[i+3]]},t.lookupShiftAndScale=(n,r)=>{r.shift=-n[0],r.scale=Number.MAX_VALUE,n[1]>n[0]&&(r.scale=(r.maxIndex+1)/(n[1]-n[0]))},t.mapScalarsThroughTable=(n,r,a,s)=>{let i=t.linearLookup;e.indexedLookup&&(i=t.indexedLookupFunction);const o=t.getMappingRange(),u={maxIndex:t.getNumberOfColors()-1,range:o,shift:0,scale:0};t.lookupShiftAndScale(o,u);const c=t.getAlpha(),f=n.getNumberOfTuples(),l=n.getNumberOfComponents(),g=r.getData(),p=n.getData();if(c>=1){if(a===di.RGBA)for(let T=0;T<f;T++){const h=i(p[T*l+s],e.table,u);g[T*4]=h[0],g[T*4+1]=h[1],g[T*4+2]=h[2],g[T*4+3]=h[3]}}else if(a===di.RGBA)for(let T=0;T<f;T++){const h=i(p[T*l+s],e.table,u);g[T*4]=h[0],g[T*4+1]=h[1],g[T*4+2]=h[2],g[T*4+3]=Math.floor(h[3]*c+.5)}},t.forceBuild=()=>{let n=0,r=0,a=0,s=0;const i=e.numberOfColors-1;i&&(n=(e.hueRange[1]-e.hueRange[0])/i,r=(e.saturationRange[1]-e.saturationRange[0])/i,a=(e.valueRange[1]-e.valueRange[0])/i,s=(e.alphaRange[1]-e.alphaRange[0])/i),e.table.length=4*i+16;const o=[],u=[];for(let c=0;c<=i;c++)o[0]=e.hueRange[0]+c*n,o[1]=e.saturationRange[0]+c*r,o[2]=e.valueRange[0]+c*a,nr(o,u),u[3]=e.alphaRange[0]+c*s,e.table[c*4]=u[0]*255+.5,e.table[c*4+1]=u[1]*255+.5,e.table[c*4+2]=u[2]*255+.5,e.table[c*4+3]=u[3]*255+.5;t.buildSpecialColors(),e.buildTime.modified()},t.setTable=n=>{if(Array.isArray(n)){const a=n[0].length;e.numberOfColors=n.length;const s=4-a;let i=0;for(let o=0;o<e.numberOfColors;o++)e.table[o*4]=255,e.table[o*4+1]=255,e.table[o*4+2]=255,e.table[o*4+3]=255;for(let o=0;o<n.length;o++){const u=n[o];for(let c=0;c<a;c++)e.table[i++]=u[c];i+=s}return t.buildSpecialColors(),e.insertTime.modified(),t.modified(),!0}if(n.getNumberOfComponents()!==4)return yc("Expected 4 components for RGBA colors"),!1;if(n.getDataType()!==He.UNSIGNED_CHAR)return yc("Expected unsigned char values for RGBA colors"),!1;e.numberOfColors=n.getNumberOfTuples();const r=n.getData();e.table.length=r.length;for(let a=0;a<r.length;a++)e.table[a]=r[a];return t.buildSpecialColors(),e.insertTime.modified(),t.modified(),!0},t.buildSpecialColors=()=>{const{numberOfColors:n}=e,r=e.table;let a=(n+Tc)*4;e.useBelowRangeColor||n===0?(r[a]=e.belowRangeColor[0]*255+.5,r[a+1]=e.belowRangeColor[1]*255+.5,r[a+2]=e.belowRangeColor[2]*255+.5,r[a+3]=e.belowRangeColor[3]*255+.5):(r[a]=r[0],r[a+1]=r[1],r[a+2]=r[2],r[a+3]=r[3]),a=(n+xc)*4,e.useAboveRangeColor||n===0?(r[a]=e.aboveRangeColor[0]*255+.5,r[a+1]=e.aboveRangeColor[1]*255+.5,r[a+2]=e.aboveRangeColor[2]*255+.5,r[a+3]=e.aboveRangeColor[3]*255+.5):(r[a]=r[4*(n-1)+0],r[a+1]=r[4*(n-1)+1],r[a+2]=r[4*(n-1)+2],r[a+3]=r[4*(n-1)+3]),a=(n+ms)*4,r[a]=e.nanColor[0]*255+.5,r[a+1]=e.nanColor[1]*255+.5,r[a+2]=e.nanColor[2]*255+.5,r[a+3]=e.nanColor[3]*255+.5},t.build=()=>{(e.table.length<1||t.getMTime()>e.buildTime.getMTime()&&e.insertTime.getMTime()<=e.buildTime.getMTime())&&t.forceBuild()},e.table.length>0&&(t.buildSpecialColors(),e.insertTime.modified())}const kC={numberOfColors:256,hueRange:[0,.66667],saturationRange:[1,1],valueRange:[1,1],alphaRange:[1,1],nanColor:[.5,0,0,1],belowRangeColor:[0,0,0,1],aboveRangeColor:[1,1,1,1],useAboveRangeColor:!1,useBelowRangeColor:!1,alpha:1};function Tl(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,kC,n),ls.extend(t,e,n),e.table||(e.table=[]),e.buildTime={},E.obj(e.buildTime),e.opaqueFlagBuildTime={},E.obj(e.opaqueFlagBuildTime,{mtime:0}),e.insertTime={},E.obj(e.insertTime,{mtime:0}),E.get(t,e,["buildTime"]),E.setGet(t,e,["numberOfColors","useAboveRangeColor","useBelowRangeColor"]),E.setArray(t,e,["alphaRange","hueRange","saturationRange","valueRange"],2),E.setArray(t,e,["nanColor","belowRangeColor","aboveRangeColor"],4),E.getArray(t,e,["hueRange","saturationRange","valueRange","alphaRange","nanColor","belowRangeColor","aboveRangeColor"]),BC(t,e)}const FC=E.newInstance(Tl,"vtkLookupTable");var Br={newInstance:FC,extend:Tl};let xl=1,io=0;const UC=["VTK_RESOLVE_OFF","VTK_RESOLVE_POLYGON_OFFSET"];function NC(){return xl}function bC(t){xl=t}function GC(){return io}function gs(){io=arguments.length>0&&arguments[0]!==void 0?arguments[0]:0}function $C(){gs(0)}function WC(){gs(0)}function zC(){gs(1)}function AC(){return UC[io]}var vi={getResolveCoincidentTopologyAsString:AC,getResolveCoincidentTopologyPolygonOffsetFaces:NC,getResolveCoincidentTopology:GC,setResolveCoincidentTopology:gs,setResolveCoincidentTopologyPolygonOffsetFaces:bC,setResolveCoincidentTopologyToDefault:$C,setResolveCoincidentTopologyToOff:WC,setResolveCoincidentTopologyToPolygonOffset:zC};function Sl(t,e,n){n.forEach(r=>{t[`get${r.method}`]=()=>e[r.key],t[`set${r.method}`]=(a,s)=>{e[r.key]={factor:a,offset:s}}})}const oo=["Polygon","Line","Point"],HC={Polygon:{factor:2,offset:0},Line:{factor:1,offset:-1},Point:{factor:0,offset:-2}},Fn={};Sl(Fn,HC,oo.map(t=>({key:t,method:`ResolveCoincidentTopology${t}OffsetParameters`})));function jC(t,e){e.resolveCoincidentTopology===void 0&&(e.resolveCoincidentTopology=!1),E.setGet(t,e,["resolveCoincidentTopology"]),e.topologyOffset={Polygon:{factor:0,offset:0},Line:{factor:0,offset:0},Point:{factor:0,offset:0}},Object.keys(vi).forEach(n=>{t[n]=vi[n]}),Object.keys(Fn).forEach(n=>{t[n]=Fn[n]}),Sl(t,e.topologyOffset,oo.map(n=>({key:n,method:`RelativeCoincidentTopology${n}OffsetParameters`}))),t.getCoincidentTopologyPolygonOffsetParameters=()=>{const n=Fn.getResolveCoincidentTopologyPolygonOffsetParameters(),r=t.getRelativeCoincidentTopologyPolygonOffsetParameters();return{factor:n.factor+r.factor,offset:n.offset+r.offset}},t.getCoincidentTopologyLineOffsetParameters=()=>{const n=Fn.getResolveCoincidentTopologyLineOffsetParameters(),r=t.getRelativeCoincidentTopologyLineOffsetParameters();return{factor:n.factor+r.factor,offset:n.offset+r.offset}},t.getCoincidentTopologyPointOffsetParameter=()=>{const n=Fn.getResolveCoincidentTopologyPointOffsetParameters(),r=t.getRelativeCoincidentTopologyPointOffsetParameters();return{factor:n.factor+r.factor,offset:n.offset+r.offset}}}var Cl={implementCoincidentTopologyMethods:jC,staticOffsetAPI:Fn,otherStaticMethods:vi,CATEGORIES:oo};const nt={MIN_KNOWN_PASS:0,ACTOR_PASS:0,COMPOSITE_INDEX_PASS:1,ID_LOW24:2,ID_HIGH24:3,MAX_KNOWN_PASS:3};var wl={PassTypes:nt};const{FieldAssociations:Sc}=Pn,{staticOffsetAPI:KC,otherStaticMethods:PC}=Cl,{ColorMode:Ls,ScalarMode:On,GetArray:Bs}=fs,{VectorMode:XC}=so,{VtkDataTypes:IC}=Se;function Or(t){return()=>E.vtkErrorMacro(`vtkMapper::${t} - NOT IMPLEMENTED`)}function YC(t,e){e.classHierarchy.push("vtkMapper"),t.getBounds=()=>{const n=t.getInputData();return n?(e.static||t.update(),e.bounds=n.getBounds()):e.bounds=Yi(),e.bounds},t.setForceCompileOnly=n=>{e.forceCompileOnly=n},t.setSelectionWebGLIdsToVTKIds=n=>{e.selectionWebGLIdsToVTKIds=n},t.createDefaultLookupTable=()=>{e.lookupTable=Br.newInstance()},t.getColorModeAsString=()=>E.enumToString(Ls,e.colorMode),t.setColorModeToDefault=()=>t.setColorMode(0),t.setColorModeToMapScalars=()=>t.setColorMode(1),t.setColorModeToDirectScalars=()=>t.setColorMode(2),t.getScalarModeAsString=()=>E.enumToString(On,e.scalarMode),t.setScalarModeToDefault=()=>t.setScalarMode(0),t.setScalarModeToUsePointData=()=>t.setScalarMode(1),t.setScalarModeToUseCellData=()=>t.setScalarMode(2),t.setScalarModeToUsePointFieldData=()=>t.setScalarMode(3),t.setScalarModeToUseCellFieldData=()=>t.setScalarMode(4),t.setScalarModeToUseFieldData=()=>t.setScalarMode(5),t.getAbstractScalars=(n,r,a,s,i)=>{if(!n||!e.scalarVisibility)return{scalars:null,cellFLag:!1};let 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s=`${t.getMTime()}${a.getMTime()}${r}`;if(e.colorBuildString!==s){if(e.useLookupTableScalarRange||t.getLookupTable().setRange(e.scalarRange[0],e.scalarRange[1]),t.canUseTextureMapForColoring(n))t.mapScalarsToTexture(a,r);else{e.colorCoordinates=null,e.colorTextureMap=null;const i=t.getLookupTable();i&&(i.build(),e.colorMapColors=i.mapScalars(a,e.colorMode,e.fieldDataTupleId))}e.colorBuildString=`${t.getMTime()}${a.getMTime()}${r}`}},t.scalarToTextureCoordinate=(n,r,a)=>{let s=.5,i=1;return qa(n)||(i=.49,s=(n-r)*a,s>1e3?s=1e3:s<-1e3&&(s=-1e3)),{texCoordS:s,texCoordT:i}},t.createColorTextureCoordinates=(n,r,a,s,i,o,u,c,f)=>{const l=(o[1]-o[0])/c,g=[];g[0]=o[0]-l,g[1]=o[1]+l;const p=1/(g[1]-g[0]),T=r.getData(),h=n.getData();let d=0,x=0;if(i<0||i>=s)for(let C=0;C<a;++C){let y=0;for(let S=0;S<s;++S)y+=h[d]*h[d],d++;let v=Math.sqrt(y);f&&(v=Br.applyLogScale(v,u,o));const w=t.scalarToTextureCoordinate(v,g[0],p);T[x]=w.texCoordS,T[x+1]=w.texCoordT,x+=2}else{d+=i;for(let C=0;C<a;++C){let 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dw(t){return t<yi.length?yi[t]:"UnknownClass"}function vw(t){return yi.findIndex(t)}function yw(t){return t<_e.VTK_QUADRATIC_EDGE||t===_e.VTK_CONVEX_POINT_SET||t===_e.VTK_POLYHEDRON}function Tw(t){return t===_e.VTK_TRIANGLE_STRIP||t===_e.VTK_POLY_LINE||t===_e.VTK_POLY_VERTEX}const xw={getClassNameFromTypeId:dw,getTypeIdFromClassName:vw,isLinear:yw,hasSubCells:Tw};function Sw(t,e){e.classHierarchy.push("vtkCellTypes"),t.allocate=function(){let n=arguments.length>0&&arguments[0]!==void 0?arguments[0]:512,r=arguments.length>1&&arguments[1]!==void 0?arguments[1]:1e3;e.size=n>0?n:1,e.extend=r>0?r:1,e.maxId=-1,e.typeArray=new Uint8Array(n),e.locationArray=new 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ww=E.newInstance(ml,"vtkCellTypes");var Ew={newInstance:ww,extend:ml,...xw};const _w={NO_INTERSECTION:0,YES_INTERSECTION:1,ON_LINE:2};var Ll={IntersectionState:_w};const{IntersectionState:Fa}=Ll;function or(t,e,n){let r=arguments.length>3&&arguments[3]!==void 0?arguments[3]:null;const a={t:Number.MIN_VALUE,distance:0},s=[];let i;s[0]=n[0]-e[0],s[1]=n[1]-e[1],s[2]=n[2]-e[2];const o=s[0]*(t[0]-e[0])+s[1]*(t[1]-e[1])+s[2]*(t[2]-e[2]),u=ge(s,s);let c=1e-5*o;return u!==0&&(a.t=o/u),c<0&&(c=-c),-c<u&&u<c||u<=0||a.t<0?i=e:a.t>1?i=n:(i=s,s[0]=e[0]+a.t*s[0],s[1]=e[1]+a.t*s[1],s[2]=e[2]+a.t*s[2]),r&&(r[0]=i[0],r[1]=i[1],r[2]=i[2]),a.distance=zt(i,t),a}function Bl(t,e,n,r,a,s){const i=[],o=[],u=[];a[0]=0,s[0]=0,xn(e,t,i),xn(r,n,o),xn(n,t,u);const c=[ge(i,i),-ge(i,o),-ge(i,o),ge(o,o)],f=[];if(f[0]=ge(i,u),f[1]=-ge(o,u),rS(c,f,2)===0){let l=Number.MAX_VALUE;const g=[t,e,n,r],p=[n,n,t,t],T=[r,r,e,e];s[0],s[0],a[0],a[0],a[0],a[0],s[0],s[0];let h;for(let d=0;d<4;d++)h=or(g[d],p[d],T[d]),h.distance<l&&(l=h.distance);return Fa.ON_LINE}return a[0]=f[0],s[0]=f[1],a[0]>=0&&a[0]<=1&&s[0]>=0&&s[0]<=1?Fa.YES_INTERSECTION:Fa.NO_INTERSECTION}const Rw={distanceToLine:or,intersection:Bl};function Ow(t,e){e.classHierarchy.push("vtkLine");function n(r){return r>=0&&r<=1}t.getCellDimension=()=>1,t.intersectWithLine=(r,a,s,i,o)=>{const u={intersect:0,t:Number.MAX_VALUE,subId:0,betweenPoints:null};o[1]=0,o[2]=0;const c=[],f=[],l=[];e.points.getPoint(0,f),e.points.getPoint(1,l);const g=[],p=[],T=Bl(r,a,f,l,g,p);if(u.t=g[0],u.betweenPoints=n(u.t),o[0]=p[0],T===Fa.YES_INTERSECTION){for(let h=0;h<3;h++)i[h]=f[h]+o[0]*(l[h]-f[h]),c[h]=r[h]+u.t*(a[h]-r[h]);if(zt(i,c)<=s*s)return u.intersect=1,u}else{let h;if(u.t<0)return h=or(r,f,l,i),h.distance<=s*s&&(u.t=0,u.intersect=1,u.betweenPoints=!0),u;if(u.t>1)return h=or(a,f,l,i),h.distance<=s*s&&(u.t=1,u.intersect=1,u.betweenPoints=!0),u;if(o[0]<0)return o[0]=0,h=or(f,r,a,i),u.t=h.t,h.distance<=s*s&&(u.intersect=1),u;if(o[0]>1)return o[0]=1,h=or(l,r,a,i),u.t=h.t,h.distance<=s*s&&(u.intersect=1),u}return u},t.evaluateLocation=(r,a,s)=>{const i=[],o=[];e.points.getPoint(0,i),e.points.getPoint(1,o);for(let u=0;u<3;u++)a[u]=i[u]+r[0]*(o[u]-i[u]);s[0]=1-r[0],s[1]=r[0]},t.evaluateOrientation=(r,a,s)=>e.orientations?(Ba(a,e.orientations[0],e.orientations[1],r[0]),s[0]=1-r[0],s[1]=r[0],!0):!1}const Dw={orientations:null};function kl(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,Dw,n),ts.extend(t,e,n),E.setGet(t,e,["orientations"]),Ow(t,e)}const Mw=E.newInstance(kl,"vtkLine");var dt={newInstance:Mw,extend:kl,...Rw,...Ll};function Vw(t,e){e.classHierarchy.push("vtkPointSet"),e.points?e.points=Bt(e.points):e.points=es.newInstance(),t.getNumberOfPoints=()=>e.points.getNumberOfPoints(),t.getBounds=()=>e.points.getBounds(),t.computeBounds=()=>{t.getBounds()};const n=t.shallowCopy;t.shallowCopy=function(r){let a=arguments.length>1&&arguments[1]!==void 0?arguments[1]:!1;n(r,a),e.points=es.newInstance(),e.points.shallowCopy(r.getPoints())}}const mw={};function Fl(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,mw,n),Pn.extend(t,e,n),E.setGet(t,e,["points"]),Vw(t,e)}const Lw=E.newInstance(Fl,"vtkPointSet");var Bw={newInstance:Lw,extend:Fl};function co(t,e,n,r){const a=n[0]-e[0],s=n[1]-e[1],i=n[2]-e[2],o=t[0]-e[0],u=t[1]-e[1],c=t[2]-e[2];r[0]=s*c-i*u,r[1]=i*o-a*c,r[2]=a*u-s*o}function ns(t,e,n,r){co(t,e,n,r);const a=Math.sqrt(r[0]*r[0]+r[1]*r[1]+r[2]*r[2]);a!==0&&(r[0]/=a,r[1]/=a,r[2]/=a)}function kw(t,e,n,r,a,s){let i=arguments.length>6&&arguments[6]!==void 0?arguments[6]:1e-6,o=!1;const u=[],c=[],f=[],l=[],g=[];ns(t,e,n,l),ns(r,a,s,g);const p=-ge(l,t),T=-ge(g,r),h=[ge(g,t)+T,ge(g,e)+T,ge(g,n)+T];if(h[0]*h[1]>i&&h[0]*h[2]>i)return{intersect:!1,coplanar:o,pt1:u,pt2:c,surfaceId:f};const d=[ge(l,r)+p,ge(l,a)+p,ge(l,s)+p];if(d[0]*d[1]>i&&d[0]*d[2]>i)return{intersect:!1,coplanar:o,pt1:u,pt2:c,surfaceId:f};if(Math.abs(l[0]-g[0])<1e-9&&Math.abs(l[1]-g[1])<1e-9&&Math.abs(l[2]-g[2])<1e-9&&Math.abs(p-T)<1e-9)return o=!0,{intersect:!1,coplanar:o,pt1:u,pt2:c,surfaceId:f};const x=[t,e,n],C=[r,a,s],y=ge(l,g),v=(p-T*y)/(y*y-1),w=(T-p*y)/(y*y-1),S=[v*l[0]+w*g[0],v*l[1]+w*g[1],v*l[2]+w*g[2]],R=Hr(l,g,[]);jr(R);let M=0,m=0;const O=[],V=[];let B=50,b=50;for(let q=0;q<3;q++){const Z=q,re=(q+1)%3,G=pr.intersectWithLine(x[Z],x[re],r,g);G.intersection&&G.t>0-i&&G.t<1+i&&(G.t<1+i&&G.t>1-i&&(B=M),O[M++]=ge(G.x,R)-ge(S,R));const k=pr.intersectWithLine(C[Z],C[re],t,l);k.intersection&&k.t>0-i&&k.t<1+i&&(k.t<1+i&&k.t>1-i&&(b=m),V[m++]=ge(k.x,R)-ge(S,R))}if(M>2){M--;const q=O[2];O[2]=O[B],O[B]=q}if(m>2){m--;const q=V[2];V[2]=V[b],V[b]=q}if(M!==2||m!==2)return{intersect:!1,coplanar:o,pt1:u,pt2:c,surfaceId:f};if(Number.isNaN(O[0])||Number.isNaN(O[1])||Number.isNaN(V[0])||Number.isNaN(V[1]))return{intersect:!1,coplanar:o,pt1:u,pt2:c,surfaceId:f};if(O[0]>O[1]){const q=O[1];O[1]=O[0],O[0]=q}if(V[0]>V[1]){const q=V[1];V[1]=V[0],V[0]=q}let U,Y;return O[1]<V[0]||V[1]<O[0]?{intersect:!1,coplanar:o,pt1:u,pt2:c,surfaceId:f}:(O[0]<V[0]?O[1]<V[1]?(f[0]=2,f[1]=1,U=V[0],Y=O[1]):(f[0]=2,f[1]=2,U=V[0],Y=V[1]):O[1]<V[1]?(f[0]=1,f[1]=1,U=O[0],Y=O[1]):(f[0]=1,f[1]=2,U=O[0],Y=V[1]),ic(S,R,U,u),ic(S,R,Y,c),{intersect:!0,coplanar:o,pt1:u,pt2:c,surfaceId:f})}const Fw={computeNormalDirection:co,computeNormal:ns,intersectWithTriangle:kw};function Uw(t,e){e.classHierarchy.push("vtkTriangle"),t.getCellDimension=()=>2,t.intersectWithLine=(n,r,a,s,i)=>{const o={subId:0,t:Number.MAX_VALUE,intersect:0,betweenPoints:!1};i[2]=0;const u=[],c=a*a,f=[],l=[],g=[];e.points.getPoint(0,f),e.points.getPoint(1,l),e.points.getPoint(2,g);const p=[],T=[];if(ns(f,l,g,p),p[0]!==0||p[1]!==0||p[2]!==0){const y=pr.intersectWithLine(n,r,f,p);if(o.betweenPoints=y.betweenPoints,o.t=y.t,s[0]=y.x[0],s[1]=y.x[1],s[2]=y.x[2],!y.intersection)return i[0]=0,i[1]=0,o.intersect=0,o;const v=t.evaluatePosition(s,u,i,T);if(v.evaluation>=0)return v.dist2<=c?(o.intersect=1,o):(o.intersect=v.evaluation,o)}const h=zt(f,l),d=zt(l,g),x=zt(g,f);e.line||(e.line=dt.newInstance()),h>d&&h>x?(e.line.getPoints().setPoint(0,f),e.line.getPoints().setPoint(1,l)):d>x&&d>h?(e.line.getPoints().setPoint(0,l),e.line.getPoints().setPoint(1,g)):(e.line.getPoints().setPoint(0,g),e.line.getPoints().setPoint(1,f));const C=e.line.intersectWithLine(n,r,a,s,i);if(o.betweenPoints=C.betweenPoints,o.t=C.t,C.intersect){const y=[],v=[],w=[];for(let S=0;S<3;S++)y[S]=f[S]-g[S],v[S]=l[S]-g[S],w[S]=s[S]-g[S];return i[0]=ge(w,y)/x,i[1]=ge(w,v)/d,o.intersect=1,o}return i[0]=0,i[1]=0,o.intersect=0,o},t.evaluatePosition=(n,r,a,s)=>{const i={subId:0,dist2:0,evaluation:-1};let o,u;const c=[],f=[],l=[],g=[];let p;const T=[],h=[],d=[];let x=0,C=0;const y=[];let v,w,S,R=[];const M=[],m=[],O=[];i.subId=0,a[2]=0,e.points.getPoint(1,c),e.points.getPoint(2,f),e.points.getPoint(0,l),co(c,f,l,g),pr.generalizedProjectPoint(n,c,g,O);let V=0;for(o=0;o<3;o++)g[o]<0?p=-g[o]:p=g[o],p>V&&(V=p,C=o);for(u=0,o=0;o<3;o++)o!==C&&(y[u++]=o);for(o=0;o<2;o++)T[o]=O[y[o]]-l[y[o]],h[o]=c[y[o]]-l[y[o]],d[o]=f[y[o]]-l[y[o]];if(x=ka(h,d),x===0)return a[0]=0,a[1]=0,i.evaluation=-1,i;if(a[0]=ka(T,d)/x,a[1]=ka(h,T)/x,s[0]=1-(a[0]+a[1]),s[1]=a[0],s[2]=a[1],s[0]>=0&&s[0]<=1&&s[1]>=0&&s[1]<=1&&s[2]>=0&&s[2]<=1)r&&(i.dist2=zt(O,n),r[0]=O[0],r[1]=O[1],r[2]=O[2]),i.evaluation=1;else{let B;if(r){if(s[1]<0&&s[2]<0)for(v=zt(n,l),w=dt.distanceToLine(n,c,l,B,M),S=dt.distanceToLine(n,l,f,B,m),v<w?(i.dist2=v,R=l):(i.dist2=w,R=M),S<i.dist2&&(i.dist2=S,R=m),o=0;o<3;o++)r[o]=R[o];else if(s[2]<0&&s[0]<0)for(v=zt(n,c),w=dt.distanceToLine(n,c,l,B,M),S=dt.distanceToLine(n,c,f,B,m),v<w?(i.dist2=v,R=c):(i.dist2=w,R=M),S<i.dist2&&(i.dist2=S,R=m),o=0;o<3;o++)r[o]=R[o];else if(s[1]<0&&s[0]<0)for(v=zt(n,f),w=dt.distanceToLine(n,f,l,B,M),S=dt.distanceToLine(n,c,f,B,m),v<w?(i.dist2=v,R=f):(i.dist2=w,R=M),S<i.dist2&&(i.dist2=S,R=m),o=0;o<3;o++)r[o]=R[o];else if(s[0]<0){const b=dt.distanceToLine(n,c,f,r);i.dist2=b.distance}else if(s[1]<0){const b=dt.distanceToLine(n,f,l,r);i.dist2=b.distance}else if(s[2]<0){const b=dt.distanceToLine(n,c,l,r);i.dist2=b.distance}}i.evaluation=0}return i},t.evaluateLocation=(n,r,a)=>{const s=[],i=[],o=[];e.points.getPoint(0,s),e.points.getPoint(1,i),e.points.getPoint(2,o);const u=1-n[0]-n[1];for(let c=0;c<3;c++)r[c]=s[c]*u+i[c]*n[0]+o[c]*n[1];a[0]=u,a[1]=n[0],a[2]=n[1]},t.getParametricDistance=n=>{let r,a=0;const s=[];s[0]=n[0],s[1]=n[1],s[2]=1-n[0]-n[1];for(let i=0;i<3;i++)s[i]<0?r=-s[i]:s[i]>1?r=s[i]-1:r=0,r>a&&(a=r);return a}}const Nw={};function Ul(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,Nw,n),ts.extend(t,e,n),Uw(t,e)}const bw=E.newInstance(Ul,"vtkTriangle");var Gw={newInstance:bw,extend:Ul,...Fw};const ks=["verts","lines","polys","strips"],{vtkWarningMacro:wc}=E,$w={[_e.VTK_LINE]:dt,[_e.VTK_POLY_LINE]:dt,[_e.VTK_TRIANGLE]:Gw};function Ww(t,e){e.classHierarchy.push("vtkPolyData");function n(a){return a.replace(/(?:^\w|[A-Z]|\b\w)/g,s=>s.toUpperCase()).replace(/\s+/g,"")}ks.forEach(a=>{t[`getNumberOf${n(a)}`]=()=>e[a].getNumberOfCells(),e[a]?e[a]=Bt(e[a]):e[a]=Cc.newInstance()}),t.getNumberOfCells=()=>ks.reduce((a,s)=>a+e[s].getNumberOfCells(),0);const r=t.shallowCopy;t.shallowCopy=function(a){let s=arguments.length>1&&arguments[1]!==void 0?arguments[1]:!1;r(a,s),ks.forEach(i=>{e[i]=Cc.newInstance(),e[i].shallowCopy(a.getReferenceByName(i))})},t.buildCells=()=>{const a=t.getNumberOfVerts(),s=t.getNumberOfLines(),i=t.getNumberOfPolys(),o=t.getNumberOfStrips(),u=a+s+i+o,c=new Uint8Array(u);let f=c;const l=new Uint32Array(u);let g=l;if(a){let p=0;e.verts.getCellSizes().forEach((T,h)=>{g[h]=p,f[h]=T>1?_e.VTK_POLY_VERTEX:_e.VTK_VERTEX,p+=T+1}),g=g.subarray(a),f=f.subarray(a)}if(s){let p=0;e.lines.getCellSizes().forEach((T,h)=>{g[h]=p,f[h]=T>2?_e.VTK_POLY_LINE:_e.VTK_LINE,T===1&&wc("Building VTK_LINE ",h," with only one point, but VTK_LINE needs at least two points. Check the input."),p+=T+1}),g=g.subarray(s),f=f.subarray(s)}if(i){let p=0;e.polys.getCellSizes().forEach((T,h)=>{switch(g[h]=p,T){case 3:f[h]=_e.VTK_TRIANGLE;break;case 4:f[h]=_e.VTK_QUAD;break;default:f[h]=_e.VTK_POLYGON;break}T<3&&wc("Building VTK_TRIANGLE ",h," with less than three points, but VTK_TRIANGLE needs at least three points. Check the input."),p+=T+1}),g+=g.subarray(i),f+=f.subarray(i)}if(o){let p=0;f.fill(_e.VTK_TRIANGLE_STRIP,0,o),e.strips.getCellSizes().forEach((T,h)=>{g[h]=p,p+=T+1})}e.cells=Ew.newInstance(),e.cells.setCellTypes(u,c,l)},t.buildLinks=function(){let a=arguments.length>0&&arguments[0]!==void 0?arguments[0]:0;e.cells===void 0&&t.buildCells(),e.links=hw.newInstance(),a>0?e.links.allocate(a):e.links.allocate(t.getPoints().getNumberOfPoints()),e.links.buildLinks(t)},t.getCellType=a=>e.cells.getCellType(a),t.getCellPoints=a=>{const s=t.getCellType(a);let i=null;switch(s){case _e.VTK_VERTEX:case _e.VTK_POLY_VERTEX:i=e.verts;break;case _e.VTK_LINE:case _e.VTK_POLY_LINE:i=e.lines;break;case _e.VTK_TRIANGLE:case _e.VTK_QUAD:case _e.VTK_POLYGON:i=e.polys;break;case _e.VTK_TRIANGLE_STRIP:i=e.strips;break;default:return i=null,{type:0,cellPointIds:null}}const o=e.cells.getCellLocation(a),u=i.getCell(o);return{cellType:s,cellPointIds:u}},t.getPointCells=a=>e.links.getCells(a),t.getCellEdgeNeighbors=(a,s,i)=>{const o=e.links.getLink(s),u=e.links.getLink(i);return o.cells.filter(c=>c!==a&&u.cells.indexOf(c)!==-1)},t.getCell=function(a){let s=arguments.length>1&&arguments[1]!==void 0?arguments[1]:null;const i=t.getCellPoints(a),o=s||$w[i.cellType].newInstance();return o.initialize(t.getPoints(),i.cellPointIds),o}}const zw={};function Nl(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,zw,n),Bw.extend(t,e,n),E.get(t,e,["cells","links"]),E.setGet(t,e,["verts","lines","polys","strips"]),Ww(t,e)}const Aw=E.newInstance(Nl,"vtkPolyData");var nn={newInstance:Aw,extend:Nl};function 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n=E.chain(t.setProperty,e.gridActor.setProperty);t.setProperty=r=>n(r)[0]}function Zw(t){return{boundsScaleFactor:1.3,camera:null,dataBounds:[...Re.INIT_BOUNDS],faceVisibilityAngle:8,gridLines:!0,axisLabels:null,axisTitlePixelOffset:35,axisTextStyle:{fontColor:"white",fontStyle:"normal",fontSize:18,fontFamily:"serif"},tickLabelPixelOffset:12,tickTextStyle:{fontColor:"white",fontStyle:"normal",fontSize:14,fontFamily:"serif"},...t}}function Gl(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,Zw(n)),en.extend(t,e,n),e.lastFacesToDraw=[!1,!1,!1,!1,!1,!1],e.axisLabels=["X-Axis","Y-Axis","Z-Axis"],e.tickCounts=[],e.textValues=[],e.lastTickBounds=[],e.tmCanvas=document.createElement("canvas"),e.tmContext=e.tmCanvas.getContext("2d"),e._tmAtlas=new 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wE(t,e){e.classHierarchy.push("vtkOpenGLVertexArrayObject"),t.exposedMethod=()=>{},t.initialize=()=>{e.instancingExtension=null,e._openGLRenderWindow.getWebgl2()||(e.instancingExtension=e.context.getExtension("ANGLE_instanced_arrays")),!e.forceEmulation&&e._openGLRenderWindow&&e._openGLRenderWindow.getWebgl2()?(e.extension=null,e.supported=!0,e.handleVAO=e.context.createVertexArray()):(e.extension=e.context.getExtension("OES_vertex_array_object"),!e.forceEmulation&&e.extension?(e.supported=!0,e.handleVAO=e.extension.createVertexArrayOES()):e.supported=!1)},t.isReady=()=>e.handleVAO!==0||e.supported===!1,t.bind=()=>{if(t.isReady()||t.initialize(),t.isReady()&&e.supported)e.extension?e.extension.bindVertexArrayOES(e.handleVAO):e.context.bindVertexArray(e.handleVAO);else if(t.isReady()){const n=e.context;for(let r=0;r<e.buffers.length;++r){const a=e.buffers[r];e.context.bindBuffer(n.ARRAY_BUFFER,a.buffer);for(let s=0;s<a.attributes.length;++s){const 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u=0;u<o;++u)n.enableVertexAttribArray(i.index+u),n.vertexAttribPointer(i.index+u,i.size,i.type,i.normalize,i.stride,i.offset+i.stride*u/i.size),i.divisor>0&&(e.instancingExtension?e.instancingExtension.vertexAttribDivisorANGLE(i.index+u,0):n.vertexAttribDivisor(i.index+u,0)),n.disableVertexAttribArray(i.index+u)}}}},t.shaderProgramChanged=()=>{t.release(),e.handleVAO&&(e.extension?e.extension.deleteVertexArrayOES(e.handleVAO):e.context.deleteVertexArray(e.handleVAO)),e.handleVAO=0,e.handleProgram=0},t.releaseGraphicsResources=()=>{t.shaderProgramChanged(),e.handleVAO&&(e.extension?e.extension.deleteVertexArrayOES(e.handleVAO):e.context.deleteVertexArray(e.handleVAO)),e.handleVAO=0,e.supported=!0,e.handleProgram=0},t.addAttributeArray=(n,r,a,s,i,o,u,c)=>t.addAttributeArrayWithDivisor(n,r,a,s,i,o,u,c,0,!1),t.addAttributeArrayWithDivisor=(n,r,a,s,i,o,u,c,f,l)=>{if(!n||!n.isBound()||r.getHandle()===0||r.getType()!==Ur.ARRAY_BUFFER||(e.handleProgram===0&&(e.handleProgram=n.getHandle()),t.isReady()||t.initialize(),!t.isReady()||e.handleProgram!==n.getHandle()))return!1;const g=e.context,p={};if(p.name=a,p.index=g.getAttribLocation(e.handleProgram,a),p.offset=s,p.stride=i,p.type=o,p.size=u,p.normalize=c,p.isMatrix=l,p.divisor=f,p.Index===-1)return!1;if(r.bind(),g.enableVertexAttribArray(p.index),g.vertexAttribPointer(p.index,p.size,p.type,p.normalize,p.stride,p.offset),f>0&&(e.instancingExtension?e.instancingExtension.vertexAttribDivisorANGLE(p.index,1):g.vertexAttribDivisor(p.index,1)),p.buffer=r.getHandle(),!e.supported){let T=!1;for(let h=0;h<e.buffers.length;++h){const d=e.buffers[h];if(d.buffer===p.buffer){T=!0;let x=!1;for(let C=0;C<d.attributes.length;++C)d.attributes[C].name===a&&(x=!0,d.attributes[C]=p);x||d.attributes.push(p)}}T||e.buffers.push({buffer:p.buffer,attributes:[p]})}return!0},t.addAttributeMatrixWithDivisor=(n,r,a,s,i,o,u,c,f)=>{const l=t.addAttributeArrayWithDivisor(n,r,a,s,i,o,u,c,f,!0);if(!l)return l;const g=e.context,p=g.getAttribLocation(e.handleProgram,a);for(let T=1;T<u;T++)g.enableVertexAttribArray(p+T),g.vertexAttribPointer(p+T,u,o,c,i,s+i*T/u),f>0&&(e.instancingExtension?e.instancingExtension.vertexAttribDivisorANGLE(p+T,1):g.vertexAttribDivisor(p+T,1));return!0},t.removeAttributeArray=n=>{if(!t.isReady()||e.handleProgram===0)return!1;if(!e.supported)for(let r=0;r<e.buffers.length;++r){const a=e.buffers[r];for(let s=0;s<a.attributes.length;++s)if(a.attributes[s].name===n)return a.attributes.splice(s,1),a.attributes.length||e.buffers.splice(r,1),!0}return!0},t.setOpenGLRenderWindow=n=>{e._openGLRenderWindow!==n&&(t.releaseGraphicsResources(),e._openGLRenderWindow=n,e.context=null,n&&(e.context=e._openGLRenderWindow.getContext()))}}const EE={forceEmulation:!1,handleVAO:0,handleProgram:0,supported:!0,buffers:null,context:null};function Pl(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,EE,n),e.buffers=[],E.obj(t,e),E.get(t,e,["supported"]),E.setGet(t,e,["forceEmulation"]),wE(t,e)}const _E=E.newInstance(Pl,"vtkOpenGLVertexArrayObject");var Xl={newInstance:_E,extend:Pl};const hn={Start:0,Points:0,Lines:1,Tris:2,TriStrips:3,TrisEdges:4,TriStripsEdges:5,End:6};function RE(t,e){e.classHierarchy.push("vtkOpenGLHelper"),t.setOpenGLRenderWindow=n=>{e.context=n.getContext(),e.program.setContext(e.context),e.VAO.setOpenGLRenderWindow(n),e.CABO.setOpenGLRenderWindow(n)},t.releaseGraphicsResources=n=>{e.VAO.releaseGraphicsResources(),e.CABO.releaseGraphicsResources(),e.CABO.setElementCount(0)},t.drawArrays=(n,r,a,s)=>{if(e.CABO.getElementCount()){const i=t.getOpenGLMode(a),o=t.haveWideLines(n,r),u=e.context,c=u.getParameter(u.DEPTH_WRITEMASK);e.pointPicking&&u.depthMask(!1),i===u.LINES&&o?(t.updateShaders(n,r,s),u.drawArraysInstanced(i,0,e.CABO.getElementCount(),2*Math.ceil(r.getProperty().getLineWidth()))):(u.lineWidth(r.getProperty().getLineWidth()),t.updateShaders(n,r,s),u.drawArrays(i,0,e.CABO.getElementCount()),u.lineWidth(1));const l=(i===u.POINTS?1:0)||(i===u.LINES?2:3);return e.pointPicking&&u.depthMask(c),e.CABO.getElementCount()/l}return 0},t.getOpenGLMode=n=>{if(e.pointPicking)return e.context.POINTS;const r=e.primitiveType;return n===rt.POINTS||r===hn.Points?e.context.POINTS:n===rt.WIREFRAME||r===hn.Lines||r===hn.TrisEdges||r===hn.TriStripsEdges?e.context.LINES:e.context.TRIANGLES},t.haveWideLines=(n,r)=>r.getProperty().getLineWidth()>1?!(e.CABO.getOpenGLRenderWindow()&&e.CABO.getOpenGLRenderWindow().getHardwareMaximumLineWidth()>=r.getProperty().getLineWidth()):!1,t.getNeedToRebuildShaders=(n,r,a)=>!!(a.getNeedToRebuildShaders(t,n,r)||t.getProgram()===0||t.getShaderSourceTime().getMTime()<a.getMTime()||t.getShaderSourceTime().getMTime()<r.getMTime()),t.updateShaders=(n,r,a)=>{if(t.getNeedToRebuildShaders(n,r,a)){const s={Vertex:null,Fragment:null,Geometry:null};a.buildShaders(s,n,r);const i=e.CABO.getOpenGLRenderWindow().getShaderCache().readyShaderProgramArray(s.Vertex,s.Fragment,s.Geometry);i!==t.getProgram()&&(t.setProgram(i),t.getVAO().releaseGraphicsResources()),t.getShaderSourceTime().modified()}else e.CABO.getOpenGLRenderWindow().getShaderCache().readyShaderProgram(t.getProgram());t.getVAO().bind(),a.setMapperShaderParameters(t,n,r),a.setPropertyShaderParameters(t,n,r),a.setCameraShaderParameters(t,n,r),a.setLightingShaderParameters(t,n,r),a.invokeShaderCallbacks(t,n,r)},t.setMapperShaderParameters=(n,r,a)=>{if(t.haveWideLines(n,r)){t.getProgram().setUniform2f("viewportSize",a.usize,a.vsize);const s=parseFloat(r.getProperty().getLineWidth()),i=s/2;t.getProgram().setUniformf("lineWidthStepSize",s/Math.ceil(s)),t.getProgram().setUniformf("halfLineWidth",i)}e.primitiveType===hn.Points||r.getProperty().getRepresentation()===rt.POINTS?t.getProgram().setUniformf("pointSize",r.getProperty().getPointSize()):e.pointPicking&&t.getProgram().setUniformf("pointSize",t.getPointPickingPrimitiveSize())},t.replaceShaderPositionVC=(n,r,a)=>{let s=n.Vertex;s=z.substitute(s,"//VTK::PositionVC::Dec",["//VTK::PositionVC::Dec","uniform float pointSize;"]).result,s=z.substitute(s,"//VTK::PositionVC::Impl",["//VTK::PositionVC::Impl","  gl_PointSize = pointSize;"],!1).result,t.getOpenGLMode(a.getProperty().getRepresentation())===e.context.LINES&&t.haveWideLines(r,a)&&(s=z.substitute(s,"//VTK::PositionVC::Dec",["//VTK::PositionVC::Dec","uniform vec2 viewportSize;","uniform float lineWidthStepSize;","uniform float halfLineWidth;"]).result,s=z.substitute(s,"//VTK::PositionVC::Impl",["//VTK::PositionVC::Impl"," if (halfLineWidth > 0.0)","   {","   float offset = float(gl_InstanceID / 2) * lineWidthStepSize - halfLineWidth;","   vec4 tmpPos = gl_Position;","   vec3 tmpPos2 = tmpPos.xyz / tmpPos.w;","   tmpPos2.x = tmpPos2.x + 2.0 * mod(float(gl_InstanceID), 2.0) * offset / viewportSize[0];","   tmpPos2.y = tmpPos2.y + 2.0 * mod(float(gl_InstanceID + 1), 2.0) * offset / viewportSize[1];","   gl_Position = vec4(tmpPos2.xyz * tmpPos.w, tmpPos.w);","   }"]).result),n.Vertex=s},t.getPointPickingPrimitiveSize=()=>e.primitiveType===hn.Points?2:e.primitiveType===hn.Lines?4:6,t.getAllocatedGPUMemoryInBytes=()=>t.getCABO().getAllocatedGPUMemoryInBytes()}const OE={context:null,program:null,shaderSourceTime:null,VAO:null,attributeUpdateTime:null,CABO:null,primitiveType:0,pointPicking:!1};function Il(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,OE,n),E.obj(t,e),e.shaderSourceTime={},E.obj(e.shaderSourceTime),e.attributeUpdateTime={},E.obj(e.attributeUpdateTime),E.setGet(t,e,["program","shaderSourceTime","VAO","attributeUpdateTime","CABO","primitiveType","pointPicking"]),e.program=z.newInstance(),e.VAO=Xl.newInstance(),e.CABO=pE.newInstance(),RE(t,e)}const DE=E.newInstance(Il);var wr={newInstance:DE,extend:Il,primTypes:hn};const ME={CLAMP_TO_EDGE:0,REPEAT:1,MIRRORED_REPEAT:2},Ti={NEAREST:0,LINEAR:1,NEAREST_MIPMAP_NEAREST:2,NEAREST_MIPMAP_LINEAR:3,LINEAR_MIPMAP_NEAREST:4,LINEAR_MIPMAP_LINEAR:5};var Yl={Wrap:ME,Filter:Ti};const ql=new Float32Array(1),VE=new Int32Array(ql.buffer);function mE(t){ql[0]=t;const e=VE[0];let n=e>>16&32768,r=e>>12&2047;const a=e>>23&255;return a<103?n:a>142?(n|=31744,n|=(a===255?0:1)&&e&8388607,n):a<113?(r|=2048,n|=(r>>114-a)+(r>>113-a&1),n):(n|=a-112<<10|r>>1,n+=r&1,n)}function LE(t){const e=(t&32768)>>15,n=(t&31744)>>10,r=t&1023;return 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0?arguments[0]:null;if(c?e._openGLRenderWindow=c:(e._openGLRenderer=t.getFirstAncestorOfType("vtkOpenGLRenderer"),e._openGLRenderWindow=e._openGLRenderer.getParent()),e.context=e._openGLRenderWindow.getContext(),e.renderable.getInterpolate()?(e.generateMipmap?t.setMinificationFilter(Ie.LINEAR_MIPMAP_LINEAR):t.setMinificationFilter(Ie.LINEAR),t.setMagnificationFilter(Ie.LINEAR)):(t.setMinificationFilter(Ie.NEAREST),t.setMagnificationFilter(Ie.NEAREST)),e.renderable.getRepeat()&&(t.setWrapR(Qt.REPEAT),t.setWrapS(Qt.REPEAT),t.setWrapT(Qt.REPEAT)),e.renderable.getInputData()&&e.renderable.setImage(null),!e.handle||e.renderable.getMTime()>e.textureBuildTime.getMTime()){if(e.renderable.getImage()!==null&&(e.renderable.getInterpolate()&&(e.generateMipmap=!0,t.setMinificationFilter(Ie.LINEAR_MIPMAP_LINEAR)),e.renderable.getImage()&&e.renderable.getImageLoaded()&&(t.create2DFromImage(e.renderable.getImage()),t.activate(),t.sendParameters(),e.textureBuildTime.modified())),e.renderable.getCanvas()!==null){e.renderable.getInterpolate()&&(e.generateMipmap=!0,t.setMinificationFilter(Ie.LINEAR_MIPMAP_LINEAR));const l=e.renderable.getCanvas();t.create2DFromRaw(l.width,l.height,4,pe.UNSIGNED_CHAR,l,!0),t.activate(),t.sendParameters(),e.textureBuildTime.modified()}if(e.renderable.getJsImageData()!==null){const l=e.renderable.getJsImageData();e.renderable.getInterpolate()&&(e.generateMipmap=!0,t.setMinificationFilter(Ie.LINEAR_MIPMAP_LINEAR)),t.create2DFromRaw(l.width,l.height,4,pe.UNSIGNED_CHAR,l.data,!0),t.activate(),t.sendParameters(),e.textureBuildTime.modified()}const f=e.renderable.getInputData(0);if(f&&f.getPointData().getScalars()){const l=f.getExtent(),g=f.getPointData().getScalars(),p=[];for(let T=0;T<e.renderable.getNumberOfInputPorts();++T){const h=e.renderable.getInputData(T),d=h?h.getPointData().getScalars().getData():null;d&&p.push(d)}e.renderable.getInterpolate()&&g.getNumberOfComponents()===4&&(e.generateMipmap=!0,t.setMinificationFilter(Ie.LINEAR_MIPMAP_LINEAR)),p.length%6===0?t.createCubeFromRaw(l[1]-l[0]+1,l[3]-l[2]+1,g.getNumberOfComponents(),g.getDataType(),p):t.create2DFromRaw(l[1]-l[0]+1,l[3]-l[2]+1,g.getNumberOfComponents(),g.getDataType(),g.getData()),t.activate(),t.sendParameters(),e.textureBuildTime.modified()}}e.handle&&t.activate()},t.destroyTexture=()=>{t.deactivate(),e.context&&e.handle&&e.context.deleteTexture(e.handle),e.handle=0,e.numberOfDimensions=0,e.target=0,e.components=0,e.width=0,e.height=0,e.depth=0,t.resetFormatAndType()},t.createTexture=()=>{e.handle||(e.handle=e.context.createTexture(),e.target&&(e.context.bindTexture(e.target,e.handle),e.context.texParameteri(e.target,e.context.TEXTURE_MIN_FILTER,t.getOpenGLFilterMode(e.minificationFilter)),e.context.texParameteri(e.target,e.context.TEXTURE_MAG_FILTER,t.getOpenGLFilterMode(e.magnificationFilter)),e.context.texParameteri(e.target,e.context.TEXTURE_WRAP_S,t.getOpenGLWrapMode(e.wrapS)),e.context.texParameteri(e.target,e.context.TEXTURE_WRAP_T,t.getOpenGLWrapMode(e.wrapT)),e._openGLRenderWindow.getWebgl2()&&e.context.texParameteri(e.target,e.context.TEXTURE_WRAP_R,t.getOpenGLWrapMode(e.wrapR)),e.context.bindTexture(e.target,null)))},t.getTextureUnit=()=>e._openGLRenderWindow?e._openGLRenderWindow.getTextureUnitForTexture(t):-1,t.activate=()=>{e._openGLRenderWindow.activateTexture(t),t.bind()},t.deactivate=()=>{e._openGLRenderWindow&&e._openGLRenderWindow.deactivateTexture(t)},t.releaseGraphicsResources=c=>{c&&e.handle&&(c.activateTexture(t),c.deactivateTexture(t),e.context.deleteTexture(e.handle),e.handle=0,e.numberOfDimensions=0,e.target=0,e.internalFormat=0,e.format=0,e.openGLDataType=0,e.components=0,e.width=0,e.height=0,e.depth=0,e.allocatedGPUMemoryInBytes=0),e.shaderProgram&&(e.shaderProgram.releaseGraphicsResources(c),e.shaderProgram=null)},t.bind=()=>{e.context.bindTexture(e.target,e.handle),e.autoParameters&&t.getMTime()>e.sendParametersTime.getMTime()&&t.sendParameters()},t.isBound=()=>{let c=!1;if(e.context&&e.handle){let f=0;switch(e.target){case e.context.TEXTURE_2D:f=e.context.TEXTURE_BINDING_2D;break;default:Oc("impossible case");break}c=e.context.getIntegerv(f)===e.handle}return c},t.sendParameters=()=>{e.context.texParameteri(e.target,e.context.TEXTURE_WRAP_S,t.getOpenGLWrapMode(e.wrapS)),e.context.texParameteri(e.target,e.context.TEXTURE_WRAP_T,t.getOpenGLWrapMode(e.wrapT)),e._openGLRenderWindow.getWebgl2()&&e.context.texParameteri(e.target,e.context.TEXTURE_WRAP_R,t.getOpenGLWrapMode(e.wrapR)),e.context.texParameteri(e.target,e.context.TEXTURE_MIN_FILTER,t.getOpenGLFilterMode(e.minificationFilter)),e.context.texParameteri(e.target,e.context.TEXTURE_MAG_FILTER,t.getOpenGLFilterMode(e.magnificationFilter)),e._openGLRenderWindow.getWebgl2()&&(e.context.texParameteri(e.target,e.context.TEXTURE_BASE_LEVEL,e.baseLevel),e.context.texParameteri(e.target,e.context.TEXTURE_MAX_LEVEL,e.maxLevel)),e.sendParametersTime.modified()},t.getInternalFormat=(c,f)=>(e._forceInternalFormat||(e.internalFormat=t.getDefaultInternalFormat(c,f)),e.internalFormat||bs(`Unable to find suitable internal format for T=${c} NC= ${f}`),[e.context.R32F,e.context.RG32F,e.context.RGB32F,e.context.RGBA32F].includes(e.internalFormat)&&!e.context.getExtension("OES_texture_float_linear")&&Oc("Failed to load OES_texture_float_linear. Texture filtering is not available for *32F internal formats."),e.internalFormat),t.getDefaultInternalFormat=(c,f)=>{let l=0;return l=e._openGLRenderWindow.getDefaultTextureInternalFormat(c,f,e.oglNorm16Ext,e.useHalfFloat),l||(l||(bs("Unsupported internal texture type!"),bs(`Unable to find suitable internal format for T=${c} NC= ${f}`)),l)},t.setInternalFormat=c=>{e._forceInternalFormat=!0,c!==e.internalFormat&&(e.internalFormat=c,t.modified())},t.getFormat=(c,f)=>(e.format=t.getDefaultFormat(c,f),e.format),t.getDefaultFormat=(c,f)=>{if(e._openGLRenderWindow.getWebgl2())switch(f){case 1:return e.context.RED;case 2:return e.context.RG;case 3:return e.context.RGB;case 4:return e.context.RGBA;default:return e.context.RGB}else switch(f){case 1:return e.context.LUMINANCE;case 2:return e.context.LUMINANCE_ALPHA;case 3:return e.context.RGB;case 4:return e.context.RGBA;default:return e.context.RGB}},t.resetFormatAndType=()=>{e.format=0,e.internalFormat=0,e._forceInternalFormat=!1,e.openGLDataType=0},t.getDefaultDataType=c=>{if(e._openGLRenderWindow.getWebgl2())switch(c){case pe.UNSIGNED_CHAR:return e.context.UNSIGNED_BYTE;case(e.oglNorm16Ext&&!e.useHalfFloat&&pe.SHORT):return e.context.SHORT;case(e.oglNorm16Ext&&!e.useHalfFloat&&pe.UNSIGNED_SHORT):return e.context.UNSIGNED_SHORT;case(e.useHalfFloat&&pe.SHORT):return e.context.HALF_FLOAT;case(e.useHalfFloat&&pe.UNSIGNED_SHORT):return e.context.HALF_FLOAT;case pe.FLOAT:case pe.VOID:default:return e.context.FLOAT}switch(c){case pe.UNSIGNED_CHAR:return e.context.UNSIGNED_BYTE;case pe.FLOAT:case pe.VOID:default:if(e.context.getExtension("OES_texture_float")&&e.context.getExtension("OES_texture_float_linear"))return e.context.FLOAT;{const f=e.context.getExtension("OES_texture_half_float");if(f&&e.context.getExtension("OES_texture_half_float_linear"))return f.HALF_FLOAT_OES}return e.context.UNSIGNED_BYTE}},t.getOpenGLDataType=function(c){let f=arguments.length>1&&arguments[1]!==void 0?arguments[1]:!1;return(!e.openGLDataType||f)&&(e.openGLDataType=t.getDefaultDataType(c)),e.openGLDataType},t.getShiftAndScale=()=>{let c=0,f=1;switch(e.openGLDataType){case e.context.BYTE:f=127.5,c=f-128;break;case e.context.UNSIGNED_BYTE:f=255,c=0;break;case e.context.SHORT:f=32767.5,c=f-32768;break;case e.context.UNSIGNED_SHORT:f=65536,c=0;break;case e.context.INT:f=21474836475e-1,c=f-2147483648;break;case e.context.UNSIGNED_INT:f=4294967295,c=0;break;case e.context.FLOAT:}return{shift:c,scale:f}},t.getOpenGLFilterMode=c=>{switch(c){case Ie.NEAREST:return e.context.NEAREST;case Ie.LINEAR:return e.context.LINEAR;case Ie.NEAREST_MIPMAP_NEAREST:return e.context.NEAREST_MIPMAP_NEAREST;case Ie.NEAREST_MIPMAP_LINEAR:return e.context.NEAREST_MIPMAP_LINEAR;case Ie.LINEAR_MIPMAP_NEAREST:return e.context.LINEAR_MIPMAP_NEAREST;case Ie.LINEAR_MIPMAP_LINEAR:return e.context.LINEAR_MIPMAP_LINEAR;default:return e.context.NEAREST}},t.getOpenGLWrapMode=c=>{switch(c){case Qt.CLAMP_TO_EDGE:return e.context.CLAMP_TO_EDGE;case Qt.REPEAT:return e.context.REPEAT;case Qt.MIRRORED_REPEAT:return e.context.MIRRORED_REPEAT;default:return e.context.CLAMP_TO_EDGE}};function n(c,f){let l=arguments.length>2&&arguments[2]!==void 0?arguments[2]:!1;const g=[];let p=e.width*e.height*e.components;if(l&&(p*=e.depth),c!==pe.FLOAT&&e.openGLDataType===e.context.FLOAT)for(let h=0;h<f.length;h++)if(f[h]){const d=f[h].length>p?f[h].subarray(0,p):f[h];g.push(new Float32Array(d))}else g.push(null);if(c!==pe.UNSIGNED_CHAR&&e.openGLDataType===e.context.UNSIGNED_BYTE)for(let h=0;h<f.length;h++)if(f[h]){const d=f[h].length>p?f[h].subarray(0,p):f[h];g.push(new Uint8Array(d))}else g.push(null);let T=!1;if(e._openGLRenderWindow.getWebgl2())T=e.openGLDataType===e.context.HALF_FLOAT;else{const h=e.context.getExtension("OES_texture_half_float");T=h&&e.openGLDataType===h.HALF_FLOAT_OES}if(T)for(let h=0;h<f.length;h++)if(f[h]){const d=new Uint16Array(p),x=f[h];for(let C=0;C<p;C++)d[C]=BE(x[C]);g.push(d)}else g.push(null);if(g.length===0)for(let h=0;h<f.length;h++)g.push(f[h]);return g}function r(c){if(e._openGLRenderWindow.getWebgl2())return c;const f=[],l=e.width,g=e.height,p=e.components;if(c&&(!oa(l)||!oa(g))){const T=e.context.getExtension("OES_texture_half_float"),h=Rt(l),d=Rt(g),x=h*d*e.components;for(let C=0;C<c.length;C++)if(c[C]!==null){let y=null;const v=g/d,w=l/h;let S=!1;e.openGLDataType===e.context.FLOAT?y=new Float32Array(x):T&&e.openGLDataType===T.HALF_FLOAT_OES?(y=new Uint16Array(x),S=!0):y=new Uint8Array(x);for(let R=0;R<d;R++){const M=R*h*p,m=R*v;let O=Math.floor(m),V=Math.ceil(m);V>=g&&(V=g-1);const B=m-O,b=1-B;O=O*l*p,V=V*l*p;for(let U=0;U<h;U++){const Y=U*p,q=U*w;let Z=Math.floor(q),re=Math.ceil(q);re>=l&&(re=l-1);const G=q-Z;Z*=p,re*=p;for(let k=0;k<p;k++)S?y[M+Y+k]=mt.toHalf(mt.fromHalf(c[C][O+Z+k])*b*(1-G)+mt.fromHalf(c[C][O+re+k])*b*G+mt.fromHalf(c[C][V+Z+k])*B*(1-G)+mt.fromHalf(c[C][V+re+k])*B*G):y[M+Y+k]=c[C][O+Z+k]*b*(1-G)+c[C][O+re+k]*b*G+c[C][V+Z+k]*B*(1-G)+c[C][V+re+k]*B*G}}f.push(y),e.width=h,e.height=d}else f.push(null)}if(f.length===0)for(let T=0;T<c.length;T++)f.push(c[T]);return f}function a(c){var f;return e._openGLRenderWindow?e.resizable||(f=e.renderable)!=null&&f.getResizable()?!1:e._openGLRenderWindow.getWebgl2()?!(e._openGLRenderWindow.getGLInformations().RENDERER.value.match(/WebKit/gi)&&navigator.platform.match(/Mac/gi)&&e.oglNorm16Ext&&(c===pe.UNSIGNED_SHORT||c===pe.SHORT)):!1:!1}t.create2DFromRaw=function(c,f,l,g,p){let T=arguments.length>5&&arguments[5]!==void 0?arguments[5]:!1;if(t.getOpenGLDataType(g,!0),t.getInternalFormat(g,l),t.getFormat(g,l),!e.internalFormat||!e.format||!e.openGLDataType)return qn("Failed to determine texture parameters."),!1;e.target=e.context.TEXTURE_2D,e.components=l,e.width=c,e.height=f,e.depth=1,e.numberOfDimensions=2,e._openGLRenderWindow.activateTexture(t),t.createTexture(),t.bind();const d=n(g,[p]),x=r(d);return e.context.pixelStorei(e.context.UNPACK_FLIP_Y_WEBGL,T),e.context.pixelStorei(e.context.UNPACK_ALIGNMENT,1),a(g)?(e.context.texStorage2D(e.target,1,e.internalFormat,e.width,e.height),x[0]!=null&&e.context.texSubImage2D(e.target,0,0,0,e.width,e.height,e.format,e.openGLDataType,x[0])):e.context.texImage2D(e.target,0,e.internalFormat,e.width,e.height,0,e.format,e.openGLDataType,x[0]),e.generateMipmap&&e.context.generateMipmap(e.target),T&&e.context.pixelStorei(e.context.UNPACK_FLIP_Y_WEBGL,!1),e.allocatedGPUMemoryInBytes=e.width*e.height*e.depth*l*e._openGLRenderWindow.getDefaultTextureByteSize(g,e.oglNorm16Ext,e.useHalfFloat),t.deactivate(),!0},t.createCubeFromRaw=(c,f,l,g,p)=>{if(t.getOpenGLDataType(g),t.getInternalFormat(g,l),t.getFormat(g,l),!e.internalFormat||!e.format||!e.openGLDataType)return qn("Failed to determine texture parameters."),!1;e.target=e.context.TEXTURE_CUBE_MAP,e.components=l,e.width=c,e.height=f,e.depth=1,e.numberOfDimensions=2,e._openGLRenderWindow.activateTexture(t),e.maxLevel=p.length/6-1,t.createTexture(),t.bind();const T=n(g,p),h=r(T),d=[];let x=e.width,C=e.height;for(let y=0;y<h.length;y++){y%6===0&&y!==0&&(x/=2,C/=2),d[y]=Tr(g,C*x*e.components);for(let v=0;v<C;++v){const w=v*x*e.components,S=(C-v-1)*x*e.components;d[y].set(h[y].slice(S,S+x*e.components),w)}}e.context.pixelStorei(e.context.UNPACK_ALIGNMENT,1),a(g)&&e.context.texStorage2D(e.target,6,e.internalFormat,e.width,e.height);for(let y=0;y<6;y++){let v=0,w=e.width,S=e.height;for(;w>=1&&S>=1;){let R=null;v<=e.maxLevel&&(R=d[6*v+y]),a(g)?R!=null&&e.context.texSubImage2D(e.context.TEXTURE_CUBE_MAP_POSITIVE_X+y,v,0,0,w,S,e.format,e.openGLDataType,R):e.context.texImage2D(e.context.TEXTURE_CUBE_MAP_POSITIVE_X+y,v,e.internalFormat,w,S,0,e.format,e.openGLDataType,R),v++,w/=2,S/=2}}return e.allocatedGPUMemoryInBytes=e.width*e.height*e.depth*l*e._openGLRenderWindow.getDefaultTextureByteSize(g,e.oglNorm16Ext,e.useHalfFloat),t.deactivate(),!0},t.createDepthFromRaw=(c,f,l,g)=>(t.getOpenGLDataType(l),e.format=e.context.DEPTH_COMPONENT,e._openGLRenderWindow.getWebgl2()?l===pe.FLOAT?e.internalFormat=e.context.DEPTH_COMPONENT32F:e.internalFormat=e.context.DEPTH_COMPONENT16:e.internalFormat=e.context.DEPTH_COMPONENT,!e.internalFormat||!e.format||!e.openGLDataType?(qn("Failed to determine texture parameters."),!1):(e.target=e.context.TEXTURE_2D,e.components=1,e.width=c,e.height=f,e.depth=1,e.numberOfDimensions=2,e._openGLRenderWindow.activateTexture(t),t.createTexture(),t.bind(),e.context.pixelStorei(e.context.UNPACK_ALIGNMENT,1),a(l)?(e.context.texStorage2D(e.target,1,e.internalFormat,e.width,e.height),g!=null&&e.context.texSubImage2D(e.target,0,0,0,e.width,e.height,e.format,e.openGLDataType,g)):e.context.texImage2D(e.target,0,e.internalFormat,e.width,e.height,0,e.format,e.openGLDataType,g),e.generateMipmap&&e.context.generateMipmap(e.target),e.allocatedGPUMemoryInBytes=e.width*e.height*e.depth*e.components*e._openGLRenderWindow.getDefaultTextureByteSize(l,e.oglNorm16Ext,e.useHalfFloat),t.deactivate(),!0)),t.create2DFromImage=c=>{if(t.getOpenGLDataType(pe.UNSIGNED_CHAR),t.getInternalFormat(pe.UNSIGNED_CHAR,4),t.getFormat(pe.UNSIGNED_CHAR,4),!e.internalFormat||!e.format||!e.openGLDataType)return qn("Failed to determine texture parameters."),!1;e.target=e.context.TEXTURE_2D,e.components=4,e.depth=1,e.numberOfDimensions=2,e._openGLRenderWindow.activateTexture(t),t.createTexture(),t.bind(),e.context.pixelStorei(e.context.UNPACK_ALIGNMENT,1);const f=!e._openGLRenderWindow.getWebgl2()&&(!oa(c.width)||!oa(c.height)),l=document.createElement("canvas");l.width=f?Rt(c.width):c.width,l.height=f?Rt(c.height):c.height,e.width=l.width,e.height=l.height;const g=l.getContext("2d");g.translate(0,l.height),g.scale(1,-1),g.drawImage(c,0,0,c.width,c.height,0,0,l.width,l.height);const p=l;return a(pe.UNSIGNED_CHAR)?(e.context.texStorage2D(e.target,1,e.internalFormat,e.width,e.height),p!=null&&e.context.texSubImage2D(e.target,0,0,0,e.width,e.height,e.format,e.openGLDataType,p)):e.context.texImage2D(e.target,0,e.internalFormat,e.width,e.height,0,e.format,e.openGLDataType,p),e.generateMipmap&&e.context.generateMipmap(e.target),e.allocatedGPUMemoryInBytes=e.width*e.height*e.depth*e.components*e._openGLRenderWindow.getDefaultTextureByteSize(pe.UNSIGNED_CHAR,e.oglNorm16Ext,e.useHalfFloat),t.deactivate(),!0};function s(c,f,l){const g=new Array(l),p=new Array(l);for(let T=0;T<l;++T)g[T]=c[T],p[T]=f[T]-c[T]||1;return{scale:p,offset:g}}function i(c,f){for(let l=0;l<c.length;l++){const g=c[l],p=f[l]+g;if(g<-2048||g>2048||p<-2048||p>2048)return!1}return!0}function o(c,f,l,g){t.getOpenGLDataType(c);let p=!1;if(e._openGLRenderWindow.getWebgl2())p=e.openGLDataType===e.context.HALF_FLOAT;else{const h=e.context.getExtension("OES_texture_half_float");p=h&&e.openGLDataType===h.HALF_FLOAT_OES}const T=p&&(i(f,l)||g);e.useHalfFloat=T}function u(c,f){const l=c.getNumberOfComponents(),g=c.getDataType(),p=c.getData(),T=new Array(l),h=new Array(l);for(let x=0;x<l;++x){const[C,y]=c.getRange(x);T[x]=C,h[x]=y}const d=s(T,h,l);return o(g,d.offset,d.scale,f),e.useHalfFloat||t.getOpenGLDataType(g,!0),{numComps:l,dataType:g,data:p,scaleOffsets:d}}t.create2DFilterableFromRaw=function(c,f,l,g,p){let T=arguments.length>5&&arguments[5]!==void 0?arguments[5]:!1;return t.create2DFilterableFromDataArray(c,f,Se.newInstance({numberOfComponents:l,dataType:g,values:p}),T)},t.create2DFilterableFromDataArray=function(c,f,l){let g=arguments.length>3&&arguments[3]!==void 0?arguments[3]:!1;const{numComps:p,dataType:T,data:h}=u(l,g);t.create2DFromRaw(c,f,p,T,h)},t.create3DFromRaw=(c,f,l,g,p,T)=>{if(t.getOpenGLDataType(p),t.getInternalFormat(p,g),t.getFormat(p,g),!e.internalFormat||!e.format||!e.openGLDataType)return qn("Failed to determine texture parameters."),!1;e.target=e.context.TEXTURE_3D,e.components=g,e.width=c,e.height=f,e.depth=l,e.numberOfDimensions=3,e._openGLRenderWindow.activateTexture(t),t.createTexture(),t.bind();const x=n(p,[T],!0),C=r(x);return e.context.pixelStorei(e.context.UNPACK_ALIGNMENT,1),a(p)?(e.context.texStorage3D(e.target,1,e.internalFormat,e.width,e.height,e.depth),C[0]!=null&&e.context.texSubImage3D(e.target,0,0,0,0,e.width,e.height,e.depth,e.format,e.openGLDataType,C[0])):e.context.texImage3D(e.target,0,e.internalFormat,e.width,e.height,e.depth,0,e.format,e.openGLDataType,C[0]),e.generateMipmap&&e.context.generateMipmap(e.target),e.allocatedGPUMemoryInBytes=e.width*e.height*e.depth*e.components*e._openGLRenderWindow.getDefaultTextureByteSize(p,e.oglNorm16Ext,e.useHalfFloat),t.deactivate(),!0},t.create3DFilterableFromRaw=function(c,f,l,g,p,T){let h=arguments.length>6&&arguments[6]!==void 0?arguments[6]:!1;return t.create3DFilterableFromDataArray(c,f,l,Se.newInstance({numberOfComponents:g,dataType:p,values:T}),h)},t.create3DFilterableFromDataArray=function(c,f,l,g){let p=arguments.length>4&&arguments[4]!==void 0?arguments[4]:!1;const{numComps:T,dataType:h,data:d,scaleOffsets:x}=u(g,p),C=c*f*l,y=[],v=[];for(let k=0;k<T;++k)y[k]=0,v[k]=1;e.volumeInfo={scale:v,offset:y,dataComputedScale:x.scale,dataComputedOffset:x.offset,width:c,height:f,depth:l};const w=structuredClone(x);if(e._openGLRenderWindow.getWebgl2()){if(e.oglNorm16Ext&&!e.useHalfFloat&&h===pe.SHORT){for(let P=0;P<T;++P)e.volumeInfo.scale[P]=32767;return t.create3DFromRaw(c,f,l,T,h,d)}if(e.oglNorm16Ext&&!e.useHalfFloat&&h===pe.UNSIGNED_SHORT){for(let P=0;P<T;++P)e.volumeInfo.scale[P]=65535;return t.create3DFromRaw(c,f,l,T,h,d)}if(h===pe.FLOAT||e.useHalfFloat&&(h===pe.SHORT||h===pe.UNSIGNED_SHORT))return t.create3DFromRaw(c,f,l,T,h,d);if(h===pe.UNSIGNED_CHAR){for(let P=0;P<T;++P)e.volumeInfo.scale[P]=255;return t.create3DFromRaw(c,f,l,T,h,d)}const k=new Float32Array(C*T);e.volumeInfo.offset=w.offset,e.volumeInfo.scale=w.scale;let j=0;const K=w.scale.map(P=>1/P);for(let P=0;P<C;P++)for(let A=0;A<T;A++)k[j]=(d[j]-w.offset[A])*K[A],j++;return t.create3DFromRaw(c,f,l,T,pe.FLOAT,k)}let S=(k,j,K,P,A)=>{k[j]=K},R=pe.UNSIGNED_CHAR;if(h===pe.UNSIGNED_CHAR)for(let k=0;k<T;++k)w.offset[k]=0,w.scale[k]=255;else e.context.getExtension("OES_texture_float")&&e.context.getExtension("OES_texture_float_linear")?(R=pe.FLOAT,S=(k,j,K,P,A)=>{k[j]=(K-P)/A}):(R=pe.UNSIGNED_CHAR,S=(k,j,K,P,A)=>{k[j]=255*(K-P)/A});if(t.getOpenGLDataType(R),t.getInternalFormat(R,T),t.getFormat(R,T),!e.internalFormat||!e.format||!e.openGLDataType)return qn("Failed to determine texture parameters."),!1;e.target=e.context.TEXTURE_2D,e.components=T,e.depth=1,e.numberOfDimensions=2;let M=e.context.getParameter(e.context.MAX_TEXTURE_SIZE);M>4096&&(R===pe.FLOAT||T>=3)&&(M=4096);let m=1,O=1;C>M*M&&(m=Math.ceil(Math.sqrt(C/(M*M))),O=m);let V=Math.sqrt(C)/m;V=Rt(V);const B=Math.floor(V*m/c),b=Math.ceil(l/B),U=Rt(f*b/O);e.width=V,e.height=U,e._openGLRenderWindow.activateTexture(t),t.createTexture(),t.bind(),e.volumeInfo.xreps=B,e.volumeInfo.yreps=b,e.volumeInfo.xstride=m,e.volumeInfo.ystride=O,e.volumeInfo.offset=w.offset,e.volumeInfo.scale=w.scale;let Y;const q=V*U*T;R===pe.FLOAT?Y=new Float32Array(q):Y=new Uint8Array(q);let Z=0;const re=Math.floor(c/m),G=Math.floor(f/O);for(let k=0;k<b;k++){const j=Math.min(B,l-k*B),K=T*(e.width-j*Math.floor(c/m));for(let P=0;P<G;P++){for(let A=0;A<j;A++){const Ce=T*((k*B+A)*c*f+O*P*c);for(let we=0;we<re;we++)for(let De=0;De<T;De++)S(Y,Z,d[Ce+m*we*T+De],w.offset[De],w.scale[De]),Z++}Z+=K}}return e.context.pixelStorei(e.context.UNPACK_ALIGNMENT,1),a(R)?(e.context.texStorage2D(e.target,1,e.internalFormat,e.width,e.height),Y!=null&&e.context.texSubImage2D(e.target,0,0,0,e.width,e.height,e.format,e.openGLDataType,Y)):e.context.texImage2D(e.target,0,e.internalFormat,e.width,e.height,0,e.format,e.openGLDataType,Y),t.deactivate(),!0},t.setOpenGLRenderWindow=c=>{e._openGLRenderWindow!==c&&(t.releaseGraphicsResources(),e._openGLRenderWindow=c,e.context=null,c&&(e.context=e._openGLRenderWindow.getContext()))},t.getMaximumTextureSize=c=>c&&c.isCurrent()?c.getIntegerv(c.MAX_TEXTURE_SIZE):-1}const FE={_openGLRenderWindow:null,_forceInternalFormat:!1,context:null,handle:0,sendParametersTime:null,textureBuildTime:null,numberOfDimensions:0,target:0,format:0,openGLDataType:0,components:0,width:0,height:0,depth:0,autoParameters:!0,wrapS:Qt.CLAMP_TO_EDGE,wrapT:Qt.CLAMP_TO_EDGE,wrapR:Qt.CLAMP_TO_EDGE,minificationFilter:Ie.NEAREST,magnificationFilter:Ie.NEAREST,minLOD:-1e3,maxLOD:1e3,baseLevel:0,maxLevel:1e3,generateMipmap:!1,useHalfFloat:!0,oglNorm16Ext:null,allocatedGPUMemoryInBytes:0};function Ql(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,FE,n),Be.extend(t,e,n),e.sendParametersTime={},Pe(e.sendParametersTime,{mtime:0}),e.textureBuildTime={},Pe(e.textureBuildTime,{mtime:0}),Ir(t,e,["format","openGLDataType"]),ze(t,e,["keyMatrixTime","minificationFilter","magnificationFilter","wrapS","wrapT","wrapR","generateMipmap","oglNorm16Ext"]),st(t,e,["width","height","volumeInfo","components","handle","target","allocatedGPUMemoryInBytes"]),Yr(t,e,["openGLRenderWindow"]),kE(t,e)}const Zl=Ee(Ql,"vtkOpenGLTexture");var Wn={newInstance:Zl,extend:Ql,...Yl};Ft("vtkTexture",Zl);var UE=`//VTK::System::Dec

/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkPolyDataVS.glsl

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/

attribute vec4 vertexMC;

// frag position in VC
//VTK::PositionVC::Dec

// optional normal declaration
//VTK::Normal::Dec

// extra lighting parameters
//VTK::Light::Dec

// Texture coordinates
//VTK::TCoord::Dec

// material property values
//VTK::Color::Dec

// clipping plane vars
//VTK::Clip::Dec

// camera and actor matrix values
//VTK::Camera::Dec

// Apple Bug
//VTK::PrimID::Dec

// picking support
//VTK::Picking::Dec

void main()
{
  //VTK::Color::Impl

  //VTK::Normal::Impl

  //VTK::TCoord::Impl

  //VTK::Clip::Impl

  //VTK::PrimID::Impl

  //VTK::PositionVC::Impl

  //VTK::Light::Impl

  //VTK::Picking::Impl
}
`,NE=`//VTK::System::Dec

/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkPolyDataFS.glsl

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
// Template for the polydata mappers fragment shader

uniform int PrimitiveIDOffset;

// VC position of this fragment
//VTK::PositionVC::Dec

// optional color passed in from the vertex shader, vertexColor
//VTK::Color::Dec

// optional surface normal declaration
//VTK::Normal::Dec

// extra lighting parameters
//VTK::Light::Dec

// define vtkImageLabelOutlineOn
//VTK::ImageLabelOutlineOn

// Texture coordinates
//VTK::TCoord::Dec

// picking support
//VTK::Picking::Dec

// Depth Peeling Support
//VTK::DepthPeeling::Dec

// clipping plane vars
//VTK::Clip::Dec

// label outline 
//VTK::LabelOutline::Dec

// the output of this shader
//VTK::Output::Dec

// Apple Bug
//VTK::PrimID::Dec

// handle coincident offsets
//VTK::Coincident::Dec

//VTK::ZBuffer::Dec

//VTK::LabelOutlineHelperFunction

void main()
{
  // VC position of this fragment. This should not branch/return/discard.
  //VTK::PositionVC::Impl

  // Place any calls that require uniform flow (e.g. dFdx) here.
  //VTK::UniformFlow::Impl

  // Set gl_FragDepth here (gl_FragCoord.z by default)
  //VTK::Depth::Impl

  // Early depth peeling abort:
  //VTK::DepthPeeling::PreColor

  // Apple Bug
  //VTK::PrimID::Impl

  //VTK::Clip::Impl

  //VTK::Color::Impl

  // Generate the normal if we are not passed in one
  //VTK::Normal::Impl

  //VTK::TCoord::Impl

  //VTK::Light::Impl

  if (gl_FragData[0].a <= 0.0)
    {
    discard;
    }

  //VTK::DepthPeeling::Impl

  //VTK::Picking::Impl

  // handle coincident offsets
  //VTK::Coincident::Impl

  //VTK::ZBuffer::Impl

  //VTK::RenderPassFragmentShader::Impl
}
`;function bE(t,e){t.replaceShaderCoincidentOffset=(n,r,a)=>{const s=t.getCoincidentParameters(r,a);if(s&&(s.factor!==0||s.offset!==0)){let i=n.Fragment;i=z.substitute(i,"//VTK::Coincident::Dec",["uniform float cfactor;","uniform float coffset;"]).result,e.context.getExtension("EXT_frag_depth")&&(s.factor!==0?(i=z.substitute(i,"//VTK::UniformFlow::Impl",["float cscale = length(vec2(dFdx(gl_FragCoord.z),dFdy(gl_FragCoord.z)));","//VTK::UniformFlow::Impl"],!1).result,i=z.substitute(i,"//VTK::Depth::Impl","gl_FragDepthEXT = gl_FragCoord.z + cfactor*cscale + 0.000016*coffset;").result):i=z.substitute(i,"//VTK::Depth::Impl","gl_FragDepthEXT = gl_FragCoord.z + 0.000016*coffset;").result),e._openGLRenderWindow.getWebgl2()&&(s.factor!==0?(i=z.substitute(i,"//VTK::UniformFlow::Impl",["float cscale = length(vec2(dFdx(gl_FragCoord.z),dFdy(gl_FragCoord.z)));","//VTK::UniformFlow::Impl"],!1).result,i=z.substitute(i,"//VTK::Depth::Impl","gl_FragDepth = gl_FragCoord.z + cfactor*cscale + 0.000016*coffset;").result):i=z.substitute(i,"//VTK::Depth::Impl","gl_FragDepth = gl_FragCoord.z + 0.000016*coffset;").result),n.Fragment=i}}}function GE(t,e){t.applyShaderReplacements=(n,r,a)=>{let s=null;if(r&&(s=r.ShaderReplacements),s)for(let i=0;i<s.length;i++){const o=s[i];if(a&&o.replaceFirst||!a&&!o.replaceFirst){const u=o.shaderType,c=n[u],f=z.substitute(c,o.originalValue,o.replacementValue,o.replaceAll);n[u]=f.result}}},t.buildShaders=(n,r,a)=>{t.getReplacedShaderTemplate(n,r,a),e.lastRenderPassShaderReplacement=e.currentRenderPass?e.currentRenderPass.getShaderReplacement():null,e.lastRenderPassShaderReplacement&&e.lastRenderPassShaderReplacement(n);const s=e.renderable.getViewSpecificProperties().OpenGL;t.applyShaderReplacements(n,s,!0),t.replaceShaderValues(n,r,a),t.applyShaderReplacements(n,s)},t.getReplacedShaderTemplate=(n,r,a)=>{const s=e.renderable.getViewSpecificProperties().OpenGL;t.getShaderTemplate(n,r,a);let i=n.Vertex;if(s){const c=s.VertexShaderCode;c!==void 0&&c!==""&&(i=c)}n.Vertex=i;let o=n.Fragment;if(s){const c=s.FragmentShaderCode;c!==void 0&&c!==""&&(o=c)}n.Fragment=o;let u=n.Geometry;if(s){const c=s.GeometryShaderCode;c!==void 0&&(u=c)}n.Geometry=u}}var rs={implementReplaceShaderCoincidentOffset:bE,implementBuildShadersWithReplacements:GE};const{FieldAssociations:Gs}=Pn,{primTypes:We}=wr,{Representation:Qn,Shading:Dc}=Cr,{ScalarMode:da}=Cn,{Filter:Mc,Wrap:Vc}=Wn,{vtkErrorMacro:Mn}=Pt,$E={type:"StartEvent"},WE={type:"EndEvent"},{CoordinateSystem:zE}=Qr;function AE(t){const e=t.getSelector();return e?e.getCurrentPass():nt.MIN_KNOWN_PASS-1}function HE(t,e){e.classHierarchy.push("vtkOpenGLPolyDataMapper"),t.buildPass=r=>{r&&(e.currentRenderPass=null,e.openGLActor=t.getFirstAncestorOfType("vtkOpenGLActor"),e._openGLRenderer=e.openGLActor.getFirstAncestorOfType("vtkOpenGLRenderer"),e._openGLRenderWindow=e._openGLRenderer.getParent(),e.openGLCamera=e._openGLRenderer.getViewNodeFor(e._openGLRenderer.getRenderable().getActiveCamera()))},t.translucentPass=(r,a)=>{r&&(e.currentRenderPass=a,t.render())},t.zBufferPass=r=>{r&&(e.haveSeenDepthRequest=!0,e.renderDepth=!0,t.render(),e.renderDepth=!1)},t.opaqueZBufferPass=r=>t.zBufferPass(r),t.opaquePass=r=>{r&&t.render()},t.render=()=>{const r=e._openGLRenderWindow.getContext();if(e.context!==r){e.context=r;for(let i=We.Start;i<We.End;i++)e.primitives[i].setOpenGLRenderWindow(e._openGLRenderWindow)}const a=e.openGLActor.getRenderable(),s=e._openGLRenderer.getRenderable();t.renderPiece(s,a)},t.getShaderTemplate=(r,a,s)=>{r.Vertex=UE,r.Fragment=NE,r.Geometry=""},t.replaceShaderColor=(r,a,s)=>{let i=r.Vertex,o=r.Geometry,u=r.Fragment;const c=e.lastBoundBO.getReferenceByName("lastLightComplexity");let f=["uniform float ambient;","uniform float diffuse;","uniform float specular;","uniform float opacityUniform; // the fragment opacity","uniform vec3 ambientColorUniform;","uniform vec3 diffuseColorUniform;"];c&&(f=f.concat(["uniform vec3 specularColorUniform;","uniform float specularPowerUniform;"]));let l=["vec3 ambientColor;","  vec3 diffuseColor;","  float opacity;"];c&&(l=l.concat(["  vec3 specularColor;","  float specularPower;"])),l=l.concat(["  ambientColor = ambientColorUniform;","  diffuseColor = diffuseColorUniform;","  opacity = opacityUniform;"]),c&&(l=l.concat(["  specularColor = specularColorUniform;","  specularPower = specularPowerUniform;"])),e.lastBoundBO.getCABO().getColorComponents()!==0&&!e.drawingEdges&&(f=f.concat(["varying vec4 vertexColorVSOutput;"]),i=z.substitute(i,"//VTK::Color::Dec",["attribute vec4 scalarColor;","varying vec4 vertexColorVSOutput;"]).result,i=z.substitute(i,"//VTK::Color::Impl",["vertexColorVSOutput =  scalarColor;"]).result,o=z.substitute(o,"//VTK::Color::Dec",["in vec4 vertexColorVSOutput[];","out vec4 vertexColorGSOutput;"]).result,o=z.substitute(o,"//VTK::Color::Impl",["vertexColorGSOutput = vertexColorVSOutput[i];"]).result),e.lastBoundBO.getCABO().getColorComponents()!==0&&!e.drawingEdges?u=z.substitute(u,"//VTK::Color::Impl",l.concat(["  diffuseColor = vertexColorVSOutput.rgb;","  ambientColor = vertexColorVSOutput.rgb;","  opacity = opacity*vertexColorVSOutput.a;"])).result:e.renderable.getInterpolateScalarsBeforeMapping()&&e.renderable.getColorCoordinates()&&!e.drawingEdges?u=z.substitute(u,"//VTK::Color::Impl",l.concat(["  vec4 texColor = texture2D(texture1, tcoordVCVSOutput.st);","  diffuseColor = texColor.rgb;","  ambientColor = texColor.rgb;","  opacity = opacity*texColor.a;"])).result:(s.getBackfaceProperty()&&!e.drawingEdges&&(f=f.concat(["uniform float opacityUniformBF; // the fragment opacity","uniform float ambientIntensityBF; // the material ambient","uniform float diffuseIntensityBF; // the material diffuse","uniform vec3 ambientColorUniformBF; // ambient material color","uniform vec3 diffuseColorUniformBF; // diffuse material color"]),c?(f=f.concat(["uniform float specularIntensityBF; // the material specular intensity","uniform vec3 specularColorUniformBF; // intensity weighted color","uniform float specularPowerUniformBF;"]),l=l.concat(["if (gl_FrontFacing == false) {","  ambientColor = ambientIntensityBF * ambientColorUniformBF;","  diffuseColor = diffuseIntensityBF * diffuseColorUniformBF;","  specularColor = specularIntensityBF * specularColorUniformBF;","  specularPower = specularPowerUniformBF;","  opacity = opacityUniformBF; }"])):l=l.concat(["if (gl_FrontFacing == false) {","  ambientColor = ambientIntensityBF * ambientColorUniformBF;","  diffuseColor = diffuseIntensityBF * diffuseColorUniformBF;","  opacity = opacityUniformBF; }"])),e.haveCellScalars&&!e.drawingEdges&&(f=f.concat(["uniform samplerBuffer texture1;"])),u=z.substitute(u,"//VTK::Color::Impl",l).result),u=z.substitute(u,"//VTK::Color::Dec",f).result,r.Vertex=i,r.Geometry=o,r.Fragment=u},t.replaceShaderLight=(r,a,s)=>{let i=r.Fragment;const o="",u=e.lastBoundBO.getReferenceByName("lastLightComplexity"),c=e.lastBoundBO.getReferenceByName("lastLightCount");let f=[];switch(u){case 0:i=z.substitute(i,"//VTK::Light::Impl",["  gl_FragData[0] = vec4(ambientColor * ambient + diffuseColor * diffuse, opacity);","  //VTK::Light::Impl"],!1).result;break;case 1:i=z.substitute(i,"//VTK::Light::Impl",["  float df = max(0.0, normalVCVSOutput.z);","  float sf = pow(df, specularPower);","  vec3 diffuseL = df * diffuseColor;","  vec3 specularL = sf * specularColor;","  gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);","  //VTK::Light::Impl"],!1).result;break;case 2:for(let l=0;l<c;++l)f=f.concat([`uniform vec3 lightColor${l};`,`uniform vec3 lightDirectionVC${l}; // normalized`,`uniform vec3 lightHalfAngleVC${l}; // normalized`]);i=z.substitute(i,"//VTK::Light::Dec",f).result,f=["vec3 diffuseL = vec3(0,0,0);","  vec3 specularL = vec3(0,0,0);","  float df;"];for(let l=0;l<c;++l)f=f.concat([`  df = max(0.0, dot(normalVCVSOutput, -lightDirectionVC${l}));`,`  diffuseL += ((df${o}) * lightColor${l});`,`  if (dot(normalVCVSOutput, lightDirectionVC${l}) < 0.0)`,"    {",`    float sf = sign(df)*pow(max(1e-5,
                                              dot(reflect(lightDirectionVC${l},normalVCVSOutput),
                                                  normalize(-vertexVC.xyz))),
                                         specularPower);`,`    specularL += (sf${o} * lightColor${l});`,"    }"]);f=f.concat(["  diffuseL = diffuseL * diffuseColor;","  specularL = specularL * specularColor;","  gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);","  //VTK::Light::Impl"]),i=z.substitute(i,"//VTK::Light::Impl",f,!1).result;break;case 3:for(let l=0;l<c;++l)f=f.concat([`uniform vec3 lightColor${l};`,`uniform vec3 lightDirectionVC${l}; // normalized`,`uniform vec3 lightHalfAngleVC${l}; // normalized`,`uniform vec3 lightPositionVC${l};`,`uniform vec3 lightAttenuation${l};`,`uniform float lightConeAngle${l};`,`uniform float lightExponent${l};`,`uniform int lightPositional${l};`]);i=z.substitute(i,"//VTK::Light::Dec",f).result,f=["vec3 diffuseL = vec3(0,0,0);","  vec3 specularL = vec3(0,0,0);","  vec3 vertLightDirectionVC;","  float attenuation;","  float df;"];for(let l=0;l<c;++l)f=f.concat(["  attenuation = 1.0;",`  if (lightPositional${l} == 0)`,"    {",`      vertLightDirectionVC = lightDirectionVC${l};`,"    }","  else","    {",`    vertLightDirectionVC = vertexVC.xyz - lightPositionVC${l};`,"    float distanceVC = length(vertLightDirectionVC);","    vertLightDirectionVC = normalize(vertLightDirectionVC);","    attenuation = 1.0 /",`      (lightAttenuation${l}.x`,`       + lightAttenuation${l}.y * distanceVC`,`       + lightAttenuation${l}.z * distanceVC * distanceVC);`,"    // per OpenGL standard cone angle is 90 or less for a spot light",`    if (lightConeAngle${l} <= 90.0)`,"      {",`      float coneDot = dot(vertLightDirectionVC, lightDirectionVC${l});`,"      // if inside the cone",`      if (coneDot >= cos(radians(lightConeAngle${l})))`,"        {",`        attenuation = attenuation * pow(coneDot, lightExponent${l});`,"        }","      else","        {","        attenuation = 0.0;","        }","      }","    }","    df = max(0.0, attenuation*dot(normalVCVSOutput, -vertLightDirectionVC));",`    diffuseL += ((df${o}) * lightColor${l});`,"    if (dot(normalVCVSOutput, vertLightDirectionVC) < 0.0)","      {",`      float sf = sign(df)*attenuation*pow(max(1e-5,
                                                           dot(reflect(lightDirectionVC${l},
                                                                       normalVCVSOutput),
                                                               normalize(-vertexVC.xyz))),
                                                       specularPower);`,`    specularL += ((sf${o}) * lightColor${l});`,"    }"]);f=f.concat(["  diffuseL = diffuseL * diffuseColor;","  specularL = specularL * specularColor;","  gl_FragData[0] = vec4(ambientColor * ambient + diffuseL * diffuse + specularL * specular, opacity);","  //VTK::Light::Impl"]),i=z.substitute(i,"//VTK::Light::Impl",f,!1).result;break;default:Mn("bad light complexity")}r.Fragment=i},t.replaceShaderNormal=(r,a,s)=>{if(e.lastBoundBO.getReferenceByName("lastLightComplexity")>0){let o=r.Vertex,u=r.Geometry,c=r.Fragment;e.lastBoundBO.getCABO().getNormalOffset()?(o=z.substitute(o,"//VTK::Normal::Dec",["attribute vec3 normalMC;","uniform mat3 normalMatrix;","varying vec3 normalVCVSOutput;"]).result,o=z.substitute(o,"//VTK::Normal::Impl",["normalVCVSOutput = normalMatrix * normalMC;"]).result,u=z.substitute(u,"//VTK::Normal::Dec",["in vec3 normalVCVSOutput[];","out vec3 normalVCGSOutput;"]).result,u=z.substitute(u,"//VTK::Normal::Impl",["normalVCGSOutput = normalVCVSOutput[i];"]).result,c=z.substitute(c,"//VTK::Normal::Dec",["varying vec3 normalVCVSOutput;"]).result,c=z.substitute(c,"//VTK::Normal::Impl",["vec3 normalVCVSOutput = normalize(normalVCVSOutput);","  if (gl_FrontFacing == false) { normalVCVSOutput = -normalVCVSOutput; }"]).result):e.haveCellNormals?(c=z.substitute(c,"//VTK::Normal::Dec",["uniform mat3 normalMatrix;","uniform samplerBuffer textureN;"]).result,c=z.substitute(c,"//VTK::Normal::Impl",["vec3 normalVCVSOutput = normalize(normalMatrix *","    texelFetchBuffer(textureN, gl_PrimitiveID + PrimitiveIDOffset).xyz);","  if (gl_FrontFacing == false) { normalVCVSOutput = -normalVCVSOutput; }"]).result):e.lastBoundBO.getOpenGLMode(s.getProperty().getRepresentation())===e.context.LINES?(c=z.substitute(c,"//VTK::UniformFlow::Impl",["  vec3 fdx = dFdx(vertexVC.xyz);","  vec3 fdy = dFdy(vertexVC.xyz);","  //VTK::UniformFlow::Impl"]).result,c=z.substitute(c,"//VTK::Normal::Impl",["vec3 normalVCVSOutput;","  if (abs(fdx.x) > 0.0)","    { fdx = normalize(fdx); normalVCVSOutput = normalize(cross(vec3(fdx.y, -fdx.x, 0.0), fdx)); }","  else { fdy = normalize(fdy); normalVCVSOutput = normalize(cross(vec3(fdy.y, -fdy.x, 0.0), fdy));}"]).result):(c=z.substitute(c,"//VTK::Normal::Dec",["uniform int cameraParallel;"]).result,c=z.substitute(c,"//VTK::UniformFlow::Impl",["  vec3 fdx = dFdx(vertexVC.xyz);","  vec3 fdy = dFdy(vertexVC.xyz);","  //VTK::UniformFlow::Impl"]).result,c=z.substitute(c,"//VTK::Normal::Impl",["  fdx = normalize(fdx);","  fdy = normalize(fdy);","  vec3 normalVCVSOutput = normalize(cross(fdx,fdy));","  if (cameraParallel == 1 && normalVCVSOutput.z < 0.0) { normalVCVSOutput = -1.0*normalVCVSOutput; }","  if (cameraParallel == 0 && dot(normalVCVSOutput,vertexVC.xyz) > 0.0) { normalVCVSOutput = -1.0*normalVCVSOutput; }"]).result),r.Vertex=o,r.Geometry=u,r.Fragment=c}},t.replaceShaderPositionVC=(r,a,s)=>{e.lastBoundBO.replaceShaderPositionVC(r,a,s);let i=r.Vertex,o=r.Geometry,u=r.Fragment;e.lastBoundBO.getReferenceByName("lastLightComplexity")>0?(i=z.substitute(i,"//VTK::PositionVC::Dec",["varying vec4 vertexVCVSOutput;"]).result,i=z.substitute(i,"//VTK::PositionVC::Impl",["vertexVCVSOutput = MCVCMatrix * vertexMC;","  gl_Position = MCPCMatrix * vertexMC;"]).result,i=z.substitute(i,"//VTK::Camera::Dec",["uniform mat4 MCPCMatrix;","uniform mat4 MCVCMatrix;"]).result,o=z.substitute(o,"//VTK::PositionVC::Dec",["in vec4 vertexVCVSOutput[];","out vec4 vertexVCGSOutput;"]).result,o=z.substitute(o,"//VTK::PositionVC::Impl",["vertexVCGSOutput = vertexVCVSOutput[i];"]).result,u=z.substitute(u,"//VTK::PositionVC::Dec",["varying vec4 vertexVCVSOutput;"]).result,u=z.substitute(u,"//VTK::PositionVC::Impl",["vec4 vertexVC = vertexVCVSOutput;"]).result):(i=z.substitute(i,"//VTK::Camera::Dec",["uniform mat4 MCPCMatrix;"]).result,i=z.substitute(i,"//VTK::PositionVC::Impl",["  gl_Position = MCPCMatrix * vertexMC;"]).result),r.Vertex=i,r.Geometry=o,r.Fragment=u},t.replaceShaderTCoord=(r,a,s)=>{if(e.lastBoundBO.getCABO().getTCoordOffset()){let i=r.Vertex,o=r.Geometry,u=r.Fragment;if(e.drawingEdges)return;i=z.substitute(i,"//VTK::TCoord::Impl","tcoordVCVSOutput = tcoordMC;").result;const c=e.openGLActor.getActiveTextures();let f=2,l=2;if(c&&c.length>0&&(f=c[0].getComponents(),c[0].getTarget()===e.context.TEXTURE_CUBE_MAP&&(l=3)),e.renderable.getColorTextureMap()&&(f=e.renderable.getColorTextureMap().getPointData().getScalars().getNumberOfComponents(),l=2),l===2){if(i=z.substitute(i,"//VTK::TCoord::Dec","attribute vec2 tcoordMC; varying vec2 tcoordVCVSOutput;").result,o=z.substitute(o,"//VTK::TCoord::Dec",["in vec2 tcoordVCVSOutput[];","out vec2 tcoordVCGSOutput;"]).result,o=z.substitute(o,"//VTK::TCoord::Impl","tcoordVCGSOutput = tcoordVCVSOutput[i];").result,u=z.substitute(u,"//VTK::TCoord::Dec",["varying vec2 tcoordVCVSOutput;","uniform sampler2D texture1;"]).result,c&&c.length>=1)switch(f){case 1:u=z.substitute(u,"//VTK::TCoord::Impl",["  vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);","  ambientColor = ambientColor*tcolor.r;","  diffuseColor = diffuseColor*tcolor.r;"]).result;break;case 2:u=z.substitute(u,"//VTK::TCoord::Impl",["  vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);","  ambientColor = ambientColor*tcolor.r;","  diffuseColor = diffuseColor*tcolor.r;","  opacity = opacity * tcolor.g;"]).result;break;default:u=z.substitute(u,"//VTK::TCoord::Impl",["  vec4 tcolor = texture2D(texture1, tcoordVCVSOutput);","  ambientColor = ambientColor*tcolor.rgb;","  diffuseColor = diffuseColor*tcolor.rgb;","  opacity = opacity * tcolor.a;"]).result}}else switch(i=z.substitute(i,"//VTK::TCoord::Dec","attribute vec3 tcoordMC; varying vec3 tcoordVCVSOutput;").result,o=z.substitute(o,"//VTK::TCoord::Dec",["in vec3 tcoordVCVSOutput[];","out vec3 tcoordVCGSOutput;"]).result,o=z.substitute(o,"//VTK::TCoord::Impl","tcoordVCGSOutput = tcoordVCVSOutput[i];").result,u=z.substitute(u,"//VTK::TCoord::Dec",["varying vec3 tcoordVCVSOutput;","uniform samplerCube texture1;"]).result,f){case 1:u=z.substitute(u,"//VTK::TCoord::Impl",["  vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);","  ambientColor = ambientColor*tcolor.r;","  diffuseColor = diffuseColor*tcolor.r;"]).result;break;case 2:u=z.substitute(u,"//VTK::TCoord::Impl",["  vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);","  ambientColor = ambientColor*tcolor.r;","  diffuseColor = diffuseColor*tcolor.r;","  opacity = opacity * tcolor.g;"]).result;break;default:u=z.substitute(u,"//VTK::TCoord::Impl",["  vec4 tcolor = textureCube(texture1, tcoordVCVSOutput);","  ambientColor = ambientColor*tcolor.rgb;","  diffuseColor = diffuseColor*tcolor.rgb;","  opacity = opacity * tcolor.a;"]).result}r.Vertex=i,r.Geometry=o,r.Fragment=u}},t.replaceShaderClip=(r,a,s)=>{let i=r.Vertex,o=r.Fragment;if(e.renderable.getNumberOfClippingPlanes()){const u=e.renderable.getNumberOfClippingPlanes();i=z.substitute(i,"//VTK::Clip::Dec",["uniform int numClipPlanes;",`uniform vec4 clipPlanes[${u}];`,`varying float clipDistancesVSOutput[${u}];`]).result,i=z.substitute(i,"//VTK::Clip::Impl",[`for (int planeNum = 0; planeNum < ${u}; planeNum++)`,"    {","    if (planeNum >= numClipPlanes)","        {","        break;","        }","    clipDistancesVSOutput[planeNum] = dot(clipPlanes[planeNum], vertexMC);","    }"]).result,o=z.substitute(o,"//VTK::Clip::Dec",["uniform int numClipPlanes;",`varying float clipDistancesVSOutput[${u}];`]).result,o=z.substitute(o,"//VTK::Clip::Impl",[`for (int planeNum = 0; planeNum < ${u}; planeNum++)`,"    {","    if (planeNum >= numClipPlanes)","        {","        break;","        }","    if (clipDistancesVSOutput[planeNum] < 0.0) discard;","    }"]).result}r.Vertex=i,r.Fragment=o},t.getCoincidentParameters=(r,a)=>{let s={factor:0,offset:0};const i=a.getProperty();if(e.renderable.getResolveCoincidentTopology()||i.getEdgeVisibility()&&i.getRepresentation()===Qn.SURFACE){const u=e.lastBoundBO.getPrimitiveType();u===We.Points||i.getRepresentation()===Qn.POINTS?s=e.renderable.getCoincidentTopologyPointOffsetParameter():u===We.Lines||i.getRepresentation()===Qn.WIREFRAME?s=e.renderable.getCoincidentTopologyLineOffsetParameters():(u===We.Tris||u===We.TriStrips)&&(s=e.renderable.getCoincidentTopologyPolygonOffsetParameters()),(u===We.TrisEdges||u===We.TriStripsEdges)&&(s=e.renderable.getCoincidentTopologyPolygonOffsetParameters(),s.factor/=2,s.offset/=2)}const o=e._openGLRenderer.getSelector();return o&&o.getFieldAssociation()===Gs.FIELD_ASSOCIATION_POINTS&&(s.offset-=2),s},t.replaceShaderPicking=(r,a,s)=>{let i=r.Fragment,o=r.Vertex;if(i=z.substitute(i,"//VTK::Picking::Dec",["uniform int picking;","//VTK::Picking::Dec"]).result,!!e._openGLRenderer.getSelector()){switch((e.lastSelectionState===nt.ID_LOW24||e.lastSelectionState===nt.ID_HIGH24)&&(o=z.substitute(o,"//VTK::Picking::Dec",[`flat out int vertexIDVSOutput;
`,`uniform int VertexIDOffset;
`]).result,o=z.substitute(o,"//VTK::Picking::Impl",`  vertexIDVSOutput = gl_VertexID + VertexIDOffset;
`).result,i=z.substitute(i,"//VTK::Picking::Dec",`flat in int vertexIDVSOutput;
`).result,i=z.substitute(i,"//VTK::Picking::Impl",["  int idx = vertexIDVSOutput;","//VTK::Picking::Impl"]).result),e.lastSelectionState){case nt.ID_LOW24:i=z.substitute(i,"//VTK::Picking::Impl","  gl_FragData[0] = vec4(float(idx%256)/255.0, float((idx/256)%256)/255.0, float((idx/65536)%256)/255.0, 1.0);").result;break;case nt.ID_HIGH24:i=z.substitute(i,"//VTK::Picking::Impl","  gl_FragData[0] = vec4(float(idx)/255.0, 0.0, 0.0, 1.0);").result;break;default:i=z.substitute(i,"//VTK::Picking::Dec","uniform vec3 mapperIndex;").result,i=z.substitute(i,"//VTK::Picking::Impl","  gl_FragData[0] = picking != 0 ? vec4(mapperIndex,1.0) : gl_FragData[0];").result}r.Fragment=i,r.Vertex=o}},t.replaceShaderValues=(r,a,s)=>{if(t.replaceShaderColor(r,a,s),t.replaceShaderNormal(r,a,s),t.replaceShaderLight(r,a,s),t.replaceShaderTCoord(r,a,s),t.replaceShaderPicking(r,a,s),t.replaceShaderClip(r,a,s),t.replaceShaderCoincidentOffset(r,a,s),t.replaceShaderPositionVC(r,a,s),e.haveSeenDepthRequest){let i=r.Fragment;i=z.substitute(i,"//VTK::ZBuffer::Dec","uniform int depthRequest;").result,i=z.substitute(i,"//VTK::ZBuffer::Impl",["if (depthRequest == 1) {","float iz = floor(gl_FragCoord.z*65535.0 + 0.1);","float rf = floor(iz/256.0)/255.0;","float gf = mod(iz,256.0)/255.0;","gl_FragData[0] = vec4(rf, gf, 0.0, 1.0); }"]).result,r.Fragment=i}},t.getNeedToRebuildShaders=(r,a,s)=>{let i=0,o=0;const u=r.getPrimitiveType(),c=e.currentInput;let f=!1;const l=c.getPointData().getNormals(),g=c.getCellData().getNormals(),p=s.getProperty().getInterpolation()===Dc.FLAT,T=s.getProperty().getRepresentation(),h=r.getOpenGLMode(T,u);if((h===e.context.TRIANGLES||g&&!l||!p&&l||!p&&h===e.context.LINES)&&(f=!0),s.getProperty().getLighting()&&f){i=0;const y=a.getLightsByReference();for(let v=0;v<y.length;++v){const w=y[v];w.getSwitch()>0&&(o++,i===0&&(i=1)),i===1&&(o>1||w.getIntensity()!==1||!w.lightTypeIsHeadLight())&&(i=2),i<3&&w.getPositional()&&(i=3)}}let d=!1;const x=e.lastBoundBO.getReferenceByName("lastLightComplexity"),C=e.lastBoundBO.getReferenceByName("lastLightCount");return(x!==i||C!==o)&&(e.lastBoundBO.set({lastLightComplexity:i},!0),e.lastBoundBO.set({lastLightCount:o},!0),d=!0),(!e.currentRenderPass&&e.lastRenderPassShaderReplacement||e.currentRenderPass&&e.currentRenderPass.getShaderReplacement()!==e.lastRenderPassShaderReplacement)&&(d=!0),e.lastHaveSeenDepthRequest!==e.haveSeenDepthRequest||r.getShaderSourceTime().getMTime()<e.renderable.getMTime()||r.getShaderSourceTime().getMTime()<e.currentInput.getMTime()||r.getShaderSourceTime().getMTime()<e.selectionStateChanged.getMTime()||d?(e.lastHaveSeenDepthRequest=e.haveSeenDepthRequest,!0):!1},t.invokeShaderCallbacks=(r,a,s)=>{const i=e.renderable.getViewSpecificProperties().ShadersCallbacks;i&&i.forEach(o=>{o.callback(o.userData,r,a,s)})},t.setMapperShaderParameters=(r,a,s)=>{if(r.getProgram().isUniformUsed("PrimitiveIDOffset")&&r.getProgram().setUniformi("PrimitiveIDOffset",e.primitiveIDOffset),r.getProgram().isUniformUsed("VertexIDOffset")&&r.getProgram().setUniformi("VertexIDOffset",e.vertexIDOffset),r.getCABO().getElementCount()&&(e.VBOBuildTime.getMTime()>r.getAttributeUpdateTime().getMTime()||r.getShaderSourceTime().getMTime()>r.getAttributeUpdateTime().getMTime())){const u=e.lastBoundBO.getReferenceByName("lastLightComplexity");r.getProgram().isAttributeUsed("vertexMC")&&(r.getVAO().addAttributeArray(r.getProgram(),r.getCABO(),"vertexMC",r.getCABO().getVertexOffset(),r.getCABO().getStride(),e.context.FLOAT,3,!1)||Mn("Error setting vertexMC in shader VAO.")),r.getProgram().isAttributeUsed("normalMC")&&r.getCABO().getNormalOffset()&&u>0?r.getVAO().addAttributeArray(r.getProgram(),r.getCABO(),"normalMC",r.getCABO().getNormalOffset(),r.getCABO().getStride(),e.context.FLOAT,3,!1)||Mn("Error setting normalMC in shader VAO."):r.getVAO().removeAttributeArray("normalMC"),e.renderable.getCustomShaderAttributes().forEach((c,f)=>{r.getProgram().isAttributeUsed(`${c}MC`)&&(r.getVAO().addAttributeArray(r.getProgram(),r.getCABO(),`${c}MC`,r.getCABO().getCustomData()[f].offset,r.getCABO().getStride(),e.context.FLOAT,r.getCABO().getCustomData()[f].components,!1)||Mn(`Error setting ${c}MC in shader VAO.`))}),r.getProgram().isAttributeUsed("tcoordMC")&&r.getCABO().getTCoordOffset()?r.getVAO().addAttributeArray(r.getProgram(),r.getCABO(),"tcoordMC",r.getCABO().getTCoordOffset(),r.getCABO().getStride(),e.context.FLOAT,r.getCABO().getTCoordComponents(),!1)||Mn("Error setting tcoordMC in shader VAO."):r.getVAO().removeAttributeArray("tcoordMC"),r.getProgram().isAttributeUsed("scalarColor")&&r.getCABO().getColorComponents()?r.getVAO().addAttributeArray(r.getProgram(),r.getCABO().getColorBO(),"scalarColor",r.getCABO().getColorOffset(),r.getCABO().getColorBOStride(),e.context.UNSIGNED_BYTE,4,!0)||Mn("Error setting scalarColor in shader VAO."):r.getVAO().removeAttributeArray("scalarColor"),r.getAttributeUpdateTime().modified()}if(e.renderable.getNumberOfClippingPlanes()){const u=e.renderable.getNumberOfClippingPlanes(),c=[],l=r.getCABO().getCoordShiftAndScaleEnabled()?r.getCABO().getInverseShiftAndScaleMatrix():null,g=l?qe(e.tmpMat4,s.getMatrix()):s.getMatrix();l&&(Oe(g,g),at(g,g,l),Oe(g,g));for(let p=0;p<u;p++){const T=[];e.renderable.getClippingPlaneInDataCoords(g,p,T);for(let h=0;h<4;h++)c.push(T[h])}r.getProgram().setUniformi("numClipPlanes",u),r.getProgram().setUniform4fv("clipPlanes",c)}e.internalColorTexture&&r.getProgram().isUniformUsed("texture1")&&r.getProgram().setUniformi("texture1",e.internalColorTexture.getTextureUnit());const i=e.openGLActor.getActiveTextures();if(i)for(let u=0;u<i.length;++u){const f=i[u].getTextureUnit(),l=`texture${f+1}`;r.getProgram().isUniformUsed(l)&&r.getProgram().setUniformi(l,f)}if(e.haveSeenDepthRequest&&r.getProgram().setUniformi("depthRequest",e.renderDepth?1:0),r.getProgram().isUniformUsed("coffset")){const u=t.getCoincidentParameters(a,s);r.getProgram().setUniformf("coffset",u.offset),r.getProgram().isUniformUsed("cfactor")&&r.getProgram().setUniformf("cfactor",u.factor)}r.setMapperShaderParameters(a,s,e._openGLRenderer.getTiledSizeAndOrigin());const o=e._openGLRenderer.getSelector();r.getProgram().setUniform3fArray("mapperIndex",o?o.getPropColorValue():[0,0,0]),r.getProgram().setUniformi("picking",o?o.getCurrentPass()+1:0)},t.setLightingShaderParameters=(r,a,s)=>{const i=e.lastBoundBO.getReferenceByName("lastLightComplexity");if(i<2)return;const o=r.getProgram();let u=0;const c=a.getLightsByReference();for(let g=0;g<c.length;++g){const p=c[g];if(p.getSwitch()>0){const h=p.getColorByReference(),d=p.getIntensity();e.lightColor[0]=h[0]*d,e.lightColor[1]=h[1]*d,e.lightColor[2]=h[2]*d;const x=p.getDirection(),C=a.getActiveCamera().getViewMatrix(),y=[...x];p.lightTypeIsSceneLight()&&(y[0]=C[0]*x[0]+C[1]*x[1]+C[2]*x[2],y[1]=C[4]*x[0]+C[5]*x[1]+C[6]*x[2],y[2]=C[8]*x[0]+C[9]*x[1]+C[10]*x[2],jr(y)),e.lightDirection[0]=y[0],e.lightDirection[1]=y[1],e.lightDirection[2]=y[2],jr(e.lightDirection),o.setUniform3fArray(`lightColor${u}`,e.lightColor),o.setUniform3fArray(`lightDirectionVC${u}`,e.lightDirection),u++}}if(i<3)return;const l=a.getActiveCamera().getViewMatrix();Oe(l,l),u=0;for(let g=0;g<c.length;++g){const p=c[g];if(p.getSwitch()>0){const h=p.getTransformedPosition(),d=new Float64Array(3);xe(d,h,l),o.setUniform3fArray(`lightAttenuation${u}`,p.getAttenuationValuesByReference()),o.setUniformi(`lightPositional${u}`,p.getPositional()),o.setUniformf(`lightExponent${u}`,p.getExponent()),o.setUniformf(`lightConeAngle${u}`,p.getConeAngle()),o.setUniform3fArray(`lightPositionVC${u}`,[d[0],d[1],d[2]]),u++}}};function n(r,a,s){return a.identity(s),r.reduce((i,o,u)=>u===0?o?a.copy(i,o):a.identity(i):o?a.multiply(i,i,o):i,s)}t.setCameraShaderParameters=(r,a,s)=>{const i=r.getProgram(),o=e.openGLCamera.getKeyMatrices(a),u=a.getActiveCamera(),c=e.openGLCamera.getKeyMatrixTime().getMTime(),f=i.getLastCameraMTime(),g=r.getCABO().getCoordShiftAndScaleEnabled()?r.getCABO().getInverseShiftAndScaleMatrix():null,p=s.getIsIdentity(),T=p?{mcwc:null,normalMatrix:null}:e.openGLActor.getKeyMatrices();if(s.getCoordinateSystem()===zE.DISPLAY){const h=e._openGLRenderer.getTiledSizeAndOrigin();le(e.tmpMat4),e.tmpMat4[0]=2/h.usize,e.tmpMat4[12]=-1,e.tmpMat4[5]=2/h.vsize,e.tmpMat4[13]=-1,at(e.tmpMat4,e.tmpMat4,g),i.setUniformMatrix("MCPCMatrix",e.tmpMat4)}else i.setUniformMatrix("MCPCMatrix",n([o.wcpc,T.mcwc,g],ii,e.tmpMat4));i.isUniformUsed("MCVCMatrix")&&i.setUniformMatrix("MCVCMatrix",n([o.wcvc,T.mcwc,g],ii,e.tmpMat4)),i.isUniformUsed("normalMatrix")&&i.setUniformMatrix3x3("normalMatrix",n([o.normalMatrix,T.normalMatrix],wx,e.tmpMat3)),f!==c&&(i.isUniformUsed("cameraParallel")&&i.setUniformi("cameraParallel",u.getParallelProjection()),i.setLastCameraMTime(c)),p||i.setLastCameraMTime(0)},t.setPropertyShaderParameters=(r,a,s)=>{const i=r.getProgram();let o=s.getProperty(),u=o.getOpacity(),c=e.drawingEdges?o.getEdgeColorByReference():o.getAmbientColorByReference(),f=e.drawingEdges?o.getEdgeColorByReference():o.getDiffuseColorByReference(),l=e.drawingEdges?1:o.getAmbient(),g=e.drawingEdges?0:o.getDiffuse(),p=e.drawingEdges?0:o.getSpecular();const T=o.getSpecularPower();i.setUniformf("opacityUniform",u),i.setUniform3fArray("ambientColorUniform",c),i.setUniform3fArray("diffuseColorUniform",f),i.setUniformf("ambient",l),i.setUniformf("diffuse",g);const h=e.lastBoundBO.getReferenceByName("lastLightComplexity");if(h<1)return;let d=o.getSpecularColorByReference();if(i.setUniform3fArray("specularColorUniform",d),i.setUniformf("specularPowerUniform",T),i.setUniformf("specular",p),i.isUniformUsed("ambientIntensityBF")){if(o=s.getBackfaceProperty(),u=o.getOpacity(),c=o.getAmbientColor(),l=o.getAmbient(),f=o.getDiffuseColor(),g=o.getDiffuse(),d=o.getSpecularColor(),p=o.getSpecular(),i.setUniformf("ambientIntensityBF",l),i.setUniformf("diffuseIntensityBF",g),i.setUniformf("opacityUniformBF",u),i.setUniform3fArray("ambientColorUniformBF",c),i.setUniform3fArray("diffuseColorUniformBF",f),h<1)return;i.setUniformf("specularIntensityBF",p),i.setUniform3fArray("specularColorUniformBF",d),i.setUniformf("specularPowerUniformBF",T)}},t.updateMaximumPointCellIds=(r,a)=>{var o,u,c,f;const s=e._openGLRenderer.getSelector();if(!s)return;if((u=(o=e.selectionWebGLIdsToVTKIds)==null?void 0:o.points)!=null&&u.length){const l=e.selectionWebGLIdsToVTKIds.points.length;s.setMaximumPointId(l-1)}if((f=(c=e.selectionWebGLIdsToVTKIds)==null?void 0:c.cells)!=null&&f.length){const l=e.selectionWebGLIdsToVTKIds.cells.length;s.setMaximumCellId(l-1)}s.getFieldAssociation()===Gs.FIELD_ASSOCIATION_POINTS&&(e.pointPicking=!0)},t.renderPieceStart=(r,a)=>{e.primitiveIDOffset=0,e.vertexIDOffset=0;const s=AE(e._openGLRenderer);if(e.lastSelectionState!==s&&(e.selectionStateChanged.modified(),e.lastSelectionState=s),e._openGLRenderer.getSelector())switch(s){default:e._openGLRenderer.getSelector().renderProp(a)}t.updateBufferObjects(r,a),e.renderable.getColorTextureMap()&&e.internalColorTexture.activate(),e.lastBoundBO=null},t.renderPieceDraw=(r,a)=>{const s=a.getProperty().getRepresentation(),i=a.getProperty().getEdgeVisibility()&&s===Qn.SURFACE,o=e._openGLRenderer.getSelector(),u=o&&o.getFieldAssociation()===Gs.FIELD_ASSOCIATION_POINTS&&(e.lastSelectionState===nt.ID_LOW24||e.lastSelectionState===nt.ID_HIGH24);for(let c=We.Start;c<We.End;c++)e.primitives[c].setPointPicking(u),e.primitives[c].getCABO().getElementCount()&&(e.drawingEdges=i&&(c===We.TrisEdges||c===We.TriStripsEdges),(!e.drawingEdges||!(e.renderDepth||e.lastSelectionState>=0))&&(e.lastBoundBO=e.primitives[c],e.primitiveIDOffset+=e.primitives[c].drawArrays(r,a,s,t),e.vertexIDOffset+=e.primitives[c].getCABO().getElementCount()))},t.renderPieceFinish=(r,a)=>{e.LastBoundBO&&e.LastBoundBO.getVAO().release(),e.renderable.getColorTextureMap()&&e.internalColorTexture.deactivate()},t.renderPiece=(r,a)=>{if(t.invokeEvent($E),e.renderable.getStatic()||e.renderable.update(),e.currentInput=e.renderable.getInputData(),t.invokeEvent(WE),!e.currentInput){Mn("No input!");return}if(!e.currentInput.getPoints||!e.currentInput.getPoints().getNumberOfValues())return;const s=e.context,i=a.getProperty().getBackfaceCulling(),o=a.getProperty().getFrontfaceCulling();!i&&!o?e._openGLRenderWindow.disableCullFace():o?(e._openGLRenderWindow.enableCullFace(),s.cullFace(s.FRONT)):(e._openGLRenderWindow.enableCullFace(),s.cullFace(s.BACK)),t.renderPieceStart(r,a),t.renderPieceDraw(r,a),t.renderPieceFinish(r,a)},t.computeBounds=(r,a)=>{if(!t.getInput()){Ii(e.bounds);return}e.bounds=t.getInput().getBounds()},t.updateBufferObjects=(r,a)=>{t.getNeedToRebuildBufferObjects(r,a)&&t.buildBufferObjects(r,a)},t.getNeedToRebuildBufferObjects=(r,a)=>{const s=e.VBOBuildTime.getMTime();return s<t.getMTime()||s<e.renderable.getMTime()||s<a.getMTime()||s<e.currentInput.getMTime()},t.buildBufferObjects=(r,a)=>{const s=e.currentInput;if(s===null)return;e.renderable.mapScalars(s,1);const i=e.renderable.getColorMapColors();e.haveCellScalars=!1;const o=e.renderable.getScalarMode();e.renderable.getScalarVisibility()&&(o===da.USE_CELL_DATA||o===da.USE_CELL_FIELD_DATA||o===da.USE_FIELD_DATA||!s.getPointData().getScalars())&&o!==da.USE_POINT_FIELD_DATA&&i&&(e.haveCellScalars=!0);let u=a.getProperty().getInterpolation()!==Dc.FLAT?s.getPointData().getNormals():null;u===null&&s.getCellData().getNormals()&&(e.haveCellNormals=!0,u=s.getCellData().getNormals());const c=a.getProperty().getRepresentation();let f=s.getPointData().getTCoords();if(e.openGLActor.getActiveTextures()||(f=null),e.renderable.getColorCoordinates()){f=e.renderable.getColorCoordinates(),e.internalColorTexture||(e.internalColorTexture=Wn.newInstance({resizable:!0}));const g=e.internalColorTexture;g.setMinificationFilter(Mc.NEAREST),g.setMagnificationFilter(Mc.NEAREST),g.setWrapS(Vc.CLAMP_TO_EDGE),g.setWrapT(Vc.CLAMP_TO_EDGE),g.setOpenGLRenderWindow(e._openGLRenderWindow);const p=e.renderable.getColorTextureMap(),T=p.getExtent(),h=p.getPointData().getScalars();g.create2DFromRaw(T[1]-T[0]+1,T[3]-T[2]+1,h.getNumberOfComponents(),h.getDataType(),h.getData()),g.activate(),g.sendParameters(),g.deactivate()}const l=`${s.getMTime()}A${c}B${s.getMTime()}C${u?u.getMTime():1}D${i?i.getMTime():1}E${a.getProperty().getEdgeVisibility()}F${f?f.getMTime():1}`;if(e.VBOBuildString!==l){const p={points:s.getPoints(),normals:u,tcoords:f,colors:i,cellOffset:0,vertexOffset:0,haveCellScalars:e.haveCellScalars,haveCellNormals:e.haveCellNormals,customAttributes:e.renderable.getCustomShaderAttributes().map(d=>s.getPointData().getArrayByName(d))};e.renderable.getPopulateSelectionSettings()&&(e.selectionWebGLIdsToVTKIds={points:null,cells:null});const T=[{inRep:"verts",cells:s.getVerts()},{inRep:"lines",cells:s.getLines()},{inRep:"polys",cells:s.getPolys()},{inRep:"strips",cells:s.getStrips()},{inRep:"polys",cells:s.getPolys()},{inRep:"strips",cells:s.getStrips()}],h=a.getProperty().getEdgeVisibility()&&c===Qn.SURFACE;for(let d=We.Start;d<We.End;d++)d!==We.TrisEdges&&d!==We.TriStripsEdges?(p.cellOffset+=e.primitives[d].getCABO().createVBO(T[d].cells,T[d].inRep,c,p,e.selectionWebGLIdsToVTKIds),p.vertexOffset+=e.primitives[d].getCABO().getElementCount()):h?e.primitives[d].getCABO().createVBO(T[d].cells,T[d].inRep,Qn.WIREFRAME,{...p,tcoords:null,colors:null,haveCellScalars:!1,haveCellNormals:!1}):e.primitives[d].releaseGraphicsResources();e.renderable.getPopulateSelectionSettings()&&(e.renderable.setSelectionWebGLIdsToVTKIds(e.selectionWebGLIdsToVTKIds),t.updateMaximumPointCellIds()),e.VBOBuildTime.modified(),e.VBOBuildString=l}},t.getAllocatedGPUMemoryInBytes=()=>{let r=0;return e.primitives.forEach(a=>{r+=a.getAllocatedGPUMemoryInBytes()}),r}}const jE={context:null,VBOBuildTime:0,VBOBuildString:null,primitives:null,primTypes:null,shaderRebuildString:null,tmpMat4:null,ambientColor:[],diffuseColor:[],specularColor:[],lightColor:[],lightDirection:[],lastHaveSeenDepthRequest:!1,haveSeenDepthRequest:!1,lastSelectionState:nt.MIN_KNOWN_PASS-1,selectionStateChanged:null,selectionWebGLIdsToVTKIds:null,pointPicking:!1};function KE(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,jE,n),Be.extend(t,e,n),rs.implementReplaceShaderCoincidentOffset(t,e,n),rs.implementBuildShadersWithReplacements(t,e,n),e.primitives=[],e.primTypes=We,e.tmpMat3=Kn(new Float64Array(9)),e.tmpMat4=le(new Float64Array(16));for(let r=We.Start;r<We.End;r++)e.primitives[r]=wr.newInstance(),e.primitives[r].setPrimitiveType(r),e.primitives[r].set({lastLightComplexity:0,lastLightCount:0,lastSelectionPass:!1},!0);ze(t,e,["context"]),e.VBOBuildTime={},Pe(e.VBOBuildTime,{mtime:0}),e.selectionStateChanged={},Pe(e.selectionStateChanged,{mtime:0}),HE(t,e)}const PE=Ee(KE,"vtkOpenGLPolyDataMapper");Ft("vtkMapper",PE);const{ColorMode:XE,ScalarMode:Vn,GetArray:$s}=fs;function IE(t,e){e.classHierarchy.push("vtkMapper2D"),t.createDefaultLookupTable=()=>{e.lookupTable=Br.newInstance()},t.getColorModeAsString=()=>E.enumToString(XE,e.colorMode),t.setColorModeToDefault=()=>t.setColorMode(0),t.setColorModeToMapScalars=()=>t.setColorMode(1),t.setColorModeToDirectScalars=()=>t.setColorMode(2),t.getScalarModeAsString=()=>E.enumToString(Vn,e.scalarMode),t.setScalarModeToDefault=()=>t.setScalarMode(0),t.setScalarModeToUsePointData=()=>t.setScalarMode(1),t.setScalarModeToUseCellData=()=>t.setScalarMode(2),t.setScalarModeToUsePointFieldData=()=>t.setScalarMode(3),t.setScalarModeToUseCellFieldData=()=>t.setScalarMode(4),t.setScalarModeToUseFieldData=()=>t.setScalarMode(5),t.getAbstractScalars=(n,r,a,s,i)=>{if(!n||!e.scalarVisibility)return{scalars:null,cellFLag:!1};let o=null,u=!1;if(r===Vn.DEFAULT)o=n.getPointData().getScalars(),o||(o=n.getCellData().getScalars(),u=!0);else if(r===Vn.USE_POINT_DATA)o=n.getPointData().getScalars();else if(r===Vn.USE_CELL_DATA)o=n.getCellData().getScalars(),u=!0;else if(r===Vn.USE_POINT_FIELD_DATA){const c=n.getPointData();a===$s.BY_ID?o=c.getArrayByIndex(s):o=c.getArrayByName(i)}else if(r===Vn.USE_CELL_FIELD_DATA){const c=n.getCellData();u=!0,a===$s.BY_ID?o=c.getArrayByIndex(s):o=c.getArrayByName(i)}else if(r===Vn.USE_FIELD_DATA){const c=n.getFieldData();a===$s.BY_ID?o=c.getArrayByIndex(s):o=c.getArrayByName(i)}return{scalars:o,cellFlag:u}},t.getLookupTable=()=>(e.lookupTable||t.createDefaultLookupTable(),e.lookupTable),t.getMTime=()=>{let n=e.mtime;if(e.lookupTable!==null){const r=e.lookupTable.getMTime();n=r>n?r:n}return n},t.mapScalars=(n,r)=>{const a=t.getAbstractScalars(n,e.scalarMode,e.arrayAccessMode,e.arrayId,e.colorByArrayName).scalars;if(!a){e.colorMapColors=null;return}const s=`${t.getMTime()}${a.getMTime()}${r}`;if(e.colorBuildString===s)return;e.useLookupTableScalarRange||t.getLookupTable().setRange(e.scalarRange[0],e.scalarRange[1]);const i=t.getLookupTable();i&&(i.build(),e.colorMapColors=i.mapScalars(a,e.colorMode,e.fieldDataTupleId)),e.colorBuildString=`${t.getMTime()}${a.getMTime()}${r}`},t.getPrimitiveCount=()=>{const n=t.getInputData();return{points:n.getPoints().getNumberOfValues()/3,verts:n.getVerts().getNumberOfValues()-n.getVerts().getNumberOfCells(),lines:n.getLines().getNumberOfValues()-2*n.getLines().getNumberOfCells(),triangles:n.getPolys().getNumberOfValues()-3*n.getPolys().getNumberOfCells()}}}const YE={static:!1,lookupTable:null,scalarVisibility:!1,scalarRange:[0,1],useLookupTableScalarRange:!1,colorMode:0,scalarMode:0,arrayAccessMode:1,renderTime:0,colorByArrayName:null,transformCoordinate:null,viewSpecificProperties:null,customShaderAttributes:[]};function Jl(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,YE,n),ul.extend(t,e,n),E.get(t,e,["colorMapColors"]),E.setGet(t,e,["arrayAccessMode","colorByArrayName","colorMode","lookupTable","renderTime","scalarMode","scalarVisibility","static","transformCoordinate","useLookupTableScalarRange","viewSpecificProperties","customShaderAttributes"]),E.setGetArray(t,e,["scalarRange"],2),e.viewSpecificProperties||(e.viewSpecificProperties={}),IE(t,e)}const qE=E.newInstance(Jl,"vtkMapper2D");var QE={newInstance:qE,extend:Jl},ZE=`//VTK::System::Dec

/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkPolyData2DFS.glsl

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/

uniform int PrimitiveIDOffset;

// Texture coordinates
//VTK::TCoord::Dec

// Scalar coloring
//VTK::Color::Dec

// Depth Peeling
//VTK::DepthPeeling::Dec

// picking support
//VTK::Picking::Dec

// the output of this shader
//VTK::Output::Dec

// Apple Bug
//VTK::PrimID::Dec

void main()
{
  // Apple Bug
  //VTK::PrimID::Impl

  //VTK::Color::Impl
  //VTK::TCoord::Impl

  //VTK::DepthPeeling::Impl
  //VTK::Picking::Impl

  if (gl_FragData[0].a <= 0.0)
    {
    discard;
    }
}
`,JE=`//VTK::System::Dec

/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkPolyData2DVS.glsl

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/

// all variables that represent positions or directions have a suffix
// indicating the coordinate system they are in. The possible values are
// MC - Model Coordinates
// WC - WC world coordinates
// VC - View Coordinates
// DC - Display Coordinates

in vec4 vertexWC;

// frag position in VC
//VTK::PositionVC::Dec

// material property values
//VTK::Color::Dec

// Texture coordinates
//VTK::TCoord::Dec

// Apple Bug
//VTK::PrimID::Dec

uniform mat4 WCVCMatrix;  // World to view matrix

void main()
{
  // Apple Bug
  //VTK::PrimID::Impl

  gl_Position = WCVCMatrix*vertexWC;

  //VTK::TCoord::Impl

  //VTK::Color::Impl

  //VTK::PositionVC::Impl
}
`;const eg={BACKGROUND:0,FOREGROUND:1};var tg={DisplayLocation:eg};const{primTypes:Et}=wr,{ScalarMode:va}=QE,{vtkErrorMacro:ya}=Pt,e_={type:"StartEvent"},t_={type:"EndEvent"};function n_(t,e){e.classHierarchy.push("vtkOpenGLPolyDataMapper2D"),t.buildPass=r=>{r&&(e.openGLActor2D=t.getFirstAncestorOfType("vtkOpenGLActor2D"),e._openGLRenderer=e.openGLActor2D.getFirstAncestorOfType("vtkOpenGLRenderer"),e._openGLRenderWindow=e._openGLRenderer.getParent(),e.openGLCamera=e._openGLRenderer.getViewNodeFor(e._openGLRenderer.getRenderable().getActiveCamera()))},t.overlayPass=r=>{r&&t.render()},t.getShaderTemplate=(r,a,s)=>{r.Vertex=JE,r.Fragment=ZE,r.Geometry=""},t.render=()=>{const r=e._openGLRenderWindow.getContext();if(e.context!==r){e.context=r;for(let i=Et.Start;i<Et.End;i++)e.primitives[i].setOpenGLRenderWindow(e._openGLRenderWindow)}const a=e.openGLActor2D.getRenderable(),s=e._openGLRenderer.getRenderable();t.renderPiece(s,a)},t.renderPiece=(r,a)=>{if(t.invokeEvent(e_),e.renderable.getStatic()||e.renderable.update(),e.currentInput=e.renderable.getInputData(),t.invokeEvent(t_),!e.currentInput){ya("No input!");return}!e.currentInput.getPoints||!e.currentInput.getPoints().getNumberOfValues()||(t.renderPieceStart(r,a),t.renderPieceDraw(r,a),t.renderPieceFinish(r,a))},t.renderPieceStart=(r,a)=>{if(e.primitiveIDOffset=0,e._openGLRenderer.getSelector())switch(e._openGLRenderer.getSelector().getCurrentPass()){default:e._openGLRenderer.getSelector().renderProp(a)}t.updateBufferObjects(r,a),e.lastBoundBO=null},t.getNeedToRebuildShaders=(r,a,s)=>r.getShaderSourceTime().getMTime()<e.renderable.getMTime()||r.getShaderSourceTime().getMTime()<e.currentInput.getMTime(),t.updateBufferObjects=(r,a)=>{t.getNeedToRebuildBufferObjects(r,a)&&t.buildBufferObjects(r,a)},t.getNeedToRebuildBufferObjects=(r,a)=>{const s=e.VBOBuildTime.getMTime();return!!(s<t.getMTime()||s<e._openGLRenderWindow.getMTime()||s<e.renderable.getMTime()||s<a.getMTime()||s<e.currentInput.getMTime()||e.renderable.getTransformCoordinate()&&s<r.getMTime())},t.buildBufferObjects=(r,a)=>{const s=e.currentInput;if(s===null)return;e.renderable.mapScalars(s,a.getProperty().getOpacity());const i=e.renderable.getColorMapColors();e.haveCellScalars=!1;const o=e.renderable.getScalarMode();e.renderable.getScalarVisibility()&&(o===va.USE_CELL_DATA||o===va.USE_CELL_FIELD_DATA||o===va.USE_FIELD_DATA||!s.getPointData().getScalars())&&o!==va.USE_POINT_FIELD_DATA&&i&&(e.haveCellScalars=!0);const u=a.getProperty().getRepresentation();let c=s.getPointData().getTCoords();e.openGLActor2D.getActiveTextures()||(c=null);const f=e.renderable.getTransformCoordinate(),g=r.getRenderWindow().getViews()[0].getViewportSize(r),p=`${s.getMTime()}A${u}B${s.getMTime()}C${i?i.getMTime():1}D${c?c.getMTime():1}E${f?r.getMTime():1}F${g}`;if(e.VBOBuildString!==p){let T=s.getPoints();if(f){const d=es.newInstance(),x=T.getNumberOfPoints();d.setNumberOfPoints(x);const C=[];for(let y=0;y<x;++y){T.getPoint(y,C),f.setValue(C);const v=f.getComputedDoubleViewportValue(r);d.setPoint(y,v[0],v[1],0)}T=d}const h={points:T,tcoords:c,colors:i,cellOffset:0,haveCellScalars:e.haveCellSCalars,customAttributes:e.renderable.getCustomShaderAttributes().map(d=>s.getPointData().getArrayByName(d))};h.cellOffset+=e.primitives[Et.Points].getCABO().createVBO(s.getVerts(),"verts",u,h),h.cellOffset+=e.primitives[Et.Lines].getCABO().createVBO(s.getLines(),"lines",u,h),h.cellOffset+=e.primitives[Et.Tris].getCABO().createVBO(s.getPolys(),"polys",u,h),h.cellOffset+=e.primitives[Et.TriStrips].getCABO().createVBO(s.getStrips(),"strips",u,h),e.VBOBuildTime.modified(),e.VBOBuildString=p}},t.renderPieceDraw=(r,a)=>{const s=a.getProperty().getRepresentation();e.context.depthMask(!0);for(let o=Et.Start;o<Et.End;o++)e.primitives[o].getCABO().getElementCount()&&(e.lastBoundBO=e.primitives[o],e.primitiveIDOffset+=e.primitives[o].drawArrays(r,a,s,t))},t.renderPieceFinish=(r,a)=>{e.lastBoundBO&&e.lastBoundBO.getVAO().release()},t.replaceShaderValues=(r,a,s)=>{t.replaceShaderColor(r,a,s),t.replaceShaderTCoord(r,a,s),t.replaceShaderPicking(r,a,s),t.replaceShaderPositionVC(r,a,s)},t.replaceShaderColor=(r,a,s)=>{let i=r.Vertex,o=r.Geometry,u=r.Fragment;e.haveCellScalars&&(u=z.substitute(u,"//VTK::Color::Dec",["uniform samplerBuffer texture1;"]).result,u=z.substitute(u,"//VTK::Color::Impl",["gl_FragData[0] = texelFetchBuffer(texture1, gl_PrimitiveID + PrimitiveIDOffset);"]).result),e.lastBoundBO.getCABO().getColorComponents()!==0?(i=z.substitute(i,"//VTK::Color::Dec",["in vec4 diffuseColor;","out vec4 fcolorVSOutput;"]).result,i=z.substitute(i,"//VTK::Color::Impl",["fcolorVSOutput = diffuseColor;"]).result,o=z.substitute(o,"//VTK::Color::Dec",[`in vec4 fcolorVSOutput[];
`,"out vec4 fcolorGSOutput;"]).result,o=z.substitute(o,"//VTK::Color::Impl",["fcolorGSOutput = fcolorVSOutput[i];"]).result,u=z.substitute(u,"//VTK::Color::Dec",["in vec4 fcolorVSOutput;"]).result,u=z.substitute(u,"//VTK::Color::Impl",["gl_FragData[0] = fcolorVSOutput;"]).result):(u=z.substitute(u,"//VTK::Color::Dec",["uniform vec4 diffuseColor;"]).result,u=z.substitute(u,"//VTK::Color::Impl",["gl_FragData[0] = diffuseColor;"]).result),r.Vertex=i,r.Geometry=o,r.Fragment=u},t.replaceShaderTCoord=(r,a,s)=>{if(e.lastBoundBO.getCABO().getTCoordOffset()){let i=r.Vertex,o=r.Geometry,u=r.Fragment;const c=e.lastBoundBO.getCABO().getTCoordComponents();c===1?(i=z.substitute(i,"//VTK::TCoord::Dec",["in float tcoordMC;","out float tcoordVCVSOutput;"]).result,i=z.substitute(i,"//VTK::TCoord::Impl",["tcoordVCVSOutput = tcoordMC;"]).result,o=z.substitute(o,"//VTK::TCoord::Dec",[`in float tcoordVCVSOutput[];
`,"out float tcoordVCGSOutput;"]).result,o=z.substitute(o,["//VTK::TCoord::Impl","tcoordVCGSOutput = tcoordVCVSOutput[i];"]).result,u=z.substitute(u,"//VTK::TCoord::Dec",["in float tcoordVCVSOutput;","uniform sampler2D texture1;"]).result,u=z.substitute(u,"//VTK::TCoord::Impl",["gl_FragData[0] = gl_FragData[0]*texture2D(texture1, vec2(tcoordVCVSOutput,0));"]).result):c===2&&(i=z.substitute(i,"//VTK::TCoord::Dec",["in vec2 tcoordMC;","out vec2 tcoordVCVSOutput;"]).result,i=z.substitute(i,"//VTK::TCoord::Impl",["tcoordVCVSOutput = tcoordMC;"]).result,o=z.substitute(o,"//VTK::TCoord::Dec",[`in vec2 tcoordVCVSOutput[];
`,"out vec2 tcoordVCGSOutput;"]).result,o=z.substitute(o,"//VTK::TCoord::Impl",["tcoordVCGSOutput = tcoordVCVSOutput[i];"]).result,u=z.substitute(u,"//VTK::TCoord::Dec",["in vec2 tcoordVCVSOutput;","uniform sampler2D texture1;"]).result,u=z.substitute(u,"//VTK::TCoord::Impl",["gl_FragData[0] = gl_FragData[0]*texture2D(texture1, tcoordVCVSOutput.st);"]).result),e.haveCellScalars&&(o=z.substitute(o,"//VTK::PrimID::Impl",["gl_PrimitiveID = gl_PrimitiveIDIn;"]).result),r.Vertex=i,r.Geometry=o,r.Fragment=u}},t.replaceShaderPicking=(r,a,s)=>{let i=r.Fragment;i=z.substitute(i,"//VTK::Picking::Dec",["uniform vec3 mapperIndex;","uniform int picking;"]).result,i=z.substitute(i,"//VTK::Picking::Impl","  gl_FragData[0] = picking != 0 ? vec4(mapperIndex,1.0) : gl_FragData[0];").result,r.Fragment=i},t.replaceShaderPositionVC=(r,a,s)=>{e.lastBoundBO.replaceShaderPositionVC(r,a,s)},t.invokeShaderCallbacks=(r,a,s)=>{const i=e.renderable.getViewSpecificProperties().ShadersCallbacks;i&&i.forEach(o=>{o.callback(o.userData,r,a,s)})},t.setMapperShaderParameters=(r,a,s)=>{if(r.getProgram().isUniformUsed("PrimitiveIDOffset")&&r.getProgram().setUniformi("PrimitiveIDOffset",e.primitiveIDOffset),r.getProgram().isAttributeUsed("vertexWC")&&(r.getVAO().addAttributeArray(r.getProgram(),r.getCABO(),"vertexWC",r.getCABO().getVertexOffset(),r.getCABO().getStride(),e.context.FLOAT,3,!1)||ya("Error setting vertexWC in shader VAO.")),r.getCABO().getElementCount()&&(e.VBOBuildTime.getMTime()>r.getAttributeUpdateTime().getMTime()||r.getShaderSourceTime().getMTime()>r.getAttributeUpdateTime().getMTime())){e.renderable.getCustomShaderAttributes().forEach((u,c)=>{r.getProgram().isAttributeUsed(`${u}MC`)&&(r.getVAO().addAttributeArray(r.getProgram(),r.getCABO(),`${u}MC`,r.getCABO().getCustomData()[c].offset,r.getCABO().getStride(),e.context.FLOAT,r.getCABO().getCustomData()[c].components,!1)||ya(`Error setting ${u}MC in shader VAO.`))}),r.getProgram().isAttributeUsed("tcoordMC")&&r.getCABO().getTCoordOffset()?r.getVAO().addAttributeArray(r.getProgram(),r.getCABO(),"tcoordMC",r.getCABO().getTCoordOffset(),r.getCABO().getStride(),e.context.FLOAT,r.getCABO().getTCoordComponents(),!1)||ya("Error setting tcoordMC in shader VAO."):r.getVAO().removeAttributeArray("tcoordMC"),e.internalColorTexture&&r.getProgram().isUniformUsed("texture1")&&r.getProgram().setUniformi("texture1",e.internalColorTexture.getTextureUnit());const i=e.openGLActor2D.getActiveTextures();if(i)for(let u=0;u<i.length;++u){const f=i[u].getTextureUnit(),l=`texture${f+1}`;r.getProgram().isUniformUsed(l)&&r.getProgram().setUniformi(l,f)}r.setMapperShaderParameters(a,s,e._openGLRenderer.getTiledSizeAndOrigin());const o=e._openGLRenderer.getSelector();r.getProgram().setUniform3fArray("mapperIndex",o?o.getPropColorValue():[0,0,0]),r.getProgram().setUniformi("picking",o?o.getCurrentPass()+1:0)}},t.setPropertyShaderParameters=(r,a,s)=>{const i=e.renderable.getColorMapColors();if(!i||i.getNumberOfComponents()===0){const o=r.getProgram(),u=s.getProperty(),c=u.getOpacity(),f=u.getColor(),l=[f[0],f[1],f[2],c];o.setUniform4f("diffuseColor",l)}},t.setLightingShaderParameters=(r,a,s)=>{};function n(r,a,s){return a.identity(s),r.reduce((i,o,u)=>u===0?o?a.copy(i,o):a.identity(i):o?a.multiply(i,i,o):i,s)}t.setCameraShaderParameters=(r,a,s)=>{const i=r.getProgram(),u=r.getCABO().getCoordShiftAndScaleEnabled()?r.getCABO().getInverseShiftAndScaleMatrix():null,f=a.getRenderWindow().getViews()[0].getViewportSize(a),l=a.getViewport(),g=s.getActualPositionCoordinate().getComputedDoubleViewportValue(a),p=[0,0,1,1],T=[0,0,1,1];if(T[0]=l[0]>=p[0]?l[0]:p[0],T[1]=l[1]>=p[1]?l[1]:p[1],T[2]=l[2]<=p[2]?l[2]:p[2],T[3]=l[3]<=p[3]?l[3]:p[3],T[0]>=T[2]||T[1]>=T[3])return;f[0]=ia(f[0]*(T[2]-T[0])/(l[2]-l[0])),f[1]=ia(f[1]*(T[3]-T[1])/(l[3]-l[1]));const h=e._openGLRenderer.getParent().getSize(),d=ia(g[0]-(T[0]-l[0])*h[0]),x=ia(g[1]-(T[1]-l[1])*h[1]),C=-d;let y=-d+f[0];const v=-x;let w=-x+f[1];C===y&&(y=C+1),v===w&&(w=v+1);const S=le(new Float64Array(16));S[0]=2/(y-C),S[1*4+1]=2/(w-v),S[0*4+3]=-1*(y+C)/(y-C),S[1*4+3]=-1*(w+v)/(w-v),S[2*4+2]=0,S[2*4+3]=s.getProperty().getDisplayLocation()===eg.FOREGROUND?-1:1,S[3*4+3]=1,Oe(S,S),i.setUniformMatrix("WCVCMatrix",n([S,u],ii,e.tmpMat4))},t.getAllocatedGPUMemoryInBytes=()=>{let r=0;return e.primitives.forEach(a=>{r+=a.getAllocatedGPUMemoryInBytes()}),r}}const r_={context:null,VBOBuildTime:0,VBOBuildString:null,primitives:null,primTypes:null,shaderRebuildString:null};function a_(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,r_,n),Be.extend(t,e,n),rs.implementReplaceShaderCoincidentOffset(t,e,n),rs.implementBuildShadersWithReplacements(t,e,n),e.primitives=[],e.primTypes=Et,e.tmpMat4=le(new Float64Array(16));for(let r=Et.Start;r<Et.End;r++)e.primitives[r]=wr.newInstance(),e.primitives[r].setPrimitiveType(r),e.primitives[r].set({lastLightComplexity:0,lastLightCount:0,lastSelectionPass:!1},!0);ze(t,e,["context"]),e.VBOBuildTime={},Pe(e.VBOBuildTime,{mtime:0}),n_(t,e)}const s_=Ee(a_,"vtkOpenGLPolyDataMapper2D");Ft("vtkMapper2D",s_);const{VectorMode:i_}=ls;function Ws(t,e){t.strokeStyle=e.strokeColor,t.lineWidth=e.strokeSize,t.fillStyle=e.fontColor,t.font=`${e.fontStyle} ${e.fontSize}px ${e.fontFamily}`}function ng(t,e){return n=>{const r=n.getLastSize(),a=(r[0]/700)**.8,s=(r[1]/700)**.8,i=Math.min(a,s),o=n.getAxisTextStyle(),u=n.getTickTextStyle();Object.assign(o,e.axisTextStyle),Object.assign(u,e.tickTextStyle),o.fontSize=Math.max(24*i,12),n.getLastAspectRatio()>1?u.fontSize=Math.max(20*i,10):u.fontSize=Math.max(16*i,10);const c=n.updateTextureAtlas();n.setTopTitle(!1);const f=n.getBoxSizeByReference();if(n.getLastAspectRatio()>1)n.setTickLabelPixelOffset(.3*u.fontSize),c.titleWidth<=c.tickWidth+n.getTickLabelPixelOffset()+.8*u.fontSize?(n.setTopTitle(!0),n.setAxisTitlePixelOffset(.2*u.fontSize),f[0]=2*(c.tickWidth+n.getTickLabelPixelOffset()+.8*u.fontSize)/r[0],n.setBoxPosition([.98-f[0],-.92])):(n.setAxisTitlePixelOffset(.2*u.fontSize),f[0]=2*(c.titleHeight+n.getAxisTitlePixelOffset()+c.tickWidth+n.getTickLabelPixelOffset()+.8*u.fontSize)/r[0],n.setBoxPosition([.99-f[0],-.92])),f[1]=Math.max(1.2,Math.min(1.84/s,1.84));else{n.setAxisTitlePixelOffset(1.2*u.fontSize),n.setTickLabelPixelOffset(.1*u.fontSize);const l=2*(.8*u.fontSize+c.titleHeight+n.getAxisTitlePixelOffset())/r[1],g=2*c.tickWidth/r[0];f[0]=Math.min(1.9,Math.max(1.4,1.4*g*(n.getTicks().length+3))),f[1]=l,n.setBoxPosition([-.5*f[0],-.97])}n.recomputeBarSegments(c)}}function rg(t,e){return n=>{const r=n.getLastTickBounds(),a=os().domain([r[0],r[1]]),s=a.ticks(5),i=a.tickFormat(5);n.setTicks(s),n.setTickStrings(s.map(i))}}function o_(t,e){e.classHierarchy.push("vtkScalarBarActorHelper"),t.setRenderable=a=>{e.renderable!==a&&(e.renderable=a,e.barActor.setProperty(a.getProperty()),e.barActor.setParentProp(a),e.barActor.setCoordinateSystemToDisplay(),e.tmActor.setProperty(a.getProperty()),e.tmActor.setParentProp(a),e.tmActor.setCoordinateSystemToDisplay(),e.generateTicks=a.generateTicks,e.axisTextStyle={...a.getAxisTextStyle()},e.tickTextStyle={...a.getTickTextStyle()},t.modified())},t.updateAPISpecificData=(a,s,i)=>{(e.lastSize[0]!==a[0]||e.lastSize[1]!==a[1])&&(e.lastSize[0]=a[0],e.lastSize[1]=a[1],e.lastAspectRatio=a[0]/a[1],e.forceUpdate=!0);const o=e.renderable.getScalarsToColors();if(!(!o||!e.renderable.getVisibility())&&(e.barMapper.setLookupTable(o),e.camera=s,e.renderWindow=i,e.forceUpdate||Math.max(o.getMTime(),t.getMTime(),e.renderable.getMTime())>e.lastRebuildTime.getMTime())){const u=o.getMappingRange();if(e.lastTickBounds=[...u],e.renderable.getGenerateTicks()(t),e.renderable.getAutomated())e.renderable.getAutoLayout()(t);else{e.axisTextStyle={...e.renderable.getAxisTextStyle()},e.tickTextStyle={...e.renderable.getTickTextStyle()},e.barPosition=[...e.renderable.getBarPosition()],e.barSize=[...e.renderable.getBarSize()],e.boxPosition=[...e.renderable.getBoxPosition()],e.boxSize=[...e.renderable.getBoxSize()],e.axisTitlePixelOffset=e.renderable.getAxisTitlePixelOffset(),e.tickLabelPixelOffset=e.renderable.getTickLabelPixelOffset();const c=t.updateTextureAtlas();t.recomputeBarSegments(c)}t.updatePolyDataForLabels(),t.updatePolyDataForBarSegments(),e.lastRebuildTime.modified(),e.forceUpdate=!1}},t.updateTextureAtlas=()=>{e.tmContext.textBaseline="bottom",e.tmContext.textAlign="left";const a={},s=new Map;let i=0,o=1;Ws(e.tmContext,e.axisTextStyle);let u=e.tmContext.measureText(e.renderable.getAxisLabel()),c={height:u.actualBoundingBoxAscent+2,startingHeight:o,width:u.width+2,textStyle:e.axisTextStyle};s.set(e.renderable.getAxisLabel(),c),o+=c.height,i=c.width,a.titleWidth=c.width,a.titleHeight=c.height,a.tickWidth=0,a.tickHeight=0,Ws(e.tmContext,e.tickTextStyle);const f=[...t.getTickStrings(),"NaN","Below","Above"];for(let l=0;l<f.length;l++)s.has(f[l])||(u=e.tmContext.measureText(f[l]),c={height:u.actualBoundingBoxAscent+2,startingHeight:o,width:u.width+2,textStyle:e.tickTextStyle},s.set(f[l],c),o+=c.height,i<c.width&&(i=c.width),a.tickWidth<c.width&&(a.tickWidth=c.width),a.tickHeight<c.height&&(a.tickHeight=c.height));return i=Rt(i),o=Rt(o),s.forEach(l=>{l.tcoords=[0,(o-l.startingHeight-l.height)/o,l.width/i,(o-l.startingHeight-l.height)/o,l.width/i,(o-l.startingHeight)/o,0,(o-l.startingHeight)/o]}),e.tmCanvas.width=i,e.tmCanvas.height=o,e.tmContext.textBaseline="bottom",e.tmContext.textAlign="left",e.tmContext.clearRect(0,0,i,o),s.forEach((l,g)=>{Ws(e.tmContext,l.textStyle),e.tmContext.fillText(g,1,l.startingHeight+l.height-1)}),e.tmTexture.setCanvas(e.tmCanvas),e.tmTexture.modified(),e._tmAtlas=s,a},t.computeBarSize=a=>{e.vertical=e.boxSize[1]>e.boxSize[0];const s=2*a.tickHeight/e.lastSize[1],i=[1,1];if(e.vertical){const o=2*(a.tickWidth+e.tickLabelPixelOffset)/e.lastSize[0];if(e.topTitle){const u=2*(a.titleHeight+e.axisTitlePixelOffset)/e.lastSize[1];e.barSize[0]=e.boxSize[0]-o,e.barSize[1]=e.boxSize[1]-u}else{const u=2*(a.titleHeight+e.axisTitlePixelOffset)/e.lastSize[0];e.barSize[0]=e.boxSize[0]-u-o,e.barSize[1]=e.boxSize[1]}e.barPosition[0]=e.boxPosition[0]+o,e.barPosition[1]=e.boxPosition[1],i[1]=s}else{const o=(2*a.tickWidth-8)/e.lastSize[0],u=2*(a.titleHeight+e.axisTitlePixelOffset)/e.lastSize[1];e.barSize[0]=e.boxSize[0],e.barPosition[0]=e.boxPosition[0],e.barSize[1]=e.boxSize[1]-u,e.barPosition[1]=e.boxPosition[1],i[0]=o}return i},t.recomputeBarSegments=a=>{var g,p,T,h;const s=t.computeBarSize(a);e.barSegments=[];const i=[0,0],o=e.vertical?1:0,u=e.vertical?.01:.02;function c(d,x){e.barSegments.push({corners:[[...i],[i[0]+s[0],i[1]],[i[0]+s[0],i[1]+s[1]],[i[0],i[1]+s[1]]],scalars:x,title:d}),i[o]+=s[o]+u}e.renderable.getDrawNanAnnotation()&&e.renderable.getScalarsToColors().getNanColor()&&c("NaN",[NaN,NaN,NaN,NaN]),e.renderable.getDrawBelowRangeSwatch()&&((p=(g=e.renderable.getScalarsToColors()).getUseBelowRangeColor)!=null&&p.call(g))&&c("Below",[-.1,-.1,-.1,-.1]);const f=(h=(T=e.renderable.getScalarsToColors()).getUseAboveRangeColor)==null?void 0:h.call(T);i[o]+=u;const l=s[o];s[o]=f?1-2*u-s[o]-i[o]:1-u-i[o],c("ticks",e.vertical?[0,0,.995,.995]:[0,.995,.995,0]),e.renderable.getDrawAboveRangeSwatch()&&f&&(s[o]=l,i[o]+=u,c("Above",[1.1,1.1,1.1,1.1]))};const n=new Float64Array(3);t.createPolyDataForOneLabel=(a,s,i,o,u,c)=>{const f=e._tmAtlas.get(a);if(!f)return;let l=c.ptIdx,g=c.cellIdx;n[0]=(.5*s[0]+.5)*e.lastSize[0],n[1]=(.5*s[1]+.5)*e.lastSize[1],n[2]=s[2],n[0]+=u[0],n[1]+=u[1];const p=[],T=o==="vertical"?[1,0]:[0,1];o==="vertical"?(p[0]=f.width,p[1]=-f.height,i[0]==="middle"?n[1]-=f.width/2:i[0]==="right"&&(n[1]-=f.width),i[1]==="middle"?n[0]+=f.height/2:i[1]==="top"&&(n[0]+=f.height)):(p[0]=f.width,p[1]=f.height,i[0]==="middle"?n[0]-=f.width/2:i[0]==="right"&&(n[0]-=f.width),i[1]==="middle"?n[1]-=f.height/2:i[1]==="top"&&(n[1]-=f.height)),c.points[l*3]=n[0],c.points[l*3+1]=n[1],c.points[l*3+2]=n[2],c.tcoords[l*2]=f.tcoords[0],c.tcoords[l*2+1]=f.tcoords[1],l++,n[T[0]]+=p[0],c.points[l*3]=n[0],c.points[l*3+1]=n[1],c.points[l*3+2]=n[2],c.tcoords[l*2]=f.tcoords[2],c.tcoords[l*2+1]=f.tcoords[3],l++,n[T[1]]+=p[1],c.points[l*3]=n[0],c.points[l*3+1]=n[1],c.points[l*3+2]=n[2],c.tcoords[l*2]=f.tcoords[4],c.tcoords[l*2+1]=f.tcoords[5],l++,n[T[0]]-=p[0],c.points[l*3]=n[0],c.points[l*3+1]=n[1],c.points[l*3+2]=n[2],c.tcoords[l*2]=f.tcoords[6],c.tcoords[l*2+1]=f.tcoords[7],l++,c.polys[g*4]=3,c.polys[g*4+1]=l-4,c.polys[g*4+2]=l-3,c.polys[g*4+3]=l-2,g++,c.polys[g*4]=3,c.polys[g*4+1]=l-4,c.polys[g*4+2]=l-2,c.polys[g*4+3]=l-1,c.ptIdx+=4,c.cellIdx+=2};const r=new Float64Array(3);t.updatePolyDataForLabels=()=>{const a=t.getTickStrings().length+e.barSegments.length,s=a*4,i=a*2,o=new Float64Array(s*3),u=new Uint16Array(i*4),c=new Float32Array(s*2),f={ptIdx:0,cellIdx:0,polys:u,points:o,tcoords:c},l=e.vertical?0:1,g=e.vertical?1:0;r[2]=-.99;const p=e.vertical?["right","middle"]:["middle","bottom"];let T=[0,1];const h=[0,0];e.vertical?(h[0]=-e.tickLabelPixelOffset,e.topTitle?(r[0]=e.boxPosition[0]+.5*e.boxSize[0],r[1]=e.barPosition[1]+e.barSize[1],t.createPolyDataForOneLabel(e.renderable.getAxisLabel(),r,["middle","bottom"],"horizontal",[0,e.axisTitlePixelOffset],f)):(r[0]=e.barPosition[0]+e.barSize[0],r[1]=e.barPosition[1]+.5*e.barSize[1],t.createPolyDataForOneLabel(e.renderable.getAxisLabel(),r,["middle","top"],"vertical",[e.axisTitlePixelOffset,0],f)),T=[-1,0]):(h[1]=e.tickLabelPixelOffset,r[0]=e.barPosition[0]+.5*e.barSize[0],r[1]=e.barPosition[1]+e.barSize[1],t.createPolyDataForOneLabel(e.renderable.getAxisLabel(),r,["middle","bottom"],"horizontal",[0,e.axisTitlePixelOffset],f)),r[l]=e.barPosition[l]+(.5*T[l]+.5)*e.barSize[l],r[g]=e.barPosition[g]+e.barSize[g]*.5;let d=null;for(let S=0;S<e.barSegments.length;S++){const R=e.barSegments[S];R.title==="ticks"?d=R:(r[g]=e.barPosition[g]+.5*e.barSize[g]*(R.corners[2][g]+R.corners[0][g]),t.createPolyDataForOneLabel(R.title,r,p,"horizontal",h,f))}const x=e.barPosition[g]+e.barSize[g]*d.corners[0][g],C=e.barSize[g]*(d.corners[2][g]-d.corners[0][g]),y=t.getTicks(),v=t.getTickStrings();for(let S=0;S<y.length;S++){const R=(y[S]-e.lastTickBounds[0])/(e.lastTickBounds[1]-e.lastTickBounds[0]);r[g]=x+C*R,t.createPolyDataForOneLabel(v[S],r,p,"horizontal",h,f)}const w=Se.newInstance({numberOfComponents:2,values:c,name:"TextureCoordinates"});e.tmPolyData.getPointData().setTCoords(w),e.tmPolyData.getPoints().setData(o,3),e.tmPolyData.getPoints().modified(),e.tmPolyData.getPolys().setData(u,1),e.tmPolyData.getPolys().modified(),e.tmPolyData.modified()},t.updatePolyDataForBarSegments=()=>{var h,d;const a=e.renderable.getScalarsToColors();let s=0;e.renderable.getDrawNanAnnotation()&&a.getNanColor()&&(s+=1),e.renderable.getDrawBelowRangeSwatch()&&((h=a.getUseBelowRangeColor)!=null&&h.call(a))&&(s+=1),e.renderable.getDrawAboveRangeSwatch()&&((d=a.getUseAboveRangeColor)!=null&&d.call(a))&&(s+=1);const i=4*(1+s),o=i;let u=1;a.getVectorMode()===i_.COMPONENT&&(u=a.getVectorComponent()+1);const c=new Float64Array(i*3),f=new Uint16Array(o*5),l=new Float32Array(i*u);let g=0,p=0;for(let x=0;x<e.barSegments.length;x++){const C=e.barSegments[x];for(let y=0;y<4;y++){r[0]=e.barPosition[0]+C.corners[y][0]*e.barSize[0],r[1]=e.barPosition[1]+C.corners[y][1]*e.barSize[1],c[g*3]=(.5*r[0]+.5)*e.lastSize[0],c[g*3+1]=(.5*r[1]+.5)*e.lastSize[1],c[g*3+2]=r[2];for(let v=0;v<u;v++)l[g*u+v]=e.lastTickBounds[0]+C.scalars[y]*(e.lastTickBounds[1]-e.lastTickBounds[0]);g++}f[p*5]=4,f[p*5+1]=g-4,f[p*5+2]=g-3,f[p*5+3]=g-2,f[p*5+4]=g-1,p++}const T=Se.newInstance({numberOfComponents:u,values:l,name:"Scalars"});e.polyData.getPointData().setScalars(T),e.polyData.getPoints().setData(c,3),e.polyData.getPoints().modified(),e.polyData.getPolys().setData(f,1),e.polyData.getPolys().modified(),e.polyData.modified()}}const c_=E.newInstance(function(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{renderable:null};Object.assign(e,{},n),E.obj(t,e),E.setGet(t,e,["axisTitlePixelOffset","tickLabelPixelOffset","renderable","topTitle","ticks","tickStrings"]),E.get(t,e,["lastSize","lastAspectRatio","lastTickBounds","axisTextStyle","tickTextStyle","barActor","tmActor"]),E.getArray(t,e,["boxPosition","boxSize"]),E.setArray(t,e,["boxPosition","boxSize"],2),e.forceUpdate=!1,e.lastRebuildTime={},E.obj(e.lastRebuildTime,{mtime:0}),e.lastSize=[-1,-1],e.tmCanvas=document.createElement("canvas"),e.tmContext=e.tmCanvas.getContext("2d"),e._tmAtlas=new Map,e.barMapper=Cn.newInstance(),e.barMapper.setInterpolateScalarsBeforeMapping(!0),e.barMapper.setUseLookupTableScalarRange(!0),e.polyData=nn.newInstance(),e.barMapper.setInputData(e.polyData),e.barActor=en.newInstance(),e.barActor.setMapper(e.barMapper),e.tmPolyData=nn.newInstance(),e.tmMapper=Cn.newInstance(),e.tmMapper.setInputData(e.tmPolyData),e.tmTexture=ps.newInstance({resizable:!0}),e.tmTexture.setInterpolate(!1),e.tmActor=en.newInstance({parentProp:t}),e.tmActor.setMapper(e.tmMapper),e.tmActor.addTexture(e.tmTexture),e.barPosition=[0,0],e.barSize=[0,0],e.boxPosition=[.88,-.92],e.boxSize=[.1,1.1],e.lastTickBounds=[],o_(t,e)},"vtkScalarBarActorHelper");function u_(t,e){e.classHierarchy.push("vtkScalarBarActor"),t.setTickTextStyle=n=>{e.tickTextStyle={...e.tickTextStyle,...n},t.modified()},t.setAxisTextStyle=n=>{e.axisTextStyle={...e.axisTextStyle,...n},t.modified()},t.resetAutoLayoutToDefault=()=>{t.setAutoLayout(ng(t,e))},t.resetGenerateTicksToDefault=()=>{t.setGenerateTicks(rg())}}function f_(t){return{automated:!0,autoLayout:null,axisLabel:"Scalar Value",barPosition:[0,0],barSize:[0,0],boxPosition:[.88,-.92],boxSize:[.1,1.1],scalarToColors:null,axisTitlePixelOffset:36,axisTextStyle:{fontColor:"white",fontStyle:"normal",fontSize:18,fontFamily:"serif"},tickLabelPixelOffset:14,tickTextStyle:{fontColor:"white",fontStyle:"normal",fontSize:14,fontFamily:"serif"},generateTicks:null,drawNanAnnotation:!0,drawBelowRangeSwatch:!0,drawAboveRangeSwatch:!0,...t}}function ag(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,f_(n)),e.autoLayout||(e.autoLayout=ng(t,e)),e.generateTicks||(e.generateTicks=rg()),en.extend(t,e,n),t.getProperty().setDiffuse(0),t.getProperty().setAmbient(1),E.setGet(t,e,["automated","autoLayout","axisTitlePixelOffset","axisLabel","scalarsToColors","tickLabelPixelOffset","generateTicks","drawNanAnnotation","drawBelowRangeSwatch","drawAboveRangeSwatch"]),E.get(t,e,["axisTextStyle","tickTextStyle"]),E.getArray(t,e,["barPosition","barSize","boxPosition","boxSize"]),E.setArray(t,e,["barPosition","barSize","boxPosition","boxSize"],2),u_(t,e)}const l_=E.newInstance(ag,"vtkScalarBarActor");var uo={newInstance:l_,extend:ag,newScalarBarActorHelper:c_};function g_(t,e){e.classHierarchy.push("vtkOpenGLScalarBarActor"),t.buildPass=n=>{n&&(e._openGLRenderer=t.getFirstAncestorOfType("vtkOpenGLRenderer"),e._openGLRenderWindow=e._openGLRenderer.getParent(),e.scalarBarActorHelper.getRenderable()||e.scalarBarActorHelper.setRenderable(e.renderable),t.prepareNodes(),t.addMissingNode(e.scalarBarActorHelper.getBarActor()),t.addMissingNode(e.scalarBarActorHelper.getTmActor()),t.removeUnusedNodes())},t.opaquePass=(n,r)=>{if(n){const a=e._openGLRenderer?e._openGLRenderer.getRenderable().getActiveCamera():null,s=e._openGLRenderer.getTiledSizeAndOrigin();e.scalarBarActorHelper.updateAPISpecificData([s.usize,s.vsize],a,e._openGLRenderWindow.getRenderable())}}}const p_={};function h_(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,p_,n),Be.extend(t,e,n),e.scalarBarActorHelper=uo.newScalarBarActorHelper(),g_(t,e)}const d_=Ee(h_,"vtkOpenGLScalarBarActor");Ft("vtkScalarBarActor",d_);const{vtkErrorMacro:mc}=Pt;function v_(t,e){e.classHierarchy.push("vtkOpenGLSkybox"),t.buildPass=n=>{if(n){e._openGLRenderer=t.getFirstAncestorOfType("vtkOpenGLRenderer"),e._openGLRenderWindow=e._openGLRenderer.getParent(),e.context=e._openGLRenderWindow.getContext(),e.tris.setOpenGLRenderWindow(e._openGLRenderWindow),e.openGLTexture.setOpenGLRenderWindow(e._openGLRenderWindow);const r=e._openGLRenderer.getRenderable();e.openGLCamera=e._openGLRenderer.getViewNodeFor(r.getActiveCamera())}},t.queryPass=(n,r)=>{if(n){if(!e.renderable||!e.renderable.getVisibility())return;r.incrementOpaqueActorCount()}},t.opaquePass=(n,r)=>{if(n&&!e._openGLRenderer.getSelector()){t.updateBufferObjects(),e.context.depthMask(!0),e._openGLRenderWindow.getShaderCache().readyShaderProgram(e.tris.getProgram()),e.openGLTexture.render(e._openGLRenderWindow);const a=e.openGLTexture.getTextureUnit();e.tris.getProgram().setUniformi("sbtexture",a);const s=e._openGLRenderer.getRenderable(),i=e.openGLCamera.getKeyMatrices(s),o=new Float64Array(16);if(ut(o,i.wcpc),e.tris.getProgram().setUniformMatrix("IMCPCMatrix",o),e.lastFormat==="box"){const u=s.getActiveCamera().getPosition();e.tris.getProgram().setUniform3f("camPos",u[0],u[1],u[2])}e.tris.getVAO().bind(),e.context.drawArrays(e.context.TRIANGLES,0,e.tris.getCABO().getElementCount()),e.tris.getVAO().release(),e.openGLTexture.deactivate()}},t.updateBufferObjects=()=>{if(!e.tris.getCABO().getElementCount()){const r=new Float32Array(12);for(let o=0;o<4;o++)r[o*3]=o%2*2-1,r[o*3+1]=o>1?1:-1,r[o*3+2]=1;const a=Se.newInstance({numberOfComponents:3,values:r});a.setName("points");const s=new Uint16Array(8);s[0]=3,s[1]=0,s[2]=1,s[3]=3,s[4]=3,s[5]=0,s[6]=3,s[7]=2;const i=Se.newInstance({numberOfComponents:1,values:s});e.tris.getCABO().createVBO(i,"polys",rt.SURFACE,{points:a,cellOffset:0})}e.renderable.getFormat()!==e.lastFormat&&(e.lastFormat=e.renderable.getFormat(),e.lastFormat==="box"&&e.tris.setProgram(e._openGLRenderWindow.getShaderCache().readyShaderProgramArray(`//VTK::System::Dec
             attribute vec3 vertexMC;
             uniform mat4 IMCPCMatrix;
             varying vec3 TexCoords;
             void main () {
              gl_Position = vec4(vertexMC.xyz, 1.0);
              vec4 wpos = IMCPCMatrix * gl_Position;
              TexCoords = wpos.xyz/wpos.w;
             }`,`//VTK::System::Dec
             //VTK::Output::Dec
             varying vec3 TexCoords;
             uniform samplerCube sbtexture;
             uniform vec3 camPos;
             void main () {
               // skybox looks from inside out
               // which means we have to adjust
               // our tcoords. Otherwise text would
               // be flipped
               vec3 tc = normalize(TexCoords - camPos);
               if (abs(tc.z) < max(abs(tc.x),abs(tc.y)))
               {
                 tc = vec3(1.0, 1.0, -1.0) * tc;
               }
               else
               {
                 tc = vec3(-1.0, 1.0, 1.0) * tc;
               }
               gl_FragData[0] = textureCube(sbtexture, tc);
             }`,"")),e.lastFormat==="background"&&e.tris.setProgram(e._openGLRenderWindow.getShaderCache().readyShaderProgramArray(`//VTK::System::Dec
             attribute vec3 vertexMC;
             uniform mat4 IMCPCMatrix;
             varying vec2 TexCoords;
             void main () {
              gl_Position = vec4(vertexMC.xyz, 1.0);
              vec4 wpos = IMCPCMatrix * gl_Position;
              TexCoords = vec2(vertexMC.x, vertexMC.y)*0.5 + 0.5;
             }`,`//VTK::System::Dec
             //VTK::Output::Dec
             varying vec2 TexCoords;
             uniform sampler2D sbtexture;
             void main () {
               gl_FragData[0] = texture2D(sbtexture, TexCoords);
             }`,"")),e.tris.getShaderSourceTime().modified(),e.tris.getVAO().bind(),e.tris.getVAO().addAttributeArray(e.tris.getProgram(),e.tris.getCABO(),"vertexMC",e.tris.getCABO().getVertexOffset(),e.tris.getCABO().getStride(),e.context.FLOAT,3,e.context.FALSE)||mc("Error setting vertexMC in shader VAO."));const n=e.renderable.getTextures();n.length||mc("vtkSkybox requires a texture map"),e.openGLTexture.getRenderable()!==n[0]&&(e.openGLTexture.releaseGraphicsResources(e._openGLRenderWindow),e.openGLTexture.setRenderable(n[0]))}}const y_={context:null};function T_(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,y_,n),Be.extend(t,e,n),e.openGLTexture=Wn.newInstance(),e.tris=wr.newInstance(),e.keyMatrixTime={},Pe(e.keyMatrixTime,{mtime:0}),e.keyMatrices={normalMatrix:Kn(new Float64Array(9)),mcwc:le(new Float64Array(16))},ze(t,e,["context"]),st(t,e,["activeTextures"]),v_(t,e)}const x_=Ee(T_);Ft("vtkSkybox",x_);const{vtkDebugMacro:S_}=Pt;function C_(t,e){e.classHierarchy.push("vtkOpenGLPixelSpaceCallbackMapper"),t.opaquePass=(n,r)=>{e._openGLRenderer=t.getFirstAncestorOfType("vtkOpenGLRenderer"),e._openGLRenderWindow=e._openGLRenderer.getParent();const a=e._openGLRenderer.getAspectRatio(),s=e._openGLRenderer?e._openGLRenderer.getRenderable().getActiveCamera():null,i=e._openGLRenderer.getTiledSizeAndOrigin();let o=null;if(e.renderable.getUseZValues()){const u=r.getZBufferTexture(),c=Math.floor(u.getWidth()),f=Math.floor(u.getHeight()),l=e._openGLRenderWindow.getContext();u.bind();const g=r.getFramebuffer();g?g.saveCurrentBindingsAndBuffers():S_("No framebuffer to save/restore");const p=l.createFramebuffer();l.bindFramebuffer(l.FRAMEBUFFER,p),l.framebufferTexture2D(l.FRAMEBUFFER,l.COLOR_ATTACHMENT0,l.TEXTURE_2D,u.getHandle(),0),l.checkFramebufferStatus(l.FRAMEBUFFER)===l.FRAMEBUFFER_COMPLETE&&(o=new Uint8Array(c*f*4),l.viewport(0,0,c,f),l.readPixels(0,0,c,f,l.RGBA,l.UNSIGNED_BYTE,o)),g&&g.restorePreviousBindingsAndBuffers(),l.deleteFramebuffer(p)}e.renderable.invokeCallback(e.renderable.getInputData(),s,a,i,o)},t.queryPass=(n,r)=>{n&&e.renderable.getUseZValues()&&r.requestDepth()}}const w_={};function E_(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,w_,n),Be.extend(t,e,n),C_(t,e)}const __=Ee(E_,"vtkOpenGLPixelSpaceCallbackMapper");Ft("vtkPixelSpaceCallbackMapper",__);const sg=Object.create(null);function rn(t,e){sg[t]=e}function R_(t,e){e.classHierarchy.push("vtkWebGPUViewNodeFactory")}const O_={};function ig(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,O_,n),e.overrides=sg,xf.extend(t,e,n),R_(t,e)}const D_=E.newInstance(ig,"vtkWebGPUViewNodeFactory");var M_={newInstance:D_,extend:ig};function V_(t,e){e.classHierarchy.push("vtkWebGPUCamera"),t.getProjectionMatrix=(n,r,a,s)=>{if(le(n),e.renderable.getParallelProjection()){const i=e.renderable.getParallelScale(),o=i*r,u=i,c=(s[0]-1)*o,f=(s[0]+1)*o,l=(s[1]-1)*u,g=(s[1]+1)*u,p=1/(f-c),T=1/(g-l);n[0]=2*p,n[5]=2*T,n[10]=1/(a[1]-a[0]),n[12]=(f+c)*p,n[13]=(g+l)*T,n[14]=a[1]/(a[1]-a[0])}else{const i=Math.tan(Math.PI*e.renderable.getViewAngle()/360);let o,u;e.renderable.getUseHorizontalViewAngle()===!0?(o=a[0]*i,u=a[0]*i/r):(o=a[0]*i*r,u=a[0]*i);const c=(s[0]-1)*o,f=(s[0]+1)*o,l=(s[1]-1)*u,g=(s[1]+1)*u;n[0]=2*a[0]/(f-c),n[5]=2*a[0]/(g-l),n[12]=(c+f)/(f-c),n[13]=(l+g)/(g-l),n[10]=0,n[14]=a[0],n[11]=-1,n[15]=0}},t.convertToOpenGLDepth=n=>{if(e.renderable.getParallelProjection())return 1-n;const r=e.renderable.getClippingRangeByReference();let a=-r[0]/n;return a=(r[0]+r[1])/(r[1]-r[0])+2*r[0]*r[1]/(a*(r[1]-r[0])),.5*a+.5},t.getKeyMatrices=n=>{const r=n.getRenderable(),a=n.getParent();if(Math.max(a.getMTime(),t.getMTime(),r.getMTime(),e.renderable.getMTime(),n.getStabilizedTime())>e.keyMatrixTime.getMTime()){const s=e.renderable.getViewMatrix();qe(e.keyMatrices.normalMatrix,s),e.keyMatrices.normalMatrix[3]=0,e.keyMatrices.normalMatrix[7]=0,e.keyMatrices.normalMatrix[11]=0,ut(e.keyMatrices.normalMatrix,e.keyMatrices.normalMatrix),Oe(e.keyMatrices.wcvc,s);const i=n.getStabilizedCenterByReference();Ge(e.keyMatrices.scvc,e.keyMatrices.wcvc,i);const o=n.getAspectRatio(),u=e.renderable.getClippingRangeByReference();t.getProjectionMatrix(e.keyMatrices.vcpc,o,u,e.renderable.getWindowCenterByReference()),at(e.keyMatrices.scpc,e.keyMatrices.vcpc,e.keyMatrices.scvc),ut(e.keyMatrices.pcsc,e.keyMatrices.scpc),e.keyMatrixTime.modified()}return e.keyMatrices}}const m_={keyMatrixTime:null,keyMatrices:null};function L_(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,m_,n),Be.extend(t,e,n),e.keyMatrixTime={},E.obj(e.keyMatrixTime),e.keyMatrices={normalMatrix:new Float64Array(16),vcpc:new Float64Array(16),pcsc:new Float64Array(16),wcvc:new Float64Array(16),scpc:new Float64Array(16),scvc:new Float64Array(16)},E.setGet(t,e,["keyMatrixTime"]),V_(t,e)}const B_=E.newInstance(L_);rn("vtkCamera",B_);function k_(t,e){e.classHierarchy.push("vtkWebGPUBindGroup"),t.setBindables=n=>{if(e.bindables.length===n.length){let r=!0;for(let a=0;a<e.bindables.length;a++)e.bindables[a]!==n[a]&&(r=!1);if(r)return}e.bindables=n,t.modified()},t.getBindGroupLayout=n=>{const r=[];for(let a=0;a<e.bindables.length;a++){const s=e.bindables[a].getBindGroupLayoutEntry();s.binding=a,r.push(s)}return n.getBindGroupLayout({entries:r})},t.getBindGroup=n=>{let r=t.getMTime();for(let s=0;s<e.bindables.length;s++){const i=e.bindables[s].getBindGroupTime().getMTime();r=i>r?i:r}if(r<e.bindGroupTime.getMTime())return e.bindGroup;const a=[];for(let 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//VTK::Renderer::Dec

//VTK::Color::Dec

//VTK::Normal::Dec

//VTK::TCoord::Dec

//VTK::Select::Dec

//VTK::Mapper::Dec

//VTK::IOStructs::Dec

@vertex
fn main(
//VTK::IOStructs::Input
)
//VTK::IOStructs::Output
{
  var output : vertexOutput;

  // var vertex: vec4<f32> = vertexBC;

  //VTK::Color::Impl

  //VTK::Normal::Impl

  //VTK::TCoord::Impl

  //VTK::Select::Impl

  //VTK::Position::Impl

  return output;
}
`,fR=`
//VTK::Renderer::Dec

//VTK::Color::Dec

//VTK::Normal::Dec

//VTK::TCoord::Dec

//VTK::Select::Dec

//VTK::RenderEncoder::Dec

//VTK::Mapper::Dec

//VTK::IOStructs::Dec

@fragment
fn main(
//VTK::IOStructs::Input
)
//VTK::IOStructs::Output
{
  var output : fragmentOutput;

  //VTK::Color::Impl

  //VTK::Normal::Impl

  //VTK::Light::Impl

  //VTK::TCoord::Impl

  //VTK::Select::Impl

  // var computedColor:vec4<f32> = vec4<f32>(1.0,0.5,0.5,1.0);

  //VTK::RenderEncoder::Impl
  return output;
}
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a=e.vertexInput.getIndexBuffer();a?n.drawIndexed(a.getIndexCount(),e.numberOfInstances,0,0,0):n.draw(e.numberOfVertices,e.numberOfInstances,0,0)},t.getBindables=()=>{const n=[...e.additionalBindables];e.UBO&&n.push(e.UBO),e.SSBO&&n.push(e.SSBO);for(let r=0;r<e.textureViews.length;r++){n.push(e.textureViews[r]);const a=e.textureViews[r].getSampler();a&&n.push(a)}return n},t.updatePipeline=()=>{t.computePipelineHash(),e.pipeline=e.device.getPipeline(e.pipelineHash),e.pipeline||(e.pipeline=X_.newInstance(),e.pipeline.setDevice(e.device),e.WebGPURenderer&&e.pipeline.addBindGroupLayout(e.WebGPURenderer.getBindGroup()),e.pipeline.addBindGroupLayout(e.bindGroup),t.generateShaderDescriptions(e.pipelineHash,e.pipeline,e.vertexInput),e.pipeline.setTopology(e.topology),e.pipeline.setRenderEncoder(e.renderEncoder),e.pipeline.setVertexState(e.vertexInput.getVertexInputInformation()),e.device.createPipeline(e.pipelineHash,e.pipeline))}}const gR={additionalBindables:void 0,bindGroup:null,device:null,fragmentShaderTemplate:null,numberOfInstances:1,numberOfVertices:0,pipelineHash:null,shaderReplacements:null,SSBO:null,textureViews:null,topology:"triangle-list",UBO:null,vertexShaderTemplate:null,WebGPURenderer:null};function hg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,gR,n),Be.extend(t,e,n),e.textureViews=[],e.vertexInput=cR.newInstance(),e.bindGroup=cg.newInstance({label:"mapperBG"}),e.additionalBindables=[],e.fragmentShaderTemplate=e.fragmentShaderTemplate||fR,e.vertexShaderTemplate=e.vertexShaderTemplate||uR,e.shaderReplacements=new Map,E.get(t,e,["pipeline","vertexInput"]),E.setGet(t,e,["additionalBindables","device","fragmentShaderTemplate","interpolate","numberOfInstances","numberOfVertices","pipelineHash","shaderReplacements","SSBO","textureViews","topology","UBO","vertexShaderTemplate","WebGPURenderer"]),lR(t,e)}const pR=E.newInstance(hg,"vtkWebGPUSimpleMapper");var fo={newInstance:pR,extend:hg};function hR(t,e){e.classHierarchy.push("vtkWebGPUFullScreenQuad"),t.replaceShaderPosition=(n,r,a)=>{const s=r.getShaderDescription("vertex");s.addBuiltinOutput("vec4<f32>","@builtin(position) Position"),s.addOutput("vec4<f32>","vertexVC");let i=s.getCode();i=ie.substitute(i,"//VTK::Position::Impl",["output.tcoordVS = vec2<f32>(vertexBC.x * 0.5 + 0.5, 1.0 - vertexBC.y * 0.5 - 0.5);","output.Position = vec4<f32>(vertexBC, 1.0);","output.vertexVC = vec4<f32>(vertexBC, 1);"]).result,s.setCode(i)},e.shaderReplacements.set("replaceShaderPosition",t.replaceShaderPosition),t.updateBuffers=()=>{const n=e.device.getBufferManager().getFullScreenQuadBuffer();e.vertexInput.addBuffer(n,["vertexBC"]),e.numberOfVertices=6}}const dR={};function dg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,dR,n),fo.extend(t,e,n),hR(t,e)}const vR=E.newInstance(dg,"vtkWebGPUFullScreenQuad");var hr={newInstance:vR,extend:dg};const yR={Verts:0,Lines:1,Triangles:2,Strips:3,LinesFromStrips:4,LinesFromTriangles:5,Points:6,UniformArray:7,PointArray:8,NormalsFromPoints:9,Texture:10,RawVertex:11,Storage:12,Index:13},TR={Start:0,Points:0,Lines:1,Triangles:2,TriangleStrips:3,TriangleEdges:4,TriangleStripEdges:5,End:6};var Zr={BufferUsage:yR,PrimitiveTypes:TR};const zs=["getMappedRange","mapAsync","unmap"];function xR(t,e,n,r){const a=r.byteLength,s=t.createBuffer({size:a,usage:GPUBufferUsage.COPY_SRC,mappedAtCreation:!0}),i=s.getMappedRange(0,a);new Uint8Array(i).set(new Uint8Array(r)),s.unmap();const o=t.createCommandEncoder();o.copyBufferToBuffer(s,0,e,n,a);const u=o.finish();t.queue.submit([u]),s.destroy()}function SR(t,e){e.classHierarchy.push("vtkWebGPUBuffer"),t.create=(n,r)=>{e.handle=e.device.getHandle().createBuffer({size:n,usage:r,label:e.label}),e.sizeInBytes=n,e.usage=r},t.write=n=>{xR(e.device.getHandle(),e.handle,0,n.buffer)},t.createAndWrite=(n,r)=>{e.handle=e.device.getHandle().createBuffer({size:n.byteLength,usage:r,mappedAtCreation:!0,label:e.label}),e.sizeInBytes=n.byteLength,e.usage=r,new Uint8Array(e.handle.getMappedRange()).set(new Uint8Array(n.buffer)),e.handle.unmap()};for(let n=0;n<zs.length;n++)t[zs[n]]=function(){return e.handle[zs[n]](...arguments)}}const CR={device:null,handle:null,sizeInBytes:0,strideInBytes:0,arrayInformation:null,usage:null,label:null,sourceTime:null};function vg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,CR,n),E.obj(t,e),E.get(t,e,["handle","sizeInBytes","usage"]),E.setGet(t,e,["strideInBytes","device","arrayInformation","label","sourceTime"]),SR(t,e)}const wR=E.newInstance(vg);var dr={newInstance:wR,extend:vg,...Zr};const{Representation:kc}=Cr,{PrimitiveTypes:vn}=Zr;class ER{constructor(){this.keys=new Uint32Array(10),this.values=new Uint32Array(10),this.count=0}clear(){this.count=0}has(e){for(let n=0;n<this.count;n++)if(this.keys[n]===e)return!0}get(e){for(let n=0;n<this.count;n++)if(this.keys[n]===e)return this.values[n]}set(e,n){this.count<9&&(this.keys[this.count]=e,this.values[this.count++]=n)}}function _R(t){switch(t){case vn.Points:return"points";case vn.Lines:return"lines";case vn.Triangles:case vn.TriangleEdges:return"polys";case vn.TriangleStripEdges:case vn.TriangleStrips:return"strips";default:return""}}function Ta(t,e,n){let r=t.pointIdToFlatId[e];return r<0&&(r=t.flatId,t.pointIdToFlatId[e]=r,t.flatIdToPointId[t.flatId]=e,t.flatIdToCellId[t.flatId]=n,t.flatId++),r}function RR(t,e,n){const r=t.length;for(let i=0;i<r;i++){let o=t[i];if(n.cellProvokedMap.has(o)){n.ibo[n.iboId++]=n.cellProvokedMap.get(o);for(let u=i+1;u<i+r;u++){o=t[u%r];const c=Ta(n,o,e);n.ibo[n.iboId++]=c}return}}for(let i=0;i<r;i++){let o=t[i];if(!n.provokedPointIds[o]){let u=Ta(n,o,e);n.provokedPointIds[o]=1,n.cellProvokedMap.set(o,u),n.flatIdToCellId[u]=e,n.ibo[n.iboId++]=u;for(let c=i+1;c<i+r;c++)o=t[c%r],u=Ta(n,o,e),n.ibo[n.iboId++]=u;return}}let a=t[0],s=n.flatId;n.cellProvokedMap.set(a,s),n.flatIdToPointId[n.flatId]=a,n.flatIdToCellId[n.flatId]=e,n.flatId++,n.ibo[n.iboId++]=s;for(let i=1;i<r;i++)a=t[i],s=Ta(n,a,e),n.ibo[n.iboId++]=s}function OR(t,e,n){const r=t.length;n.iboSize+=r;for(let a=0;a<r;a++){const s=t[a];if(n.cellProvokedMap.has(s))return}for(let a=0;a<r;a++){const s=t[a];if(!n.provokedPointIds[s]){n.provokedPointIds[s]=1,n.cellProvokedMap.set(s,1);return}}n.cellProvokedMap.set(t[0],1),n.extraPoints++}let qt;const Fc=new Uint32Array(1),ht=new Uint32Array(2),fn=new Uint32Array(3),As={anythingToPoints(t,e,n,r,a){for(let s=0;s<t;++s)Fc[0]=e[n+s],qt(Fc,r,a)},linesToWireframe(t,e,n,r,a){for(let s=0;s<t-1;++s)ht[0]=e[n+s],ht[1]=e[n+s+1],qt(ht,r,a)},polysToWireframe(t,e,n,r,a){if(t>2)for(let s=0;s<t;++s)ht[0]=e[n+s],ht[1]=e[n+(s+1)%t],qt(ht,r,a)},stripsToWireframe(t,e,n,r,a){if(t>2){for(let s=0;s<t-1;++s)ht[0]=e[n+s],ht[1]=e[n+s+1],qt(ht,r,a);for(let s=0;s<t-2;s++)ht[0]=e[n+s],ht[1]=e[n+s+2],qt(ht,r,a)}},polysToSurface(t,e,n,r,a){for(let s=0;s<t-2;s++)fn[0]=e[n],fn[1]=e[n+s+1],fn[2]=e[n+s+2],qt(fn,r,a)},stripsToSurface(t,e,n,r,a){for(let s=0;s<t-2;s++)fn[0]=e[n+s],fn[1]=e[n+s+1+s%2],fn[2]=e[n+s+1+(s+1)%2],qt(fn,r,a)}};function DR(t,e){e.classHierarchy.push("vtkWebGPUIndexBuffer"),t.buildIndexBuffer=n=>{const r=n.cells,a=n.primitiveType,s=n.representation,i=n.cellOffset,o=r.getData(),u=o.length,c=_R(a),f=n.numberOfPoints,l={provokedPointIds:new Uint8Array(f),extraPoints:0,iboSize:0,flatId:0,iboId:0,cellProvokedMap:new ER};let g=null;s===kc.POINTS||a===vn.Points?g=As.anythingToPoints:s===kc.WIREFRAME||a===vn.Lines?g=As[`${c}ToWireframe`]:g=As[`${c}ToSurface`],qt=OR;let p=i||0;for(let T=0;T<u;)l.cellProvokedMap.clear(),g(o[T],o,T+1,p,l),T+=o[T]+1,p++;f<=65535?l.flatIdToPointId=new Uint16Array(f+l.extraPoints):l.flatIdToPointId=new Uint32Array(f+l.extraPoints),f+l.extraPoints<36863?l.pointIdToFlatId=new Int16Array(f):l.pointIdToFlatId=new Int32Array(f),f+l.extraPoints<=65535?(l.ibo=new Uint16Array(l.iboSize),n.format="uint16"):(l.ibo=new Uint32Array(l.iboSize),n.format="uint32"),p<=65535?l.flatIdToCellId=new Uint16Array(f+l.extraPoints):l.flatIdToCellId=new Uint32Array(f+l.extraPoints),l.pointIdToFlatId.fill(-1),l.provokedPointIds.fill(0),qt=RR,p=i||0;for(let T=0;T<u;)l.cellProvokedMap.clear(),g(o[T],o,T+1,p,l),T+=o[T]+1,p++;delete l.provokedPointIds,delete l.pointIdToFlatId,n.nativeArray=l.ibo,e.flatIdToPointId=l.flatIdToPointId,e.flatIdToCellId=l.flatIdToCellId,e.flatSize=l.flatId,e.indexCount=l.iboId}}const MR={flatIdToPointId:null,flatIdToCellId:null,flatSize:0,indexCount:0};function yg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,MR,n),dr.extend(t,e,n),E.setGet(t,e,["flatIdToPointId","flatIdToCellId","flatSize","indexCount"]),DR(t,e)}const VR=E.newInstance(yg);var mR={newInstance:VR,extend:yg,...Zr};const{BufferUsage:ln}=Zr,{vtkErrorMacro:LR}=Pt,{VtkDataTypes:mn}=Se,BR={};function kR(t){let e;switch(t.getDataType()){case mn.UNSIGNED_CHAR:e="uint8";break;case mn.FLOAT:e="float32";break;case mn.UNSIGNED_INT:e="uint32";break;case mn.INT:e="sint32";break;case mn.DOUBLE:e="float32";break;case mn.UNSIGNED_SHORT:e="uint16";break;case mn.SHORT:e="sin16";break;default:e="float32";break}switch(t.getNumberOfComponents()){case 2:e+="x2";break;case 3:e.includes("32")||LR(`unsupported x3 type for ${e}`),e+="x3";break;case 4:e+="x4";break}return e}function Uc(t,e,n,r,a){const s={},i=t.getFlatSize();if(!i)return s;let o=[0,0,0,0];a.shift&&(a.shift.length?o=a.shift:o.fill(a.shift));let u=[1,1,1,1];a.scale&&(a.scale.length?u=a.scale:u.fill(a.scale));const c=Object.prototype.hasOwnProperty.call(a,"packExtra")?a.packExtra:!1;let f,l=0;const g=n+(c?1:0),p=Tr(r,i*g);let T=t.getFlatIdToPointId();a.cellData&&(T=t.getFlatIdToCellId()),n===1?f=function(d){p[l++]=u[0]*e[d]+o[0]}:n===2?f=function(d){p[l++]=u[0]*e[d]+o[0],p[l++]=u[1]*e[d+1]+o[1]}:n===3&&!c?f=function(d){p[l++]=u[0]*e[d]+o[0],p[l++]=u[1]*e[d+1]+o[1],p[l++]=u[2]*e[d+2]+o[2]}:n===3&&c?f=function(d){p[l++]=u[0]*e[d]+o[0],p[l++]=u[1]*e[d+1]+o[1],p[l++]=u[2]*e[d+2]+o[2],p[l++]=u[3]*1+o[3]}:n===4&&(f=function(d){p[l++]=u[0]*e[d]+o[0],p[l++]=u[1]*e[d+1]+o[1],p[l++]=u[2]*e[d+2]+o[2],p[l++]=u[3]*e[d+3]+o[3]});for(let h=0;h<i;h++){const d=n*T[h];f(d)}return s.nativeArray=p,s}function FR(t,e,n,r){const a=[t[r*3]-t[n*3],t[r*3+1]-t[n*3+1],t[r*3+2]-t[n*3+2]],s=[t[e*3]-t[n*3],t[e*3+1]-t[n*3+1],t[e*3+2]-t[n*3+2]],i=[];return Hr(a,s,i),jr(i),i}function UR(t,e){const n=e.getData(),r=t.getData();if(!r||!n)return null;const a=new Int8Array(t.getNumberOfCells()*4),s=r.length;let i=0;for(let o=0;o<s;){const u=FR(n,r[o+1],r[o+2],r[o+3]);a[i++]=127*u[0],a[i++]=127*u[1],a[i++]=127*u[2],a[i++]=127,o+=r[o]+1}return a}function NR(t,e){e.classHierarchy.push("vtkWebGPUBufferManager");function n(r){r.dataArray&&!r.nativeArray&&(r.nativeArray=r.dataArray.getData());let a,s;if(r.usage===ln.Index&&(a=mR.newInstance({label:r.label}),a.setDevice(e.device),s=GPUBufferUsage.INDEX|GPUBufferUsage.COPY_DST,a.buildIndexBuffer(r),a.createAndWrite(r.nativeArray,s),a.setArrayInformation([{format:r.format}])),a||(a=dr.newInstance({label:r.label}),a.setDevice(e.device)),r.usage===ln.UniformArray&&(s=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,a.createAndWrite(r.nativeArray,s)),r.usage===ln.Storage&&(s=GPUBufferUsage.STORAGE|GPUBufferUsage.COPY_DST,a.createAndWrite(r.nativeArray,s)),r.usage===ln.Texture&&(s=GPUBufferUsage.COPY_SRC,a.createAndWrite(r.nativeArray,s)),r.usage===ln.PointArray){s=GPUBufferUsage.VERTEX;const i=Ke.getNativeTypeFromBufferFormat(r.format),o=Uc(r.indexBuffer,r.dataArray.getData(),r.dataArray.getNumberOfComponents(),i,{packExtra:r.packExtra,shift:r.shift,scale:r.scale,cellData:r.cellData,cellOffset:r.cellOffset});a.createAndWrite(o.nativeArray,s),a.setStrideInBytes(Ke.getByteStrideFromBufferFormat(r.format)),a.setArrayInformation([{offset:0,format:r.format,interpolation:r.cellData?"flat":"perspective"}])}if(r.usage===ln.NormalsFromPoints){s=GPUBufferUsage.VERTEX;const i=Ke.getNativeTypeFromBufferFormat(r.format),o=UR(r.cells,r.dataArray),u=Uc(r.indexBuffer,o,4,i,{cellData:!0});a.createAndWrite(u.nativeArray,s),a.setStrideInBytes(Ke.getByteStrideFromBufferFormat(r.format)),a.setArrayInformation([{offset:0,format:r.format,interpolation:"flat"}])}return r.usage===ln.RawVertex&&(s=GPUBufferUsage.VERTEX,a.createAndWrite(r.nativeArray,s),a.setStrideInBytes(Ke.getByteStrideFromBufferFormat(r.format)),a.setArrayInformation([{offset:0,format:r.format}])),a.setSourceTime(r.time),a}t.hasBuffer=r=>e.device.hasCachedObject(r),t.getBuffer=r=>r.hash?e.device.getCachedObject(r.hash,n,r):n(r),t.getBufferForPointArray=(r,a)=>{const s=kR(r),i={hash:`${r.getMTime()}I${a.getMTime()}${s}`,usage:ln.PointArray,format:s,dataArray:r,indexBuffer:a};return t.getBuffer(i)},t.getFullScreenQuadBuffer=()=>{if(e.fullScreenQuadBuffer)return e.fullScreenQuadBuffer;e.fullScreenQuadBuffer=dr.newInstance(),e.fullScreenQuadBuffer.setDevice(e.device);const r=new Float32Array([-1,-1,0,1,-1,0,1,1,0,-1,-1,0,1,1,0,-1,1,0]);return e.fullScreenQuadBuffer.createAndWrite(r,GPUBufferUsage.VERTEX),e.fullScreenQuadBuffer.setStrideInBytes(12),e.fullScreenQuadBuffer.setArrayInformation([{offset:0,format:"float32x3"}]),e.fullScreenQuadBuffer}}const bR={device:null,fullScreenQuadBuffer:null};function Tg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,bR,n),Pe(t,e),ze(t,e,["device"]),NR(t,e)}const GR=Ee(Tg);var wn={newInstance:GR,extend:Tg,...BR,...Zr};const{BufferUsage:$R}=wn,{vtkErrorMacro:Zn}=E;function WR(t,e){e.classHierarchy.push("vtkWebGPUStorageBuffer"),t.addEntry=(n,r)=>{if(e._bufferEntryNames.has(n)){Zn(`entry named ${n} already exists`);return}e._bufferEntryNames.set(n,e.bufferEntries.length);const a=Ke.getByteStrideFromShaderFormat(r);e.bufferEntries.push({name:n,type:r,sizeInBytes:a,offset:e.sizeInBytes,nativeType:Ke.getNativeTypeFromShaderFormat(r)}),e.sizeInBytes+=a},t.send=n=>{if(!e._buffer){const r={nativeArray:e.Float32Array,usage:$R.Storage,label:e.label};e._buffer=n.getBufferManager().getBuffer(r),e.bindGroupTime.modified(),e._sendTime.modified();return}n.getHandle().queue.writeBuffer(e._buffer.getHandle(),0,e.arrayBuffer,0,e.sizeInBytes*e.numberOfInstances),e._sendTime.modified()},t.createView=n=>{n in e||(e.arrayBuffer||(e.arrayBuffer=new ArrayBuffer(e.sizeInBytes*e.numberOfInstances)),e[n]=E.newTypedArray(n,e.arrayBuffer))},t.setValue=(n,r,a)=>{const s=e._bufferEntryNames.get(n);if(s===void 0){Zn(`entry named ${n} not found in UBO`);return}const i=e.bufferEntries[s];t.createView(i.nativeType);const o=e[i.nativeType];o[(i.offset+r*e.sizeInBytes)/o.BYTES_PER_ELEMENT]=a},t.setArray=(n,r,a)=>{const s=e._bufferEntryNames.get(n);if(s===void 0){Zn(`entry named ${n} not found in UBO`);return}const i=e.bufferEntries[s];t.createView(i.nativeType);const o=e[i.nativeType],u=(i.offset+r*e.sizeInBytes)/o.BYTES_PER_ELEMENT;for(let c=0;c<a.length;c++)o[u+c]=a[c]},t.setAllInstancesFromArray=(n,r)=>{const a=e._bufferEntryNames.get(n);if(a===void 0){Zn(`entry named ${n} not found in UBO`);return}const s=e.bufferEntries[a];t.createView(s.nativeType);const i=e[s.nativeType],o=r.length/e.numberOfInstances;for(let u=0;u<e.numberOfInstances;u++){const c=(s.offset+u*e.sizeInBytes)/i.BYTES_PER_ELEMENT;for(let f=0;f<o;f++)i[c+f]=r[u*o+f]}},t.setAllInstancesFromArrayColorToFloat=(n,r)=>{const a=e._bufferEntryNames.get(n);if(a===void 0){Zn(`entry named ${n} not found in UBO`);return}const s=e.bufferEntries[a];t.createView(s.nativeType);const i=e[s.nativeType],o=r.length/e.numberOfInstances;for(let u=0;u<e.numberOfInstances;u++){const c=(s.offset+u*e.sizeInBytes)/i.BYTES_PER_ELEMENT;for(let f=0;f<o;f++)i[c+f]=r[u*o+f]/255}},t.setAllInstancesFromArray3x3To4x4=(n,r)=>{const a=e._bufferEntryNames.get(n);if(a===void 0){Zn(`entry named ${n} not found in UBO`);return}const s=e.bufferEntries[a];t.createView(s.nativeType);const i=e[s.nativeType],o=9;for(let u=0;u<e.numberOfInstances;u++){const c=(s.offset+u*e.sizeInBytes)/i.BYTES_PER_ELEMENT;for(let f=0;f<3;f++)for(let l=0;l<3;l++)i[c+f*4+l]=r[u*o+f*3+l]}},t.getSendTime=()=>e._sendTime.getMTime(),t.getShaderCode=(n,r)=>{const a=[`struct ${e.label}StructEntry
{`];for(let s=0;s<e.bufferEntries.length;s++){const i=e.bufferEntries[s];a.push(`  ${i.name}: ${i.type},`)}return a.push(`
};
struct ${e.label}Struct
{
  values: array<${e.label}StructEntry>,
};
@binding(${n}) @group(${r}) var<storage, read> ${e.label}: ${e.label}Struct;
`),a.join(`
`)},t.getBindGroupEntry=()=>({resource:{buffer:e._buffer.getHandle()}}),t.clearData=()=>{e.numberOfInstances=0,e.sizeInBytes=0,e.bufferEntries=[],e._bufferEntryNames=new Map,e._buffer=null,delete e.arrayBuffer,delete e.Float32Array}}const zR={bufferEntries:null,bufferEntryNames:null,sizeInBytes:0,label:null,numberOfInstances:1};function xg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,zR,n),E.obj(t,e),e._bufferEntryNames=new Map,e.bufferEntries=[],e._sendTime={},E.obj(e._sendTime,{mtime:0}),e.bindGroupTime={},E.obj(e.bindGroupTime,{mtime:0}),e.bindGroupLayoutEntry=e.bindGroupLayoutEntry||{buffer:{type:"read-only-storage"}},E.get(t,e,["bindGroupTime"]),E.setGet(t,e,["device","bindGroupLayoutEntry","label","numberOfInstances","sizeInBytes"]),WR(t,e)}const AR=E.newInstance(xg,"vtkWebGPUStorageBuffer");var xi={newInstance:AR,extend:xg};const{BufferUsage:HR}=wn,{vtkErrorMacro:Hs}=E;function jR(t,e){e.classHierarchy.push("vtkWebGPUUniformBuffer"),t.addEntry=(n,r)=>{if(e._bufferEntryNames.has(n)){Hs(`entry named ${n} already exists`);return}e.sortDirty=!0,e._bufferEntryNames.set(n,e.bufferEntries.length),e.bufferEntries.push({name:n,type:r,sizeInBytes:Ke.getByteStrideFromShaderFormat(r),offset:-1,nativeType:Ke.getNativeTypeFromShaderFormat(r),packed:!1})},t.sortBufferEntries=()=>{if(!e.sortDirty)return;let n=0;const r=[];let a=4;for(let s=0;s<e.bufferEntries.length;s++){const i=e.bufferEntries[s];i.sizeInBytes%16===0&&(a=Math.max(16,a)),i.sizeInBytes%8===0&&(a=Math.max(8,a))}for(let s=0;s<e.bufferEntries.length;s++){const i=e.bufferEntries[s];i.packed===!1&&i.sizeInBytes%16===0&&(i.packed=!0,i.offset=n,r.push(i),n+=i.sizeInBytes)}for(let s=0;s<e.bufferEntries.length;s++){const i=e.bufferEntries[s];if(i.packed===!1&&i.sizeInBytes===12)for(let o=0;o<e.bufferEntries.length;o++){const u=e.bufferEntries[o];if(u.packed===!1&&u.sizeInBytes===4){i.packed=!0,i.offset=n,r.push(i),n+=i.sizeInBytes,u.packed=!0,u.offset=n,r.push(u),n+=u.sizeInBytes;break}}}for(let s=0;s<e.bufferEntries.length;s++){const i=e.bufferEntries[s];if(!i.packed&&i.sizeInBytes%8===0)for(let o=s+1;o<e.bufferEntries.length;o++){const u=e.bufferEntries[o];if(!u.packed&&u.sizeInBytes%8===0){i.packed=!0,i.offset=n,r.push(i),n+=i.sizeInBytes,u.packed=!0,u.offset=n,r.push(u),n+=u.sizeInBytes;break}}}for(let s=0;s<e.bufferEntries.length;s++){const i=e.bufferEntries[s];if(!i.packed&&i.sizeInBytes%8===0){let o=!1;for(let u=0;!o&&u<e.bufferEntries.length;u++){const c=e.bufferEntries[u];if(!c.packed&&c.sizeInBytes===4)for(let f=u+1;f<e.bufferEntries.length;f++){const l=e.bufferEntries[f];if(!l.packed&&l.sizeInBytes===4){i.packed=!0,i.offset=n,r.push(i),n+=i.sizeInBytes,c.packed=!0,c.offset=n,r.push(c),n+=c.sizeInBytes,l.packed=!0,l.offset=n,r.push(l),n+=l.sizeInBytes,o=!0;break}}}}}for(let s=0;s<e.bufferEntries.length;s++){const i=e.bufferEntries[s];!i.packed&&i.sizeInBytes>4&&(i.packed=!0,i.offset=n,r.push(i),n+=i.sizeInBytes)}for(let s=0;s<e.bufferEntries.length;s++){const i=e.bufferEntries[s];i.packed||(i.packed=!0,i.offset=n,r.push(i),n+=i.sizeInBytes)}e.bufferEntries=r,e._bufferEntryNames.clear();for(let s=0;s<e.bufferEntries.length;s++)e._bufferEntryNames.set(e.bufferEntries[s].name,s);e.sizeInBytes=n,e.sizeInBytes=a*Math.ceil(e.sizeInBytes/a),e.sortDirty=!1},t.sendIfNeeded=n=>{if(!e.UBO){const r={nativeArray:e.Float32Array,usage:HR.UniformArray,label:e.label};e.UBO=n.getBufferManager().getBuffer(r),e.bindGroupTime.modified(),e.sendDirty=!1}e.sendDirty&&(n.getHandle().queue.writeBuffer(e.UBO.getHandle(),0,e.arrayBuffer,0,e.sizeInBytes),e.sendDirty=!1),e.sendTime.modified()},t.createView=n=>{n in e||(e.arrayBuffer||(e.arrayBuffer=new ArrayBuffer(e.sizeInBytes)),e[n]=E.newTypedArray(n,e.arrayBuffer))},t.setValue=(n,r)=>{t.sortBufferEntries();const a=e._bufferEntryNames.get(n);if(a===void 0){Hs(`entry named ${n} not found in UBO`);return}const s=e.bufferEntries[a];t.createView(s.nativeType);const i=e[s.nativeType];s.lastValue!==r&&(i[s.offset/i.BYTES_PER_ELEMENT]=r,e.sendDirty=!0),s.lastValue=r},t.setArray=(n,r)=>{t.sortBufferEntries();const a=e._bufferEntryNames.get(n);if(a===void 0){Hs(`entry named ${n} not found in UBO`);return}const s=e.bufferEntries[a];t.createView(s.nativeType);const i=e[s.nativeType];let o=!1;for(let u=0;u<r.length;u++)(!s.lastValue||s.lastValue[u]!==r[u])&&(i[s.offset/i.BYTES_PER_ELEMENT+u]=r[u],o=!0);o&&(e.sendDirty=!0,s.lastValue=[...r])},t.getBindGroupEntry=()=>({resource:{buffer:e.UBO.getHandle()}}),t.getSendTime=()=>e.sendTime.getMTime(),t.getShaderCode=(n,r)=>{t.sortBufferEntries();const a=[`struct ${e.label}Struct
{`];for(let s=0;s<e.bufferEntries.length;s++){const i=e.bufferEntries[s];a.push(`  ${i.name}: ${i.type},`)}return a.push(`};
@binding(${n}) @group(${r}) var<uniform> ${e.label}: ${e.label}Struct;`),a.join(`
`)}}const KR={bufferEntries:null,bufferEntryNames:null,sizeInBytes:0,label:null,bindGroupLayoutEntry:null,bindGroupEntry:null};function Sg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,KR,n),E.obj(t,e),e._bufferEntryNames=new Map,e.bufferEntries=[],e.bindGroupLayoutEntry=e.bindGroupLayoutEntry||{buffer:{type:"uniform"}},e.sendTime={},E.obj(e.sendTime,{mtime:0}),e.bindGroupTime={},E.obj(e.bindGroupTime,{mtime:0}),e.sendDirty=!0,e.sortDirty=!0,E.get(t,e,["binding","bindGroupTime"]),E.setGet(t,e,["bindGroupLayoutEntry","device","label","sizeInBytes"]),jR(t,e)}const PR=E.newInstance(Sg,"vtkWebGPUUniformBuffer");var zn={newInstance:PR,extend:Sg};const{vtkDebugMacro:XR}=Pt,Nc=`
//VTK::Renderer::Dec

//VTK::Mapper::Dec

//VTK::TCoord::Dec

//VTK::RenderEncoder::Dec

//VTK::IOStructs::Dec

@fragment
fn main(
//VTK::IOStructs::Input
)
//VTK::IOStructs::Output
{
  var output: fragmentOutput;

  var computedColor: vec4<f32> = mapperUBO.BackgroundColor;

  //VTK::RenderEncoder::Impl
  return output;
}
`,IR=`
fn vecToRectCoord(dir: vec3<f32>) -> vec2<f32> {
  var tau: f32 = 6.28318530718;
  var pi: f32 = 3.14159265359;
  var out: vec2<f32> = vec2<f32>(0.0);

  out.x = atan2(dir.z, dir.x) / tau;
  out.x += 0.5;

  var phix: f32 = length(vec2(dir.x, dir.z));
  out.y = atan2(dir.y, phix) / pi + 0.5;

  return out;
}

//VTK::Renderer::Dec

//VTK::Mapper::Dec

//VTK::TCoord::Dec

//VTK::RenderEncoder::Dec

//VTK::IOStructs::Dec

@fragment
fn main(
//VTK::IOStructs::Input
)
//VTK::IOStructs::Output
{
  var output: fragmentOutput;

  var tcoord: vec4<f32> = vec4<f32>(input.vertexVC.xy, -1, 1);
  var V: vec4<f32> = normalize(mapperUBO.FSQMatrix * tcoord); // vec2<f32>((input.tcoordVS.x - 0.5) * 2, -(input.tcoordVS.y - 0.5) * 2);
  // textureSampleLevel gets rid of some ugly artifacts
  var background = textureSampleLevel(EnvironmentTexture, EnvironmentTextureSampler, vecToRectCoord(V.xyz), 0.0);
  var computedColor: vec4<f32> = vec4<f32>(background.rgb, 1);

  //VTK::RenderEncoder::Impl
  return output;
}
`,xa=new Float64Array(16),bc=new Float64Array(16);function YR(t){return t.getPositional()?t.getConeAngle()>=90?0:2:1}function qR(t,e){e.classHierarchy.push("vtkWebGPURenderer"),t.buildPass=n=>{if(n){if(!e.renderable)return;e.camera=e.renderable.getActiveCamera(),t.updateLights(),t.prepareNodes(),t.addMissingNode(e.camera),t.addMissingNodes(e.renderable.getViewPropsWithNestedProps()),t.removeUnusedNodes(),e.webgpuCamera=t.getViewNodeFor(e.camera),t.updateStabilizedMatrix()}},t.updateStabilizedMatrix=()=>{const n=e.camera.getClippingRange(),r=e.camera.getPositionByReference(),a=e.camera.getDirectionOfProjectionByReference(),s=[],i=[];pn(i,a,.5*(n[0]+n[1])),Vr(s,r,i),oi(i,s,e.stabilizedCenter),df(i)/(n[1]-n[0])>e.recenterThreshold&&(e.stabilizedCenter=s,e.stabilizedTime.modified())},t.updateLights=()=>{let n=0;const r=e.renderable.getLightsByReference();for(let a=0;a<r.length;++a)r[a].getSwitch()>0&&n++;return n||(XR("No lights are on, creating one."),e.renderable.createLight()),n},t.updateUBO=()=>{var r;const n=e.UBO.getSendTime();if(e._parent.getMTime()>n||t.getMTime()>n||e.camera.getMTime()>n||e.renderable.getMTime()>n){const a=e.webgpuCamera.getKeyMatrices(t);e.UBO.setArray("WCVCMatrix",a.wcvc),e.UBO.setArray("SCPCMatrix",a.scpc),e.UBO.setArray("PCSCMatrix",a.pcsc),e.UBO.setArray("SCVCMatrix",a.scvc),e.UBO.setArray("VCPCMatrix",a.vcpc),e.UBO.setArray("WCVCNormals",a.normalMatrix),e.UBO.setValue("LightCount",e.renderable.getLights().length),e.UBO.setValue("MaxEnvironmentMipLevel",(r=e.renderable.getEnvironmentTexture())==null?void 0:r.getMipLevel()),e.UBO.setValue("BackgroundDiffuseStrength",e.renderable.getEnvironmentTextureDiffuseStrength()),e.UBO.setValue("BackgroundSpecularStrength",e.renderable.getEnvironmentTextureSpecularStrength());const s=t.getYInvertedTiledSizeAndOrigin();e.UBO.setArray("viewportSize",[s.usize,s.vsize]),e.UBO.setValue("cameraParallel",e.camera.getParallelProjection());const i=e._parent.getDevice();e.UBO.sendIfNeeded(i)}},t.updateSSBO=()=>{const n=e.renderable.getLights(),r=e.webgpuCamera.getKeyMatrices(t);let a=`${e.renderable.getMTime()}`;for(let s=0;s<n.length;s++)a+=n[s].getMTime();if(a!==e.lightTimeString){const s=new Float32Array(n.length*4),i=new Float32Array(n.length*4),o=new Float32Array(n.length*4),u=new Float32Array(n.length*4);for(let f=0;f<n.length;f++){const l=f*4,g=n[f].getPosition();xe(g,g,r.wcvc),s[l]=g[0],s[l+1]=g[1],s[l+2]=g[2],s[l+3]=0,i[l]=-n[f].getDirection()[0],i[l+1]=-n[f].getDirection()[1],i[l+2]=-n[f].getDirection()[2],i[l+3]=0,o[l]=n[f].getColor()[0],o[l+1]=n[f].getColor()[1],o[l+2]=n[f].getColor()[2],o[l+3]=n[f].getIntensity()*5,u[l]=YR(n[f]),u[l+1]=Math.cos(ke(n[f].getConeAngle())),u[l+2]=Math.cos(ke(n[f].getConeAngle()+n[f].getConeFalloff())),u[l+3]=0}e.SSBO.clearData(),e.SSBO.setNumberOfInstances(n.length),e.SSBO.addEntry("LightPos","vec4<f32>"),e.SSBO.addEntry("LightDir","vec4<f32>"),e.SSBO.addEntry("LightColor","vec4<f32>"),e.SSBO.addEntry("LightData","vec4<f32>"),e.SSBO.setAllInstancesFromArray("LightPos",s),e.SSBO.setAllInstancesFromArray("LightDir",i),e.SSBO.setAllInstancesFromArray("LightColor",o),e.SSBO.setAllInstancesFromArray("LightData",u);const c=e._parent.getDevice();e.SSBO.send(c)}e.lightTimeString=a},t.scissorAndViewport=n=>{const r=t.getYInvertedTiledSizeAndOrigin();n.getHandle().setViewport(r.lowerLeftU,r.lowerLeftV,r.usize,r.vsize,0,1),n.getHandle().setScissorRect(r.lowerLeftU,r.lowerLeftV,r.usize,r.vsize)},t.bindUBO=n=>{n.activateBindGroup(e.bindGroup)},t.opaquePass=n=>{n?(e.renderEncoder.begin(e._parent.getCommandEncoder()),t.updateUBO(),t.updateSSBO()):(t.scissorAndViewport(e.renderEncoder),t.clear(),e.renderEncoder.end())},t.clear=()=>{var s;if(e.renderable.getTransparent()||e.suppressClear)return;const n=e._parent.getDevice();if(!e.clearFSQ){e.clearFSQ=hr.newInstance(),e.clearFSQ.setDevice(n),e.clearFSQ.setPipelineHash("clearfsq"),e.clearFSQ.setFragmentShaderTemplate(Nc);const i=zn.newInstance({label:"mapperUBO"});i.addEntry("FSQMatrix","mat4x4<f32>"),i.addEntry("BackgroundColor","vec4<f32>"),e.clearFSQ.setUBO(i),e.backgroundTex=e.renderable.getEnvironmentTexture()}if(e.clearFSQ.getPipelineHash()!=="clearfsqwithtexture"&&e.renderable.getUseEnvironmentTextureAsBackground()&&((s=e.backgroundTex)!=null&&s.getImageLoaded())){e.clearFSQ.setFragmentShaderTemplate(IR);const i=zn.newInstance({label:"mapperUBO"});i.addEntry("FSQMatrix","mat4x4<f32>"),i.addEntry("BackgroundColor","vec4<f32>"),e.clearFSQ.setUBO(i);const o=n.getTextureManager().getTextureForVTKTexture(e.backgroundTex);if(o.getReady()){const u=o.createView("EnvironmentTexture");e.clearFSQ.setTextureViews([u]),e.backgroundTexLoaded=!0;const c=e.backgroundTex.getInterpolate()?"linear":"nearest";u.addSampler(n,{addressModeU:"repeat",addressModeV:"clamp-to-edge",addressModeW:"repeat",minFilter:c,magFilter:c,mipmapFilter:"linear"})}e.clearFSQ.setPipelineHash("clearfsqwithtexture")}else if(e.clearFSQ.getPipelineHash()==="clearfsqwithtexture"&&!e.renderable.getUseEnvironmentTextureAsBackground()){e.clearFSQ=hr.newInstance(),e.clearFSQ.setDevice(n),e.clearFSQ.setPipelineHash("clearfsq"),e.clearFSQ.setFragmentShaderTemplate(Nc);const i=zn.newInstance({label:"mapperUBO"});i.addEntry("FSQMatrix","mat4x4<f32>"),i.addEntry("BackgroundColor","vec4<f32>"),e.clearFSQ.setUBO(i)}const r=e.webgpuCamera.getKeyMatrices(t),a=e.renderable.getBackgroundByReference();e.clearFSQ.getUBO().setArray("BackgroundColor",a),Oe(bc,r.normalMatrix),si(xa,r.scvc,r.pcsc),si(xa,bc,xa),e.clearFSQ.getUBO().setArray("FSQMatrix",xa),e.clearFSQ.getUBO().sendIfNeeded(n),e.clearFSQ.prepareAndDraw(e.renderEncoder)},t.translucentPass=n=>{n?e.renderEncoder.begin(e._parent.getCommandEncoder()):(t.scissorAndViewport(e.renderEncoder),e.renderEncoder.end())},t.volumeDepthRangePass=n=>{n?e.renderEncoder.begin(e._parent.getCommandEncoder()):(t.scissorAndViewport(e.renderEncoder),e.renderEncoder.end())},t.getAspectRatio=()=>{const n=e._parent.getSizeByReference(),r=e.renderable.getViewportByReference();return n[0]*(r[2]-r[0])/((r[3]-r[1])*n[1])},t.convertToOpenGLDepth=n=>e.webgpuCamera.convertToOpenGLDepth(n),t.getYInvertedTiledSizeAndOrigin=()=>{const n=t.getTiledSizeAndOrigin(),r=e._parent.getSizeByReference();return n.lowerLeftV=r[1]-n.vsize-n.lowerLeftV,n},t.getTiledSizeAndOrigin=()=>{const n=e.renderable.getViewportByReference(),r=[0,0,1,1],a=n[0]-r[0],s=n[1]-r[1],i=e._parent.normalizedDisplayToDisplay(a,s),o=Math.round(i[0]),u=Math.round(i[1]),c=n[2]-r[0],f=n[3]-r[1],l=e._parent.normalizedDisplayToDisplay(c,f);let g=Math.round(l[0])-o,p=Math.round(l[1])-u;return g<0&&(g=0),p<0&&(p=0),{usize:g,vsize:p,lowerLeftU:o,lowerLeftV:u}},t.getPropFromID=n=>{for(let r=0;r<e.children.length;r++)if((e.children[r].getPropID?e.children[r].getPropID():-1)===n)return e.children[r];return null},t.getStabilizedTime=()=>e.stabilizedTime.getMTime(),t.releaseGraphicsResources=()=>{e.selector!==null&&e.selector.releaseGraphicsResources()}}const QR={bindGroup:null,selector:null,renderEncoder:null,recenterThreshold:20,suppressClear:!1,stabilizedCenter:[0,0,0]};function ZR(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,QR,n),Be.extend(t,e,n),e.UBO=zn.newInstance({label:"rendererUBO"}),e.UBO.addEntry("WCVCMatrix","mat4x4<f32>"),e.UBO.addEntry("SCPCMatrix","mat4x4<f32>"),e.UBO.addEntry("PCSCMatrix","mat4x4<f32>"),e.UBO.addEntry("SCVCMatrix","mat4x4<f32>"),e.UBO.addEntry("VCPCMatrix","mat4x4<f32>"),e.UBO.addEntry("WCVCNormals","mat4x4<f32>"),e.UBO.addEntry("viewportSize","vec2<f32>"),e.UBO.addEntry("LightCount","i32"),e.UBO.addEntry("MaxEnvironmentMipLevel","f32"),e.UBO.addEntry("BackgroundDiffuseStrength","f32"),e.UBO.addEntry("BackgroundSpecularStrength","f32"),e.UBO.addEntry("cameraParallel","u32"),e.SSBO=xi.newInstance({label:"rendererLightSSBO"}),e.lightTimeString="",e.bindGroup=cg.newInstance({label:"rendererBG"}),e.bindGroup.setBindables([e.UBO,e.SSBO]),e.tmpMat4=le(new Float64Array(16)),e.stabilizedTime={},Pe(e.stabilizedTime,{mtime:0}),st(t,e,["bindGroup","stabilizedTime"]),xr(t,e,["stabilizedCenter"]),ze(t,e,["renderEncoder","selector","suppressClear","UBO"]),qR(t,e)}const JR=Ee(ZR,"vtkWebGPURenderer");rn("vtkRenderer",JR);const{CoordinateSystem:Gc}=Qr;function eO(t,e){e.classHierarchy.push("vtkWebGPUActor"),t.buildPass=n=>{n&&(e.WebGPURenderer=t.getFirstAncestorOfType("vtkWebGPURenderer"),e.WebGPURenderWindow=e.WebGPURenderer.getFirstAncestorOfType("vtkWebGPURenderWindow"),e.propID===void 0&&(e.propID=e.WebGPURenderWindow.getUniquePropID()),t.prepareNodes(),t.addMissingNode(e.renderable.getMapper()),t.removeUnusedNodes())},t.traverseOpaquePass=n=>{!e.renderable||!e.renderable.getNestedVisibility()||!e.renderable.getIsOpaque()||e.WebGPURenderer.getSelector()&&!e.renderable.getNestedPickable()||(t.apply(n,!0),e.children[0]&&e.children[0].traverse(n),t.apply(n,!1))},t.traverseTranslucentPass=n=>{!e.renderable||!e.renderable.getNestedVisibility()||e.renderable.getIsOpaque()||e.WebGPURenderer.getSelector()&&!e.renderable.getNestedPickable()||(t.apply(n,!0),e.children[0]&&e.children[0].traverse(n),t.apply(n,!1))},t.queryPass=(n,r)=>{if(n){if(!e.renderable||!e.renderable.getVisibility())return;e.renderable.getIsOpaque()?r.incrementOpaqueActorCount():r.incrementTranslucentActorCount()}},t.getBufferShift=n=>(t.getKeyMatrices(n),e.bufferShift),t.getKeyMatrices=n=>{if(Math.max(e.renderable.getMTime(),n.getStabilizedTime())>e.keyMatricesTime.getMTime()){e.renderable.computeMatrix();const r=e.renderable.getMatrix();e.bufferShift[0]=r[3],e.bufferShift[1]=r[7],e.bufferShift[2]=r[11];const a=n.getStabilizedCenterByReference();e.renderable.getCoordinateSystem()===Gc.WORLD&&(e.bufferShift[0]-=a[0],e.bufferShift[1]-=a[1],e.bufferShift[2]-=a[2]),Oe(e.keyMatrices.bcwc,r),e.renderable.getIsIdentity()?le(e.keyMatrices.normalMatrix):(qe(e.keyMatrices.normalMatrix,e.keyMatrices.bcwc),e.keyMatrices.normalMatrix[3]=0,e.keyMatrices.normalMatrix[7]=0,e.keyMatrices.normalMatrix[11]=0,ut(e.keyMatrices.normalMatrix,e.keyMatrices.normalMatrix),Oe(e.keyMatrices.normalMatrix,e.keyMatrices.normalMatrix)),Ge(e.keyMatrices.bcwc,e.keyMatrices.bcwc,[-e.bufferShift[0],-e.bufferShift[1],-e.bufferShift[2]]),e.renderable.getCoordinateSystem()===Gc.WORLD?Ge(e.keyMatrices.bcsc,e.keyMatrices.bcwc,[-a[0],-a[1],-a[2]]):qe(e.keyMatrices.bcsc,e.keyMatrices.bcwc),e.keyMatricesTime.modified()}return e.keyMatrices}}const tO={keyMatricesTime:null,keyMatrices:null,propID:void 0,bufferShift:void 0};function nO(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,tO,n),Be.extend(t,e,n),e.keyMatricesTime={},E.obj(e.keyMatricesTime,{mtime:0}),e.keyMatrices={normalMatrix:new Float64Array(16),bcwc:new Float64Array(16),bcsc:new Float64Array(16)},E.get(t,e,["propID","keyMatricesTime"]),e.bufferShift=[0,0,0,0],eO(t,e)}const rO=E.newInstance(nO);rn("vtkActor",rO);const{CoordinateSystem:$c}=Qr;function aO(t,e){e.classHierarchy.push("vtkWebGPUActor2D"),t.buildPass=n=>{n&&(e.WebGPURenderer=t.getFirstAncestorOfType("vtkWebGPURenderer"),e.WebGPURenderWindow=e.WebGPURenderer.getFirstAncestorOfType("vtkWebGPURenderWindow"),e.propID===void 0&&(e.propID=e.WebGPURenderWindow.getUniquePropID()),t.prepareNodes(),t.addMissingNode(e.renderable.getMapper()),t.removeUnusedNodes())},t.traverseOpaquePass=n=>{!e.renderable||!e.renderable.getNestedVisibility()||!e.renderable.getIsOpaque()||e.WebGPURenderer.getSelector()&&!e.renderable.getNestedPickable()||(t.apply(n,!0),e.children[0]&&e.children[0].traverse(n),t.apply(n,!1))},t.traverseTranslucentPass=n=>{!e.renderable||!e.renderable.getNestedVisibility()||e.renderable.getIsOpaque()||e.WebGPURenderer.getSelector()&&!e.renderable.getNestedPickable()||(t.apply(n,!0),e.children[0]&&e.children[0].traverse(n),t.apply(n,!1))},t.queryPass=(n,r)=>{if(n){if(!e.renderable||!e.renderable.getVisibility())return;e.renderable.getIsOpaque()?r.incrementOpaqueActorCount():r.incrementTranslucentActorCount()}},t.getBufferShift=n=>(t.getKeyMatrices(n),e.bufferShift),t.getKeyMatrices=n=>{if(Math.max(e.renderable.getMTime(),n.getStabilizedTime())>e.keyMatricesTime.getMTime()){e.bufferShift[0]=0,e.bufferShift[1]=0,e.bufferShift[2]=0;const r=n.getStabilizedCenterByReference();e.renderable.getCoordinateSystem()===$c.WORLD&&(e.bufferShift[0]-=r[0],e.bufferShift[1]-=r[1],e.bufferShift[2]-=r[2]),le(e.keyMatrices.bcwc),le(e.keyMatrices.normalMatrix),Ge(e.keyMatrices.bcwc,e.keyMatrices.bcwc,[-e.bufferShift[0],-e.bufferShift[1],-e.bufferShift[2]]),e.renderable.getCoordinateSystem()===$c.WORLD?Ge(e.keyMatrices.bcsc,e.keyMatrices.bcwc,[-r[0],-r[1],-r[2]]):qe(e.keyMatrices.bcsc,e.keyMatrices.bcwc),e.keyMatricesTime.modified()}return e.keyMatrices}}const sO={keyMatricesTime:null,keyMatrices:null,propID:void 0,bufferShift:void 0};function iO(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,sO,n),Be.extend(t,e,n),e.keyMatricesTime={},E.obj(e.keyMatricesTime,{mtime:0}),e.keyMatrices={normalMatrix:new Float64Array(16),bcwc:new Float64Array(16),bcsc:new Float64Array(16)},E.get(t,e,["propID","keyMatricesTime"]),e.bufferShift=[0,0,0,0],aO(t,e)}const oO=E.newInstance(iO);rn("vtkActor2D",oO);function cO(t,e){e.classHierarchy.push("vtkWebGPUCubeAxesActor"),t.buildPass=n=>{n&&(e.WebGPURenderer=t.getFirstAncestorOfType("vtkWebGPURenderer"),e.WebGPURenderWindow=e.WebGPURenderer.getParent(),e.CubeAxesActorHelper.getRenderable()||e.CubeAxesActorHelper.setRenderable(e.renderable),t.prepareNodes(),t.addMissingNode(e.CubeAxesActorHelper.getTmActor()),t.addMissingNode(e.renderable.getGridActor()),t.removeUnusedNodes())},t.opaquePass=(n,r)=>{if(n){const a=e.WebGPURenderer?e.WebGPURenderer.getRenderable().getActiveCamera():null,s=e.WebGPURenderer.getTiledSizeAndOrigin();e.CubeAxesActorHelper.updateAPISpecificData([s.usize,s.vsize],a,e.WebGPURenderWindow.getRenderable())}}}const uO={};function fO(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,uO,n),Be.extend(t,e,n),e.CubeAxesActorHelper=$l.newCubeAxesActorHelper(),cO(t,e)}const lO=Ee(fO,"vtkWebGPUCubeAxesActor");rn("vtkCubeAxesActor",lO);const{DisplayLocation:Si}=tg;function gO(t,e){e.classHierarchy.push("vtkProperty2D"),t.setDisplayLocationToBackground=()=>t.setDisplayLocation(Si.BACKGROUND),t.setDisplayLocationToForeground=()=>t.setDisplayLocation(Si.FOREGROUND),t.setRepresentationToWireframe=()=>t.setRepresentation(rt.WIREFRAME),t.setRepresentationToSurface=()=>t.setRepresentation(rt.SURFACE),t.setRepresentationToPoints=()=>t.setRepresentation(rt.POINTS),t.getRepresentationAsString=()=>E.enumToString(rt,e.representation)}const pO={color:[1,1,1],opacity:1,pointSize:1,lineWidth:1,representation:rt.SURFACE,displayLocation:Si.FOREGROUND};function Cg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,pO,n),E.obj(t,e),E.setGet(t,e,["opacity","lineWidth","pointSize","displayLocation","representation"]),E.setGetArray(t,e,["color"],3),gO(t,e)}const hO=E.newInstance(Cg,"vtkProperty2D");var dO={newInstance:hO,extend:Cg,...tg};const{BufferUsage:Ae,PrimitiveTypes:Je}=wn,{Representation:Sa}=Cr,{ScalarMode:Ca}=Cn,{CoordinateSystem:vO}=Qr,{DisplayLocation:yO}=dO,TO=`
//VTK::Renderer::Dec

//VTK::Color::Dec

//VTK::Normal::Dec

//VTK::TCoord::Dec

//VTK::Select::Dec

//VTK::Mapper::Dec

//VTK::IOStructs::Dec

@vertex
fn main(
//VTK::IOStructs::Input
)
//VTK::IOStructs::Output
{
  var output : vertexOutput;

  var vertex: vec4<f32> = vertexBC;

  //VTK::Color::Impl

  //VTK::Normal::Impl

  //VTK::TCoord::Impl

  //VTK::Select::Impl

  //VTK::Position::Impl

  return output;
}
`,xO=`
struct PBRData {
  diffuse: vec3<f32>,
  specular: vec3<f32>,
}

// Dot product with the max already in it
fn mdot(a: vec3<f32>, b: vec3<f32>) -> f32 {
  return max(0.0, dot(a, b));
}
// Dot product with a max in it that does not allow for negative values
// Physically based rendering is accurate as long as normals are accurate,
// however this is pretty often not the case. In order to prevent negative
// values from ruining light calculations and creating zones of zero light,
// this remapping is used, which smoothly clamps the dot product between
// zero and one while still maintaining a good amount of accuracy.
fn cdot(a: vec3<f32>, b: vec3<f32>) -> f32 {
  var d: f32 = max(0.0, dot(a, b));
  d = pow((d + 1.0) / 2.0, 2.6);
  return d;
}

// Lambertian diffuse model
fn lambertDiffuse(base: vec3<f32>, N: vec3<f32>, L: vec3<f32>) -> vec3<f32> {
  var pi: f32 = 3.14159265359; 
  var NdotL: f32 = mdot(N, L);
  NdotL = pow(NdotL, 1.5);
  return (base/pi)*NdotL;
}

// Yasuhiro Fujii improvement on the Oren-Nayar model
// https://mimosa-pudica.net/improved-oren-nayar.html
// p is surface color, o is roughness
fn fujiiOrenNayar(p: vec3<f32>, o: f32, N: vec3<f32>, L: vec3<f32>, V: vec3<f32>) -> vec3<f32> {
  var invpi: f32 = 0.31830988618; // 1/pi

  var o2 = o*o;
  var NdotL: f32 = mdot(N, L);
  NdotL = pow(NdotL, 1.5); // Less physically accurate, but hides the "seams" between lights better

  var NdotV: f32 = mdot(N, V);
  var LdotV: f32 = mdot(L, V);

  var s: f32 = LdotV - NdotL*NdotV;
  var t: f32 = mix(1.0, max(NdotL, NdotV), step(0.0, s)); // Mix with step is the equivalent of an if statement
  var A: vec3<f32> = 0.5*(o2 / (o2 + 0.33)) + 0.17*p*(o2 / (o2 + 0.13));
  A = invpi*(1 - A);
  var B: f32 = 0.45*(o2 / (o2 + 0.09));
  B = invpi*B;

  return p*NdotL*(A + B*(s/t));
}

// Fresnel portion of BRDF (IOR only, simplified)
fn schlickFresnelIOR(V: vec3<f32>, N: vec3<f32>, ior: f32, k: f32) -> f32 {
  var NdotV: f32 = mdot(V, N);
  var F0: f32 = (pow((ior - 1.0), 2.0) + k*k) / (pow((ior + 1.0), 2.0) + k*k); // This takes into account the roughness, which the other one does not
  return F0 + (1.0 - F0) * pow((1.0-NdotV), 5.0);
}

// Fresnel portion of BRDF (Color ior, better)
fn schlickFresnelRGB(V: vec3<f32>, N: vec3<f32>, F0: vec3<f32>) -> vec3<f32> {
  var NdotV: f32 = mdot(V, N);
  return F0 + (1.0 - F0) * pow((1-NdotV), 5.0);
}

// Normal portion of BRDF
// https://learnopengl.com/PBR/Theory
// Trowbridge-Reitz GGX functions: normal, halfway, roughness^2
fn trGGX(N: vec3<f32>, H: vec3<f32>, a: f32) -> f32 {
  var pi: f32 = 3.14159265359; 

  var a2: f32 = a*a;
  var NdotH = mdot(N, H);
  var NdotH2 = NdotH*NdotH;
  
  var denom: f32 = NdotH2 * (a2 - 1.0) + 1.0;

  return a2 / max((pi*denom*denom), 0.000001);
}

// A VERY bad approximation of anisotropy. Real anisotropic calculations require tangent and bitangent
fn anisotrophicTrGGX(N: vec3<f32>, H: vec3<f32>, O: vec3<f32>, s: f32, a: f32) -> f32 {
  var Op: vec3<f32> = (rendererUBO.WCVCNormals * vec4<f32>(normalize(O) * s, 0.)).xyz;

  var ggx1: f32 = trGGX(N + Op*s, H, a);
  var ggx2: f32 = trGGX(N - Op*s, H, a);
  return (0.5 * ggx1 + 0.5 * ggx2);
}

// Geometry portion of BRDF
fn schlickGGX(N: vec3<f32>, X: vec3<f32>, k: f32) -> f32 {
  var NdotX = cdot(N, X);
  return NdotX / max(0.000001, (NdotX*(1.0-k) + k));
}

fn smithSurfaceRoughness(N: vec3<f32>, V: vec3<f32>, L: vec3<f32>, k: f32) -> f32 {
  var ggx1: f32 = min(1.0, schlickGGX(N, V, k));
  var ggx2: f32 = min(1.0, schlickGGX(N, L, k));
  return ggx1*ggx2;
}

// BRDF Combination
fn cookTorrance(D: f32, F: f32, G: f32, N: vec3<f32>, V: vec3<f32>, L: vec3<f32>) -> f32 {
  var num: f32 = D*F*G;
  var denom: f32 = 4*cdot(V, N)*cdot(L, N);

  return num / max(denom, 0.000001);
}

// Different lighting calculations for different light sources
fn calcDirectionalLight(N: vec3<f32>, V: vec3<f32>, ior: f32, roughness: f32, metallic: f32, direction: vec3<f32>, color: vec3<f32>, base: vec3<f32>) -> PBRData {  
  var L: vec3<f32> = normalize(direction); // Light Vector
  var H: vec3<f32> = normalize(L + V); // Halfway Vector

  var alpha = roughness*roughness;
  var k: f32 = alpha*alpha / 2;

  var D: f32 = trGGX(N, H, alpha); // Distribution
  // var F: f32 = schlickFresnelIOR(V, N, ior, k); // Fresnel
  var G: f32 = smithSurfaceRoughness(N, V, L, k); // Geometry

  var brdf: f32 = cookTorrance(D, 1.0, G, N, V, L); // Fresnel term is replaced with 1 because it is added later
  var incoming: vec3<f32> = color;
  var angle: f32 = mdot(L, N);
  angle = pow(angle, 1.5);

  var specular: vec3<f32> = brdf*incoming*angle;
  // Oren-Nayar gives a clay-like effect when fully rough which some people may not want, so it might be better to give a separate
  // control property for the diffuse vs specular roughness
  var diffuse: vec3<f32> = incoming*fujiiOrenNayar(base, roughness, N, L, V); 
  // Stores the specular and diffuse separately to allow for finer post processing
  var out = PBRData(diffuse, specular);
  
  return out; // Returns angle along with color of light so the final color can be multiplied by angle as well (creates black areas)
}

// TODO: find some way to reduce the number of arguments going in here
fn calcPointLight(N: vec3<f32>, V: vec3<f32>, fragPos: vec3<f32>, ior: f32, roughness: f32, metallic: f32, position: vec3<f32>, color: vec3<f32>, base: vec3<f32>) -> PBRData {
  var L: vec3<f32> = normalize(position - fragPos); // Light Vector
  var H: vec3<f32> = normalize(L + V); // Halfway Vector
  var dist = distance(position, fragPos);

  var alpha = roughness*roughness;
  var k: f32 = alpha*alpha / 2.0; // could also be pow(alpha + 1.0, 2) / 8

  var D: f32 = trGGX(N, H, alpha); // Distribution
  // var F: f32 = schlickFresnelIOR(V, N, ior, k); // Fresnel
  var G: f32 = smithSurfaceRoughness(N, V, L, k); // Geometry

  var brdf: f32 = cookTorrance(D, 1.0, G, N, V, L);
  var incoming: vec3<f32> = color * (1.0 / (dist*dist));
  var angle: f32 = mdot(L, N);
  angle = pow(angle, 1.5); // Smoothing factor makes it less accurate, but reduces ugly "seams" bewteen light sources

  var specular: vec3<f32> = brdf*incoming*angle;
  var diffuse: vec3<f32> = incoming*fujiiOrenNayar(base, roughness, N, L, V);

  // Stores the specular and diffuse separately to allow for finer post processing
  // Could also be done (propably more properly) with a struct
  var out = PBRData(diffuse, specular);
  
  return out; // Returns angle along with color of light so the final color can be multiplied by angle as well (creates black areas)
}

// For a reason unknown to me, spheres dont seem to behave propperly with head-on spot lights
fn calcSpotLight(N: vec3<f32>, V: vec3<f32>, fragPos: vec3<f32>, ior: f32, roughness: f32, metallic: f32, position: vec3<f32>, direction: vec3<f32>, cones: vec2<f32>, color: vec3<f32>, base: vec3<f32>) -> PBRData {
  var L: vec3<f32> = normalize(position - fragPos);
  var H: vec3<f32> = normalize(L + V); // Halfway Vector
  var dist = distance(position, fragPos);

  var alpha = roughness*roughness;
  var k: f32 = alpha*alpha / 2.0; // could also be pow(alpha + 1.0, 2) / 8

  var D: f32 = trGGX(N, H, alpha); // Distribution
  // var F: f32 = schlickFresnelIOR(V, N, ior, k); // Fresnel
  var G: f32 = smithSurfaceRoughness(N, V, L, k); // Geometry

  var brdf: f32 = cookTorrance(D, 1.0, G, N, V, L);
  
  // Cones.x is the inner phi and cones.y is the outer phi
  var theta: f32 = mdot(normalize(direction), L);
  var epsilon: f32 = cones.x - cones.y;
  var intensity: f32 = (theta - cones.y) / epsilon;
  intensity = clamp(intensity, 0.0, 1.0);
  intensity /= dist*dist;

  var incoming: vec3<f32> = color * intensity;

  var angle: f32 = mdot(L, N);
  angle = pow(angle, 1.5); // Smoothing factor makes it less accurate, but reduces ugly "seams" bewteen light sources

  var specular: vec3<f32> = brdf*incoming*angle;
  var diffuse: vec3<f32> = incoming*fujiiOrenNayar(base, roughness, N, L, V);

  // Stores the specular and diffuse separately to allow for finer post processing
  // Could also be done (propably more properly) with a struct
  var out = PBRData(diffuse, specular);
  
  return out; // Returns angle along with color of light so the final color can be multiplied by angle as well (creates black areas)
}

// Environment mapping stuff
// Takes in a vector and converts it to an equivalent coordinate in a rectilinear texture. Should be replaced with cubemaps at some point
fn vecToRectCoord(dir: vec3<f32>) -> vec2<f32> {
  var tau: f32 = 6.28318530718;
  var pi: f32 = 3.14159265359;
  var out: vec2<f32> = vec2<f32>(0.0);

  out.x = atan2(dir.z, dir.x) / tau;
  out.x += 0.5;

  var phix: f32 = length(vec2(dir.x, dir.z));
  out.y = atan2(dir.y, phix) / pi + 0.5;

  return out;
}

//VTK::Renderer::Dec

//VTK::Color::Dec

//VTK::TCoord::Dec

// optional surface normal declaration
//VTK::Normal::Dec

//VTK::Select::Dec

//VTK::RenderEncoder::Dec

//VTK::Mapper::Dec

//VTK::IOStructs::Dec

@fragment
fn main(
//VTK::IOStructs::Input
)
//VTK::IOStructs::Output
{
  var output : fragmentOutput;

  // Temporary ambient, diffuse, and opacity
  var ambientColor: vec4<f32> = mapperUBO.AmbientColor;
  var diffuseColor: vec4<f32> = mapperUBO.DiffuseColor;
  var opacity: f32 = mapperUBO.Opacity;

  // This should be declared somewhere else
  var _diffuseMap: vec4<f32> = vec4<f32>(1.0);
  var _roughnessMap: vec4<f32> = vec4<f32>(1.0);
  var _metallicMap: vec4<f32> = vec4<f32>(1.0);
  var _normalMap: vec4<f32> = vec4<f32>(0.0, 0.0, 1.0, 0.0); // normal map was setting off the normal vector detection in fragment
  var _ambientOcclusionMap: vec4<f32> = vec4<f32>(1.);
  var _emissionMap: vec4<f32> = vec4<f32>(0.);

  //VTK::Color::Impl

  //VTK::TCoord::Impl

  //VTK::Normal::Impl

  var computedColor: vec4<f32> = vec4<f32>(diffuseColor.rgb, 1.0);

  //VTK::Light::Impl

  //VTK::Select::Impl

  if (computedColor.a == 0.0) { discard; };

  //VTK::Position::Impl

  //VTK::RenderEncoder::Impl

  return output;
}
`;function Wc(t){return t.indexOf("edge")>=0}function SO(t,e){e.classHierarchy.push("vtkWebGPUCellArrayMapper"),t.buildPass=n=>{n&&(e.is2D?(e.WebGPUActor=t.getFirstAncestorOfType("vtkWebGPUActor2D"),e.forceZValue=!0):(e.WebGPUActor=t.getFirstAncestorOfType("vtkWebGPUActor"),e.forceZValue=!1),e.coordinateSystem=e.WebGPUActor.getRenderable().getCoordinateSystem(),e.useRendererMatrix=e.coordinateSystem!==vO.DISPLAY,e.WebGPURenderer=e.WebGPUActor.getFirstAncestorOfType("vtkWebGPURenderer"),e.WebGPURenderWindow=e.WebGPURenderer.getParent(),e.device=e.WebGPURenderWindow.getDevice())},t.translucentPass=n=>{n&&(t.prepareToDraw(e.WebGPURenderer.getRenderEncoder()),e.renderEncoder.registerDrawCallback(e.pipeline,t.draw))},t.opaquePass=n=>{n&&(t.prepareToDraw(e.WebGPURenderer.getRenderEncoder()),e.renderEncoder.registerDrawCallback(e.pipeline,t.draw))},t.updateUBO=()=>{var s;const r=e.WebGPUActor.getRenderable().getProperty(),a=e.UBO.getSendTime();if(t.getMTime()>a||r.getMTime()>a||e.renderable.getMTime()>a){const i=e.WebGPUActor.getKeyMatrices(e.WebGPURenderer);if(e.UBO.setArray("BCWCMatrix",i.bcwc),e.UBO.setArray("BCSCMatrix",i.bcsc),e.UBO.setArray("MCWCNormals",i.normalMatrix),e.is2D){e.UBO.setValue("ZValue",e.WebGPUActor.getRenderable().getProperty().getDisplayLocation()===yO.FOREGROUND?1:0);const c=r.getColorByReference();e.UBO.setValue("AmbientIntensity",1),e.UBO.setArray("DiffuseColor",[c[0],c[1],c[2],1]),e.UBO.setValue("DiffuseIntensity",0),e.UBO.setValue("SpecularIntensity",0)}else{let c=r.getAmbientColorByReference();e.UBO.setValue("AmbientIntensity",r.getAmbient()),e.UBO.setArray("AmbientColor",[c[0],c[1],c[2],1]),e.UBO.setValue("DiffuseIntensity",r.getDiffuse()),c=r.getDiffuseColorByReference(),e.UBO.setArray("DiffuseColor",[c[0],c[1],c[2],1]),e.UBO.setValue("Roughness",r.getRoughness()),e.UBO.setValue("BaseIOR",r.getBaseIOR()),e.UBO.setValue("Metallic",r.getMetallic()),e.UBO.setValue("NormalStrength",r.getNormalStrength()),e.UBO.setValue("Emission",r.getEmission()),e.UBO.setValue("SpecularIntensity",r.getSpecular()),c=r.getSpecularColorByReference(),e.UBO.setArray("SpecularColor",[c[0],c[1],c[2],1])}const o=(s=r.getEdgeColorByReference)==null?void 0:s.call(r);o&&e.UBO.setArray("EdgeColor",[o[0],o[1],o[2],1]),e.UBO.setValue("LineWidth",r.getLineWidth()),e.UBO.setValue("Opacity",r.getOpacity()),e.UBO.setValue("PropID",e.WebGPUActor.getPropID());const u=e.WebGPURenderWindow.getDevice();e.UBO.sendIfNeeded(u)}},t.haveWideLines=()=>{const n=e.WebGPUActor.getRenderable(),r=n.getProperty().getRepresentation();return n.getProperty().getLineWidth()<=1||e.primitiveType===Je.Verts?!1:e.primitiveType===Je.Triangles||e.primitiveType===Je.TriangleStrips?r===Sa.WIREFRAME:!0},t.replaceShaderPosition=(n,r,a)=>{const s=r.getShaderDescription("vertex");s.addBuiltinOutput("vec4<f32>","@builtin(position) Position"),s.hasOutput("vertexVC")||s.addOutput("vec4<f32>","vertexVC");let i=s.getCode();e.useRendererMatrix?(i=ie.substitute(i,"//VTK::Position::Impl",["    var pCoord: vec4<f32> = rendererUBO.SCPCMatrix*mapperUBO.BCSCMatrix*vertexBC;","    output.vertexVC = rendererUBO.SCVCMatrix * mapperUBO.BCSCMatrix * vec4<f32>(vertexBC.xyz, 1.0);","//VTK::Position::Impl"]).result,e.forceZValue&&(i=ie.substitute(i,"//VTK::Position::Impl",["pCoord = vec4<f32>(pCoord.xyz/pCoord.w, 1.0);","pCoord.z = mapperUBO.ZValue;","//VTK::Position::Impl"]).result)):(i=ie.substitute(i,"//VTK::Position::Impl",["    var pCoord: vec4<f32> = mapperUBO.BCSCMatrix*vertexBC;","    pCoord.x = 2.0* pCoord.x / rendererUBO.viewportSize.x - 1.0;","    pCoord.y = 2.0* pCoord.y / rendererUBO.viewportSize.y - 1.0;","    pCoord.z = 0.5 - 0.5 * pCoord.z;","//VTK::Position::Impl"]).result,e.forceZValue&&(i=ie.substitute(i,"//VTK::Position::Impl",["    pCoord.z = mapperUBO.ZValue;","//VTK::Position::Impl"]).result)),t.haveWideLines()&&(s.addBuiltinInput("u32","@builtin(instance_index) instanceIndex"),i=ie.substitute(i,"//VTK::Position::Impl",["    var tmpPos: vec4<f32> = pCoord;","    var numSteps: f32 = ceil(mapperUBO.LineWidth - 1.0);","    var offset: f32 = (mapperUBO.LineWidth - 1.0) * (f32(input.instanceIndex / 2u) - numSteps/2.0) / numSteps;","    var tmpPos2: vec3<f32> = tmpPos.xyz / tmpPos.w;","    tmpPos2.x = tmpPos2.x + 2.0 * (f32(input.instanceIndex) % 2.0) * offset / rendererUBO.viewportSize.x;","    tmpPos2.y = tmpPos2.y + 2.0 * (f32(input.instanceIndex + 1u) % 2.0) * offset / rendererUBO.viewportSize.y;","    tmpPos2.z = min(1.0, tmpPos2.z + 0.00001);","    pCoord = vec4<f32>(tmpPos2.xyz * tmpPos.w, tmpPos.w);","//VTK::Position::Impl"]).result),i=ie.substitute(i,"//VTK::Position::Impl",["    output.Position = pCoord;"]).result,s.setCode(i)},e.shaderReplacements.set("replaceShaderPosition",t.replaceShaderPosition),t.replaceShaderNormal=(n,r,a)=>{const s=a.getBuffer("normalMC"),i=e.WebGPUActor.getRenderable();if(s){const o=r.getShaderDescription("vertex");o.hasOutput("normalVC")||o.addOutput("vec3<f32>","normalVC",s.getArrayInformation()[0].interpolation),o.hasOutput("tangentVC")||o.addOutput("vec3<f32>","tangentVC",s.getArrayInformation()[0].interpolation),o.hasOutput("bitangentVC")||o.addOutput("vec3<f32>","bitangentVC",s.getArrayInformation()[0].interpolation);let u=o.getCode();u=ie.substitute(u,"//VTK::Normal::Impl",["  output.normalVC = normalize((rendererUBO.WCVCNormals * mapperUBO.MCWCNormals * normalMC).xyz);","  var c1: vec3<f32> = cross(output.normalVC, vec3<f32>(0, 0, 1));","  var c2: vec3<f32> = cross(output.normalVC, vec3<f32>(0, 1, 0));","  var tangent: vec3<f32> = mix(c1, c2, distance(c1, c2));","  output.tangentVC = normalize(tangent);","  output.bitangentVC = normalize(cross(output.normalVC, tangent));"]).result,o.setCode(u);const c=r.getShaderDescription("fragment");u=c.getCode(),i.getProperty().getNormalTexture()?u=ie.substitute(u,"//VTK::Normal::Impl",["  var normal: vec3<f32> = input.normalVC;","  if (!input.frontFacing) { normal = -normal; }","  var tangent: vec3<f32> = input.tangentVC;","  var bitangent: vec3<f32> = input.bitangentVC;","  var TCVCMatrix: mat3x3<f32> = mat3x3<f32>(","    tangent.x, bitangent.x, normal.x,","    tangent.y, bitangent.y, normal.y,","    tangent.z, bitangent.z, normal.z,","  );","  var mappedNormal: vec3<f32> = TCVCMatrix * (_normalMap.xyz * 2 - 1);","  normal = mix(normal, mappedNormal, mapperUBO.NormalStrength);","  normal = normalize(normal);"]).result:u=ie.substitute(u,"//VTK::Normal::Impl",["  var normal: vec3<f32> = input.normalVC;","  if (!input.frontFacing) { normal = -normal; }","  normal = normalize(normal);"]).result,c.setCode(u)}},e.shaderReplacements.set("replaceShaderNormal",t.replaceShaderNormal),t.replaceShaderLight=(n,r,a)=>{var c;if(n.includes("sel"))return;const s=r.getShaderDescription("vertex");s.hasOutput("vertexVC")||s.addOutput("vec4<f32>","vertexVC");const i=e.WebGPURenderer.getRenderable(),o=r.getShaderDescription("fragment");let u=o.getCode();if(u.includes("var normal:")&&e.useRendererMatrix&&!Wc(n)&&!e.is2D&&!n.includes("sel")){const f=["  var pi: f32 = 3.14159265359;","  var fragPos: vec3<f32> = vec3<f32>(input.vertexVC.xyz);","  var V: vec3<f32> = mix(normalize(-fragPos), vec3<f32>(0, 0, 1), f32(rendererUBO.cameraParallel)); // View Vector","  var baseColor: vec3<f32> = _diffuseMap.rgb * diffuseColor.rgb;","  var roughness: f32 = max(0.000001, mapperUBO.Roughness * _roughnessMap.r);","  var metallic: f32 = mapperUBO.Metallic * _metallicMap.r;","  var alpha: f32 = roughness*roughness;","  var ior: f32 = mapperUBO.BaseIOR;","  var k: f32 = alpha*alpha / 2;","  var diffuse: vec3<f32> = vec3<f32>(0.);","  var specular: vec3<f32> = vec3<f32>(0.);","  var emission: vec3<f32> = _emissionMap.rgb * mapperUBO.Emission;","  {","    var i: i32 = 0;","    loop {","      if !(i < rendererUBO.LightCount) { break; }","      switch (i32(rendererLightSSBO.values[i].LightData.x)) {","         // Point Light","         case 0 {","           var color: vec3<f32> = rendererLightSSBO.values[i].LightColor.rgb * rendererLightSSBO.values[i].LightColor.w;","           var pos: vec3<f32> = (rendererLightSSBO.values[i].LightPos).xyz;","           var calculated: PBRData = calcPointLight(normal, V, fragPos, ior, roughness, metallic, pos, color, baseColor);","           diffuse += max(vec3<f32>(0), calculated.diffuse);","           specular += max(vec3<f32>(0), calculated.specular);","          }","         // Directional light","         case 1 {","           var dir: vec3<f32> = (rendererUBO.WCVCNormals * vec4<f32>(normalize(rendererLightSSBO.values[i].LightDir.xyz), 0.)).xyz;","           dir = normalize(dir);","           var color: vec3<f32> = rendererLightSSBO.values[i].LightColor.rgb * rendererLightSSBO.values[i].LightColor.w;","           var calculated: PBRData = calcDirectionalLight(normal, V, ior, roughness, metallic, dir, color, baseColor); // diffuseColor.rgb needs to be fixed with a more dynamic diffuse color","           diffuse += max(vec3<f32>(0), calculated.diffuse);","           specular += max(vec3<f32>(0), calculated.specular);","         }","         // Spot Light","         case 2 {","           var color: vec3<f32> = rendererLightSSBO.values[i].LightColor.rgb * rendererLightSSBO.values[i].LightColor.w;","           var pos: vec3<f32> = (rendererLightSSBO.values[i].LightPos).xyz;","           var dir: vec3<f32> = (rendererUBO.WCVCNormals * vec4<f32>(normalize(rendererLightSSBO.values[i].LightDir.xyz), 0.)).xyz;","           dir = normalize(dir);","           var cones: vec2<f32> = vec2<f32>(rendererLightSSBO.values[i].LightData.y, rendererLightSSBO.values[i].LightData.z);","           var calculated: PBRData = calcSpotLight(normal, V, fragPos, ior, roughness, metallic, pos, dir, cones, color, baseColor);","           diffuse += max(vec3<f32>(0), calculated.diffuse);","           specular += max(vec3<f32>(0), calculated.specular);","         }","         default { continue; }","       }","      continuing { i++; }","    }","  }","  var fresnel: f32 = schlickFresnelIOR(V, normal, ior, k); // Fresnel","  fresnel = min(1.0, fresnel);","  // This could be controlled with its own variable (that isnt base color) for better artistic control","  var fresnelMetallic: vec3<f32> = schlickFresnelRGB(V, normal, baseColor); // Fresnel for metal, takes color into account","  var kS: vec3<f32> = mix(vec3<f32>(fresnel), fresnelMetallic, metallic);","  kS = min(vec3<f32>(1.0), kS);","  var kD: vec3<f32> = (1.0 - kS) * (1.0 - metallic);","  var PBR: vec3<f32> = mapperUBO.DiffuseIntensity*kD*diffuse + kS*specular;","  PBR += emission;","  computedColor = vec4<f32>(PBR, mapperUBO.Opacity);"];(c=i.getEnvironmentTexture())!=null&&c.getImageLoaded()&&f.push("  // To get diffuse IBL, the texture is sampled with normals in worldspace","  var diffuseIBLCoords: vec3<f32> = (transpose(rendererUBO.WCVCNormals) * vec4<f32>(normal, 1.)).xyz;","  var diffuseCoords: vec2<f32> = vecToRectCoord(diffuseIBLCoords);","  // To get specular IBL, the texture is sampled as the worldspace reflection between the normal and view vectors","  // Reflections are first calculated in viewspace, then converted to worldspace to sample the environment","  var VreflN: vec3<f32> = normalize(reflect(-V, normal));","  var reflectionIBLCoords = (transpose(rendererUBO.WCVCNormals) * vec4<f32>(VreflN, 1.)).xyz;","  var specularCoords: vec2<f32> = vecToRectCoord(reflectionIBLCoords);","  var diffuseIBL = textureSampleLevel(EnvironmentTexture, EnvironmentTextureSampler, diffuseCoords, rendererUBO.MaxEnvironmentMipLevel);","  var level = roughness * rendererUBO.MaxEnvironmentMipLevel;","  var specularIBL = textureSampleLevel(EnvironmentTexture, EnvironmentTextureSampler, specularCoords, level);","  var specularIBLContribution: vec3<f32> = specularIBL.rgb*rendererUBO.BackgroundSpecularStrength;","  computedColor += vec4<f32>(specularIBLContribution*kS, 0);","  var diffuseIBLContribution: vec3<f32> = diffuseIBL.rgb*rendererUBO.BackgroundDiffuseStrength;","  diffuseIBLContribution *= baseColor * _ambientOcclusionMap.rgb;","  computedColor += vec4<f32>(diffuseIBLContribution*kD, 0);"),u=ie.substitute(u,"//VTK::Light::Impl",f).result,o.setCode(u)}else u=ie.substitute(u,"//VTK::Light::Impl",["  var diffuse: vec3<f32> = diffuseColor.rgb;","  var specular: vec3<f32> = mapperUBO.SpecularColor.rgb * mapperUBO.SpecularColor.a;","  computedColor = vec4<f32>(diffuse * _diffuseMap.rgb, mapperUBO.Opacity);"]).result,o.setCode(u)},e.shaderReplacements.set("replaceShaderLight",t.replaceShaderLight),t.replaceShaderColor=(n,r,a)=>{if(Wc(n)){const c=r.getShaderDescription("fragment");let f=c.getCode();f=ie.substitute(f,"//VTK::Color::Impl",["ambientColor = mapperUBO.EdgeColor;","diffuseColor = mapperUBO.EdgeColor;"]).result,c.setCode(f);return}const s=a.getBuffer("colorVI");if(!s)return;const i=r.getShaderDescription("vertex");i.addOutput("vec4<f32>","color",s.getArrayInformation()[0].interpolation);let o=i.getCode();o=ie.substitute(o,"//VTK::Color::Impl",["  output.color = colorVI;"]).result,i.setCode(o);const u=r.getShaderDescription("fragment");o=u.getCode(),o=ie.substitute(o,"//VTK::Color::Impl",["ambientColor = input.color;","diffuseColor = input.color;","opacity = mapperUBO.Opacity * input.color.a;"]).result,u.setCode(o)},e.shaderReplacements.set("replaceShaderColor",t.replaceShaderColor),t.replaceShaderTCoord=(n,r,a)=>{var p,T,h,d,x,C,y,v,w,S,R,M,m,O,V,B,b,U,Y,q;if(!a.hasAttribute("tcoord"))return;const s=r.getShaderDescription("vertex"),i=a.getBuffer("tcoord"),o=Ke.getNumberOfComponentsFromBufferFormat(i.getArrayInformation()[0].format);let u=s.getCode();s.addOutput(`vec${o}<f32>`,"tcoordVS"),u=ie.substitute(u,"//VTK::TCoord::Impl",["  output.tcoordVS = tcoord;"]).result,s.setCode(u);const c=r.getShaderDescription("fragment");u=c.getCode();const f=e.WebGPUActor.getRenderable(),l=Z=>Z?Z.getDimensionality()===o:!1,g=[];((h=(T=(p=f.getProperty()).getDiffuseTexture)==null?void 0:T.call(p))!=null&&h.getImageLoaded()||f.getTextures()[0]||e.colorTexture)&&(l((x=(d=f.getProperty()).getDiffuseTexture)==null?void 0:x.call(d))||l(f.getTextures()[0])||l(e.colorTexture))&&g.push("_diffuseMap = textureSample(DiffuseTexture, DiffuseTextureSampler, input.tcoordVS);"),(v=(y=(C=f.getProperty()).getRoughnessTexture)==null?void 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0:Y.call(U))!=null&&q.getImageLoaded()&&l(f.getProperty().getEmissionTexture())&&g.push("_emissionMap = textureSample(EmissionTexture, EmissionTextureSampler, input.tcoordVS);"),u=ie.substitute(u,"//VTK::TCoord::Impl",g).result,c.setCode(u)},e.shaderReplacements.set("replaceShaderTCoord",t.replaceShaderTCoord),t.replaceShaderSelect=(n,r,a)=>{if(n.includes("sel")){const s=r.getShaderDescription("fragment");let i=s.getCode();i=ie.substitute(i,"//VTK::Select::Impl",["  var compositeID: u32 = 0u;"]).result,s.setCode(i)}},e.shaderReplacements.set("replaceShaderSelect",t.replaceShaderSelect),t.getUsage=(n,r)=>n===Sa.POINTS||r===Je.Points?Ae.Verts:r===Je.Lines?Ae.Lines:n===Sa.WIREFRAME?r===Je.Triangles?Ae.LinesFromTriangles:Ae.LinesFromStrips:r===Je.Triangles?Ae.Triangles:r===Je.TriangleStrips?Ae.Strips:r===Je.TriangleEdges?Ae.LinesFromTriangles:Ae.LinesFromStrips,t.getHashFromUsage=n=>`pt${n}`,t.getTopologyFromUsage=n=>{switch(n){case Ae.Triangles:return"triangle-list";case Ae.Verts:return"point-list";case Ae.Lines:default:return"line-list"}},t.buildVertexInput=()=>{var h,d;const n=e.currentInput,r=e.cellArray,a=e.primitiveType;let i=e.WebGPUActor.getRenderable().getProperty().getRepresentation();const o=e.WebGPURenderWindow.getDevice();let u=!1;a===Je.TriangleEdges&&(u=!0,i=Sa.WIREFRAME);const c=e.vertexInput,f=n.getPoints();let l;if(r){const x={hash:`R${i}P${a}${r.getMTime()}`,usage:Ae.Index,cells:r,numberOfPoints:f.getNumberOfPoints(),primitiveType:a,representation:i};l=o.getBufferManager().getBuffer(x),c.setIndexBuffer(l)}else c.setIndexBuffer(null);if(f){const x=e.WebGPUActor.getBufferShift(e.WebGPURenderer),C={hash:`${f.getMTime()}I${l.getMTime()}${x.join()}float32x4`,usage:Ae.PointArray,format:"float32x4",dataArray:f,indexBuffer:l,shift:x,packExtra:!0},y=o.getBufferManager().getBuffer(C);c.addBuffer(y,["vertexBC"])}else c.removeBufferIfPresent("vertexBC");const g=t.getUsage(i,a);if(e._usesCellNormals=!1,!e.is2D&&(g===Ae.Triangles||g===Ae.Strips)){const x=n.getPointData().getNormals(),C={format:"snorm8x4",indexBuffer:l,packExtra:!0,shift:0,scale:127};if(x){C.hash=`${x.getMTime()}I${l.getMTime()}snorm8x4`,C.dataArray=x,C.usage=Ae.PointArray;const y=o.getBufferManager().getBuffer(C);c.addBuffer(y,["normalMC"])}else if(a===Je.Triangles){e._usesCellNormals=!0,C.hash=`PFN${f.getMTime()}I${l.getMTime()}snorm8x4`,C.dataArray=f,C.cells=r,C.usage=Ae.NormalsFromPoints;const y=o.getBufferManager().getBuffer(C);c.addBuffer(y,["normalMC"])}else c.removeBufferIfPresent("normalMC")}else c.removeBufferIfPresent("normalMC");let p=!1;if(e.renderable.getScalarVisibility()){const x=e.renderable.getColorMapColors();if(x&&!u){const C=e.renderable.getScalarMode();let y=!1;(C===Ca.USE_CELL_DATA||C===Ca.USE_CELL_FIELD_DATA||C===Ca.USE_FIELD_DATA||!n.getPointData().getScalars())&&C!==Ca.USE_POINT_FIELD_DATA&&x&&(y=!0);const v={usage:Ae.PointArray,format:"unorm8x4",hash:`${y}${x.getMTime()}I${l.getMTime()}unorm8x4`,dataArray:x,indexBuffer:l,cellData:y,cellOffset:0},w=o.getBufferManager().getBuffer(v);c.addBuffer(w,["colorVI"]),p=!0}}p||c.removeBufferIfPresent("colorVI");let T=null;if((d=(h=e.renderable).getInterpolateScalarsBeforeMapping)!=null&&d.call(h)&&e.renderable.getColorCoordinates()?T=e.renderable.getColorCoordinates():T=n.getPointData().getTCoords(),T&&!u){const x=o.getBufferManager().getBufferForPointArray(T,c.getIndexBuffer());c.addBuffer(x,["tcoord"])}else c.removeBufferIfPresent("tcoord")},t.updateTextures=()=>{var u,c,f,l,g,p,T,h,d,x,C,y,v,w,S;const n=[],r=[],a=(c=(u=e.renderable).getColorTextureMap)==null?void 0:c.call(u);a&&(e.colorTexture||(e.colorTexture=ps.newInstance({label:"polyDataColor"})),e.colorTexture.setInputData(a),r.push(["Diffuse",e.colorTexture]));const s=e.WebGPUActor.getRenderable(),i=e.WebGPURenderer.getRenderable(),o=[];if((l=(f=s.getProperty()).getDiffuseTexture)!=null&&l.call(f)){const R=["Diffuse",s.getProperty().getDiffuseTexture()];o.push(R)}if(s.getTextures()[0]){const R=["Diffuse",s.getTextures()[0]];o.push(R)}if(e.colorTexture){const R=["Diffuse",e.colorTexture];o.push(R)}if((p=(g=s.getProperty()).getRoughnessTexture)!=null&&p.call(g)){const R=["Roughness",s.getProperty().getRoughnessTexture()];o.push(R)}if((h=(T=s.getProperty()).getMetallicTexture)!=null&&h.call(T)){const R=["Metallic",s.getProperty().getMetallicTexture()];o.push(R)}if((x=(d=s.getProperty()).getNormalTexture)!=null&&x.call(d)){const R=["Normal",s.getProperty().getNormalTexture()];o.push(R)}if((y=(C=s.getProperty()).getAmbientOcclusionTexture)!=null&&y.call(C)){const R=["AmbientOcclusion",s.getProperty().getAmbientOcclusionTexture()];o.push(R)}if((w=(v=s.getProperty()).getEmissionTexture)!=null&&w.call(v)){const R=["Emission",s.getProperty().getEmissionTexture()];o.push(R)}if((S=i.getEnvironmentTexture)!=null&&S.call(i)){const R=["Environment",i.getEnvironmentTexture()];o.push(R)}for(let R=0;R<o.length;R++)(o[R][1].getInputData()||o[R][1].getJsImageData()||o[R][1].getCanvas())&&r.push(o[R]),o[R][1].getImage()&&o[R][1].getImageLoaded()&&r.push(o[R]);for(let R=0;R<r.length;R++){const M=r[R][1],m=r[R][0],O=e.device.getTextureManager().getTextureForVTKTexture(M);if(O.getReady()){let V=!1;for(let B=0;B<e.textures.length;B++)e.textures[B]===O&&(V=!0,n[B]=!0);if(!V){n[e.textures.length]=!0;const B=O.createView(`${m}Texture`);e.textures.push(O),e.textureViews.push(B);const b=M.getInterpolate()?"linear":"nearest";let U=null;!U&&M.getEdgeClamp()&&M.getRepeat()&&(U="mirror-repeat"),!U&&M.getEdgeClamp()&&(U="clamp-to-edge"),!U&&M.getRepeat()&&(U="repeat"),m!=="Environment"?B.addSampler(e.device,{addressModeU:U,addressModeV:U,addressModeW:U,minFilter:b,magFilter:b}):B.addSampler(e.device,{addressModeU:"repeat",addressModeV:"clamp-to-edge",addressModeW:"repeat",minFilter:b,magFilter:b,mipmapFilter:"linear"})}}}for(let R=e.textures.length-1;R>=0;R--)n[R]||(e.textures.splice(R,1),e.textureViews.splice(R,1))},t.computePipelineHash=()=>{let n=`pd${e.useRendererMatrix?"r":""}${e.forceZValue?"z":""}`;if(e.primitiveType===Je.TriangleEdges||e.primitiveType===Je.TriangleStripEdges)n+="edge";else{if(e.vertexInput.hasAttribute("normalMC")&&(n+="n"),e.vertexInput.hasAttribute("colorVI")&&(n+="c"),e.vertexInput.hasAttribute("tcoord")){const a=e.vertexInput.getBuffer("tcoord"),s=Ke.getNumberOfComponentsFromBufferFormat(a.getArrayInformation()[0].format);n+=`t${s}`}e.textures.length&&(n+=`tx${e.textures.length}`)}e._usesCellNormals&&(n+="cn"),e.SSBO&&(n+="ssbo");const r=t.getHashFromUsage(e.usage);n+=r,n+=e.renderEncoder.getPipelineHash(),e.pipelineHash=n},t.updateBuffers=()=>{e.primitiveType!==Je.TriangleEdges&&e.primitiveType!==Je.TriangleStripEdges&&t.updateTextures();const n=e.WebGPUActor.getRenderable(),r=n.getProperty().getRepresentation();e.usage=t.getUsage(r,e.primitiveType),t.buildVertexInput();const a=e.vertexInput.getBuffer("vertexBC");if(t.setNumberOfVertices(a.getSizeInBytes()/a.getStrideInBytes()),t.setTopology(t.getTopologyFromUsage(e.usage)),t.updateUBO(),t.haveWideLines()){const s=n.getProperty();t.setNumberOfInstances(Math.ceil(s.getLineWidth()*2))}else t.setNumberOfInstances(1)}}const CO={is2D:!1,cellArray:null,currentInput:null,cellOffset:0,primitiveType:0,colorTexture:null,renderEncoder:null,textures:null};function wg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,CO,n),fo.extend(t,e,n),e.fragmentShaderTemplate=xO,e.vertexShaderTemplate=TO,e._tmpMat3=Kn(new Float64Array(9)),e._tmpMat4=le(new Float64Array(16)),e.UBO=zn.newInstance({label:"mapperUBO"}),e.UBO.addEntry("BCWCMatrix","mat4x4<f32>"),e.UBO.addEntry("BCSCMatrix","mat4x4<f32>"),e.UBO.addEntry("MCWCNormals","mat4x4<f32>"),e.UBO.addEntry("AmbientColor","vec4<f32>"),e.UBO.addEntry("DiffuseColor","vec4<f32>"),e.UBO.addEntry("EdgeColor","vec4<f32>"),e.UBO.addEntry("SpecularColor","vec4<f32>"),e.UBO.addEntry("AmbientIntensity","f32"),e.UBO.addEntry("DiffuseIntensity","f32"),e.UBO.addEntry("Roughness","f32"),e.UBO.addEntry("Metallic","f32"),e.UBO.addEntry("Ambient","f32"),e.UBO.addEntry("Normal","f32"),e.UBO.addEntry("Emission","f32"),e.UBO.addEntry("NormalStrength","f32"),e.UBO.addEntry("BaseIOR","f32"),e.UBO.addEntry("SpecularIntensity","f32"),e.UBO.addEntry("LineWidth","f32"),e.UBO.addEntry("Opacity","f32"),e.UBO.addEntry("ZValue","f32"),e.UBO.addEntry("PropID","u32"),e.UBO.addEntry("ClipNear","f32"),e.UBO.addEntry("ClipFar","f32"),e.UBO.addEntry("Time","u32"),ze(t,e,["cellArray","currentInput","cellOffset","is2D","primitiveType","renderEncoder"]),e.textures=[],SO(t,e)}const wO=Ee(wg,"vtkWebGPUCellArrayMapper");var Eg={newInstance:wO,extend:wg};const{PrimitiveTypes:wa}=wn;function EO(t,e){e.classHierarchy.push("vtkWebGPUPolyDataMapper"),t.createCellArrayMapper=()=>Eg.newInstance(),t.buildPass=n=>{if(n){e.WebGPUActor=t.getFirstAncestorOfType("vtkWebGPUActor"),e.renderable.getStatic()||e.renderable.update();const r=e.renderable.getInputData();e.renderable.mapScalars(r,1),t.updateCellArrayMappers(r)}},t.updateCellArrayMappers=n=>{const r=[n.getVerts(),n.getLines(),n.getPolys(),n.getStrips()],a=[];let s=0;for(let i=wa.Points;i<=wa.Triangles;i++)if(r[i].getNumberOfValues()>0){e.primitives[i]||(e.primitives[i]=t.createCellArrayMapper());const o=e.primitives[i];o.setCellArray(r[i]),o.setCurrentInput(n),o.setCellOffset(s),o.setPrimitiveType(i),o.setRenderable(e.renderable),s+=r[i].getNumberOfCells(),a.push(o)}else e.primitives[i]=null;if(e.WebGPUActor.getRenderable().getProperty().getEdgeVisibility())for(let 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r=e.renderable.getInputData();e.renderable.mapScalars(r,1),t.updateCellArrayMappers(r)}},t.updateCellArrayMappers=n=>{const r=[n.getVerts(),n.getLines(),n.getPolys(),n.getStrips()],a=[];let s=0;for(let i=zc.Points;i<=zc.Triangles;i++)if(r[i].getNumberOfValues()>0){e.primitives[i]||(e.primitives[i]=t.createCellArrayMapper());const o=e.primitives[i];o.setCellArray(r[i]),o.setCurrentInput(n),o.setCellOffset(s),o.setPrimitiveType(i),o.setRenderable(e.renderable),o.setIs2D(!0),s+=r[i].getNumberOfCells(),a.push(o)}else e.primitives[i]=null;t.prepareNodes(),t.addMissingChildren(a),t.removeUnusedNodes()}}function MO(t){return{primitives:[],...t}}function VO(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,MO(n)),Be.extend(t,e,n),e.primitives=[],DO(t,e)}const mO=Ee(VO,"vtkWebGPUPolyDataMapper2D");rn("vtkMapper2D",mO);function LO(t,e){e.classHierarchy.push("vtkWebGPUScalarBarActor"),t.buildPass=n=>{n&&(e.WebGPURenderer=t.getFirstAncestorOfType("vtkWebGPURenderer"),e.WebGPURenderWindow=e.WebGPURenderer.getParent(),e.scalarBarActorHelper.getRenderable()||e.scalarBarActorHelper.setRenderable(e.renderable),t.prepareNodes(),t.addMissingNode(e.scalarBarActorHelper.getBarActor()),t.addMissingNode(e.scalarBarActorHelper.getTmActor()),t.removeUnusedNodes())},t.opaquePass=(n,r)=>{if(n){const a=e.WebGPURenderer?e.WebGPURenderer.getRenderable().getActiveCamera():null,s=e.WebGPURenderer.getTiledSizeAndOrigin();e.scalarBarActorHelper.updateAPISpecificData([s.usize,s.vsize],a,e.WebGPURenderWindow.getRenderable())}}}const BO={};function kO(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,BO,n),Be.extend(t,e,n),e.scalarBarActorHelper=uo.newScalarBarActorHelper(),LO(t,e)}const FO=Ee(kO,"vtkWebGPUScalarBarActor");rn("vtkScalarBarActor",FO);function UO(t,e){e.classHierarchy.push("vtkWebGPUSampler"),t.create=function(n){let r=arguments.length>1&&arguments[1]!==void 0?arguments[1]:{};e.device=n,e.options.addressModeU=r.addressModeU?r.addressModeU:"clamp-to-edge",e.options.addressModeV=r.addressModeV?r.addressModeV:"clamp-to-edge",e.options.addressModeW=r.addressModeW?r.addressModeW:"clamp-to-edge",e.options.magFilter=r.magFilter?r.magFilter:"nearest",e.options.minFilter=r.minFilter?r.minFilter:"nearest",e.options.mipmapFilter=r.mipmapFilter?r.mipmapFilter:"nearest",e.options.label=e.label,e.handle=e.device.getHandle().createSampler(e.options),e.bindGroupTime.modified()},t.getShaderCode=(n,r)=>`@binding(${n}) @group(${r}) var ${e.label}: sampler;`,t.getBindGroupEntry=()=>({resource:e.handle})}const NO={device:null,handle:null,label:null,options:null};function _g(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,NO,n),E.obj(t,e),e.options={},e.bindGroupLayoutEntry={visibility:GPUShaderStage.VERTEX|GPUShaderStage.FRAGMENT,sampler:{}},e.bindGroupTime={},E.obj(e.bindGroupTime,{mtime:0}),E.get(t,e,["bindGroupTime","handle","options"]),E.setGet(t,e,["bindGroupLayoutEntry","device","label"]),UO(t,e)}const bO=E.newInstance(_g);var lo={newInstance:bO,extend:_g};function GO(t,e){e.classHierarchy.push("vtkWebGPUTextureView"),t.create=(n,r)=>{e.texture=n,e.options=r,e.options.dimension=e.options.dimension||"2d",e.options.label=e.label,e.textureHandle=n.getHandle(),e.handle=e.textureHandle.createView(e.options),e.bindGroupLayoutEntry.texture.viewDimension=e.options.dimension;const 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Og={newInstance:WO,extend:Rg};const{BufferUsage:Ac}=wn;function zO(t,e){e.classHierarchy.push("vtkWebGPUTexture"),t.create=(n,r)=>{e.device=n,e.width=r.width,e.height=r.height,e.depth=r.depth?r.depth:1;const a=e.depth===1?"2d":"3d";e.format=r.format?r.format:"rgba8unorm",e.mipLevel=r.mipLevel?r.mipLevel:0,e.usage=r.usage?r.usage:GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_DST,e.handle=e.device.getHandle().createTexture({size:[e.width,e.height,e.depth],format:e.format,usage:e.usage,label:e.label,dimension:a,mipLevelCount:e.mipLevel+1})},t.assignFromHandle=(n,r,a)=>{e.device=n,e.handle=r,e.width=a.width,e.height=a.height,e.depth=a.depth?a.depth:1,e.format=a.format?a.format:"rgba8unorm",e.usage=a.usage?a.usage:GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_DST},t.writeImageData=n=>{let r=[];if(n.canvas){e.device.getHandle().queue.copyExternalImageToTexture({source:n.canvas,flipY:n.flip},{texture:e.handle,premultipliedAlpha:!0},[e.width,e.height,e.depth]),e.ready=!0;return}n.jsImageData&&!n.nativeArray&&(n.width=n.jsImageData.width,n.height=n.jsImageData.height,n.depth=1,n.format="rgba8unorm",n.flip=!0,n.nativeArray=n.jsImageData.data);const a=Ke.getDetailsFromTextureFormat(e.format);let s=e.width*a.stride;const i=(u,c,f)=>{const l=u.length/(c*f)*u.BYTES_PER_ELEMENT,g=a.elementSize===2&&a.sampleType==="float";if(g||l%256){const p=u,T=l/p.BYTES_PER_ELEMENT,h=a.elementSize,d=256*Math.floor((T*h+255)/256),x=d/h,C=E.newTypedArray(g?"Uint16Array":p.constructor.name,x*c*f);for(let y=0;y<c*f;y++)if(g)for(let v=0;v<T;v++)C[y*x+v]=mt.toHalf(p[y*T+v]);else C.set(p.subarray(y*T,(y+1)*T),y*x);return[C,d]}return[u,l]};if(n.nativeArray&&(r=n.nativeArray),n.image){const u=document.createElement("canvas");u.width=n.image.width,u.height=n.image.height;const 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f=e.device.getBufferManager().getBuffer(c);o.copyBufferToTexture({buffer:f.getHandle(),offset:0,bytesPerRow:s,rowsPerImage:e.height},{texture:e.handle},[e.width,e.height,e.depth]),e.device.submitCommandEncoder(o),e.ready=!0}},t.getScale=()=>{const n=Ke.getDetailsFromTextureFormat(e.format);return n.elementSize===2&&n.sampleType==="float"?1:255},t.getNumberOfComponents=()=>Ke.getDetailsFromTextureFormat(e.format).numComponents,t.getDimensionality=()=>{let n=0;return e.width>1&&n++,e.height>1&&n++,e.depth>1&&n++,n},t.resizeToMatch=n=>{(n.getWidth()!==e.width||n.getHeight()!==e.height||n.getDepth()!==e.depth)&&(e.width=n.getWidth(),e.height=n.getHeight(),e.depth=n.getDepth(),e.handle=e.device.getHandle().createTexture({size:[e.width,e.height,e.depth],format:e.format,usage:e.usage,label:e.label}))},t.resize=function(n,r){let a=arguments.length>2&&arguments[2]!==void 0?arguments[2]:1;(n!==e.width||r!==e.height||a!==e.depth)&&(e.width=n,e.height=r,e.depth=a,e.handle=e.device.getHandle().createTexture({size:[e.width,e.height,e.depth],format:e.format,usage:e.usage,label:e.label}))},t.createView=function(n){let r=arguments.length>1&&arguments[1]!==void 0?arguments[1]:{};r.dimension||(r.dimension=e.depth===1?"2d":"3d");const a=Og.newInstance({label:n});return a.create(t,r),a}}const AO={device:null,handle:null,buffer:null,ready:!1,label:null};function Dg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,AO,n),E.obj(t,e),E.get(t,e,["handle","ready","width","height","depth","format","usage"]),E.setGet(t,e,["device","label"]),zO(t,e)}const HO=E.newInstance(Dg);var Kt={newInstance:HO,extend:Dg};function jO(t,e){e.classHierarchy.push("vtkWebGPUPixelSpaceCallbackMapper"),t.opaquePass=(n,r)=>{e.WebGPURenderer=t.getFirstAncestorOfType("vtkWebGPURenderer"),e.WebGPURenderWindow=e.WebGPURenderer.getParent();const a=e.WebGPURenderer.getAspectRatio(),s=e.WebGPURenderer?e.WebGPURenderer.getRenderable().getActiveCamera():null,i=e.WebGPURenderer.getTiledSizeAndOrigin(),o=null;e.renderable.getUseZValues(),e.renderable.invokeCallback(e.renderable.getInputData(),s,a,i,o)}}const KO={};function PO(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,KO,n),Be.extend(t,e,n),jO(t,e)}const XO=E.newInstance(PO,"vtkWebGPUPixelSpaceCallbackMapper");rn("vtkPixelSpaceCallbackMapper",XO);const{vtkDebugMacro:Ea}=E;function IO(t,e){e.classHierarchy.push("vtkCamera");const n=new Float64Array(3),r=new Float64Array([0,0,-1]),a=new Float64Array([0,1,0]),s=le(new Float64Array(16)),i=le(new Float64Array(16)),o=new Float64Array(3),u=new Float64Array(3),c=new Float64Array(3),f=le(new Float64Array(16)),l=le(new Float64Array(16)),g=new Float64Array(3),p=new Float64Array(3);function T(){e.viewPlaneNormal[0]=-e.directionOfProjection[0],e.viewPlaneNormal[1]=-e.directionOfProjection[1],e.viewPlaneNormal[2]=-e.directionOfProjection[2]}t.orthogonalizeViewUp=()=>{const h=t.getViewMatrix();e.viewUp[0]=h[4],e.viewUp[1]=h[5],e.viewUp[2]=h[6],t.modified()},t.setPosition=(h,d,x)=>{h===e.position[0]&&d===e.position[1]&&x===e.position[2]||(e.position[0]=h,e.position[1]=d,e.position[2]=x,t.computeDistance(),t.modified())},t.setFocalPoint=(h,d,x)=>{h===e.focalPoint[0]&&d===e.focalPoint[1]&&x===e.focalPoint[2]||(e.focalPoint[0]=h,e.focalPoint[1]=d,e.focalPoint[2]=x,t.computeDistance(),t.modified())},t.setDistance=h=>{if(e.distance===h)return;e.distance=h,e.distance<1e-20&&(e.distance=1e-20,Ea("Distance is set to minimum."));const d=e.directionOfProjection;e.focalPoint[0]=e.position[0]+d[0]*e.distance,e.focalPoint[1]=e.position[1]+d[1]*e.distance,e.focalPoint[2]=e.position[2]+d[2]*e.distance,t.modified()},t.computeDistance=()=>{const h=e.focalPoint[0]-e.position[0],d=e.focalPoint[1]-e.position[1],x=e.focalPoint[2]-e.position[2];if(e.distance=Math.sqrt(h*h+d*d+x*x),e.distance<1e-20){e.distance=1e-20,Ea("Distance is set to minimum.");const C=e.directionOfProjection;e.focalPoint[0]=e.position[0]+C[0]*e.distance,e.focalPoint[1]=e.position[1]+C[1]*e.distance,e.focalPoint[2]=e.position[2]+C[2]*e.distance}e.directionOfProjection[0]=h/e.distance,e.directionOfProjection[1]=d/e.distance,e.directionOfProjection[2]=x/e.distance,T()},t.dolly=h=>{if(h<=0)return;const d=e.distance/h;t.setPosition(e.focalPoint[0]-d*e.directionOfProjection[0],e.focalPoint[1]-d*e.directionOfProjection[1],e.focalPoint[2]-d*e.directionOfProjection[2])},t.roll=h=>{const d=e.position,x=e.focalPoint,C=e.viewUp,y=new Float64Array([C[0],C[1],C[2],0]);le(f);const v=new Float64Array([x[0]-d[0],x[1]-d[1],x[2]-d[2]]);$t(f,f,ke(h),v),sa(y,y,f),e.viewUp[0]=y[0],e.viewUp[1]=y[1],e.viewUp[2]=y[2],t.modified()},t.azimuth=h=>{const d=e.focalPoint;le(l),Ge(l,l,d),$t(l,l,ke(h),e.viewUp),Ge(l,l,[-d[0],-d[1],-d[2]]),xe(g,e.position,l),t.setPosition(g[0],g[1],g[2])},t.yaw=h=>{const d=e.position;le(l),Ge(l,l,d),$t(l,l,ke(h),e.viewUp),Ge(l,l,[-d[0],-d[1],-d[2]]),xe(p,e.focalPoint,l),t.setFocalPoint(p[0],p[1],p[2])},t.elevation=h=>{const d=e.focalPoint,x=t.getViewMatrix(),C=[-x[0],-x[1],-x[2]];le(l),Ge(l,l,d),$t(l,l,ke(h),C),Ge(l,l,[-d[0],-d[1],-d[2]]),xe(g,e.position,l),t.setPosition(g[0],g[1],g[2])},t.pitch=h=>{const d=e.position,x=t.getViewMatrix(),C=[x[0],x[1],x[2]];le(l),Ge(l,l,d),$t(l,l,ke(h),C),Ge(l,l,[-d[0],-d[1],-d[2]]),xe(p,e.focalPoint,l),t.setFocalPoint(...p)},t.zoom=h=>{h<=0||(e.parallelProjection?e.parallelScale/=h:e.viewAngle/=h,t.modified())},t.translate=(h,d,x)=>{const C=[h,d,x];ui(e.position,C,e.position),ui(e.focalPoint,C,e.focalPoint),t.computeDistance(),t.modified()},t.applyTransform=h=>{const d=[...e.viewUp,1],x=[],C=[],y=[];d[0]+=e.position[0],d[1]+=e.position[1],d[2]+=e.position[2],sa(x,[...e.position,1],h),sa(C,[...e.focalPoint,1],h),sa(y,d,h),y[0]-=x[0],y[1]-=x[1],y[2]-=x[2],t.setPosition(...x.slice(0,3)),t.setFocalPoint(...C.slice(0,3)),t.setViewUp(...y.slice(0,3))},t.getThickness=()=>e.clippingRange[1]-e.clippingRange[0],t.setThickness=h=>{let d=h;d<1e-20&&(d=1e-20,Ea("Thickness is set to minimum.")),t.setClippingRange(e.clippingRange[0],e.clippingRange[0]+d)},t.setThicknessFromFocalPoint=h=>{let d=h;d<1e-20&&(d=1e-20,Ea("Thickness is set to minimum.")),t.setClippingRange(e.distance-d/2,e.distance+d/2)},t.setRoll=h=>{},t.getRoll=()=>{},t.setObliqueAngles=(h,d)=>{},t.getOrientation=()=>{},t.getOrientationWXYZ=()=>{},t.getFrustumPlanes=h=>{},t.getCameraLightTransformMatrix=h=>(qe(h,e.cameraLightTransform),h),t.computeCameraLightTransform=()=>{qe(s,t.getViewMatrix()),ut(s,s),nf(i,[e.distance,e.distance,e.distance]),at(s,s,i),le(e.cameraLightTransform),Ge(e.cameraLightTransform,s,[0,0,-1])},t.deepCopy=h=>{},t.physicalOrientationToWorldDirection=h=>{const d=ac(h[0],h[1],h[2],h[3]),x=Hn(),C=ac(0,0,1,0);return t2(x,d),rc(C,d,C),rc(C,C,x),[C[0],C[1],C[2]]},t.getPhysicalToWorldMatrix=h=>{t.getWorldToPhysicalMatrix(h),ut(h,h)},t.getWorldToPhysicalMatrix=h=>{le(h);const d=[3];Hr(e.physicalViewNorth,e.physicalViewUp,d),h[0]=d[0],h[1]=d[1],h[2]=d[2],h[4]=e.physicalViewUp[0],h[5]=e.physicalViewUp[1],h[6]=e.physicalViewUp[2],h[8]=-e.physicalViewNorth[0],h[9]=-e.physicalViewNorth[1],h[10]=-e.physicalViewNorth[2],Oe(h,h),Ya(o,1/e.physicalScale,1/e.physicalScale,1/e.physicalScale),gr(h,h,o),Ge(h,h,e.physicalTranslation)},t.computeViewParametersFromViewMatrix=h=>{ut(s,h),xe(o,n,s),t.computeDistance();const d=e.distance;t.setPosition(o[0],o[1],o[2]),xe(u,r,s),Tn(u,u,o),zr(u,u),t.setDirectionOfProjection(u[0],u[1],u[2]),xe(c,a,s),Tn(c,c,o),zr(c,c),t.setViewUp(c[0],c[1],c[2]),t.setDistance(d)},t.computeViewParametersFromPhysicalMatrix=h=>{t.getWorldToPhysicalMatrix(s),at(s,h,s),t.computeViewParametersFromViewMatrix(s)},t.setViewMatrix=h=>{e.viewMatrix=h,e.viewMatrix&&(qe(s,e.viewMatrix),t.computeViewParametersFromViewMatrix(s),Oe(e.viewMatrix,e.viewMatrix))},t.getViewMatrix=()=>{if(e.viewMatrix)return e.viewMatrix;lf(s,e.position,e.focalPoint,e.viewUp),Oe(s,s);const h=new Float64Array(16);return qe(h,s),h},t.setProjectionMatrix=h=>{e.projectionMatrix=h},t.getProjectionMatrix=(h,d,x)=>{const C=new Float64Array(16);if(le(C),e.projectionMatrix){const w=1/e.physicalScale;return Ya(o,w,w,w),qe(C,e.projectionMatrix),gr(C,C,o),Oe(C,C),C}le(s);const y=e.clippingRange[1]-e.clippingRange[0],v=[e.clippingRange[0]+(d+1)*y/2,e.clippingRange[0]+(x+1)*y/2];if(e.parallelProjection){const w=e.parallelScale*h,S=e.parallelScale,R=(e.windowCenter[0]-1)*w,M=(e.windowCenter[0]+1)*w,m=(e.windowCenter[1]-1)*S,O=(e.windowCenter[1]+1)*S;ff(s,R,M,m,O,v[0],v[1]),Oe(s,s)}else{if(e.useOffAxisProjection)throw new Error("Off-Axis projection is not supported at this time");{const w=Math.tan(ke(e.viewAngle)/2);let S,R;e.useHorizontalViewAngle===!0?(S=e.clippingRange[0]*w,R=e.clippingRange[0]*w/h):(S=e.clippingRange[0]*w*h,R=e.clippingRange[0]*w);const M=(e.windowCenter[0]-1)*S,m=(e.windowCenter[0]+1)*S,O=(e.windowCenter[1]-1)*R,V=(e.windowCenter[1]+1)*R,B=v[0],b=v[1];s[0]=2*B/(m-M),s[5]=2*B/(V-O),s[2]=(M+m)/(m-M),s[6]=(O+V)/(V-O),s[10]=-(B+b)/(b-B),s[14]=-1,s[11]=-2*B*b/(b-B),s[15]=0}}return qe(C,s),C},t.getCompositeProjectionMatrix=(h,d,x)=>{const C=t.getViewMatrix(),y=t.getProjectionMatrix(h,d,x);return at(y,C,y),y},t.setDirectionOfProjection=(h,d,x)=>{if(e.directionOfProjection[0]===h&&e.directionOfProjection[1]===d&&e.directionOfProjection[2]===x)return;e.directionOfProjection[0]=h,e.directionOfProjection[1]=d,e.directionOfProjection[2]=x;const C=e.directionOfProjection;e.focalPoint[0]=e.position[0]+C[0]*e.distance,e.focalPoint[1]=e.position[1]+C[1]*e.distance,e.focalPoint[2]=e.position[2]+C[2]*e.distance,T()},t.setDeviceAngles=(h,d,x,C)=>{const y=[3];Hr(e.physicalViewNorth,e.physicalViewUp,y);const v=le(new Float64Array(16));$t(v,v,ke(h),e.physicalViewUp),$t(v,v,ke(d),y),$t(v,v,ke(x),e.physicalViewNorth),$t(v,v,ke(-C),e.physicalViewUp);const w=new Float64Array([-e.physicalViewUp[0],-e.physicalViewUp[1],-e.physicalViewUp[2]]),S=new Float64Array(e.physicalViewNorth);xe(w,w,v),xe(S,S,v),t.setDirectionOfProjection(w[0],w[1],w[2]),t.setViewUp(S[0],S[1],S[2]),t.modified()},t.setOrientationWXYZ=(h,d,x,C)=>{const y=le(new Float64Array(16));if(h!==0&&(d!==0||x!==0||C!==0)){const S=ke(h),R=Hn();zi(R,[d,x,C],S),Wi(y,R)}const v=new Float64Array(3);xe(v,[0,0,-1],y);const w=new Float64Array(3);xe(w,[0,1,0],y),t.setDirectionOfProjection(...v),t.setViewUp(...w),t.modified()},t.computeClippingRange=h=>{let d=null,x=null;d=e.viewPlaneNormal,x=e.position;const C=-d[0],y=-d[1],v=-d[2],w=-(C*x[0]+y*x[1]+v*x[2]),S=[C*h[0]+y*h[2]+v*h[4]+w,1e-18];for(let R=0;R<2;R++)for(let M=0;M<2;M++)for(let m=0;m<2;m++){const O=C*h[m]+y*h[2+M]+v*h[4+R]+w;S[0]=O<S[0]?O:S[0],S[1]=O>S[1]?O:S[1]}return S}}const YO={position:[0,0,1],focalPoint:[0,0,0],viewUp:[0,1,0],directionOfProjection:[0,0,-1],parallelProjection:!1,useHorizontalViewAngle:!1,viewAngle:30,parallelScale:1,clippingRange:[.01,1000.01],windowCenter:[0,0],viewPlaneNormal:[0,0,1],useOffAxisProjection:!1,screenBottomLeft:[-.5,-.5,-.5],screenBottomRight:[.5,-.5,-.5],screenTopRight:[.5,.5,-.5],freezeFocalPoint:!1,projectionMatrix:null,viewMatrix:null,cameraLightTransform:$i(),physicalTranslation:[0,0,0],physicalScale:1,physicalViewUp:[0,1,0],physicalViewNorth:[0,0,-1]};function Mg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,YO,n),E.obj(t,e),E.get(t,e,["distance"]),E.setGet(t,e,["parallelProjection","useHorizontalViewAngle","viewAngle","parallelScale","useOffAxisProjection","freezeFocalPoint","physicalScale"]),E.getArray(t,e,["directionOfProjection","viewPlaneNormal","position","focalPoint"]),E.setGetArray(t,e,["clippingRange","windowCenter"],2),E.setGetArray(t,e,["viewUp","screenBottomLeft","screenBottomRight","screenTopRight","physicalTranslation","physicalViewUp","physicalViewNorth"],3),IO(t,e)}const qO=E.newInstance(Mg,"vtkCamera");var QO={newInstance:qO,extend:Mg};const ZO=["HeadLight","CameraLight","SceneLight"];function JO(t,e){e.classHierarchy.push("vtkLight");const n=new Float64Array(3);t.getTransformedPosition=()=>(e.transformMatrix?xe(n,e.position,e.transformMatrix):Ya(n,e.position[0],e.position[1],e.position[2]),n),t.getTransformedFocalPoint=()=>(e.transformMatrix?xe(n,e.focalPoint,e.transformMatrix):Ya(n,e.focalPoint[0],e.focalPoint[1],e.focalPoint[2]),n),t.getDirection=()=>(e.directionMTime<e.mtime&&(oi(e.direction,e.focalPoint,e.position),jr(e.direction),e.directionMTime=e.mtime),e.direction),t.setDirection=r=>{const a=new Float64Array(3);oi(a,e.position,r),e.focalPoint=a},t.setDirectionAngle=(r,a)=>{const s=ke(r),i=ke(a);t.setPosition(Math.cos(s)*Math.sin(i),Math.sin(s),Math.cos(s)*Math.cos(i)),t.setFocalPoint(0,0,0),t.setPositional(0)},t.setLightTypeToHeadLight=()=>{t.setLightType("HeadLight")},t.setLightTypeToCameraLight=()=>{t.setLightType("CameraLight")},t.setLightTypeToSceneLight=()=>{t.setTransformMatrix(null),t.setLightType("SceneLight")},t.lightTypeIsHeadLight=()=>e.lightType==="HeadLight",t.lightTypeIsSceneLight=()=>e.lightType==="SceneLight",t.lightTypeIsCameraLight=()=>e.lightType==="CameraLight"}const eD={switch:!0,intensity:1,color:[1,1,1],position:[0,0,1],focalPoint:[0,0,0],positional:!1,exponent:1,coneAngle:30,coneFalloff:5,attenuationValues:[1,0,0],transformMatrix:null,lightType:"SceneLight",shadowAttenuation:1,direction:[0,0,0],directionMTime:0};function Vg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,eD,n),E.obj(t,e),E.setGet(t,e,["intensity","switch","positional","exponent","coneAngle","coneFalloff","transformMatrix","lightType","shadowAttenuation","attenuationValues"]),E.setGetArray(t,e,["color","position","focalPoint","attenuationValues"],3),JO(t,e)}const tD=E.newInstance(Vg,"vtkLight");var nD={newInstance:tD,extend:Vg,LIGHT_TYPES:ZO};const{vtkErrorMacro:Na}=E;function rD(t){return()=>Na(`vtkViewport::${t} - NOT IMPLEMENTED`)}function aD(t,e){e.classHierarchy.push("vtkViewport"),t.getViewProps=()=>e.props,t.hasViewProp=r=>e.props.includes(r),t.addViewProp=r=>{r&&!t.hasViewProp(r)&&e.props.push(r)},t.removeViewProp=r=>{const a=e.props.filter(s=>s!==r);e.props.length!==a.length&&(e.props=a)},t.removeAllViewProps=()=>{e.props=[]};function n(r){let a=arguments.length>1&&arguments[1]!==void 0?arguments[1]:[];a.push(r);const s=r.getNestedProps();if(s&&s.length)for(let i=0;i<s.length;i++)n(s[i],a);return a}t.getViewPropsWithNestedProps=()=>{const r=[];for(let a=0;a<e.props.length;a++)n(e.props[a],r);return r},t.addActor2D=t.addViewProp,t.removeActor2D=r=>{t.removeViewProp(r)},t.getActors2D=()=>(e.actors2D=[],e.props.forEach(r=>{e.actors2D=e.actors2D.concat(r.getActors2D())}),e.actors2D),t.displayToView=()=>Na("call displayToView on your view instead"),t.viewToDisplay=()=>Na("callviewtodisplay on your view instead"),t.getSize=()=>Na("call getSize on your View instead"),t.normalizedDisplayToProjection=(r,a,s)=>{const i=t.normalizedDisplayToNormalizedViewport(r,a,s);return t.normalizedViewportToProjection(i[0],i[1],i[2])},t.normalizedDisplayToNormalizedViewport=(r,a,s)=>{const i=[e.viewport[2]-e.viewport[0],e.viewport[3]-e.viewport[1]];return[(r-e.viewport[0])/i[0],(a-e.viewport[1])/i[1],s]},t.normalizedViewportToProjection=(r,a,s)=>[r*2-1,a*2-1,s*2-1],t.projectionToNormalizedDisplay=(r,a,s)=>{const i=t.projectionToNormalizedViewport(r,a,s);return t.normalizedViewportToNormalizedDisplay(i[0],i[1],i[2])},t.normalizedViewportToNormalizedDisplay=(r,a,s)=>{const i=[e.viewport[2]-e.viewport[0],e.viewport[3]-e.viewport[1]];return[r*i[0]+e.viewport[0],a*i[1]+e.viewport[1],s]},t.projectionToNormalizedViewport=(r,a,s)=>[(r+1)*.5,(a+1)*.5,(s+1)*.5],t.PickPropFrom=rD("PickPropFrom")}const sD={background:[0,0,0],background2:[.2,.2,.2],gradientBackground:!1,viewport:[0,0,1,1],aspect:[1,1],pixelAspect:[1,1],props:[],actors2D:[]};function mg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,sD,n),E.obj(t,e),E.event(t,e,"event"),E.setGetArray(t,e,["viewport"],4),E.setGetArray(t,e,["background","background2"],3),aD(t,e)}const iD=E.newInstance(mg,"vtkViewport");var oD={newInstance:iD,extend:mg};const{vtkDebugMacro:Dr,vtkErrorMacro:dn,vtkWarningMacro:cD}=Pt;function Hc(t){return()=>dn(`vtkRenderer::${t} - NOT IMPLEMENTED`)}function uD(t,e){e.classHierarchy.push("vtkRenderer");const n={type:"ComputeVisiblePropBoundsEvent",renderer:t},r={type:"ResetCameraClippingRangeEvent",renderer:t},a={type:"ResetCameraEvent",renderer:t};t.updateCamera=()=>(e.activeCamera||(Dr("No cameras are on, creating one."),t.getActiveCameraAndResetIfCreated()),e.activeCamera.render(t),!0),t.updateLightsGeometryToFollowCamera=()=>{const s=t.getActiveCameraAndResetIfCreated();e.lights.forEach(i=>{i.lightTypeIsSceneLight()||(i.lightTypeIsHeadLight()?(i.setPositionFrom(s.getPositionByReference()),i.setFocalPointFrom(s.getFocalPointByReference()),i.modified(s.getMTime())):i.lightTypeIsCameraLight()?i.setTransformMatrix(s.getCameraLightTransformMatrix($i())):dn("light has unknown light type",i.get()))})},t.updateLightGeometry=()=>e.lightFollowCamera?t.updateLightsGeometryToFollowCamera():!0,t.allocateTime=Hc("allocateTime"),t.updateGeometry=Hc("updateGeometry"),t.getVTKWindow=()=>e._renderWindow,t.setLayer=s=>{Dr(t.getClassName(),t,"setting Layer to ",s),e.layer!==s&&(e.layer=s,t.modified()),t.setPreserveColorBuffer(!!s)},t.setActiveCamera=s=>e.activeCamera===s?!1:(e.activeCamera=s,t.modified(),t.invokeEvent({type:"ActiveCameraEvent",camera:s}),!0),t.makeCamera=()=>{const s=QO.newInstance();return t.invokeEvent({type:"CreateCameraEvent",camera:s}),s},t.getActiveCamera=()=>(e.activeCamera||(e.activeCamera=t.makeCamera()),e.activeCamera),t.getActiveCameraAndResetIfCreated=()=>(e.activeCamera||(t.getActiveCamera(),t.resetCamera()),e.activeCamera),t.getActors=()=>(e.actors=[],e.props.forEach(s=>{e.actors=e.actors.concat(s.getActors())}),e.actors),t.addActor=t.addViewProp,t.removeActor=s=>{e.actors=e.actors.filter(i=>i!==s),t.removeViewProp(s),t.modified()},t.removeAllActors=()=>{t.getActors().forEach(i=>{t.removeViewProp(i)}),e.actors=[],t.modified()},t.getVolumes=()=>(e.volumes=[],e.props.forEach(s=>{e.volumes=e.volumes.concat(s.getVolumes())}),e.volumes),t.addVolume=t.addViewProp,t.removeVolume=s=>{e.volumes=e.volumes.filter(i=>i!==s),t.removeViewProp(s),t.modified()},t.removeAllVolumes=()=>{t.getVolumes().forEach(i=>{t.removeViewProp(i)}),e.volumes=[],t.modified()},t.hasLight=s=>e.lights.includes(s),t.addLight=s=>{s&&!t.hasLight(s)&&(e.lights.push(s),t.modified())},t.removeLight=s=>{e.lights=e.lights.filter(i=>i!==s),t.modified()},t.removeAllLights=()=>{e.lights=[],t.modified()},t.setLightCollection=s=>{e.lights=s,t.modified()},t.makeLight=nD.newInstance,t.createLight=()=>{e.automaticLightCreation&&(e._createdLight&&(t.removeLight(e._createdLight),e._createdLight.delete(),e._createdLight=null),e._createdLight=t.makeLight(),t.addLight(e._createdLight),e._createdLight.setLightTypeToHeadLight(),e._createdLight.setPosition(t.getActiveCamera().getPosition()),e._createdLight.setFocalPoint(t.getActiveCamera().getFocalPoint()))},t.normalizedDisplayToWorld=(s,i,o,u)=>{let c=t.normalizedDisplayToProjection(s,i,o);return c=t.projectionToView(c[0],c[1],c[2],u),t.viewToWorld(c[0],c[1],c[2])},t.worldToNormalizedDisplay=(s,i,o,u)=>{let c=t.worldToView(s,i,o);return c=t.viewToProjection(c[0],c[1],c[2],u),t.projectionToNormalizedDisplay(c[0],c[1],c[2])},t.viewToWorld=(s,i,o)=>{if(e.activeCamera===null)return dn("ViewToWorld: no active camera, cannot compute view to world, returning 0,0,0"),[0,0,0];const u=e.activeCamera.getViewMatrix();ut(u,u),Oe(u,u);const c=new Float64Array([s,i,o]);return xe(c,c,u),c},t.projectionToView=(s,i,o,u)=>{if(e.activeCamera===null)return dn("ProjectionToView: no active camera, cannot compute projection to view, returning 0,0,0"),[0,0,0];const c=e.activeCamera.getProjectionMatrix(u,-1,1);ut(c,c),Oe(c,c);const f=new Float64Array([s,i,o]);return xe(f,f,c),f},t.worldToView=(s,i,o)=>{if(e.activeCamera===null)return dn("WorldToView: no active camera, cannot compute view to world, returning 0,0,0"),[0,0,0];const u=e.activeCamera.getViewMatrix();Oe(u,u);const c=new Float64Array([s,i,o]);return xe(c,c,u),c},t.viewToProjection=(s,i,o,u)=>{if(e.activeCamera===null)return dn("ViewToProjection: no active camera, cannot compute view to projection, returning 0,0,0"),[0,0,0];const c=e.activeCamera.getProjectionMatrix(u,-1,1);Oe(c,c);const f=new Float64Array([s,i,o]);return xe(f,f,c),f},t.computeVisiblePropBounds=()=>{e.allBounds[0]=Re.INIT_BOUNDS[0],e.allBounds[1]=Re.INIT_BOUNDS[1],e.allBounds[2]=Re.INIT_BOUNDS[2],e.allBounds[3]=Re.INIT_BOUNDS[3],e.allBounds[4]=Re.INIT_BOUNDS[4],e.allBounds[5]=Re.INIT_BOUNDS[5];let s=!0;t.invokeEvent(n);for(let i=0;i<e.props.length;++i){const o=e.props[i];if(o.getVisibility()&&o.getUseBounds()){const u=o.getBounds();u&&Ms(u)&&(s=!1,u[0]<e.allBounds[0]&&(e.allBounds[0]=u[0]),u[1]>e.allBounds[1]&&(e.allBounds[1]=u[1]),u[2]<e.allBounds[2]&&(e.allBounds[2]=u[2]),u[3]>e.allBounds[3]&&(e.allBounds[3]=u[3]),u[4]<e.allBounds[4]&&(e.allBounds[4]=u[4]),u[5]>e.allBounds[5]&&(e.allBounds[5]=u[5]))}}return s&&(Ii(e.allBounds),Dr("Can't compute bounds, no 3D props are visible")),e.allBounds},t.resetCamera=function(){const i=(arguments.length>0&&arguments[0]!==void 0?arguments[0]:null)||t.computeVisiblePropBounds(),o=[0,0,0];if(!Ms(i))return Dr("Cannot reset camera!"),!1;let u=null;if(t.getActiveCamera())u=e.activeCamera.getViewPlaneNormal();else return dn("Trying to reset non-existent camera"),!1;e.activeCamera.setViewAngle(30),o[0]=(i[0]+i[1])/2,o[1]=(i[2]+i[3])/2,o[2]=(i[4]+i[5])/2;let c=i[1]-i[0],f=i[3]-i[2],l=i[5]-i[4];c*=c,f*=f,l*=l;let g=c+f+l;g=g===0?1:g,g=Math.sqrt(g)*.5;const p=ke(e.activeCamera.getViewAngle()),T=g,h=g/Math.sin(p*.5),d=e.activeCamera.getViewUp();return Math.abs(ge(d,u))>.999&&(cD("Resetting view-up since view plane normal is parallel"),e.activeCamera.setViewUp(-d[2],d[0],d[1])),e.activeCamera.setFocalPoint(o[0],o[1],o[2]),e.activeCamera.setPosition(o[0]+h*u[0],o[1]+h*u[1],o[2]+h*u[2]),t.resetCameraClippingRange(i),e.activeCamera.setParallelScale(T),e.activeCamera.setPhysicalScale(g),e.activeCamera.setPhysicalTranslation(-o[0],-o[1],-o[2]),t.invokeEvent(a),!0},t.resetCameraClippingRange=function(){const i=(arguments.length>0&&arguments[0]!==void 0?arguments[0]:null)||t.computeVisiblePropBounds();if(!Ms(i))return Dr("Cannot reset camera clipping range!"),!1;if(t.getActiveCameraAndResetIfCreated(),!e.activeCamera)return dn("Trying to reset clipping range of non-existent camera"),!1;const o=e.activeCamera.computeClippingRange(i);let u=0;if(e.activeCamera.getParallelProjection())u=.2*e.activeCamera.getParallelScale();else{const c=ke(e.activeCamera.getViewAngle());u=.2*Math.tan(c/2)*o[1]}return o[1]-o[0]<u&&(u=u-o[1]+o[0],o[1]+=u/2,o[0]-=u/2),o[0]<0&&(o[0]=0),o[0]=.99*o[0]-(o[1]-o[0])*e.clippingRangeExpansion,o[1]=1.01*o[1]+(o[1]-o[0])*e.clippingRangeExpansion,o[0]=o[0]>=o[1]?.01*o[1]:o[0],e.nearClippingPlaneTolerance||(e.nearClippingPlaneTolerance=.01),o[0]<e.nearClippingPlaneTolerance*o[1]&&(o[0]=e.nearClippingPlaneTolerance*o[1]),e.activeCamera.setClippingRange(o[0],o[1]),t.invokeEvent(r),!1},t.setRenderWindow=s=>{s!==e._renderWindow&&(e._vtkWindow=s,e._renderWindow=s)},t.visibleActorCount=()=>e.props.filter(s=>s.getVisibility()).length,t.visibleVolumeCount=t.visibleActorCount,t.getMTime=()=>{let s=e.mtime;const i=e.activeCamera?e.activeCamera.getMTime():0;i>s&&(s=i);const o=e._createdLight?e._createdLight.getMTime():0;return o>s&&(s=o),s},t.getTransparent=()=>!!e.preserveColorBuffer,t.isActiveCameraCreated=()=>!!e.activeCamera}const fD={pickedProp:null,activeCamera:null,allBounds:[],ambient:[1,1,1],allocatedRenderTime:100,timeFactor:1,automaticLightCreation:!0,twoSidedLighting:!0,lastRenderTimeInSeconds:-1,renderWindow:null,lights:[],actors:[],volumes:[],lightFollowCamera:!0,numberOfPropsRendered:0,propArray:null,pathArray:null,layer:0,preserveColorBuffer:!1,preserveDepthBuffer:!1,computeVisiblePropBounds:Yi(),interactive:!0,nearClippingPlaneTolerance:0,clippingRangeExpansion:.05,erase:!0,draw:!0,useShadows:!1,useDepthPeeling:!1,occlusionRatio:0,maximumNumberOfPeels:4,selector:null,delegate:null,texturedBackground:!1,backgroundTexture:null,environmentTexture:null,environmentTextureDiffuseStrength:1,environmentTextureSpecularStrength:1,useEnvironmentTextureAsBackground:!1,pass:0};function Lg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};for(Object.assign(e,fD,n),oD.extend(t,e,n),e.background||(e.background=[0,0,0,1]);e.background.length<3;)e.background.push(0);e.background.length===3&&e.background.push(1),st(t,e,["_renderWindow","allocatedRenderTime","timeFactor","lastRenderTimeInSeconds","numberOfPropsRendered","lastRenderingUsedDepthPeeling","selector"]),ze(t,e,["twoSidedLighting","lightFollowCamera","automaticLightCreation","erase","draw","nearClippingPlaneTolerance","clippingRangeExpansion","backingStore","interactive","layer","preserveColorBuffer","preserveDepthBuffer","useDepthPeeling","occlusionRatio","maximumNumberOfPeels","delegate","backgroundTexture","texturedBackground","environmentTexture","environmentTextureDiffuseStrength","environmentTextureSpecularStrength","useEnvironmentTextureAsBackground","useShadows","pass"]),xr(t,e,["actors","volumes","lights"]),Vi(t,e,["background"],4,1),Yr(t,e,["renderWindow"]),uD(t,e)}const lD=Ee(Lg,"vtkRenderer");var gD={newInstance:lD,extend:Lg};const pD="WebGL",as=Object.create(null);function go(t,e){as[t]=e}function hD(){return Object.keys(as)}function Bg(t){let e=arguments.length>1&&arguments[1]!==void 0?arguments[1]:{};return as[t]&&as[t](e)}function dD(t,e){e.classHierarchy.push("vtkRenderWindow"),t.addRenderer=n=>{t.hasRenderer(n)||(n.setRenderWindow(t),e.renderers.push(n),t.modified())},t.removeRenderer=n=>{e.renderers=e.renderers.filter(r=>r!==n),t.modified()},t.hasRenderer=n=>e.renderers.indexOf(n)!==-1,t.newAPISpecificView=function(n){let r=arguments.length>1&&arguments[1]!==void 0?arguments[1]:{};return Bg(n||e.defaultViewAPI,r)},t.addView=n=>{t.hasView(n)||(n.setRenderable(t),e._views.push(n),t.modified())},t.removeView=n=>{e._views=e._views.filter(r=>r!==n),t.modified()},t.hasView=n=>e._views.indexOf(n)!==-1,t.preRender=()=>{e.renderers.forEach(n=>{n.isActiveCameraCreated()||n.resetCamera()})},t.render=()=>{t.preRender(),e.interactor?e.interactor.render():e._views.forEach(n=>n.traverseAllPasses())},t.getStatistics=()=>{const n={propCount:0,invisiblePropCount:0,gpuMemoryMB:0};return e._views.forEach(r=>{r.getGraphicsMemoryInfo&&(n.gpuMemoryMB+=r.getGraphicsMemoryInfo()/1e6)}),e.renderers.forEach(r=>{const a=r.getViewProps(),s=e._views[0].getViewNodeFor(r);a.forEach(i=>{if(i.getVisibility()){n.propCount+=1;const o=i.getMapper&&i.getMapper();if(o&&o.getPrimitiveCount){const u=s.getViewNodeFor(o);if(u){u.getAllocatedGPUMemoryInBytes&&(n.gpuMemoryMB+=u.getAllocatedGPUMemoryInBytes()/1e6);const c=o.getPrimitiveCount();Object.keys(c).forEach(f=>{n[f]||(n[f]=0),n[f]+=c[f]})}}}else n.invisiblePropCount+=1})}),n.str=Object.keys(n).map(r=>`${r}: ${n[r]}`).join(`
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Ci={Unknown:0,LeftController:1,RightController:2},kr={Unknown:0,Trigger:1,TrackPad:2,Grip:3,Thumbstick:4,A:5,B:6,ApplicationMenu:7},xD={Unknown:0,TouchpadX:1,TouchpadY:2,ThumbstickX:3,ThumbstickY:4};var Fg={Device:Ci,Input:kr,Axis:xD};const{Device:_a,Input:Bn}=Fg,{vtkWarningMacro:Ra,vtkErrorMacro:Oa,normalizeWheel:SD,vtkOnceErrorMacro:CD}=E,Jn={ctrlKey:!1,altKey:!1,shiftKey:!1},js={"xr-standard":[Bn.Trigger,Bn.Grip,Bn.TrackPad,Bn.Thumbstick,Bn.A,Bn.B]},po=["StartAnimation","Animation","EndAnimation","PointerEnter","PointerLeave","MouseEnter","MouseLeave","StartMouseMove","MouseMove","EndMouseMove","LeftButtonPress","LeftButtonRelease","MiddleButtonPress","MiddleButtonRelease","RightButtonPress","RightButtonRelease","KeyPress","KeyDown","KeyUp","StartMouseWheel","MouseWheel","EndMouseWheel","StartPinch","Pinch","EndPinch","StartPan","Pan","EndPan","StartRotate","Rotate","EndRotate","Button3D","Move3D","StartPointerLock","EndPointerLock","StartInteraction","Interaction","EndInteraction","AnimationFrameRateUpdate"];function Mr(t){t.cancelable&&t.preventDefault()}function Da(t){const e=Object.create(null);return t.forEach(n=>{let{pointerId:r,position:a}=n;e[r]=a}),e}function wD(t,e){e.classHierarchy.push("vtkRenderWindowInteractor");const n={...t},r=new Set,a=new Map;let s=1;t.start=()=>{!e.initialized&&(t.initialize(),!e.initialized)||t.startEventLoop()},t.setRenderWindow=h=>{Oa("you want to call setView(view) instead of setRenderWindow on a vtk.js interactor")},t.setInteractorStyle=h=>{e.interactorStyle!==h&&(e.interactorStyle!=null&&e.interactorStyle.setInteractor(null),e.interactorStyle=h,e.interactorStyle!=null&&e.interactorStyle.getInteractor()!==t&&e.interactorStyle.setInteractor(t))},t.initialize=()=>{e.initialized=!0,t.enable(),t.render()},t.enable=()=>t.setEnabled(!0),t.disable=()=>t.setEnabled(!1),t.startEventLoop=()=>Ra("empty event loop");function i(h,d){e._forcedRenderer||(e.currentRenderer=t.findPokedRenderer(h,d))}t.getCurrentRenderer=()=>(e.currentRenderer||i(0,0),e.currentRenderer);function o(h){const d=e._view.getCanvas(),x=d.getBoundingClientRect(),C=d.width/x.width,y=d.height/x.height,v={x:C*(h.clientX-x.left),y:y*(x.height-h.clientY+x.top),z:0};return(a.size<=1||!e.currentRenderer)&&i(v.x,v.y),v}const u=e._getScreenEventPositionFor||o;function c(h){return{controlKey:h.ctrlKey,altKey:h.altKey,shiftKey:h.shiftKey}}function f(h){const d=c(h);return{key:h.key,keyCode:h.charCode,...d}}function l(h){return h.pointerType||""}const g=()=>{if(e.container===null)return;const{container:h}=e;h.addEventListener("contextmenu",Mr),h.addEventListener("wheel",t.handleWheel),h.addEventListener("DOMMouseScroll",t.handleWheel),h.addEventListener("pointerenter",t.handlePointerEnter),h.addEventListener("pointerleave",t.handlePointerLeave),h.addEventListener("pointermove",t.handlePointerMove,{passive:!1}),h.addEventListener("pointerdown",t.handlePointerDown,{passive:!1}),h.addEventListener("pointerup",t.handlePointerUp),h.addEventListener("pointercancel",t.handlePointerCancel),document.addEventListener("keypress",t.handleKeyPress),document.addEventListener("keydown",t.handleKeyDown),document.addEventListener("keyup",t.handleKeyUp),document.addEventListener("pointerlockchange",t.handlePointerLockChange),h.style.touchAction="none",h.style.userSelect="none",h.style.webkitTapHighlightColor="rgba(0,0,0,0)"};t.bindEvents=h=>{if(h===null)return;n.setContainer(h)&&g()};const p=()=>{clearTimeout(e.moveTimeoutID),clearTimeout(e.wheelTimeoutID),e.moveTimeoutID=0,e.wheelTimeoutID=0,s=1;const{container:h}=e;h&&(h.removeEventListener("contextmenu",Mr),h.removeEventListener("wheel",t.handleWheel),h.removeEventListener("DOMMouseScroll",t.handleWheel),h.removeEventListener("pointerenter",t.handlePointerEnter),h.removeEventListener("pointerleave",t.handlePointerLeave),h.removeEventListener("pointermove",t.handlePointerMove,{passive:!1}),h.removeEventListener("pointerdown",t.handlePointerDown,{passive:!1}),h.removeEventListener("pointerup",t.handlePointerUp),h.removeEventListener("pointercancel",t.handlePointerCancel)),document.removeEventListener("keypress",t.handleKeyPress),document.removeEventListener("keydown",t.handleKeyDown),document.removeEventListener("keyup",t.handleKeyUp),document.removeEventListener("pointerlockchange",t.handlePointerLockChange),a.clear()};t.unbindEvents=()=>{p(),n.setContainer(null)},t.handleKeyPress=h=>{const d=f(h);t.keyPressEvent(d)},t.handleKeyDown=h=>{const d=f(h);t.keyDownEvent(d)},t.handleKeyUp=h=>{const d=f(h);t.keyUpEvent(d)},t.handlePointerEnter=h=>{const d={...c(h),position:u(h),deviceType:l(h)};t.pointerEnterEvent(d),d.deviceType==="mouse"&&t.mouseEnterEvent(d)},t.handlePointerLeave=h=>{const d={...c(h),position:u(h),deviceType:l(h)};t.pointerLeaveEvent(d),d.deviceType==="mouse"&&t.mouseLeaveEvent(d)},t.handlePointerDown=h=>{if(!(h.button>2||t.isPointerLocked()))switch(e.preventDefaultOnPointerDown&&Mr(h),h.target.hasPointerCapture(h.pointerId)&&h.target.releasePointerCapture(h.pointerId),e.container.setPointerCapture(h.pointerId),a.has(h.pointerId)&&Ra("[RenderWindowInteractor] duplicate pointerId 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e.lastGamepadValues[v.index][w].buttons||(e.lastGamepadValues[v.index][w].buttons[S]=!1),e.lastGamepadValues[v.index][w].buttons[S]!==v.buttons[S].pressed&&y!=null&&(t.button3DEvent({gamepad:v,position:y.transform.position,orientation:y.transform.orientation,pressed:v.buttons[S].pressed,device:C.handedness==="left"?_a.LeftController:_a.RightController,input:js[v.mapping]&&js[v.mapping][S]?js[v.mapping][S]:Bn.Trigger}),e.lastGamepadValues[v.index][w].buttons[S]=v.buttons[S].pressed),e.lastGamepadValues[v.index][w].buttons[S]&&y!=null&&t.move3DEvent({gamepad:v,position:y.transform.position,orientation:y.transform.orientation,device:C.handedness==="left"?_a.LeftController:_a.RightController})}})},t.handleMouseMove=h=>{const d={...c(h),position:u(h),deviceType:l(h)};e.moveTimeoutID===0?t.startMouseMoveEvent(d):(t.mouseMoveEvent(d),clearTimeout(e.moveTimeoutID)),e.moveTimeoutID=setTimeout(()=>{t.endMouseMoveEvent(),e.moveTimeoutID=0},200)},t.handleAnimation=()=>{const 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d={...SD(h),...c(h),position:u(h),deviceType:l(h)};e.wheelTimeoutID===0&&(Math.abs(d.spinY)>=.3?s=Math.abs(d.spinY):s=1),d.spinY/=s,e.wheelTimeoutID===0?(t.startMouseWheelEvent(d),t.mouseWheelEvent(d)):(t.mouseWheelEvent(d),clearTimeout(e.wheelTimeoutID)),e.mouseScrollDebounceByPass?(t.extendAnimation(600),t.endMouseWheelEvent(),e.wheelTimeoutID=0):e.wheelTimeoutID=setTimeout(()=>{t.extendAnimation(600),t.endMouseWheelEvent(),e.wheelTimeoutID=0},200)},t.handleMouseUp=h=>{const d={...c(h),position:u(h),deviceType:l(h)};switch(h.button){case 0:t.leftButtonReleaseEvent(d);break;case 1:t.middleButtonReleaseEvent(d);break;case 2:t.rightButtonReleaseEvent(d);break;default:Oa(`Unknown mouse button released: ${h.button}`);break}},t.handleTouchStart=h=>{const d=[...a.values()];if(e.recognizeGestures&&d.length>1){const x=Da(a);if(d.length===2){const C={...c(Jn),position:d[0].position,deviceType:l(h)};t.leftButtonReleaseEvent(C)}t.recognizeGesture("TouchStart",x)}else if(d.length===1){const x={...c(Jn),position:u(h),deviceType:l(h)};t.leftButtonPressEvent(x)}},t.handleTouchMove=h=>{const d=[...a.values()];if(e.recognizeGestures&&d.length>1){const x=Da(a);t.recognizeGesture("TouchMove",x)}else if(d.length===1){const x={...c(Jn),position:d[0].position,deviceType:l(h)};t.mouseMoveEvent(x)}},t.handleTouchEnd=h=>{const d=[...a.values()];if(e.recognizeGestures)if(d.length===0){const x={...c(Jn),position:u(h),deviceType:l(h)};t.leftButtonReleaseEvent(x)}else if(d.length===1){const x=Da(a);t.recognizeGesture("TouchEnd",x);const C={...c(Jn),position:d[0].position,deviceType:l(h)};t.leftButtonPressEvent(C)}else{const x=Da(a);t.recognizeGesture("TouchMove",x)}else if(d.length===1){const x={...c(Jn),position:d[0].position,deviceType:l(h)};t.leftButtonReleaseEvent(x)}},t.setView=h=>{e._view!==h&&(e._view=h,e._view.getRenderable().setInteractor(t),t.modified())},t.getFirstRenderer=()=>{var h,d,x;return(x=(d=(h=e._view)==null?void 0:h.getRenderable())==null?void 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          The interactor must be set before subscribing to events
        `)),e.enabled=s,t.modified())},t.computeDisplayToWorld=(s,i,o,u)=>s?e._interactor.getView().displayToWorld(i,o,u,s):null,t.computeWorldToDisplay=(s,i,o,u)=>s?e._interactor.getView().worldToDisplay(i,o,u,s):null,t.setPriority=s=>{n.setPriority(s)&&e._interactor&&(r(),a())}}const LD={enabled:!0,priority:0,processEvents:!0,subscribedEvents:[]};function bg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,LD,n),E.obj(t,e),E.event(t,e,"InteractionEvent"),E.event(t,e,"StartInteractionEvent"),E.event(t,e,"EndInteractionEvent"),E.get(t,e,["_interactor","enabled"]),E.setGet(t,e,["priority","processEvents"]),E.moveToProtected(t,e,["interactor"]),mD(t,e)}const BD=E.newInstance(bg,"vtkInteractorObserver");var kD={newInstance:BD,extend:bg,...VD};const FD={IS_START:0,IS_NONE:0,IS_ROTATE:1,IS_PAN:2,IS_SPIN:3,IS_DOLLY:4,IS_CAMERA_POSE:11,IS_WINDOW_LEVEL:1024,IS_SLICE:1025};var ho={States:FD};const{States:At}=ho,Ks={Rotate:At.IS_ROTATE,Pan:At.IS_PAN,Spin:At.IS_SPIN,Dolly:At.IS_DOLLY,CameraPose:At.IS_CAMERA_POSE,WindowLevel:At.IS_WINDOW_LEVEL,Slice:At.IS_SLICE};function UD(t,e){e.classHierarchy.push("vtkInteractorStyle"),Object.keys(Ks).forEach(n=>{E.event(t,e,`Start${n}Event`),t[`start${n}`]=()=>{e.state===At.IS_NONE&&(e.state=Ks[n],e._interactor.requestAnimation(t),t.invokeStartInteractionEvent({type:"StartInteractionEvent"}),t[`invokeStart${n}Event`]({type:`Start${n}Event`}))},E.event(t,e,`End${n}Event`),t[`end${n}`]=()=>{e.state===Ks[n]&&(e.state=At.IS_NONE,e._interactor.cancelAnimation(t),t.invokeEndInteractionEvent({type:"EndInteractionEvent"}),t[`invokeEnd${n}Event`]({type:`End${n}Event`}),e._interactor.render())}}),t.handleKeyPress=n=>{const r=e._interactor;let a=null;switch(n.key){case"r":case"R":n.pokedRenderer.resetCamera(),r.render();break;case"w":case"W":a=n.pokedRenderer.getActors(),a.forEach(s=>{const i=s.getProperty();i.setRepresentationToWireframe&&i.setRepresentationToWireframe()}),r.render();break;case"s":case"S":a=n.pokedRenderer.getActors(),a.forEach(s=>{const i=s.getProperty();i.setRepresentationToSurface&&i.setRepresentationToSurface()}),r.render();break;case"v":case"V":a=n.pokedRenderer.getActors(),a.forEach(s=>{const i=s.getProperty();i.setRepresentationToPoints&&i.setRepresentationToPoints()}),r.render();break}}}const ND={state:At.IS_NONE,handleObservers:1,autoAdjustCameraClippingRange:1};function Gg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,ND,n),kD.extend(t,e,n),UD(t,e)}const bD=E.newInstance(Gg,"vtkInteractorStyle");var GD={newInstance:bD,extend:Gg,...ho};const{States:Gt}=ho;function $D(t,e){e.classHierarchy.push("vtkInteractorStyleTrackballCamera"),t.handleMouseMove=n=>{const r=n.position,a=n.pokedRenderer;switch(e.state){case Gt.IS_ROTATE:t.handleMouseRotate(a,r),t.invokeInteractionEvent({type:"InteractionEvent"});break;case Gt.IS_PAN:t.handleMousePan(a,r),t.invokeInteractionEvent({type:"InteractionEvent"});break;case Gt.IS_DOLLY:t.handleMouseDolly(a,r),t.invokeInteractionEvent({type:"InteractionEvent"});break;case Gt.IS_SPIN:t.handleMouseSpin(a,r),t.invokeInteractionEvent({type:"InteractionEvent"});break}e.previousPosition=r},t.handleButton3D=n=>{if(n&&n.pressed&&n.device===Ci.RightController&&(n.input===kr.Trigger||n.input===kr.TrackPad)){t.startCameraPose();return}n&&!n.pressed&&n.device===Ci.RightController&&(n.input===kr.Trigger||n.input===kr.TrackPad)&&e.state===Gt.IS_CAMERA_POSE&&t.endCameraPose()},t.handleMove3D=n=>{switch(e.state){case Gt.IS_CAMERA_POSE:t.updateCameraPose(n);break}},t.updateCameraPose=n=>{const r=n.pokedRenderer.getActiveCamera(),a=r.getPhysicalTranslation(),i=.5*.05*r.getPhysicalScale(),o=r.physicalOrientationToWorldDirection([n.orientation.x,n.orientation.y,n.orientation.z,n.orientation.w]);r.setPhysicalTranslation(a[0]+o[0]*i,a[1]+o[1]*i,a[2]+o[2]*i)},t.handleLeftButtonPress=n=>{const r=n.position;e.previousPosition=r,n.shiftKey?n.controlKey||n.altKey?t.startDolly():t.startPan():n.controlKey||n.altKey?t.startSpin():t.startRotate()},t.handleLeftButtonRelease=()=>{switch(e.state){case Gt.IS_DOLLY:t.endDolly();break;case Gt.IS_PAN:t.endPan();break;case Gt.IS_SPIN:t.endSpin();break;case Gt.IS_ROTATE:t.endRotate();break}},t.handleStartMouseWheel=()=>{t.startDolly()},t.handleEndMouseWheel=()=>{t.endDolly()},t.handleStartPinch=n=>{e.previousScale=n.scale,t.startDolly()},t.handleEndPinch=()=>{t.endDolly()},t.handleStartRotate=n=>{e.previousRotation=n.rotation,t.startRotate()},t.handleEndRotate=()=>{t.endRotate()},t.handleStartPan=n=>{e.previousTranslation=n.translation,t.startPan()},t.handleEndPan=()=>{t.endPan()},t.handlePinch=n=>{t.dollyByFactor(n.pokedRenderer,n.scale/e.previousScale),e.previousScale=n.scale},t.handlePan=n=>{const r=n.pokedRenderer.getActiveCamera();let a=r.getFocalPoint();a=t.computeWorldToDisplay(n.pokedRenderer,a[0],a[1],a[2]);const s=a[2],i=n.translation,o=e.previousTranslation,u=t.computeDisplayToWorld(n.pokedRenderer,a[0]+i[0]-o[0],a[1]+i[1]-o[1],s),c=t.computeDisplayToWorld(n.pokedRenderer,a[0],a[1],s),f=[];f[0]=c[0]-u[0],f[1]=c[1]-u[1],f[2]=c[2]-u[2],a=r.getFocalPoint();const l=r.getPosition();r.setFocalPoint(f[0]+a[0],f[1]+a[1],f[2]+a[2]),r.setPosition(f[0]+l[0],f[1]+l[1],f[2]+l[2]),e._interactor.getLightFollowCamera()&&n.pokedRenderer.updateLightsGeometryToFollowCamera(),r.orthogonalizeViewUp(),e.previousTranslation=n.translation},t.handleRotate=n=>{const r=n.pokedRenderer.getActiveCamera();r.roll(n.rotation-e.previousRotation),r.orthogonalizeViewUp(),e.previousRotation=n.rotation},t.handleMouseRotate=(n,r)=>{if(!e.previousPosition)return;const a=e._interactor,s=r.x-e.previousPosition.x,i=r.y-e.previousPosition.y,o=a.getView().getViewportSize(n);let u=-.1,c=-.1;o[0]&&o[1]&&(u=-20/o[1],c=-20/o[0]);const f=s*c*e.motionFactor,l=i*u*e.motionFactor,g=n.getActiveCamera();!Number.isNaN(f)&&!Number.isNaN(l)&&(g.azimuth(f),g.elevation(l),g.orthogonalizeViewUp()),e.autoAdjustCameraClippingRange&&n.resetCameraClippingRange(),a.getLightFollowCamera()&&n.updateLightsGeometryToFollowCamera()},t.handleMouseSpin=(n,r)=>{if(!e.previousPosition)return;const a=e._interactor,s=n.getActiveCamera(),i=a.getView().getViewportCenter(n),o=Ar(Math.atan2(e.previousPosition.y-i[1],e.previousPosition.x-i[0])),u=Ar(Math.atan2(r.y-i[1],r.x-i[0]))-o;Number.isNaN(u)||(s.roll(u),s.orthogonalizeViewUp())},t.handleMousePan=(n,r)=>{if(!e.previousPosition)return;const a=n.getActiveCamera();let s=a.getFocalPoint();s=t.computeWorldToDisplay(n,s[0],s[1],s[2]);const i=s[2],o=t.computeDisplayToWorld(n,r.x,r.y,i),u=t.computeDisplayToWorld(n,e.previousPosition.x,e.previousPosition.y,i),c=[];c[0]=u[0]-o[0],c[1]=u[1]-o[1],c[2]=u[2]-o[2],s=a.getFocalPoint();const f=a.getPosition();a.setFocalPoint(c[0]+s[0],c[1]+s[1],c[2]+s[2]),a.setPosition(c[0]+f[0],c[1]+f[1],c[2]+f[2]),e._interactor.getLightFollowCamera()&&n.updateLightsGeometryToFollowCamera()},t.handleMouseDolly=(n,r)=>{if(!e.previousPosition)return;const a=r.y-e.previousPosition.y,i=e._interactor.getView().getViewportCenter(n),o=e.motionFactor*a/i[1];t.dollyByFactor(n,1.1**o)},t.handleMouseWheel=n=>{const r=1-n.spinY/e.zoomFactor;t.dollyByFactor(n.pokedRenderer,r)},t.dollyByFactor=(n,r)=>{if(Number.isNaN(r))return;const a=n.getActiveCamera();a.getParallelProjection()?a.setParallelScale(a.getParallelScale()/r):(a.dolly(r),e.autoAdjustCameraClippingRange&&n.resetCameraClippingRange()),e._interactor.getLightFollowCamera()&&n.updateLightsGeometryToFollowCamera()}}const WD={motionFactor:10,zoomFactor:10};function $g(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,WD,n),GD.extend(t,e,n),E.setGet(t,e,["motionFactor","zoomFactor"]),$D(t,e)}const zD=E.newInstance($g,"vtkInteractorStyleTrackballCamera");var AD={newInstance:zD,extend:$g};function HD(t){return t}function vo(t){if(t===null||t==="null")return null;if(t==="true")return!0;if(t==="false")return!1;if(!(t===void 0||t==="undefined"))return t[0]==="["&&t[t.length-1]==="]"?t.substring(1,t.length-1).split(",").map(e=>vo(e.trim())):t===""||Number.isNaN(Number(t))?t:Number(t)}function jD(){let t=arguments.length>0&&arguments[0]!==void 0?arguments[0]:!0,e=arguments.length>1&&arguments[1]!==void 0?arguments[1]:window.location.search;const n={},r=t?vo:HD;return(e||"").replace(/#.*/,"").replace("?","").split("&").forEach(s=>{const[i,o]=s.split("=").map(u=>decodeURIComponent(u));i&&(n[i]=o?r(o):!0)}),n}var KD={toNativeType:vo,extractURLParameters:jD};function PD(t,e){e.classHierarchy.push("vtkFramebuffer"),t.getBothMode=()=>e.context.FRAMEBUFFER,t.saveCurrentBindingsAndBuffers=n=>{const r=typeof n<"u"?n:t.getBothMode();t.saveCurrentBindings(r),t.saveCurrentBuffers(r)},t.saveCurrentBindings=n=>{if(!e.context){ce("you must set the OpenGLRenderWindow before calling saveCurrentBindings");return}const r=e.context;e.previousDrawBinding=r.getParameter(e.context.FRAMEBUFFER_BINDING),e.previousActiveFramebuffer=e._openGLRenderWindow.getActiveFramebuffer()},t.saveCurrentBuffers=n=>{},t.restorePreviousBindingsAndBuffers=n=>{const r=typeof n<"u"?n:t.getBothMode();t.restorePreviousBindings(r),t.restorePreviousBuffers(r)},t.restorePreviousBindings=n=>{if(!e.context){ce("you must set the OpenGLRenderWindow before calling restorePreviousBindings");return}const r=e.context;r.bindFramebuffer(r.FRAMEBUFFER,e.previousDrawBinding),e._openGLRenderWindow.setActiveFramebuffer(e.previousActiveFramebuffer)},t.restorePreviousBuffers=n=>{},t.bind=function(){let r=arguments.length>0&&arguments[0]!==void 0?arguments[0]:null;r===null&&(r=e.context.FRAMEBUFFER),e.context.bindFramebuffer(r,e.glFramebuffer);for(let a=0;a<e.colorBuffers.length;a++)e.colorBuffers[a].bind();e._openGLRenderWindow.setActiveFramebuffer(t)},t.create=(n,r)=>{if(!e.context){ce("you must set the OpenGLRenderWindow before calling create");return}e.glFramebuffer=e.context.createFramebuffer(),e.glFramebuffer.width=n,e.glFramebuffer.height=r},t.setColorBuffer=function(n){let r=arguments.length>1&&arguments[1]!==void 0?arguments[1]:0;const a=e.context;if(!a){ce("you must set the OpenGLRenderWindow before calling setColorBuffer");return}let s=a.COLOR_ATTACHMENT0;if(r>0)if(e._openGLRenderWindow.getWebgl2())s+=r;else{ce("Using multiple framebuffer attachments requires WebGL 2");return}e.colorBuffers[r]=n,a.framebufferTexture2D(a.FRAMEBUFFER,s,a.TEXTURE_2D,n.getHandle(),0)},t.removeColorBuffer=function(){let n=arguments.length>0&&arguments[0]!==void 0?arguments[0]:0;const r=e.context;if(!r){ce("you must set the OpenGLRenderWindow before calling removeColorBuffer");return}let a=r.COLOR_ATTACHMENT0;if(n>0)if(e._openGLRenderWindow.getWebgl2())a+=n;else{ce("Using multiple framebuffer attachments requires WebGL 2");return}r.framebufferTexture2D(r.FRAMEBUFFER,a,r.TEXTURE_2D,null,0),e.colorBuffers=e.colorBuffers.splice(n,1)},t.setDepthBuffer=n=>{if(!e.context){ce("you must set the OpenGLRenderWindow before calling setDepthBuffer");return}if(e._openGLRenderWindow.getWebgl2()){const r=e.context;r.framebufferTexture2D(r.FRAMEBUFFER,r.DEPTH_ATTACHMENT,r.TEXTURE_2D,n.getHandle(),0)}else ce("Attaching depth buffer textures to fbo requires WebGL 2")},t.removeDepthBuffer=()=>{if(!e.context){ce("you must set the OpenGLRenderWindow before calling removeDepthBuffer");return}if(e._openGLRenderWindow.getWebgl2()){const n=e.context;n.framebufferTexture2D(n.FRAMEBUFFER,n.DEPTH_ATTACHMENT,n.TEXTURE_2D,null,0)}else ce("Attaching depth buffer textures to framebuffers requires WebGL 2")},t.getGLFramebuffer=()=>e.glFramebuffer,t.setOpenGLRenderWindow=n=>{e._openGLRenderWindow!==n&&(t.releaseGraphicsResources(),e._openGLRenderWindow=n,e.context=null,n&&(e.context=e._openGLRenderWindow.getContext()))},t.releaseGraphicsResources=()=>{e.glFramebuffer&&e.context.deleteFramebuffer(e.glFramebuffer)},t.getSize=()=>e.glFramebuffer==null?null:[e.glFramebuffer.width,e.glFramebuffer.height],t.populateFramebuffer=()=>{if(!e.context){ce("you must set the OpenGLRenderWindow before calling populateFrameBuffer");return}t.bind();const n=e.context,r=Wn.newInstance();r.setOpenGLRenderWindow(e._openGLRenderWindow),r.setMinificationFilter(Ti.LINEAR),r.setMagnificationFilter(Ti.LINEAR),r.create2DFromRaw(e.glFramebuffer.width,e.glFramebuffer.height,4,He.UNSIGNED_CHAR,null),t.setColorBuffer(r),e.depthTexture=n.createRenderbuffer(),n.bindRenderbuffer(n.RENDERBUFFER,e.depthTexture),n.renderbufferStorage(n.RENDERBUFFER,n.DEPTH_COMPONENT16,e.glFramebuffer.width,e.glFramebuffer.height),n.framebufferRenderbuffer(n.FRAMEBUFFER,n.DEPTH_ATTACHMENT,n.RENDERBUFFER,e.depthTexture)},t.getColorTexture=()=>e.colorBuffers[0]}const XD={glFramebuffer:null,colorBuffers:null,depthTexture:null,previousDrawBinding:0,previousReadBinding:0,previousDrawBuffer:0,previousReadBuffer:0,previousActiveFramebuffer:null};function Wg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,XD,n),Pe(t,e),e.colorBuffers&&ce("you cannot initialize colorBuffers through the constructor. You should call setColorBuffer() instead."),e.colorBuffers=[],xr(t,e,["colorBuffers"]),PD(t,e)}const ID=Ee(Wg,"vtkFramebuffer");var yo={newInstance:ID,extend:Wg};function YD(t,e){e.classHierarchy.push("vtkRenderPass"),t.getOperation=()=>e.currentOperation,t.setCurrentOperation=n=>{e.currentOperation=n,e.currentTraverseOperation=`traverse${E.capitalize(e.currentOperation)}`},t.getTraverseOperation=()=>e.currentTraverseOperation,t.traverse=function(n){let r=arguments.length>1&&arguments[1]!==void 0?arguments[1]:null;e.deleted||(e._currentParent=r,e.preDelegateOperations.forEach(a=>{t.setCurrentOperation(a),n.traverse(t)}),e.delegates.forEach(a=>{a.traverse(n,t)}),e.postDelegateOperations.forEach(a=>{t.setCurrentOperation(a),n.traverse(t)}))}}const qD={delegates:[],currentOperation:null,preDelegateOperations:[],postDelegateOperations:[],currentParent:null};function zg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,qD,n),E.obj(t,e),E.get(t,e,["currentOperation"]),E.setGet(t,e,["delegates","_currentParent","preDelegateOperations","postDelegateOperations"]),E.moveToProtected(t,e,["currentParent"]),YD(t,e)}const QD=E.newInstance(zg,"vtkRenderPass");var an={newInstance:QD,extend:zg};const{Representation:ZD}=Cr,{vtkErrorMacro:jc}=E;function JD(t){const e=z.substitute(t.Fragment,"//VTK::RenderPassFragmentShader::Impl",`
      float weight = gl_FragData[0].a * pow(max(1.1 - gl_FragCoord.z, 0.0), 2.0);
      gl_FragData[0] = vec4(gl_FragData[0].rgb*weight, gl_FragData[0].a);
      gl_FragData[1].r = weight;
    `,!1);t.Fragment=e.result}const eM=`//VTK::System::Dec

in vec2 tcoord;

uniform sampler2D translucentRTexture;
uniform sampler2D translucentRGBATexture;

// the output of this shader
//VTK::Output::Dec

void main()
{
  vec4 t1Color = texture(translucentRGBATexture, tcoord);
  float t2Color = texture(translucentRTexture, tcoord).r;
  gl_FragData[0] = vec4(t1Color.rgb/max(t2Color,0.01), 1.0 - t1Color.a);
}
`;function tM(t,e){e.classHierarchy.push("vtkOpenGLOrderIndependentTranslucentPass"),t.createVertexBuffer=()=>{const n=new Float32Array([-1,-1,-1,1,-1,-1,-1,1,-1,1,1,-1]),r=new Float32Array([0,0,1,0,0,1,1,1]),a=new Uint16Array([4,0,1,3,2]),s=Se.newInstance({numberOfComponents:3,values:n});s.setName("points");const i=Se.newInstance({numberOfComponents:2,values:r});i.setName("tcoords");const o=Se.newInstance({numberOfComponents:1,values:a});e.tris.getCABO().createVBO(o,"polys",ZD.SURFACE,{points:s,tcoords:i,cellOffset:0}),e.VBOBuildTime.modified()},t.createFramebuffer=n=>{const r=n.getSize(),a=n.getContext();e.framebuffer=yo.newInstance(),e.framebuffer.setOpenGLRenderWindow(n),e.framebuffer.create(...r),e.framebuffer.saveCurrentBindingsAndBuffers(),e.framebuffer.bind(),e.translucentRGBATexture=Wn.newInstance(),e.translucentRGBATexture.setInternalFormat(a.RGBA16F),e.translucentRGBATexture.setFormat(a.RGBA),e.translucentRGBATexture.setOpenGLDataType(a.HALF_FLOAT),e.translucentRGBATexture.setOpenGLRenderWindow(n),e.translucentRGBATexture.create2DFromRaw(r[0],r[1],4,"Float32Array",null),e.translucentRTexture=Wn.newInstance(),e.translucentRTexture.setInternalFormat(a.R16F),e.translucentRTexture.setFormat(a.RED),e.translucentRTexture.setOpenGLDataType(a.HALF_FLOAT),e.translucentRTexture.setOpenGLRenderWindow(n),e.translucentRTexture.create2DFromRaw(r[0],r[1],1,"Float32Array",null),e.translucentZTexture=Wn.newInstance(),e.translucentZTexture.setOpenGLRenderWindow(n),e.translucentZTexture.createDepthFromRaw(r[0],r[1],"Float32Array",null),e.framebuffer.setColorBuffer(e.translucentRGBATexture,0),e.framebuffer.setColorBuffer(e.translucentRTexture,1),e.framebuffer.setDepthBuffer(e.translucentZTexture)},t.createCopyShader=n=>{e.copyShader=n.getShaderCache().readyShaderProgramArray(["//VTK::System::Dec","attribute vec4 vertexDC;","attribute vec2 tcoordTC;","varying vec2 tcoord;","void main() { tcoord = tcoordTC; gl_Position = vertexDC; }"].join(`
`),eM,"")},t.createVBO=n=>{const r=n.getContext();e.tris.setOpenGLRenderWindow(n),t.createVertexBuffer();const a=e.copyShader;e.tris.getCABO().bind(),e.copyVAO.addAttributeArray(a,e.tris.getCABO(),"vertexDC",e.tris.getCABO().getVertexOffset(),e.tris.getCABO().getStride(),r.FLOAT,3,r.FALSE)||jc("Error setting vertexDC in copy shader VAO."),e.copyVAO.addAttributeArray(a,e.tris.getCABO(),"tcoordTC",e.tris.getCABO().getTCoordOffset(),e.tris.getCABO().getStride(),r.FLOAT,2,r.FALSE)||jc("Error setting vertexDC in copy shader VAO.")},t.traverse=(n,r,a)=>{if(e.deleted)return;const s=n.getSize(),i=n.getContext();if(e._supported=!1,r.getSelector()||!i||!n.getWebgl2()||!i.getExtension("EXT_color_buffer_half_float")&&!i.getExtension("EXT_color_buffer_float")){t.setCurrentOperation("translucentPass"),r.traverse(t);return}if(e._supported=!0,e.framebuffer===null)t.createFramebuffer(n);else{const o=e.framebuffer.getSize();o===null||o[0]!==s[0]||o[1]!==s[1]?(e.framebuffer.releaseGraphicsResources(),e.translucentRGBATexture.releaseGraphicsResources(n),e.translucentRTexture.releaseGraphicsResources(n),e.translucentZTexture.releaseGraphicsResources(n),t.createFramebuffer(n)):(e.framebuffer.saveCurrentBindingsAndBuffers(),e.framebuffer.bind())}i.drawBuffers([i.COLOR_ATTACHMENT0]),i.clearBufferfv(i.COLOR,0,[0,0,0,0]),i.clearBufferfv(i.DEPTH,0,[1]),i.colorMask(!1,!1,!1,!1),a.getOpaqueActorCount()>0&&(a.setCurrentOperation("opaqueZBufferPass"),r.traverse(a)),i.colorMask(!0,!0,!0,!0),i.drawBuffers([i.COLOR_ATTACHMENT0,i.COLOR_ATTACHMENT1]),i.viewport(0,0,s[0],s[1]),i.scissor(0,0,s[0],s[1]),i.clearBufferfv(i.COLOR,0,[0,0,0,1]),i.clearBufferfv(i.COLOR,1,[0,0,0,0]),i.enable(i.DEPTH_TEST),i.enable(i.BLEND),i.blendFuncSeparate(i.ONE,i.ONE,i.ZERO,i.ONE_MINUS_SRC_ALPHA),t.setCurrentOperation("translucentPass"),r.traverse(t),i.drawBuffers([i.NONE]),e.framebuffer.restorePreviousBindingsAndBuffers(),e.copyShader===null?t.createCopyShader(n):n.getShaderCache().readyShaderProgram(e.copyShader),e.copyVAO||(e.copyVAO=Xl.newInstance(),e.copyVAO.setOpenGLRenderWindow(n)),e.copyVAO.bind(),e.VBOBuildTime.getMTime()<t.getMTime()&&t.createVBO(n),i.blendFuncSeparate(i.SRC_ALPHA,i.ONE_MINUS_SRC_ALPHA,i.ONE,i.ONE_MINUS_SRC_ALPHA),i.depthMask(!1),i.depthFunc(i.ALWAYS),i.viewport(0,0,s[0],s[1]),i.scissor(0,0,s[0],s[1]),e.translucentRGBATexture.activate(),e.copyShader.setUniformi("translucentRGBATexture",e.translucentRGBATexture.getTextureUnit()),e.translucentRTexture.activate(),e.copyShader.setUniformi("translucentRTexture",e.translucentRTexture.getTextureUnit()),i.drawArrays(i.TRIANGLES,0,e.tris.getCABO().getElementCount()),i.depthMask(!0),i.depthFunc(i.LEQUAL),e.translucentRGBATexture.deactivate(),e.translucentRTexture.deactivate()},t.getShaderReplacement=()=>e._supported?JD:null,t.releaseGraphicsResources=n=>{e.framebuffer&&(e.framebuffer.releaseGraphicsResources(n),e.framebuffer=null),e.translucentRGBATexture&&(e.translucentRGBATexture.releaseGraphicsResources(n),e.translucentRGBATexture=null),e.translucentRTexture&&(e.translucentRTexture.releaseGraphicsResources(n),e.translucentRTexture=null),e.translucentZTexture&&(e.translucentZTexture.releaseGraphicsResources(n),e.translucentZTexture=null),e.copyVAO&&(e.copyVAO.releaseGraphicsResources(n),e.copyVAO=null),e.copyShader&&(e.copyShader.releaseGraphicsResources(n),e.copyShader=null),e.tris&&(e.tris.releaseGraphicsResources(n),e.tris=null),t.modified()}}const nM={framebuffer:null,copyShader:null,tris:null};function Ag(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,nM,n),an.extend(t,e,n),e.VBOBuildTime={},E.obj(e.VBOBuildTime,{mtime:0}),e.tris=wr.newInstance(),E.get(t,e,["framebuffer"]),tM(t,e)}const rM=E.newInstance(Ag,"vtkOpenGLOrderIndependentTranslucentPass");var aM={newInstance:rM,extend:Ag};function sM(t,e){e.classHierarchy.push("vtkForwardPass"),t.traverse=function(n){let r=arguments.length>1&&arguments[1]!==void 0?arguments[1]:null;if(e.deleted)return;e._currentParent=r,t.setCurrentOperation("buildPass"),n.traverse(t);const a=n.getRenderable().getNumberOfLayers(),s=n.getChildren();for(let i=0;i<a;i++)for(let o=0;o<s.length;o++){const u=s[o],c=n.getRenderable().getRenderers()[o];if(c.getDraw()&&c.getLayer()===i){if(e.opaqueActorCount=0,e.translucentActorCount=0,e.volumeCount=0,e.overlayActorCount=0,t.setCurrentOperation("queryPass"),u.traverse(t),(e.opaqueActorCount>0||e.translucentActorCount>0)&&e.volumeCount>0||e.depthRequested){const f=n.getFramebufferSize();e.framebuffer===null&&(e.framebuffer=yo.newInstance()),e.framebuffer.setOpenGLRenderWindow(n),e.framebuffer.saveCurrentBindingsAndBuffers();const l=e.framebuffer.getSize();(l===null||l[0]!==f[0]||l[1]!==f[1])&&(e.framebuffer.create(f[0],f[1]),e.framebuffer.populateFramebuffer()),e.framebuffer.bind(),t.setCurrentOperation("zBufferPass"),u.traverse(t),e.framebuffer.restorePreviousBindingsAndBuffers(),e.depthRequested=!1}t.setCurrentOperation("cameraPass"),u.traverse(t),e.opaqueActorCount>0&&(t.setCurrentOperation("opaquePass"),u.traverse(t)),e.translucentActorCount>0&&(e.translucentPass||(e.translucentPass=aM.newInstance()),e.translucentPass.traverse(n,u,t)),e.volumeCount>0&&(t.setCurrentOperation("volumePass"),u.traverse(t)),e.overlayActorCount>0&&(t.setCurrentOperation("overlayPass"),u.traverse(t))}}},t.getZBufferTexture=()=>e.framebuffer?e.framebuffer.getColorTexture():null,t.requestDepth=()=>{e.depthRequested=!0},t.incrementOpaqueActorCount=()=>e.opaqueActorCount++,t.incrementTranslucentActorCount=()=>e.translucentActorCount++,t.incrementVolumeCount=()=>e.volumeCount++,t.incrementOverlayActorCount=()=>e.overlayActorCount++}const iM={opaqueActorCount:0,translucentActorCount:0,volumeCount:0,overlayActorCount:0,framebuffer:null,depthRequested:!1};function Hg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,iM,n),an.extend(t,e,n),E.get(t,e,["framebuffer","opaqueActorCount","translucentActorCount","volumeCount"]),sM(t,e)}const oM=E.newInstance(Hg,"vtkForwardPass");var cM={newInstance:oM,extend:Hg};const{FieldAssociations:uM}=Pn;function fM(t,e){e.classHierarchy.push("vtkHardwareSelector"),t.getSourceDataAsync=async(n,r,a,s,i)=>{},t.selectAsync=async(n,r,a,s,i)=>{const o=await t.getSourceDataAsync(n,r,a,s,i);return o?o.generateSelection(r,a,s,i):[]}}const lM={fieldAssociation:uM.FIELD_ASSOCIATION_CELLS,captureZValues:!1};function jg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,lM,n),E.obj(t,e),E.setGet(t,e,["fieldAssociation","captureZValues"]),fM(t,e)}const gM=E.newInstance(jg,"vtkHardwareSelector");var Kg={newInstance:gM,extend:jg};const pM={GLOBALIDS:0,PEDIGREEIDS:1,VALUES:2,INDICES:3,FRUSTUM:4,LOCATIONS:5,THRESHOLDS:6,BLOCKS:7,QUERY:8},hM={CELL:0,POINT:1,FIELD:2,VERTEX:3,EDGE:4,ROW:5};var dM={SelectionContent:pM,SelectionField:hM};function vM(t,e){e.classHierarchy.push("vtkSelectionNode"),t.getBounds=()=>e.points.getBounds()}const yM={contentType:-1,fieldType:-1,properties:null,selectionList:[]};function Pg(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,yM,n),E.obj(t,e),e.properties={},E.setGet(t,e,["contentType","fieldType","properties","selectionList"]),vM(t,e)}const TM=E.newInstance(Pg,"vtkSelectionNode");var hs={newInstance:TM,extend:Pg,...dM};const{PassTypes:be}=wl,{SelectionContent:xM,SelectionField:Kc}=hs,{FieldAssociations:Nr}=Pn,{vtkErrorMacro:Xg}=E,yn=1;function Ig(t){return`${t.propID} ${t.compositeID}`}function Yg(t,e,n,r){if(!n)return 0;const a=(e*(r[2]-r[0]+1)+t)*4;return n[a+3]}function Zt(t,e,n,r){if(!n)return 0;const a=(e*(r[2]-r[0]+1)+t)*4,s=n[a],i=n[a+1];return(n[a+2]*256+i)*256+s}function qg(t,e){let n=e;return n<<=24,n|=t,n}function rr(t,e,n,r){const a=n<0?0:n;if(a===0){if(r[0]=e[0],r[1]=e[1],e[0]<t.area[0]||e[0]>t.area[2]||e[1]<t.area[1]||e[1]>t.area[3])return null;const u=[e[0]-t.area[0],e[1]-t.area[1]],c=Zt(u[0],u[1],t.pixBuffer[be.ACTOR_PASS],t.area);if(c<=0||c-yn>=t.props.length)return null;const f={};f.valid=!0,f.propID=c-yn,f.prop=t.props[f.propID];let l=Zt(u[0],u[1],t.pixBuffer[be.COMPOSITE_INDEX_PASS],t.area);if((l<0||l>16777215)&&(l=0),f.compositeID=l-yn,t.captureZValues){const T=(u[1]*(t.area[2]-t.area[0]+1)+u[0])*4;f.zValue=(256*t.zBuffer[T]+t.zBuffer[T+1])/65535,f.displayPosition=e}if(t.pixBuffer[be.ID_LOW24]&&Yg(u[0],u[1],t.pixBuffer[be.ID_LOW24],t.area)===0)return f;const g=Zt(u[0],u[1],t.pixBuffer[be.ID_LOW24],t.area),p=Zt(u[0],u[1],t.pixBuffer[be.ID_HIGH24],t.area);return f.attributeID=qg(g,p),f}const s=[e[0],e[1]],i=[0,0];let o=rr(t,e,0,r);if(o&&o.valid)return o;for(let u=1;u<a;++u){for(let c=s[1]>u?s[1]-u:0;c<=s[1]+u;++c)if(i[1]=c,s[0]>=u&&(i[0]=s[0]-u,o=rr(t,i,0,r),o&&o.valid)||(i[0]=s[0]+u,o=rr(t,i,0,r),o&&o.valid))return o;for(let c=s[0]>=u?s[0]-(u-1):0;c<=s[0]+(u-1);++c)if(i[0]=c,s[1]>=u&&(i[1]=s[1]-u,o=rr(t,i,0,r),o&&o.valid)||(i[1]=s[1]+u,o=rr(t,i,0,r),o&&o.valid))return o}return r[0]=e[0],r[1]=e[1],null}function Qg(t,e,n,r,a){const s=[];let i=0;return e.forEach((o,u)=>{const c=hs.newInstance();switch(c.setContentType(xM.INDICES),t){case Nr.FIELD_ASSOCIATION_CELLS:c.setFieldType(Kc.CELL);break;case Nr.FIELD_ASSOCIATION_POINTS:c.setFieldType(Kc.POINT);break;default:Xg("Unknown field association")}c.getProperties().propID=o.info.propID,c.getProperties().prop=o.info.prop,c.getProperties().compositeID=o.info.compositeID,c.getProperties().attributeID=o.info.attributeID,c.getProperties().pixelCount=o.pixelCount,n&&(c.getProperties().displayPosition=[o.info.displayPosition[0],o.info.displayPosition[1],o.info.zValue],c.getProperties().worldPosition=a.displayToWorld(o.info.displayPosition[0],o.info.displayPosition[1],o.info.zValue,r)),c.setSelectionList(o.attributeIDs),s[i]=c,i++}),s}function SM(t,e,n,r,a){const s=Math.floor(e),i=Math.floor(n),o=Math.floor(r),u=Math.floor(a),c=new Map,f=[0,0];for(let l=i;l<=u;l++)for(let g=s;g<=o;g++){const T=rr(t,[g,l],0,f);if(T&&T.valid){const h=Ig(T);if(!c.has(h))c.set(h,{info:T,pixelCount:1,attributeIDs:[T.attributeID]});else{const d=c.get(h);d.pixelCount++,t.captureZValues&&T.zValue<d.info.zValue&&(d.info=T),d.attributeIDs.indexOf(T.attributeID)===-1&&d.attributeIDs.push(T.attributeID)}}}return Qg(t.fieldAssociation,c,t.captureZValues,t.renderer,t.openGLRenderWindow)}function CM(t,e){e.classHierarchy.push("vtkOpenGLHardwareSelector"),t.releasePixBuffers=()=>{e.rawPixBuffer=[],e.pixBuffer=[],e.zBuffer=null},t.beginSelection=()=>{e._openGLRenderer=e._openGLRenderWindow.getViewNodeFor(e._renderer),e.maxAttributeId=0;const r=e._openGLRenderWindow.getSize();if(!e.framebuffer)e.framebuffer=yo.newInstance(),e.framebuffer.setOpenGLRenderWindow(e._openGLRenderWindow),e.framebuffer.saveCurrentBindingsAndBuffers(),e.framebuffer.create(r[0],r[1]),e.framebuffer.populateFramebuffer();else{e.framebuffer.setOpenGLRenderWindow(e._openGLRenderWindow),e.framebuffer.saveCurrentBindingsAndBuffers();const a=e.framebuffer.getSize();!a||a[0]!==r[0]||a[1]!==r[1]?(e.framebuffer.create(r[0],r[1]),e.framebuffer.populateFramebuffer()):e.framebuffer.bind()}if(e._openGLRenderer.clear(),e._openGLRenderer.setSelector(t),e.hitProps={},e.propPixels={},e.props=[],t.releasePixBuffers(),e.fieldAssociation===Nr.FIELD_ASSOCIATION_POINTS){const a=e._openGLRenderWindow.getContext(),s=a.isEnabled(a.BLEND);a.disable(a.BLEND),e._openGLRenderWindow.traverseAllPasses(),s&&a.enable(a.BLEND)}},t.endSelection=()=>{e.hitProps={},e._openGLRenderer.setSelector(null),e.framebuffer.restorePreviousBindingsAndBuffers()},t.preCapturePass=()=>{const r=e._openGLRenderWindow.getContext();e.originalBlending=r.isEnabled(r.BLEND),r.disable(r.BLEND)},t.postCapturePass=()=>{const r=e._openGLRenderWindow.getContext();e.originalBlending&&r.enable(r.BLEND)},t.select=()=>{let r=null;return t.captureBuffers()&&(r=t.generateSelection(e.area[0],e.area[1],e.area[2],e.area[3]),t.releasePixBuffers()),r},t.getSourceDataAsync=async(r,a,s,i,o)=>{if(e._renderer=r,a===void 0){const c=e._openGLRenderWindow.getSize();t.setArea(0,0,c[0]-1,c[1]-1)}else t.setArea(a,s,i,o);if(!t.captureBuffers())return!1;const u={area:[...e.area],pixBuffer:[...e.pixBuffer],captureZValues:e.captureZValues,zBuffer:e.zBuffer,props:[...e.props],fieldAssociation:e.fieldAssociation,renderer:r,openGLRenderWindow:e._openGLRenderWindow};return u.generateSelection=function(){for(var c=arguments.length,f=new Array(c),l=0;l<c;l++)f[l]=arguments[l];return SM(u,...f)},u},t.captureBuffers=()=>{if(!e._renderer||!e._openGLRenderWindow)return Xg("Renderer and view must be set before calling Select."),!1;e._openGLRenderer=e._openGLRenderWindow.getViewNodeFor(e._renderer),e._openGLRenderWindow.getRenderable().preRender(),t.invokeEvent({type:"StartEvent"}),e.originalBackground=e._renderer.getBackgroundByReference(),e._renderer.setBackground(0,0,0,0);const r=e._openGLRenderWindow.getRenderPasses();for(t.beginSelection(),e.currentPass=be.MIN_KNOWN_PASS;e.currentPass<=be.MAX_KNOWN_PASS;e.currentPass++)t.passRequired(e.currentPass)&&(t.preCapturePass(e.currentPass),e.captureZValues&&e.currentPass===be.ACTOR_PASS&&typeof r[0].requestDepth=="function"&&typeof r[0].getFramebuffer=="function"&&r[0].requestDepth(),e._openGLRenderWindow.traverseAllPasses(),t.postCapturePass(e.currentPass),t.savePixelBuffer(e.currentPass),t.processPixelBuffers());return t.endSelection(),e._renderer.setBackground(e.originalBackground),t.invokeEvent({type:"EndEvent"}),!0},t.processPixelBuffers=()=>{e.props.forEach((r,a)=>{t.isPropHit(a)&&r.processSelectorPixelBuffers(t,e.propPixels[a])})},t.passRequired=r=>{if(r===be.ID_HIGH24){if(e.fieldAssociation===Nr.FIELD_ASSOCIATION_POINTS)return e.maximumPointId>16777215;if(e.fieldAssociation===Nr.FIELD_ASSOCIATION_CELLS)return e.maximumCellId>16777215}return!0},t.savePixelBuffer=r=>{if(e.pixBuffer[r]=e._openGLRenderWindow.getPixelData(e.area[0],e.area[1],e.area[2],e.area[3]),!e.rawPixBuffer[r]){const a=(e.area[2]-e.area[0]+1)*(e.area[3]-e.area[1]+1)*4;e.rawPixBuffer[r]=new Uint8Array(a),e.rawPixBuffer[r].set(e.pixBuffer[r])}if(r===be.ACTOR_PASS){if(e.captureZValues){const a=e._openGLRenderWindow.getRenderPasses();if(typeof a[0].requestDepth=="function"&&typeof a[0].getFramebuffer=="function"){const s=a[0].getFramebuffer();s.saveCurrentBindingsAndBuffers(),s.bind(),e.zBuffer=e._openGLRenderWindow.getPixelData(e.area[0],e.area[1],e.area[2],e.area[3]),s.restorePreviousBindingsAndBuffers()}}t.buildPropHitList(e.rawPixBuffer[r])}},t.buildPropHitList=r=>{let a=0;for(let s=0;s<=e.area[3]-e.area[1];s++)for(let i=0;i<=e.area[2]-e.area[0];i++){let o=Zt(i,s,r,e.area);o>0&&(o--,o in 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2<sup>",c.getShaderPrecisionFormat(c.VERTEX_SHADER,c.LOW_FLOAT).rangeMax,"</sup>)"].join("")],["High Float Precision in Fragment Shader","HIGH_FLOAT FRAGMENT_SHADER",[c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.HIGH_FLOAT).precision," (-2<sup>",c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.HIGH_FLOAT).rangeMin,"</sup> - 2<sup>",c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.HIGH_FLOAT).rangeMax,"</sup>)"].join("")],["Medium Float Precision in Fragment Shader","MEDIUM_FLOAT FRAGMENT_SHADER",[c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.MEDIUM_FLOAT).precision," (-2<sup>",c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.MEDIUM_FLOAT).rangeMin,"</sup> - 2<sup>",c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.MEDIUM_FLOAT).rangeMax,"</sup>)"].join("")],["Low Float Precision in Fragment Shader","LOW_FLOAT FRAGMENT_SHADER",[c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.LOW_FLOAT).precision," (-2<sup>",c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.LOW_FLOAT).rangeMin,"</sup> - 2<sup>",c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.LOW_FLOAT).rangeMax,"</sup>)"].join("")],["High Int Precision in Vertex Shader","HIGH_INT VERTEX_SHADER",[c.getShaderPrecisionFormat(c.VERTEX_SHADER,c.HIGH_INT).precision," (-2<sup>",c.getShaderPrecisionFormat(c.VERTEX_SHADER,c.HIGH_INT).rangeMin,"</sup> - 2<sup>",c.getShaderPrecisionFormat(c.VERTEX_SHADER,c.HIGH_INT).rangeMax,"</sup>)"].join("")],["Medium Int Precision in Vertex Shader","MEDIUM_INT VERTEX_SHADER",[c.getShaderPrecisionFormat(c.VERTEX_SHADER,c.MEDIUM_INT).precision," (-2<sup>",c.getShaderPrecisionFormat(c.VERTEX_SHADER,c.MEDIUM_INT).rangeMin,"</sup> - 2<sup>",c.getShaderPrecisionFormat(c.VERTEX_SHADER,c.MEDIUM_INT).rangeMax,"</sup>)"].join("")],["Low Int Precision in Vertex Shader","LOW_INT VERTEX_SHADER",[c.getShaderPrecisionFormat(c.VERTEX_SHADER,c.LOW_INT).precision," (-2<sup>",c.getShaderPrecisionFormat(c.VERTEX_SHADER,c.LOW_INT).rangeMin,"</sup> - 2<sup>",c.getShaderPrecisionFormat(c.VERTEX_SHADER,c.LOW_INT).rangeMax,"</sup>)"].join("")],["High Int Precision in Fragment Shader","HIGH_INT FRAGMENT_SHADER",[c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.HIGH_INT).precision," (-2<sup>",c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.HIGH_INT).rangeMin,"</sup> - 2<sup>",c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.HIGH_INT).rangeMax,"</sup>)"].join("")],["Medium Int Precision in Fragment Shader","MEDIUM_INT FRAGMENT_SHADER",[c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.MEDIUM_INT).precision," (-2<sup>",c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.MEDIUM_INT).rangeMin,"</sup> - 2<sup>",c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.MEDIUM_INT).rangeMax,"</sup>)"].join("")],["Low Int Precision in Fragment Shader","LOW_INT FRAGMENT_SHADER",[c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.LOW_INT).precision," (-2<sup>",c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.LOW_INT).rangeMin,"</sup> - 2<sup>",c.getShaderPrecisionFormat(c.FRAGMENT_SHADER,c.LOW_INT).rangeMax,"</sup>)"].join("")],["Supported Extensions","EXTENSIONS",c.getSupportedExtensions().join("<br/>					    ")],["WebGL Renderer","RENDERER",c.getParameter(c.RENDERER)],["WebGL Vendor","VENDOR",c.getParameter(c.VENDOR)],["WebGL Version","VERSION",c.getParameter(c.VERSION)],["Shading Language Version","SHADING_LANGUAGE_VERSION",c.getParameter(c.SHADING_LANGUAGE_VERSION)],["Unmasked Renderer","UNMASKED_RENDERER",g&&c.getParameter(g.UNMASKED_RENDERER_WEBGL)],["Unmasked Vendor","UNMASKED_VENDOR",g&&c.getParameter(g.UNMASKED_VENDOR_WEBGL)],["WebGL Version","WEBGL_VERSION",e.webgl2?2:1]],d={};for(;h.length;){const[x,C,y]=h.pop();C&&(d[C]={label:x,value:y})}return e._glInformation=d,d},t.traverseAllPasses=()=>{if(e.renderPasses)for(let c=0;c<e.renderPasses.length;++c)e.renderPasses[c].traverse(t,null);e.notifyStartCaptureImage&&s()},t.disableCullFace=()=>{e.cullFaceEnabled&&(e.context.disable(e.context.CULL_FACE),e.cullFaceEnabled=!1)},t.enableCullFace=()=>{e.cullFaceEnabled||(e.context.enable(e.context.CULL_FACE),e.cullFaceEnabled=!0)},t.setViewStream=c=>{if(e.viewStream===c)return!1;if(e.subscription&&(e.subscription.unsubscribe(),e.subscription=null),e.viewStream=c,e.viewStream){const f=e.renderable.getRenderers()[0];f.getBackgroundByReference()[3]=0,t.setUseBackgroundImage(!0),e.subscription=e.viewStream.onImageReady(l=>t.setBackgroundImage(l.image)),e.viewStream.setSize(e.size[0],e.size[1]),e.viewStream.invalidateCache(),e.viewStream.render(),t.modified()}return!0},t.createSelector=()=>{const c=Jg.newInstance();return c.setOpenGLRenderWindow(t),c};function o(){e.canvas.removeEventListener("webglcontextlost",Ic),e.canvas.removeEventListener("webglcontextrestored",t.restoreContext)}t.delete=E.chain(o,t.delete,t.setViewStream,HM),t.setActiveFramebuffer=c=>{e.activeFramebuffer=c};const u=t.setSize;t.setSize=(c,f)=>{const l=u(c,f);return l&&t.invokeWindowResizeEvent({width:c,height:f}),l},t.getGraphicsResourceForObject=c=>{if(!c)return null;const f=e._graphicsResources.get(c),l=e._graphicsResourceHash.get(c);return{vtkObj:f,hash:l}},t.setGraphicsResourceForObject=(c,f,l)=>{c&&(e._graphicsResources.set(c,f),e._graphicsResourceHash.set(c,l))},t.getGraphicsMemoryInfo=()=>{let c=0;return e._graphicsResources.forEach((f,l)=>{c+=f.getAllocatedGPUMemoryInBytes()}),c},t.releaseGraphicsResourcesForObject=c=>{var f;return c?((f=e._graphicsResources.get(c))==null||f.releaseGraphicsResources(t),e._graphicsResources.delete(c)&&e._graphicsResourceHash.delete(c)):!1},t.releaseGraphicsResources=()=>{e.shaderCache!==null&&e.shaderCache.releaseGraphicsResources(t),e._graphicsResources.forEach((c,f)=>{c.releaseGraphicsResources(t)}),e._graphicsResources.clear(),e._graphicsResourceHash.clear(),e.textureUnitManager!==null&&e.textureUnitManager.freeAll(),e.renderable.getRenderersByReference().forEach(c=>{const f=t.getViewNodeFor(c);f==null||f.releaseGraphicsResources()})}}const KM={cullFaceEnabled:!1,shaderCache:null,initialized:!1,context:null,canvas:null,cursorVisibility:!0,cursor:"pointer",textureUnitManager:null,textureResourceIds:null,containerSize:null,renderPasses:[],notifyStartCaptureImage:!1,webgl2:!1,defaultToWebgl2:!0,activeFramebuffer:null,imageFormat:"image/png",useOffScreen:!1,useBackgroundImage:!1};function PM(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,KM,n),a0.extend(t,e,n),e.canvas=document.createElement("canvas"),e.canvas.style.width="100%",AM(),e.selector||(e.selector=Jg.newInstance(),e.selector.setOpenGLRenderWindow(t)),e.bgImage=new Image,e.bgImage.style.position="absolute",e.bgImage.style.left="0",e.bgImage.style.top="0",e.bgImage.style.width="100%",e.bgImage.style.height="100%",e.bgImage.style.zIndex="-1",e._textureResourceIds=new Map,e._graphicsResources=new Map,e._graphicsResourceHash=new Map,e._glInformation=null,e.myFactory=h2.newInstance(),e.myFactory.registerOverride("vtkRenderWindow",i0),e.shaderCache=mM.newInstance(),e.shaderCache.setOpenGLRenderWindow(t),e.renderPasses[0]=cM.newInstance(),E.event(t,e,"imageReady"),E.get(t,e,["shaderCache","textureUnitManager","webgl2","useBackgroundImage","activeFramebuffer"]),E.setGet(t,e,["initialized","context","canvas","renderPasses","notifyStartCaptureImage","defaultToWebgl2","cursor","useOffScreen"]),E.setGetArray(t,e,["size"],2),E.event(t,e,"windowResizeEvent"),jM(t,e)}const i0=E.newInstance(PM,"vtkOpenGLRenderWindow");go("WebGL",i0);const Ps=["setBindGroup","setIndexBuffer","setVertexBuffer","draw","drawIndexed"];function XM(t,e){e.classHierarchy.push("vtkWebGPURenderEncoder"),t.begin=n=>{e.drawCallbacks=[],e.handle=n.beginRenderPass(e.description),e.label&&e.handle.pushDebugGroup(e.label)},t.end=()=>{for(let n=0;n<e.drawCallbacks.length;n++){const r=e.drawCallbacks[n],a=r.pipeline;t.setPipeline(a);for(let s=0;s<r.callbacks.length;s++)r.callbacks[s](t)}e.label&&e.handle.popDebugGroup(),e.handle.end(),e.boundPipeline=null},t.setPipeline=n=>{var a,s;if(e.boundPipeline===n)return;e.handle.setPipeline(n.getHandle());const r=n.getPipelineDescription();if(e.colorTextureViews.length!==r.fragment.targets.length)console.log(`mismatched attachment counts on pipeline ${r.fragment.targets.length} while encoder has ${e.colorTextureViews.length}`),console.trace();else for(let i=0;i<e.colorTextureViews.length;i++){const o=(a=e.colorTextureViews[i].getTexture())==null?void 0:a.getFormat();o&&o!==r.fragment.targets[i].format&&(console.log(`mismatched attachments for attachment ${i} on pipeline ${r.fragment.targets[i].format} while encoder has ${o}`),console.trace())}if(!e.depthTextureView!=!("depthStencil"in r))console.log("mismatched depth attachments"),console.trace();else if(e.depthTextureView){const i=(s=e.depthTextureView.getTexture())==null?void 0:s.getFormat();i&&i!==r.depthStencil.format&&(console.log(`mismatched depth attachments on pipeline ${r.depthStencil.format} while encoder has ${i}`),console.trace())}e.boundPipeline=n},t.replaceShaderCode=n=>{e.replaceShaderCodeFunction(n)},t.setColorTextureView=(n,r)=>{e.colorTextureViews[n]!==r&&(e.colorTextureViews[n]=r)},t.activateBindGroup=n=>{const r=e.boundPipeline.getDevice(),a=e.boundPipeline.getBindGroupLayoutCount(n.getLabel());e.handle.setBindGroup(a,n.getBindGroup(r));const s=r.getBindGroupLayoutDescription(n.getBindGroupLayout(r)),i=r.getBindGroupLayoutDescription(e.boundPipeline.getBindGroupLayout(a));s!==i&&(console.log(`renderEncoder ${e.pipelineHash} mismatched bind group layouts bind group has
${s}
 versus pipeline
${i}
`),console.trace())},t.attachTextureViews=()=>{for(let n=0;n<e.colorTextureViews.length;n++)e.description.colorAttachments[n]?e.description.colorAttachments[n].view=e.colorTextureViews[n].getHandle():e.description.colorAttachments[n]={view:e.colorTextureViews[n].getHandle()};e.depthTextureView&&(e.description.depthStencilAttachment.view=e.depthTextureView.getHandle())},t.registerDrawCallback=(n,r)=>{for(let a=0;a<e.drawCallbacks.length;a++)if(e.drawCallbacks[a].pipeline===n){e.drawCallbacks[a].callbacks.push(r);return}e.drawCallbacks.push({pipeline:n,callbacks:[r]})};for(let n=0;n<Ps.length;n++)t[Ps[n]]=function(){return e.handle[Ps[n]](...arguments)}}const IM={description:null,handle:null,boundPipeline:null,pipelineHash:null,pipelineSettings:null,replaceShaderCodeFunction:null,depthTextureView:null,label:null};function o0(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,IM,n),Pe(t,e),e.description={colorAttachments:[{view:void 0,loadOp:"load",storeOp:"store"}],depthStencilAttachment:{view:void 0,depthLoadOp:"clear",depthClearValue:0,depthStoreOp:"store"}},e.replaceShaderCodeFunction=r=>{const a=r.getShaderDescription("fragment");a.addOutput("vec4<f32>","outColor");let s=a.getCode();s=ie.substitute(s,"//VTK::RenderEncoder::Impl",["output.outColor = computedColor;"]).result,a.setCode(s)},e.pipelineSettings={primitive:{cullMode:"none"},depthStencil:{depthWriteEnabled:!0,depthCompare:"greater-equal",format:"depth32float"},fragment:{targets:[{format:"rgba16float",blend:{color:{srcFactor:"src-alpha",dstFactor:"one-minus-src-alpha"},alpha:{srcfactor:"one",dstFactor:"one-minus-src-alpha"}}}]}},e.colorTextureViews=[],st(t,e,["boundPipeline","colorTextureViews"]),ze(t,e,["depthTextureView","description","handle","label","pipelineHash","pipelineSettings","replaceShaderCodeFunction"]),XM(t,e)}const YM=Ee(o0,"vtkWebGPURenderEncoder");var Jt={newInstance:YM,extend:o0};function qM(t,e){e.classHierarchy.push("vtkWebGPUOpaquePass"),t.traverse=(n,r)=>{if(e.deleted)return;e._currentParent=r;const a=r.getDevice();if(e.renderEncoder)e.colorTexture.resize(r.getCanvas().width,r.getCanvas().height),e.depthTexture.resize(r.getCanvas().width,r.getCanvas().height);else{t.createRenderEncoder(),e.colorTexture=Kt.newInstance({label:"opaquePassColor"}),e.colorTexture.create(a,{width:r.getCanvas().width,height:r.getCanvas().height,format:"rgba16float",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_SRC});const s=e.colorTexture.createView("opaquePassColorTexture");e.renderEncoder.setColorTextureView(0,s),e.depthFormat="depth32float",e.depthTexture=Kt.newInstance({label:"opaquePassDepth"}),e.depthTexture.create(a,{width:r.getCanvas().width,height:r.getCanvas().height,format:e.depthFormat,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_SRC});const i=e.depthTexture.createView("opaquePassDepthTexture");e.renderEncoder.setDepthTextureView(i)}e.renderEncoder.attachTextureViews(),t.setCurrentOperation("opaquePass"),n.setRenderEncoder(e.renderEncoder),n.traverse(t)},t.getColorTextureView=()=>e.renderEncoder.getColorTextureViews()[0],t.getDepthTextureView=()=>e.renderEncoder.getDepthTextureView(),t.createRenderEncoder=()=>{e.renderEncoder=Jt.newInstance({label:"OpaquePass"}),e.renderEncoder.setPipelineHash("op")}}const QM={renderEncoder:null,colorTexture:null,depthTexture:null};function c0(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,QM,n),an.extend(t,e,n),E.get(t,e,["colorTexture","depthTexture"]),qM(t,e)}const ZM=E.newInstance(c0,"vtkWebGPUOpaquePass");var JM={newInstance:ZM,extend:c0};const eV=`
//VTK::Mapper::Dec

//VTK::TCoord::Dec

//VTK::RenderEncoder::Dec

//VTK::IOStructs::Dec

@fragment
fn main(
//VTK::IOStructs::Input
)
//VTK::IOStructs::Output
{
  var output: fragmentOutput;

  var tcoord: vec2<i32> = vec2<i32>(i32(input.fragPos.x), i32(input.fragPos.y));
  var reveal: f32 = textureLoad(oitpAccumTexture, tcoord, 0).r;
  if (reveal == 1.0) { discard; }
  var tcolor: vec4<f32> = textureLoad(oitpColorTexture, tcoord, 0);
  var total: f32 = max(tcolor.a, 0.01);
  var computedColor: vec4<f32> = vec4<f32>(tcolor.r/total, tcolor.g/total, tcolor.b/total, 1.0 - reveal);

  //VTK::RenderEncoder::Impl
  return output;
}
`;function tV(t,e){e.classHierarchy.push("vtkWebGPUOrderIndependentTranslucentPass"),t.traverse=(n,r)=>{if(e.deleted)return;e._currentParent=r;const a=r.getDevice();if(e.translucentRenderEncoder)e.translucentColorTexture.resizeToMatch(e.colorTextureView.getTexture()),e.translucentAccumulateTexture.resizeToMatch(e.colorTextureView.getTexture());else{t.createRenderEncoder(),t.createFinalEncoder(),e.translucentColorTexture=Kt.newInstance({label:"translucentPassColor"}),e.translucentColorTexture.create(a,{width:r.getCanvas().width,height:r.getCanvas().height,format:"rgba16float",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING});const s=e.translucentColorTexture.createView("oitpColorTexture");e.translucentRenderEncoder.setColorTextureView(0,s),e.translucentAccumulateTexture=Kt.newInstance({label:"translucentPassAccumulate"}),e.translucentAccumulateTexture.create(a,{width:r.getCanvas().width,height:r.getCanvas().height,format:"r16float",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING});const i=e.translucentAccumulateTexture.createView("oitpAccumTexture");e.translucentRenderEncoder.setColorTextureView(1,i),e.fullScreenQuad=hr.newInstance(),e.fullScreenQuad.setDevice(r.getDevice()),e.fullScreenQuad.setPipelineHash("oitpfsq"),e.fullScreenQuad.setTextureViews(e.translucentRenderEncoder.getColorTextureViews()),e.fullScreenQuad.setFragmentShaderTemplate(eV)}e.translucentRenderEncoder.setDepthTextureView(e.depthTextureView),e.translucentRenderEncoder.attachTextureViews(),t.setCurrentOperation("translucentPass"),n.setRenderEncoder(e.translucentRenderEncoder),n.traverse(t),t.finalPass(r,n)},t.finalPass=(n,r)=>{e.translucentFinalEncoder.setColorTextureView(0,e.colorTextureView),e.translucentFinalEncoder.attachTextureViews(),e.translucentFinalEncoder.begin(n.getCommandEncoder()),r.scissorAndViewport(e.translucentFinalEncoder),e.fullScreenQuad.prepareAndDraw(e.translucentFinalEncoder),e.translucentFinalEncoder.end()},t.getTextures=()=>[e.translucentColorTexture,e.translucentAccumulateTexture],t.createRenderEncoder=()=>{e.translucentRenderEncoder=Jt.newInstance({label:"translucentRender"});const n=e.translucentRenderEncoder.getDescription();n.colorAttachments=[{view:void 0,clearValue:[0,0,0,0],loadOp:"clear",storeOp:"store"},{view:void 0,clearValue:[1,0,0,0],loadOp:"clear",storeOp:"store"}],n.depthStencilAttachment={view:void 0,depthLoadOp:"load",depthStoreOp:"store"},e.translucentRenderEncoder.setReplaceShaderCodeFunction(r=>{const a=r.getShaderDescription("fragment");a.addOutput("vec4<f32>","outColor"),a.addOutput("f32","outAccum"),a.addBuiltinInput("vec4<f32>","@builtin(position) fragPos");let s=a.getCode();s=ie.substitute(s,"//VTK::RenderEncoder::Impl",["var w: f32 = computedColor.a * pow(0.1 + input.fragPos.z, 2.0);","output.outColor = vec4<f32>(computedColor.rgb*w, w);","output.outAccum = computedColor.a;"]).result,a.setCode(s)}),e.translucentRenderEncoder.setPipelineHash("oitpr"),e.translucentRenderEncoder.setPipelineSettings({primitive:{cullMode:"none"},depthStencil:{depthWriteEnabled:!1,depthCompare:"greater",format:"depth32float"},fragment:{targets:[{format:"rgba16float",blend:{color:{srcFactor:"one",dstFactor:"one"},alpha:{srcfactor:"one",dstFactor:"one"}}},{format:"r16float",blend:{color:{srcFactor:"zero",dstFactor:"one-minus-src"},alpha:{srcfactor:"one",dstFactor:"one-minus-src-alpha"}}}]}})},t.createFinalEncoder=()=>{e.translucentFinalEncoder=Jt.newInstance({label:"translucentFinal"}),e.translucentFinalEncoder.setDescription({colorAttachments:[{view:null,loadOp:"load",storeOp:"store"}]}),e.translucentFinalEncoder.setReplaceShaderCodeFunction(n=>{const r=n.getShaderDescription("fragment");r.addOutput("vec4<f32>","outColor"),r.addBuiltinInput("vec4<f32>","@builtin(position) fragPos");let a=r.getCode();a=ie.substitute(a,"//VTK::RenderEncoder::Impl",["output.outColor = vec4<f32>(computedColor.rgb, computedColor.a);"]).result,r.setCode(a)}),e.translucentFinalEncoder.setPipelineHash("oitpf"),e.translucentFinalEncoder.setPipelineSettings({primitive:{cullMode:"none"},fragment:{targets:[{format:"rgba16float",blend:{color:{srcFactor:"src-alpha",dstFactor:"one-minus-src-alpha"},alpha:{srcfactor:"one",dstFactor:"one-minus-src-alpha"}}}]}})}}const nV={colorTextureView:null,depthTextureView:null};function u0(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,nV,n),an.extend(t,e,n),E.setGet(t,e,["colorTextureView","depthTextureView"]),tV(t,e)}const rV=E.newInstance(u0,"vtkWebGPUOrderIndependentTranslucentPass");var aV={newInstance:rV,extend:u0};const er={COMPOSITE_BLEND:0,MAXIMUM_INTENSITY_BLEND:1,MINIMUM_INTENSITY_BLEND:2,AVERAGE_INTENSITY_BLEND:3,ADDITIVE_INTENSITY_BLEND:4,RADON_TRANSFORM_BLEND:5},sV=`
//VTK::Renderer::Dec

//VTK::Mapper::Dec

//VTK::TCoord::Dec

//VTK::Volume::TraverseDec

//VTK::RenderEncoder::Dec

//VTK::IOStructs::Dec

fn getTextureValue(vTex: texture_3d<f32>, tpos: vec4<f32>) -> f32
{
  // todo multicomponent support
  return textureSampleLevel(vTex, clampSampler, tpos.xyz, 0.0).r;
}

fn getGradient(vTex: texture_3d<f32>, tpos: vec4<f32>, vNum: i32, scalar: f32) -> vec4<f32>
{
  var result: vec4<f32>;

  var tstep: vec4<f32> = volumeSSBO.values[vNum].tstep;
  result.x = getTextureValue(vTex, tpos + vec4<f32>(tstep.x, 0.0, 0.0, 1.0)) - scalar;
  result.y = getTextureValue(vTex, tpos + vec4<f32>(0.0, tstep.y, 0.0, 1.0)) - scalar;
  result.z = getTextureValue(vTex, tpos + vec4<f32>(0.0, 0.0, tstep.z, 1.0)) - scalar;
  result.w = 0.0;

  // divide by spacing as that is our delta
  result = result / volumeSSBO.values[vNum].spacing;
  // now we have a gradient in unit tcoords

  var grad: f32 = length(result.xyz);
  if (grad > 0.0)
  {
    // rotate to View Coords, needed for lighting and shading
    var nMat: mat4x4<f32> = rendererUBO.SCVCMatrix * volumeSSBO.values[vNum].planeNormals;
    result = nMat * result;
    result = result / length(result);
  }

  // store gradient magnitude in .w
  result.w = grad;

  return result;
}

fn processVolume(vTex: texture_3d<f32>, vNum: i32, cNum: i32, posSC: vec4<f32>, tfunRows: f32) -> vec4<f32>
{
  var outColor: vec4<f32> = vec4<f32>(0.0, 0.0, 0.0, 0.0);

  // convert to tcoords and reject if outside the volume
  var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*posSC;
  if (tpos.x < 0.0 || tpos.y < 0.0 || tpos.z < 0.0 ||
      tpos.x > 1.0 || tpos.y > 1.0 || tpos.z > 1.0) { return outColor; }

  var scalar: f32 = getTextureValue(vTex, tpos);

  var coord: vec2<f32> =
    vec2<f32>(scalar * componentSSBO.values[cNum].cScale + componentSSBO.values[cNum].cShift,
      (0.5 + 2.0 * f32(vNum)) / tfunRows);
  var color: vec4<f32> = textureSampleLevel(tfunTexture, clampSampler, coord, 0.0);

  var gofactor: f32 = 1.0;
  var normal: vec4<f32> = vec4<f32>(0.0,0.0,0.0,0.0);
  if (componentSSBO.values[cNum].gomin <  1.0 || volumeSSBO.values[vNum].shade[0] > 0.0)
  {
    normal = getGradient(vTex, tpos, vNum, scalar);
    if (componentSSBO.values[cNum].gomin <  1.0)
    {
      gofactor = clamp(normal.a*componentSSBO.values[cNum].goScale + componentSSBO.values[cNum].goShift,
      componentSSBO.values[cNum].gomin, componentSSBO.values[cNum].gomax);
    }
  }

  coord.x = (scalar * componentSSBO.values[cNum].oScale + componentSSBO.values[cNum].oShift);
  var opacity: f32 = textureSampleLevel(ofunTexture, clampSampler, coord, 0.0).r;

  if (volumeSSBO.values[vNum].shade[0] > 0.0)
  {
    color = color*abs(normal.z);
  }

  outColor = vec4<f32>(color.rgb, gofactor * opacity);

  return outColor;
}

// adjust the start and end point of a raycast such that it intersects the unit cube.
// This function is used to take a raycast starting point and step vector
// and numSteps and return the startijng and ending steps for intersecting the
// unit cube. Recall for a 3D texture, the unit cube is the range of texture coordsinates
// that have valid values. So this funtion can be used to take a ray in texture coordinates
// and bound it to intersecting the texture.
//
fn adjustBounds(tpos: vec4<f32>, tstep: vec4<f32>, numSteps: f32) -> vec2<f32>
{
  var result: vec2<f32> = vec2<f32>(0.0, numSteps);
  var tpos2: vec4<f32> = tpos + tstep*numSteps;

  // move tpos to the start of the volume
  var adjust: f32 =
    min(
      max(tpos.x/tstep.x, (tpos.x - 1.0)/tstep.x),
      min(
        max((tpos.y - 1.0)/tstep.y, tpos.y/tstep.y),
        max((tpos.z - 1.0)/tstep.z, tpos.z/tstep.z)));
  if (adjust < 0.0)
  {
    result.x = result.x - adjust;
  }

  // adjust length to the end
  adjust =
    max(
      min(tpos2.x/tstep.x, (tpos2.x - 1.0)/tstep.x),
      max(
        min((tpos2.y - 1.0)/tstep.y, tpos2.y/tstep.y),
        min((tpos2.z - 1.0)/tstep.z, tpos2.z/tstep.z)));
  if (adjust > 0.0)
  {
    result.y = result.y - adjust;
  }

  return result;
}

fn getSimpleColor(scalar: f32, vNum: i32, cNum: i32) -> vec4<f32>
{
  // how many rows (tfuns) do we have in our tfunTexture
  var tfunRows: f32 = f32(textureDimensions(tfunTexture).y);

  var coord: vec2<f32> =
    vec2<f32>(scalar * componentSSBO.values[cNum].cScale + componentSSBO.values[cNum].cShift,
      (0.5 + 2.0 * f32(vNum)) / tfunRows);
  var color: vec4<f32> = textureSampleLevel(tfunTexture, clampSampler, coord, 0.0);
  coord.x = (scalar * componentSSBO.values[cNum].oScale + componentSSBO.values[cNum].oShift);
  var opacity: f32 = textureSampleLevel(ofunTexture, clampSampler, coord, 0.0).r;
  return vec4<f32>(color.rgb, opacity);
}

fn traverseMax(vTex: texture_3d<f32>, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>)
{
  // convert to tcoords and reject if outside the volume
  var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;
  var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;
  var tpos2: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);
  var tstep: vec4<f32> = tpos2 - tpos;

  var rayBounds: vec2<f32> = adjustBounds(tpos, tstep, numSteps);

  // did we hit anything
  if (rayBounds.x >= rayBounds.y)
  {
    traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);
    return;
  }

  tpos = tpos + tstep*rayBounds.x;
  var curDist: f32 = rayBounds.x;
  var maxVal: f32 = -1.0e37;
  loop
  {
    var scalar: f32 = getTextureValue(vTex, tpos);
    if (scalar > maxVal)
    {
      maxVal = scalar;
    }

    // increment position
    curDist = curDist + 1.0;
    tpos = tpos + tstep;

    // check if we have reached a terminating condition
    if (curDist > rayBounds.y) { break; }
  }

  // process to get the color and opacity
  traverseVals[vNum] = getSimpleColor(maxVal, vNum, cNum);
}

fn traverseMin(vTex: texture_3d<f32>, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>)
{
  // convert to tcoords and reject if outside the volume
  var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;
  var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;
  var tpos2: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);
  var tstep: vec4<f32> = tpos2 - tpos;

  var rayBounds: vec2<f32> = adjustBounds(tpos, tstep, numSteps);

  // did we hit anything
  if (rayBounds.x >= rayBounds.y)
  {
    traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);
    return;
  }

  tpos = tpos + tstep*rayBounds.x;
  var curDist: f32 = rayBounds.x;
  var minVal: f32 = 1.0e37;
  loop
  {
    var scalar: f32 = getTextureValue(vTex, tpos);
    if (scalar < minVal)
    {
      minVal = scalar;
    }

    // increment position
    curDist = curDist + 1.0;
    tpos = tpos + tstep;

    // check if we have reached a terminating condition
    if (curDist > rayBounds.y) { break; }
  }

  // process to get the color and opacity
  traverseVals[vNum] = getSimpleColor(minVal, vNum, cNum);
}

fn traverseAverage(vTex: texture_3d<f32>, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>)
{
  // convert to tcoords and reject if outside the volume
  var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;
  var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;
  var tpos2: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);
  var tstep: vec4<f32> = tpos2 - tpos;

  var rayBounds: vec2<f32> = adjustBounds(tpos, tstep, numSteps);

  // did we hit anything
  if (rayBounds.x >= rayBounds.y)
  {
    traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);
    return;
  }

  let ipRange: vec4<f32> = volumeSSBO.values[vNum].ipScalarRange;
  tpos = tpos + tstep*rayBounds.x;
  var curDist: f32 = rayBounds.x;
  var avgVal: f32 = 0.0;
  var sampleCount: f32 = 0.0;
  loop
  {
    var sample: f32 = getTextureValue(vTex, tpos);
    // right now leave filtering off until WebGL changes get merged
    // if (ipRange.z == 0.0 || sample >= ipRange.x && sample <= ipRange.y)
    // {
      avgVal = avgVal + sample;
      sampleCount = sampleCount + 1.0;
    // }

    // increment position
    curDist = curDist + 1.0;
    tpos = tpos + tstep;

    // check if we have reached a terminating condition
    if (curDist > rayBounds.y) { break; }
  }

  if (sampleCount <= 0.0)
  {
    traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);
  }

  // process to get the color and opacity
  traverseVals[vNum] = getSimpleColor(avgVal/sampleCount, vNum, cNum);
}

fn traverseAdditive(vTex: texture_3d<f32>, vNum: i32, cNum: i32, rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>)
{
  // convert to tcoords and reject if outside the volume
  var numSteps: f32 = rayLengthSC/mapperUBO.SampleDistance;
  var tpos: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*minPosSC;
  var tpos2: vec4<f32> = volumeSSBO.values[vNum].SCTCMatrix*(minPosSC + rayStepSC);
  var tstep: vec4<f32> = tpos2 - tpos;

  var rayBounds: vec2<f32> = adjustBounds(tpos, tstep, numSteps);

  // did we hit anything
  if (rayBounds.x >= rayBounds.y)
  {
    traverseVals[vNum] = vec4<f32>(0.0,0.0,0.0,0.0);
    return;
  }

  let ipRange: vec4<f32> = volumeSSBO.values[vNum].ipScalarRange;
  tpos = tpos + tstep*rayBounds.x;
  var curDist: f32 = rayBounds.x;
  var sumVal: f32 = 0.0;
  loop
  {
    var sample: f32 = getTextureValue(vTex, tpos);
    // right now leave filtering off until WebGL changes get merged
    // if (ipRange.z == 0.0 || sample >= ipRange.x && sample <= ipRange.y)
    // {
      sumVal = sumVal + sample;
    // }

    // increment position
    curDist = curDist + 1.0;
    tpos = tpos + tstep;

    // check if we have reached a terminating condition
    if (curDist > rayBounds.y) { break; }
  }

  // process to get the color and opacity
  traverseVals[vNum] = getSimpleColor(sumVal, vNum, cNum);
}

fn composite(rayLengthSC: f32, minPosSC: vec4<f32>, rayStepSC: vec4<f32>) -> vec4<f32>
{
  // initial ray position is at the beginning
  var rayPosSC: vec4<f32> = minPosSC;

  // how many rows (tfuns) do we have in our tfunTexture
  var tfunRows: f32 = f32(textureDimensions(tfunTexture).y);

  var curDist: f32 = 0.0;
  var computedColor: vec4<f32> = vec4<f32>(0.0, 0.0, 0.0, 0.0);
  var sampleColor: vec4<f32>;
//VTK::Volume::TraverseCalls

  loop
  {
    // for each volume, sample and accumulate color
//VTK::Volume::CompositeCalls

    // increment position
    curDist = curDist + mapperUBO.SampleDistance;
    rayPosSC = rayPosSC + rayStepSC;

    // check if we have reached a terminating condition
    if (curDist > rayLengthSC) { break; }
    if (computedColor.a > 0.98) { break; }
  }
  return computedColor;
}

@fragment
fn main(
//VTK::IOStructs::Input
)
//VTK::IOStructs::Output
{
  var output: fragmentOutput;

  var rayMax: f32 = textureSampleLevel(maxTexture, clampSampler, input.tcoordVS, 0.0).r;
  var rayMin: f32 = textureSampleLevel(minTexture, clampSampler, input.tcoordVS, 0.0).r;

  // discard empty rays
  if (rayMax <= rayMin) { discard; }
  else
  {
    // compute start and end ray positions in view coordinates
    var minPosSC: vec4<f32> = rendererUBO.PCSCMatrix*vec4<f32>(2.0 * input.tcoordVS.x - 1.0, 1.0 - 2.0 * input.tcoordVS.y, rayMax, 1.0);
    minPosSC = minPosSC * (1.0 / minPosSC.w);
    var maxPosSC: vec4<f32> = rendererUBO.PCSCMatrix*vec4<f32>(2.0 * input.tcoordVS.x - 1.0, 1.0 - 2.0 * input.tcoordVS.y, rayMin, 1.0);
    maxPosSC = maxPosSC * (1.0 / maxPosSC.w);

    var rayLengthSC: f32 = distance(minPosSC.xyz, maxPosSC.xyz);
    var rayStepSC: vec4<f32> = (maxPosSC - minPosSC)*(mapperUBO.SampleDistance/rayLengthSC);
    rayStepSC.w = 0.0;

    var computedColor: vec4<f32>;

//VTK::Volume::Loop

//VTK::RenderEncoder::Impl
  }

  return output;
}
`,tt=new Float64Array(16),gn=new Float64Array(16);function iV(t,e){e.classHierarchy.push("vtkWebGPUVolumePassFSQ"),t.replaceShaderPosition=(a,s,i)=>{const o=s.getShaderDescription("vertex");o.addBuiltinOutput("vec4<f32>","@builtin(position) Position");let u=o.getCode();u=ie.substitute(u,"//VTK::Position::Impl",["output.tcoordVS = vec2<f32>(vertexBC.x * 0.5 + 0.5, 1.0 - vertexBC.y * 0.5 - 0.5);","output.Position = vec4<f32>(vertexBC, 1.0);"]).result,o.setCode(u),s.getShaderDescription("fragment").addBuiltinInput("vec4<f32>","@builtin(position) fragPos")},e.shaderReplacements.set("replaceShaderPosition",t.replaceShaderPosition),t.replaceShaderVolume=(a,s,i)=>{const o=s.getShaderDescription("fragment");let u=o.getCode();const c=[],f=[];for(let g=0;g<e.volumes.length;g++)e.volumes[g].getRenderable().getMapper().getBlendMode()===er.COMPOSITE_BLEND?(c.push(`    sampleColor = processVolume(volTexture${g}, ${g}, ${e.rowStarts[g]}, rayPosSC, tfunRows);`),c.push(`    computedColor = vec4<f32>(
          sampleColor.a * sampleColor.rgb * (1.0 - computedColor.a) + computedColor.rgb,
          (1.0 - computedColor.a)*sampleColor.a + computedColor.a);`)):(f.push(`  sampleColor = traverseVals[${g}];`),f.push(`  computedColor = vec4<f32>(
          sampleColor.a * sampleColor.rgb * (1.0 - computedColor.a) + computedColor.rgb,
          (1.0 - computedColor.a)*sampleColor.a + computedColor.a);`));u=ie.substitute(u,"//VTK::Volume::CompositeCalls",c).result,u=ie.substitute(u,"//VTK::Volume::TraverseCalls",f).result,u=ie.substitute(u,"//VTK::Volume::TraverseDec",[`var<private> traverseVals: array<vec4<f32>,${e.volumes.length}>;`]).result;let l=!1;for(let g=0;g<e.volumes.length;g++){const p=e.volumes[g].getRenderable().getMapper().getBlendMode();p===er.COMPOSITE_BLEND?l=!0:p===er.MAXIMUM_INTENSITY_BLEND?u=ie.substitute(u,"//VTK::Volume::Loop",[`    traverseMax(volTexture${g}, ${g}, ${g}, rayLengthSC, minPosSC, rayStepSC);`,`    computedColor = traverseVals[${g}];`,"//VTK::Volume::Loop"]).result:p===er.MINIMUM_INTENSITY_BLEND?u=ie.substitute(u,"//VTK::Volume::Loop",[`    traverseMin(volTexture${g}, ${g}, ${g}, rayLengthSC, minPosSC, rayStepSC);`,`    computedColor = traverseVals[${g}];`,"//VTK::Volume::Loop"]).result:p===er.AVERAGE_INTENSITY_BLEND?u=ie.substitute(u,"//VTK::Volume::Loop",[`    traverseAverage(volTexture${g}, ${g}, ${g}, rayLengthSC, minPosSC, rayStepSC);`,`    computedColor = traverseVals[${g}];`,"//VTK::Volume::Loop"]).result:p===er.ADDITIVE_INTENSITY_BLEND&&(u=ie.substitute(u,"//VTK::Volume::Loop",[`    traverseAdditive(volTexture${g}, ${g}, ${g}, rayLengthSC, minPosSC, rayStepSC);`,`    computedColor = traverseVals[${g}];`,"//VTK::Volume::Loop"]).result)}l&&(u=ie.substitute(u,"//VTK::Volume::Loop",["    computedColor = composite(rayLengthSC, minPosSC, rayStepSC);"]).result),o.setCode(u)},e.shaderReplacements.set("replaceShaderVolume",t.replaceShaderVolume),t.updateLUTImage=a=>{let s=t.getMTime();for(let l=0;l<e.volumes.length;l++){const g=e.volumes[l].getRenderable(),p=g.getMapper().getInputData();s=Math.max(s,g.getMTime(),p.getMTime())}if(s<e.lutBuildTime.getMTime())return;e.numRows=0,e.rowStarts=[];for(let l=0;l<e.volumes.length;l++){e.rowStarts.push(e.numRows);const p=e.volumes[l].getRenderable(),T=p.getMapper(),h=p.getProperty(),d=T.getInputData(),C=(d.getPointData()&&d.getPointData().getScalars()).getNumberOfComponents(),v=h.getIndependentComponents()?C:1;e.numRows+=v}const i=new Uint8ClampedArray(e.numRows*2*e.rowLength*4),o=new Float32Array(e.numRows*2*e.rowLength);let u=0;const c=new Float32Array(e.rowLength*3),f=e.rowLength;for(let l=0;l<e.volumes.length;l++){const p=e.volumes[l].getRenderable(),T=p.getMapper(),h=p.getProperty(),d=T.getInputData(),C=(d.getPointData()&&d.getPointData().getScalars()).getNumberOfComponents(),v=h.getIndependentComponents()?C:1;for(let w=0;w<v;++w){const S=h.getRGBTransferFunction(w),R=S.getRange();S.getTable(R[0],R[1],f,c,1);let M=u*f*4;for(let B=0;B<f;++B){i[M+B*4]=255*c[B*3],i[M+B*4+1]=255*c[B*3+1],i[M+B*4+2]=255*c[B*3+2],i[M+B*4+3]=255;for(let b=0;b<4;b++)i[M+(f+B)*4+b]=i[M+B*4+b]}const m=h.getScalarOpacity(w),O=e.sampleDist/h.getScalarOpacityUnitDistance(w),V=m.getRange();m.getTable(V[0],V[1],f,c,1),M=u*f;for(let B=0;B<f;++B)o[M+B]=1-(1-c[B])**O,o[M+B+f]=o[M+B];u+=2}}{const l={nativeArray:i,width:e.rowLength,height:e.numRows*2,depth:1,format:"rgba8unorm"},p=a.getTextureManager().getTexture(l).createView("tfunTexture");e.textureViews[2]=p}{const l={nativeArray:o,width:e.rowLength,height:e.numRows*2,depth:1,format:"r16float"},p=a.getTextureManager().getTexture(l).createView("ofunTexture");e.textureViews[3]=p}e.lutBuildTime.modified()},t.updateSSBO=a=>{let s=Math.max(t.getMTime(),e.WebGPURenderer.getStabilizedTime());for(let S=0;S<e.volumes.length;S++){const R=e.volumes[S].getRenderable(),M=R.getMapper(),m=M.getInputData();s=Math.max(s,R.getMTime(),m.getMTime(),M.getMTime())}if(s<e.SSBO.getSendTime())return;const i=e.WebGPURenderer.getStabilizedCenterByReference();e.SSBO.clearData(),e.SSBO.setNumberOfInstances(e.volumes.length);const o=new Float64Array(e.volumes.length*16),u=new Float64Array(e.volumes.length*16),c=new Float64Array(e.volumes.length*4),f=new Float64Array(e.volumes.length*4),l=new Float64Array(e.volumes.length*4),g=new Float64Array(e.volumes.length*4);for(let S=0;S<e.volumes.length;S++){const M=e.volumes[S].getRenderable(),m=M.getMapper(),O=m.getInputData();le(tt),Ge(tt,tt,i);const V=M.getMatrix();Oe(gn,V),ut(gn,gn),at(tt,gn,tt);const B=O.getWorldToIndex();at(tt,B,tt);const b=O.getDimensions();le(gn),gr(gn,gn,[1/b[0],1/b[1],1/b[2]]),at(tt,gn,tt);for(let Z=0;Z<16;Z++)o[S*16+Z]=tt[Z];ut(tt,tt);for(let Z=0;Z<4;Z++)u[S*16+Z*4]=tt[Z*4],u[S*16+Z*4+1]=tt[Z*4+1],u[S*16+Z*4+2]=tt[Z*4+2],u[S*16+Z*4+3]=0;c[S*4]=1/b[0],c[S*4+1]=1/b[1],c[S*4+2]=1/b[2],c[S*4+3]=1,f[S*4]=M.getProperty().getShade()?1:0;const U=O.getSpacing();l[S*4]=U[0],l[S*4+1]=U[1],l[S*4+2]=U[2],l[S*4+3]=1;const Y=e.textureViews[S+4].getTexture().getScale(),q=m.getIpScalarRange();g[S*4]=q[0]/Y,g[S*4+1]=q[1]/Y,g[S*4+2]=m.getFilterMode()}e.SSBO.addEntry("SCTCMatrix","mat4x4<f32>"),e.SSBO.addEntry("planeNormals","mat4x4<f32>"),e.SSBO.addEntry("shade","vec4<f32>"),e.SSBO.addEntry("tstep","vec4<f32>"),e.SSBO.addEntry("spacing","vec4<f32>"),e.SSBO.addEntry("ipScalarRange","vec4<f32>"),e.SSBO.setAllInstancesFromArray("SCTCMatrix",o),e.SSBO.setAllInstancesFromArray("planeNormals",u),e.SSBO.setAllInstancesFromArray("shade",f),e.SSBO.setAllInstancesFromArray("tstep",c),e.SSBO.setAllInstancesFromArray("spacing",l),e.SSBO.setAllInstancesFromArray("ipScalarRange",g),e.SSBO.send(a),e.componentSSBO.clearData(),e.componentSSBO.setNumberOfInstances(e.numRows);const p=new Float64Array(e.numRows),T=new Float64Array(e.numRows),h=new Float64Array(e.numRows),d=new Float64Array(e.numRows),x=new Float64Array(e.numRows),C=new Float64Array(e.numRows),y=new Float64Array(e.numRows),v=new Float64Array(e.numRows);let w=0;for(let S=0;S<e.volumes.length;S++){const M=e.volumes[S].getRenderable(),m=M.getMapper(),O=M.getProperty(),V=m.getInputData(),b=(V.getPointData()&&V.getPointData().getScalars()).getNumberOfComponents(),U=O.getIndependentComponents(),Y=e.textureViews[S+4].getTexture().getFormat(),q=Ke.getDetailsFromTextureFormat(Y),Z=q.elementSize===2&&q.sampleType==="float",re={scale:[255],offset:[0]};Z&&(re.scale[0]=1);for(let G=0;G<b;G++){const k=U?G:0,j=re.scale[G],P=O.getScalarOpacity(k).getRange(),A=j/(P[1]-P[0]),Ce=(re.offset[G]-P[0])/(P[1]-P[0]);d[w]=Ce,h[w]=A;const De=O.getRGBTransferFunction(k).getRange();if(T[w]=(re.offset[G]-De[0])/(De[1]-De[0]),p[w]=j/(De[1]-De[0]),O.getUseGradientOpacity(k)){const Q=O.getGradientOpacityMinimumOpacity(k),ue=O.getGradientOpacityMaximumOpacity(k);x[w]=Q,C[w]=ue;const de=[O.getGradientOpacityMinimumValue(k),O.getGradientOpacityMaximumValue(k)];v[w]=j*(ue-Q)/(de[1]-de[0]),y[w]=-de[0]*(ue-Q)/(de[1]-de[0])+Q}else x[w]=1,C[w]=1,v[w]=0,y[w]=1;w++}}e.componentSSBO.addEntry("cScale","f32"),e.componentSSBO.addEntry("cShift","f32"),e.componentSSBO.addEntry("oScale","f32"),e.componentSSBO.addEntry("oShift","f32"),e.componentSSBO.addEntry("goShift","f32"),e.componentSSBO.addEntry("goScale","f32"),e.componentSSBO.addEntry("gomin","f32"),e.componentSSBO.addEntry("gomax","f32"),e.componentSSBO.setAllInstancesFromArray("cScale",p),e.componentSSBO.setAllInstancesFromArray("cShift",T),e.componentSSBO.setAllInstancesFromArray("oScale",h),e.componentSSBO.setAllInstancesFromArray("oShift",d),e.componentSSBO.setAllInstancesFromArray("goScale",v),e.componentSSBO.setAllInstancesFromArray("goShift",y),e.componentSSBO.setAllInstancesFromArray("gomin",x),e.componentSSBO.setAllInstancesFromArray("gomax",C),e.componentSSBO.send(a)};const n=t.updateBuffers;t.updateBuffers=()=>{n();let a=e.volumes[0].getRenderable().getMapper().getSampleDistance();for(let s=0;s<e.volumes.length;s++){const u=e.volumes[s].getRenderable().getMapper().getSampleDistance();u<a&&(a=u)}e.sampleDist!==a&&(e.sampleDist=a,e.UBO.setValue("SampleDistance",a),e.UBO.sendIfNeeded(e.device));for(let s=0;s<e.volumes.length;s++){const c=e.volumes[s].getRenderable().getMapper().getInputData(),f=e.device.getTextureManager().getTextureForImageData(c);if(!e.textureViews[s+4]||e.textureViews[s+4].getTexture()!==f){const l=f.createView(`volTexture${s}`);e.textureViews[s+4]=l}}if(e.volumes.length<e.lastVolumeLength)for(let s=e.volumes.length;s<e.lastVolumeLength;s++)e.textureViews.pop();e.lastVolumeLength=e.volumes.length,t.updateLUTImage(e.device),t.updateSSBO(e.device),e.clampSampler||(e.clampSampler=lo.newInstance({label:"clampSampler"}),e.clampSampler.create(e.device,{minFilter:"linear",magFilter:"linear"}))},t.computePipelineHash=()=>{e.pipelineHash="volfsq";for(let a=0;a<e.volumes.length;a++){const s=e.volumes[a].getRenderable().getMapper().getBlendMode();e.pipelineHash+=`${s}`}},t.setVolumes=a=>{if(!e.volumes||e.volumes.length!==a.length){e.volumes=[...a],t.modified();return}for(let s=0;s<a.length;s++)if(a[s]!==e.volumes[s]){e.volumes=[...a],t.modified();return}};const r=t.getBindables;t.getBindables=()=>{const a=r();return a.push(e.componentSSBO),a.push(e.clampSampler),a}}const oV={volumes:null,rowLength:1024,lastVolumeLength:0};function f0(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,oV,n),hr.extend(t,e,n),e.fragmentShaderTemplate=sV,e.UBO=zn.newInstance({label:"mapperUBO"}),e.UBO.addEntry("SampleDistance","f32"),e.SSBO=xi.newInstance({label:"volumeSSBO"}),e.componentSSBO=xi.newInstance({label:"componentSSBO"}),e.lutBuildTime={},E.obj(e.lutBuildTime,{mtime:0}),iV(t,e)}const cV=E.newInstance(f0,"vtkWebGPUVolumePassFSQ");var uV={newInstance:cV,extend:f0};const{Representation:fV}=Cr,{BufferUsage:Yc,PrimitiveTypes:lV}=wn,Xs=[[0,4,6],[0,6,2],[1,3,7],[1,7,5],[0,5,4],[0,1,5],[2,6,7],[2,7,3],[0,3,1],[0,2,3],[4,5,7],[4,7,6]],gV=`
//VTK::Renderer::Dec

//VTK::Select::Dec

//VTK::VolumePass::Dec

//VTK::TCoord::Dec

//VTK::RenderEncoder::Dec

//VTK::Mapper::Dec

//VTK::IOStructs::Dec

@fragment
fn main(
//VTK::IOStructs::Input
)
//VTK::IOStructs::Output
{
  var output : fragmentOutput;

  //VTK::Select::Impl

  //VTK::TCoord::Impl

  //VTK::VolumePass::Impl

  // use the maximum (closest) of the current value and the zbuffer
  // the blend func will then take the min to find the farthest stop value
  var stopval: f32 = max(input.fragPos.z, textureLoad(opaquePassDepthTexture, vec2<i32>(i32(input.fragPos.x), i32(input.fragPos.y)), 0));

  //VTK::RenderEncoder::Impl
  return output;
}
`,pV=`
//VTK::Renderer::Dec

//VTK::Mapper::Dec

//VTK::TCoord::Dec

//VTK::RenderEncoder::Dec

//VTK::IOStructs::Dec

@fragment
fn main(
//VTK::IOStructs::Input
)
//VTK::IOStructs::Output
{
  var output: fragmentOutput;

  var computedColor: vec4<f32> = textureSample(volumePassColorTexture,
    volumePassColorTextureSampler, mapperUBO.tscale*input.tcoordVS);

  //VTK::RenderEncoder::Impl
  return output;
}
`;function hV(t,e){e.classHierarchy.push("vtkWebGPUVolumePass"),t.initialize=n=>{e._clearEncoder||t.createClearEncoder(n),e._mergeEncoder||t.createMergeEncoder(n),e._copyEncoder||t.createCopyEncoder(n),e._depthRangeEncoder||t.createDepthRangeEncoder(n),e.fullScreenQuad||(e.fullScreenQuad=uV.newInstance(),e.fullScreenQuad.setDevice(n.getDevice()),e.fullScreenQuad.setTextureViews([...e._depthRangeEncoder.getColorTextureViews()])),e._volumeCopyQuad||(e._volumeCopyQuad=hr.newInstance(),e._volumeCopyQuad.setPipelineHash("volpassfsq"),e._volumeCopyQuad.setDevice(n.getDevice()),e._volumeCopyQuad.setFragmentShaderTemplate(pV),e._copyUBO=zn.newInstance({label:"mapperUBO"}),e._copyUBO.addEntry("tscale","vec2<f32>"),e._volumeCopyQuad.setUBO(e._copyUBO),e._volumeCopyQuad.setTextureViews([e._colorTextureView]))},t.traverse=(n,r)=>{if(e.deleted)return;e._currentParent=r,t.initialize(r),t.computeTiming(r),t.renderDepthBounds(n,r),e._firstGroup=!0;const a=r.getDevice(),s=a.getHandle().limits.maxSampledTexturesPerShaderStage-4;if(e.volumes.length>s){const i=n.getRenderable().getActiveCamera().getPosition(),o=[];for(let l=0;l<e.volumes.length;l++){const g=e.volumes[l].getRenderable().getBounds(),p=[.5*(g[1]+g[0]),.5*(g[3]+g[2]),.5*(g[5]+g[4])];o[l]=zt(p,i)}const u=[...Array(e.volumes.length).keys()];u.sort((l,g)=>o[g]-o[l]);let c=[],f=u.length%s;for(let l=0;l<u.length;l++)c.push(e.volumes[u[l]]),c.length>=f&&(t.rayCastPass(r,n,c),c=[],f=s,e._firstGroup=!1)}else t.rayCastPass(r,n,e.volumes);if(e._volumeCopyQuad.setWebGPURenderer(n),e._useSmallViewport){const i=e._colorTextureView.getTexture().getWidth(),o=e._colorTextureView.getTexture().getHeight();e._copyUBO.setArray("tscale",[e._smallViewportWidth/i,e._smallViewportHeight/o])}else e._copyUBO.setArray("tscale",[1,1]);e._copyUBO.sendIfNeeded(a),e._copyEncoder.setColorTextureView(0,e.colorTextureView),e._copyEncoder.attachTextureViews(),e._copyEncoder.begin(r.getCommandEncoder()),n.scissorAndViewport(e._copyEncoder),e._volumeCopyQuad.prepareAndDraw(e._copyEncoder),e._copyEncoder.end()},t.delete=E.chain(()=>{e._animationRateSubscription&&(e._animationRateSubscription.unsubscribe(),e._animationRateSubscription=null)},t.delete),t.computeTiming=n=>{const r=n.getRenderable().getInteractor();if(e._lastScale==null){const a=e.volumes[0].getRenderable().getMapper();e._lastScale=a.getInitialInteractionScale()||1}e._useSmallViewport=!1,r.isAnimating()&&e._lastScale>1.5&&(e._useSmallViewport=!0),e._colorTexture.resize(n.getCanvas().width,n.getCanvas().height),e._animationRateSubscription||(e._animationRateSubscription=r.onAnimationFrameRateUpdate(()=>{const a=e.volumes[0].getRenderable().getMapper();if(a.getAutoAdjustSampleDistances()){const s=r.getRecentAnimationFrameRate(),i=e._lastScale*r.getDesiredUpdateRate()/s;e._lastScale=i,e._lastScale>400&&(e._lastScale=400)}else e._lastScale=a.getImageSampleDistance()*a.getImageSampleDistance();e._lastScale<1.5&&(e._lastScale=1.5)}))},t.rayCastPass=(n,r,a)=>{const s=e._firstGroup?e._clearEncoder:e._mergeEncoder;s.attachTextureViews(),s.begin(n.getCommandEncoder());let i=e._colorTextureView.getTexture().getWidth(),o=e._colorTextureView.getTexture().getHeight();if(e._useSmallViewport){const u=n.getCanvas(),c=1/Math.sqrt(e._lastScale);e._smallViewportWidth=Math.ceil(c*u.width),e._smallViewportHeight=Math.ceil(c*u.height),i=e._smallViewportWidth,o=e._smallViewportHeight}s.getHandle().setViewport(0,0,i,o,0,1),s.getHandle().setScissorRect(0,0,i,o),e.fullScreenQuad.setWebGPURenderer(r),e.fullScreenQuad.setVolumes(a),e.fullScreenQuad.prepareAndDraw(s),s.end()},t.renderDepthBounds=(n,r)=>{t.updateDepthPolyData(n);const a=e._boundsPoly,s=a.getPoints(),i=a.getPolys();let o={hash:`vp${i.getMTime()}`,usage:Yc.Index,cells:i,numberOfPoints:s.getNumberOfPoints(),primitiveType:lV.Triangles,representation:fV.SURFACE};const u=r.getDevice().getBufferManager().getBuffer(o);e._mapper.getVertexInput().setIndexBuffer(u),o={usage:Yc.PointArray,format:"float32x4",hash:`vp${s.getMTime()}${i.getMTime()}`,dataArray:s,indexBuffer:u,packExtra:!0};const c=r.getDevice().getBufferManager().getBuffer(o);e._mapper.getVertexInput().addBuffer(c,["vertexBC"]),e._mapper.setNumberOfVertices(c.getSizeInBytes()/c.getStrideInBytes()),t.drawDepthRange(n,r)},t.updateDepthPolyData=n=>{let r=!1;for(let f=0;f<e.volumes.length;f++){const l=e.volumes[f].getMTime();(!e._lastMTimes[f]||l!==e._lastMTimes[f])&&(r=!0,e._lastMTimes[f]=l)}const a=n.getStabilizedTime();if((e._lastMTimes.length<=e.volumes.length||a!==e._lastMTimes[e.volumes.length])&&(r=!0,e._lastMTimes[e.volumes.length]=a),!r)return;const s=n.getStabilizedCenterByReference(),i=e.volumes.length*8,o=new Float64Array(i*3),u=e.volumes.length*12,c=new Uint16Array(u*4);for(let f=0;f<e.volumes.length;f++){e.volumes[f].getBoundingCubePoints(o,f*24);let l=f*12*4;const g=f*8;for(let p=0;p<12;p++)c[l++]=3,c[l++]=g+Xs[p][0],c[l++]=g+Xs[p][1],c[l++]=g+Xs[p][2]}for(let f=0;f<o.length;f+=3)o[f]-=s[0],o[f+1]-=s[1],o[f+2]-=s[2];e._boundsPoly.getPoints().setData(o,3),e._boundsPoly.getPoints().modified(),e._boundsPoly.getPolys().setData(c,1),e._boundsPoly.getPolys().modified(),e._boundsPoly.modified()},t.drawDepthRange=(n,r)=>{e._depthRangeTexture.resizeToMatch(e.colorTextureView.getTexture()),e._depthRangeTexture2.resizeToMatch(e.colorTextureView.getTexture()),e._depthRangeEncoder.attachTextureViews(),t.setCurrentOperation("volumeDepthRangePass"),n.setRenderEncoder(e._depthRangeEncoder),n.volumeDepthRangePass(!0),e._mapper.setWebGPURenderer(n),e._mapper.prepareToDraw(e._depthRangeEncoder),e._mapper.registerDrawCallback(e._depthRangeEncoder),n.volumeDepthRangePass(!1)},t.createDepthRangeEncoder=n=>{const r=n.getDevice();e._depthRangeEncoder=Jt.newInstance({label:"VolumePass DepthRange"}),e._depthRangeEncoder.setPipelineHash("volr"),e._depthRangeEncoder.setReplaceShaderCodeFunction(i=>{const o=i.getShaderDescription("fragment");o.addOutput("vec4<f32>","outColor1"),o.addOutput("vec4<f32>","outColor2");let u=o.getCode();u=ie.substitute(u,"//VTK::RenderEncoder::Impl",["output.outColor1 = vec4<f32>(input.fragPos.z, 0.0, 0.0, 0.0);","output.outColor2 = vec4<f32>(stopval, 0.0, 0.0, 0.0);"]).result,o.setCode(u)}),e._depthRangeEncoder.setDescription({colorAttachments:[{view:null,clearValue:[0,0,0,0],loadOp:"clear",storeOp:"store"},{view:null,clearValue:[1,1,1,1],loadOp:"clear",storeOp:"store"}]}),e._depthRangeEncoder.setPipelineSettings({primitive:{cullMode:"none"},fragment:{targets:[{format:"r16float",blend:{color:{srcFactor:"one",dstFactor:"one",operation:"max"},alpha:{srcfactor:"one",dstFactor:"one",operation:"max"}}},{format:"r16float",blend:{color:{srcFactor:"one",dstFactor:"one",operation:"min"},alpha:{srcfactor:"one",dstFactor:"one",operation:"min"}}}]}}),e._depthRangeTexture=Kt.newInstance({label:"volumePassMaxDepth"}),e._depthRangeTexture.create(r,{width:n.getCanvas().width,height:n.getCanvas().height,format:"r16float",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING});const a=e._depthRangeTexture.createView("maxTexture");e._depthRangeEncoder.setColorTextureView(0,a),e._depthRangeTexture2=Kt.newInstance({label:"volumePassDepthMin"}),e._depthRangeTexture2.create(r,{width:n.getCanvas().width,height:n.getCanvas().height,format:"r16float",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING});const s=e._depthRangeTexture2.createView("minTexture");e._depthRangeEncoder.setColorTextureView(1,s),e._mapper.setDevice(n.getDevice()),e._mapper.setTextureViews([e.depthTextureView])},t.createClearEncoder=n=>{e._colorTexture=Kt.newInstance({label:"volumePassColor"}),e._colorTexture.create(n.getDevice(),{width:n.getCanvas().width,height:n.getCanvas().height,format:"bgra8unorm",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_SRC}),e._colorTextureView=e._colorTexture.createView("volumePassColorTexture"),e._colorTextureView.addSampler(n.getDevice(),{minFilter:"linear",magFilter:"linear"}),e._clearEncoder=Jt.newInstance({label:"VolumePass Clear"}),e._clearEncoder.setColorTextureView(0,e._colorTextureView),e._clearEncoder.setDescription({colorAttachments:[{view:null,clearValue:[0,0,0,0],loadOp:"clear",storeOp:"store"}]}),e._clearEncoder.setPipelineHash("volpf"),e._clearEncoder.setPipelineSettings({primitive:{cullMode:"none"},fragment:{targets:[{format:"bgra8unorm",blend:{color:{srcFactor:"src-alpha",dstFactor:"one-minus-src-alpha"},alpha:{srcfactor:"one",dstFactor:"one-minus-src-alpha"}}}]}})},t.createCopyEncoder=n=>{e._copyEncoder=Jt.newInstance({label:"volumePassCopy"}),e._copyEncoder.setDescription({colorAttachments:[{view:null,loadOp:"load",storeOp:"store"}]}),e._copyEncoder.setPipelineHash("volcopypf"),e._copyEncoder.setPipelineSettings({primitive:{cullMode:"none"},fragment:{targets:[{format:"rgba16float",blend:{color:{srcFactor:"one",dstFactor:"one-minus-src-alpha"},alpha:{srcfactor:"one",dstFactor:"one-minus-src-alpha"}}}]}})},t.createMergeEncoder=n=>{e._mergeEncoder=Jt.newInstance({label:"volumePassMerge"}),e._mergeEncoder.setColorTextureView(0,e._colorTextureView),e._mergeEncoder.setDescription({colorAttachments:[{view:null,loadOp:"load",storeOp:"store"}]}),e._mergeEncoder.setReplaceShaderCodeFunction(r=>{const a=r.getShaderDescription("fragment");a.addOutput("vec4<f32>","outColor");let s=a.getCode();s=ie.substitute(s,"//VTK::RenderEncoder::Impl",["output.outColor = vec4<f32>(computedColor.rgb, computedColor.a);"]).result,a.setCode(s)}),e._mergeEncoder.setPipelineHash("volpf"),e._mergeEncoder.setPipelineSettings({primitive:{cullMode:"none"},fragment:{targets:[{format:"bgra8unorm",blend:{color:{srcFactor:"src-alpha",dstFactor:"one-minus-src-alpha"},alpha:{srcfactor:"one",dstFactor:"one-minus-src-alpha"}}}]}})},t.setVolumes=n=>{if(!e.volumes||e.volumes.length!==n.length){e.volumes=[...n],t.modified();return}for(let r=0;r<n.length;r++)if(n[r]!==e.volumes[r]){e.volumes=[...n],t.modified();return}}}const dV={colorTextureView:null,depthTextureView:null,volumes:null};function l0(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,dV,n),an.extend(t,e,n),e._mapper=fo.newInstance(),e._mapper.setFragmentShaderTemplate(gV),e._mapper.getShaderReplacements().set("replaceShaderVolumePass",(r,a,s)=>{a.getShaderDescription("fragment").addBuiltinInput("vec4<f32>","@builtin(position) fragPos")}),e._boundsPoly=nn.newInstance(),e._lastMTimes=[],E.setGet(t,e,["colorTextureView","depthTextureView"]),hV(t,e)}const vV=E.newInstance(l0,"vtkWebGPUVolumePass");var yV={newInstance:vV,extend:l0};const TV=`
//VTK::Mapper::Dec

//VTK::TCoord::Dec

//VTK::RenderEncoder::Dec

//VTK::IOStructs::Dec

@fragment
fn main(
//VTK::IOStructs::Input
)
//VTK::IOStructs::Output
{
  var output: fragmentOutput;

  var computedColor: vec4<f32> = clamp(textureSampleLevel(opaquePassColorTexture, finalPassSampler, input.tcoordVS, 0.0),vec4<f32>(0.0),vec4<f32>(1.0));

  //VTK::RenderEncoder::Impl
  return output;
}
`;function xV(t,e){e.classHierarchy.push("vtkForwardPass"),t.traverse=function(n){let r=arguments.length>1&&arguments[1]!==void 0?arguments[1]:null;if(e.deleted)return;e._currentParent=r,t.setCurrentOperation("buildPass"),n.traverse(t),e.opaquePass||(e.opaquePass=JM.newInstance());const a=n.getRenderable().getNumberOfLayers(),s=n.getChildren();for(let i=0;i<a;i++)for(let o=0;o<s.length;o++){const u=s[o],c=n.getRenderable().getRenderers()[o];c.getDraw()&&c.getLayer()===i&&(e.opaqueActorCount=0,e.translucentActorCount=0,e.volumes=[],t.setCurrentOperation("queryPass"),u.traverse(t),t.setCurrentOperation("cameraPass"),u.traverse(t),e.opaquePass.traverse(u,n),e.translucentActorCount>0&&(e.translucentPass||(e.translucentPass=aV.newInstance()),e.translucentPass.setColorTextureView(e.opaquePass.getColorTextureView()),e.translucentPass.setDepthTextureView(e.opaquePass.getDepthTextureView()),e.translucentPass.traverse(u,n)),e.volumes.length>0&&(e.volumePass||(e.volumePass=yV.newInstance()),e.volumePass.setColorTextureView(e.opaquePass.getColorTextureView()),e.volumePass.setDepthTextureView(e.opaquePass.getDepthTextureView()),e.volumePass.setVolumes(e.volumes),e.volumePass.traverse(u,n)),t.finalPass(n,u))}},t.finalPass=(n,r)=>{e._finalBlitEncoder||t.createFinalBlitEncoder(n),e._finalBlitOutputTextureView.createFromTextureHandle(n.getCurrentTexture(),{depth:1,format:n.getPresentationFormat()}),e._finalBlitEncoder.attachTextureViews(),e._finalBlitEncoder.begin(n.getCommandEncoder()),r.scissorAndViewport(e._finalBlitEncoder),e._fullScreenQuad.prepareAndDraw(e._finalBlitEncoder),e._finalBlitEncoder.end()},t.createFinalBlitEncoder=n=>{e._finalBlitEncoder=Jt.newInstance({label:"forwardPassBlit"}),e._finalBlitEncoder.setDescription({colorAttachments:[{view:null,loadOp:"load",storeOp:"store"}]}),e._finalBlitEncoder.setPipelineHash("fpf"),e._finalBlitEncoder.setPipelineSettings({primitive:{cullMode:"none"},fragment:{targets:[{format:n.getPresentationFormat(),blend:{color:{srcFactor:"src-alpha",dstFactor:"one-minus-src-alpha"},alpha:{srcfactor:"one",dstFactor:"one-minus-src-alpha"}}}]}}),e._fsqSampler=lo.newInstance({label:"finalPassSampler"}),e._fsqSampler.create(n.getDevice(),{minFilter:"linear",magFilter:"linear"}),e._fullScreenQuad=hr.newInstance(),e._fullScreenQuad.setDevice(n.getDevice()),e._fullScreenQuad.setPipelineHash("fpfsq"),e._fullScreenQuad.setTextureViews([e.opaquePass.getColorTextureView()]),e._fullScreenQuad.setAdditionalBindables([e._fsqSampler]),e._fullScreenQuad.setFragmentShaderTemplate(TV),e._finalBlitOutputTextureView=Og.newInstance(),e._finalBlitEncoder.setColorTextureView(0,e._finalBlitOutputTextureView)},t.incrementOpaqueActorCount=()=>e.opaqueActorCount++,t.incrementTranslucentActorCount=()=>e.translucentActorCount++,t.addVolume=n=>{e.volumes.push(n)}}const SV={opaqueActorCount:0,translucentActorCount:0,volumes:null,opaqueRenderEncoder:null,translucentPass:null,volumePass:null};function g0(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,SV,n),an.extend(t,e,n),E.setGet(t,e,["opaquePass","translucentPass","volumePass"]),xV(t,e)}const CV=E.newInstance(g0,"vtkForwardPass");var wV={newInstance:CV,extend:g0};const{VtkDataTypes:Ln}=Se;function EV(t,e){e.classHierarchy.push("vtkWebGPUTextureManager");function n(a){if(a.imageData){a.dataArray=a.imageData.getPointData().getScalars(),a.time=a.dataArray.getMTime(),a.nativeArray=a.dataArray.getData();const s=a.imageData.getDimensions();switch(a.width=s[0],a.height=s[1],a.depth=s[2],a.dataArray.getNumberOfComponents()){case 1:a.format="r";break;case 2:a.format="rg";break;case 3:case 4:default:a.format="rgba";break}switch(a.dataArray.getDataType()){case Ln.UNSIGNED_CHAR:a.format+="8unorm";break;case Ln.FLOAT:case Ln.UNSIGNED_INT:case Ln.INT:case Ln.DOUBLE:case Ln.UNSIGNED_SHORT:case Ln.SHORT:default:a.format+="16float";break}}a.image&&(a.width=a.image.width,a.height=a.image.height,a.depth=1,a.format="rgba8unorm"),a.jsImageData&&(a.width=a.jsImageData.width,a.height=a.jsImageData.height,a.depth=1,a.format="rgba8unorm",a.flip=!0,a.nativeArray=a.jsImageData.data),a.canvas&&(a.width=a.canvas.width,a.height=a.canvas.height,a.depth=1,a.format="rgba8unorm",a.flip=!0,a.usage=GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_DST|GPUTextureUsage.RENDER_ATTACHMENT)}function r(a){const s=Kt.newInstance();return s.create(e.device,{width:a.width,height:a.height,depth:a.depth,format:a.format,usage:a.usage,mipLevel:a.mipLevel}),(a.nativeArray||a.image||a.canvas)&&s.writeImageData(a),s}t.getTexture=a=>a.hash?e.device.getCachedObject(a.hash,r,a):r(a),t.getTextureForImageData=a=>{const s={time:a.getMTime()};return s.imageData=a,n(s),s.hash=s.time+s.format+s.mipLevel,e.device.getTextureManager().getTexture(s)},t.getTextureForVTKTexture=a=>{const s={time:a.getMTime()};return a.getInputData()?s.imageData=a.getInputData():a.getImage()?s.image=a.getImage():a.getJsImageData()?s.jsImageData=a.getJsImageData():a.getCanvas()&&(s.canvas=a.getCanvas()),n(s),s.mipLevel=a.getMipLevel(),s.hash=s.time+s.format+s.mipLevel,e.device.getTextureManager().getTexture(s)}}const _V={handle:null,device:null};function p0(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,_V,n),E.obj(t,e),E.setGet(t,e,["device"]),EV(t,e)}const RV=E.newInstance(p0);var OV={newInstance:RV,extend:p0};class DV extends Map{constructor(){super(),this.registry=new FinalizationRegistry(e=>{const n=super.get(e);n&&n.deref&&n.deref()===void 0&&super.delete(e)})}getValue(e){const n=super.get(e);if(n){const r=n.deref();if(r!==void 0)return r;super.delete(e)}}setValue(e,n){let r;return n&&typeof n=="object"&&(r=new WeakRef(n),this.registry.register(n,e),super.set(e,r)),r}}function MV(t,e){e.classHierarchy.push("vtkWebGPUDevice"),t.initialize=n=>{e.handle=n},t.createCommandEncoder=()=>e.handle.createCommandEncoder(),t.submitCommandEncoder=n=>{e.handle.queue.submit([n.finish()])},t.getShaderModule=n=>e.shaderCache.getShaderModule(n),t.getBindGroupLayout=n=>{if(!n.entries)return null;for(let s=0;s<n.entries.length;s++){const i=n.entries[s];i.binding=i.binding||0,i.visibility=i.visibility||GPUShaderStage.VERTEX|GPUShaderStage.FRAGMENT}const r=JSON.stringify(n);for(let s=0;s<e.bindGroupLayouts.length;s++)if(e.bindGroupLayouts[s].sval===r)return e.bindGroupLayouts[s].layout;const a=e.handle.createBindGroupLayout(n);return e.bindGroupLayouts.push({sval:r,layout:a}),a},t.getBindGroupLayoutDescription=n=>{for(let r=0;r<e.bindGroupLayouts.length;r++)if(e.bindGroupLayouts[r].layout===n)return e.bindGroupLayouts[r].sval;return vtkErrorMacro("layout not found"),console.trace(),null},t.getPipeline=n=>n in e.pipelines?e.pipelines[n]:null,t.createPipeline=(n,r)=>{r.initialize(t,n),e.pipelines[n]=r},t.onSubmittedWorkDone=()=>e.handle.queue.onSubmittedWorkDone(),t.hasCachedObject=n=>e.objectCache.getValue(n),t.getCachedObject=function(n,r){if(!n)return vtkErrorMacro("attempt to cache an object without a hash"),null;const a=e.objectCache.getValue(n);if(a)return a;for(var s=arguments.length,i=new Array(s>2?s-2:0),o=2;o<s;o++)i[o-2]=arguments[o];const u=r(...i);return e.objectCache.setValue(n,u),u}}const VV={handle:null,pipelines:null,shaderCache:null,bindGroupLayouts:null,bufferManager:null,textureManager:null};function h0(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,VV,n),Pe(t,e),ze(t,e,["handle"]),st(t,e,["bufferManager","shaderCache","textureManager"]),e.objectCache=new DV,e.shaderCache=ie.newInstance(),e.shaderCache.setDevice(t),e.bindGroupLayouts=[],e.bufferManager=wn.newInstance(),e.bufferManager.setDevice(t),e.textureManager=OV.newInstance(),e.textureManager.setDevice(t),e.pipelines={},MV(t,e)}const mV=Ee(h0,"vtkWebGPUDevice");var LV={newInstance:mV,extend:h0};function BV(t,e){e.classHierarchy.push("vtkWebGPUHardwareSelectionPass"),t.traverse=(n,r)=>{if(e.deleted)return;e._currentParent=null,t.setCurrentOperation("buildPass"),n.traverse(t);const a=n.getDevice();if(e.selectionRenderEncoder)e.colorTexture.resize(n.getCanvas().width,n.getCanvas().height),e.depthTexture.resizeToMatch(e.colorTexture);else{t.createRenderEncoder(),e.colorTexture=Kt.newInstance({label:"hardwareSelectorColor"}),e.colorTexture.create(a,{width:n.getCanvas().width,height:n.getCanvas().height,format:"rgba32uint",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC});const s=e.colorTexture.createView("hardwareSelectColorTexture");e.selectionRenderEncoder.setColorTextureView(0,s),e.depthTexture=Kt.newInstance({label:"hardwareSelectorDepth"}),e.depthTexture.create(a,{width:n.getCanvas().width,height:n.getCanvas().height,format:"depth32float",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC});const i=e.depthTexture.createView("hardwareSelectDepthTexture");e.selectionRenderEncoder.setDepthTextureView(i)}e.selectionRenderEncoder.attachTextureViews(),r.setRenderEncoder(e.selectionRenderEncoder),t.setCurrentOperation("cameraPass"),r.traverse(t),t.setCurrentOperation("opaquePass"),r.traverse(t)},t.createRenderEncoder=()=>{e.selectionRenderEncoder=Jt.newInstance({label:"HardwareSelectionPass"}),e.selectionRenderEncoder.setPipelineHash("sel"),e.selectionRenderEncoder.setReplaceShaderCodeFunction(r=>{const a=r.getShaderDescription("fragment");a.addOutput("vec4<u32>","outColor");let s=a.getCode();s=ie.substitute(s,"//VTK::RenderEncoder::Impl",["output.outColor = vec4<u32>(mapperUBO.PropID, compositeID, 0u, 0u);"]).result,a.setCode(s)});const n=e.selectionRenderEncoder.getDescription();n.colorAttachments[0].clearValue=[0,0,0,0],e.selectionRenderEncoder.setPipelineSettings({primitive:{cullMode:"none"},depthStencil:{depthWriteEnabled:!0,depthCompare:"greater",format:"depth32float"},fragment:{targets:[{format:"rgba32uint",blend:void 0}]}})}}const kV={selectionRenderEncoder:null,colorTexture:null,depthTexture:null};function d0(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,kV,n),an.extend(t,e,n),E.get(t,e,["colorTexture","depthTexture"]),BV(t,e)}const FV=E.newInstance(d0,"vtkWebGPUHardwareSelectionPass");var UV={newInstance:FV,extend:d0};const{SelectionContent:NV,SelectionField:qc}=hs,{FieldAssociations:Qc}=Pn,{vtkErrorMacro:v0}=E;function bV(t){return`${t.propID} ${t.compositeID}`}function Zc(t,e,n,r){const a=((n.height-e-1)*n.colorBufferWidth+t)*4+r;return n.colorValues[a]}function ar(t,e,n,r){const a=n<0?0:n;if(a===0){if(r[0]=e[0],r[1]=e[1],e[0]<0||e[0]>=t.width||e[1]<0||e[1]>=t.height)return null;const u=Zc(e[0],e[1],t,0);if(u<=0)return null;const c={};c.propID=u;let f=Zc(e[0],e[1],t,1);if((f<0||f>16777215)&&(f=0),c.compositeID=f,t.captureZValues){const l=(t.height-e[1]-1)*t.zbufferBufferWidth+e[0];c.zValue=t.depthValues[l],c.zValue=t.webGPURenderer.convertToOpenGLDepth(c.zValue),c.displayPosition=e}return c}const s=[e[0],e[1]],i=[0,0];let o=ar(t,e,0,r);if(o)return o;for(let u=1;u<a;++u){for(let c=s[1]>u?s[1]-u:0;c<=s[1]+u;++c)if(i[1]=c,s[0]>=u&&(i[0]=s[0]-u,o=ar(t,i,0,r),o)||(i[0]=s[0]+u,o=ar(t,i,0,r),o))return o;for(let c=s[0]>=u?s[0]-(u-1):0;c<=s[0]+(u-1);++c)if(i[0]=c,s[1]>=u&&(i[1]=s[1]-u,o=ar(t,i,0,r),o)||(i[1]=s[1]+u,o=ar(t,i,0,r),o))return o}return r[0]=e[0],r[1]=e[1],null}function GV(t,e,n){const r=[];let a=0;return e.forEach((s,i)=>{const o=hs.newInstance();switch(o.setContentType(NV.INDICES),t){case Qc.FIELD_ASSOCIATION_CELLS:o.setFieldType(qc.CELL);break;case Qc.FIELD_ASSOCIATION_POINTS:o.setFieldType(qc.POINT);break;default:v0("Unknown field association")}o.getProperties().propID=s.info.propID;const u=n.webGPURenderer.getPropFromID(s.info.propID);o.getProperties().prop=u.getRenderable(),o.getProperties().compositeID=s.info.compositeID,o.getProperties().pixelCount=s.pixelCount,n.captureZValues&&(o.getProperties().displayPosition=[s.info.displayPosition[0],s.info.displayPosition[1],s.info.zValue],o.getProperties().worldPosition=n.webGPURenderWindow.displayToWorld(s.info.displayPosition[0],s.info.displayPosition[1],s.info.zValue,n.renderer)),o.setSelectionList(s.attributeIDs),r[a]=o,a++}),r}function $V(t,e,n,r,a){const s=Math.floor(e),i=Math.floor(n),o=Math.floor(r),u=Math.floor(a),c=new Map,f=[0,0];for(let l=i;l<=u;l++)for(let g=s;g<=o;g++){const T=ar(t,[g,l],0,f);if(T){const h=bV(T);if(!c.has(h))c.set(h,{info:T,pixelCount:1,attributeIDs:[T.attributeID]});else{const d=c.get(h);d.pixelCount++,t.captureZValues&&T.zValue<d.info.zValue&&(d.info=T),d.attributeIDs.indexOf(T.attributeID)===-1&&d.attributeIDs.push(T.attributeID)}}}return GV(t.fieldAssociation,c,t)}function WV(t,e){e.classHierarchy.push("vtkWebGPUHardwareSelector"),t.endSelection=()=>{e.WebGPURenderer.setSelector(null)},t.getSourceDataAsync=async n=>{if(!n||!e._WebGPURenderWindow)return v0("Renderer and view must be set before calling Select."),!1;e._WebGPURenderWindow.getRenderable().preRender(),e._WebGPURenderWindow.getInitialized()||(e._WebGPURenderWindow.initialize(),await new Promise(p=>{e._WebGPURenderWindow.onInitialized(p)}));const r=e._WebGPURenderWindow.getViewNodeFor(n);if(!r)return!1;const a=r.getSuppressClear();r.setSuppressClear(!0),e._selectionPass.traverse(e._WebGPURenderWindow,r),r.setSuppressClear(a);const s=e._WebGPURenderWindow.getDevice(),i=e._selectionPass.getColorTexture(),o=e._selectionPass.getDepthTexture(),u={area:[0,0,i.getWidth()-1,i.getHeight()-1],captureZValues:e.captureZValues,fieldAssociation:e.fieldAssociation,renderer:n,webGPURenderer:r,webGPURenderWindow:e._WebGPURenderWindow,width:i.getWidth(),height:i.getHeight()};u.colorBufferWidth=16*Math.floor((u.width+15)/16),u.colorBufferSizeInBytes=u.colorBufferWidth*u.height*4*4;const c=dr.newInstance({label:"hardwareSelectColorBuffer"});c.setDevice(s),c.create(u.colorBufferSizeInBytes,GPUBufferUsage.MAP_READ|GPUBufferUsage.COPY_DST);const f=e._WebGPURenderWindow.getCommandEncoder();f.copyTextureToBuffer({texture:i.getHandle()},{buffer:c.getHandle(),bytesPerRow:16*u.colorBufferWidth,rowsPerImage:u.height},{width:u.width,height:u.height,depthOrArrayLayers:1});let l;e.captureZValues&&(u.zbufferBufferWidth=64*Math.floor((u.width+63)/64),l=dr.newInstance({label:"hardwareSelectDepthBuffer"}),l.setDevice(s),u.zbufferSizeInBytes=u.height*u.zbufferBufferWidth*4,l.create(u.zbufferSizeInBytes,GPUBufferUsage.MAP_READ|GPUBufferUsage.COPY_DST),f.copyTextureToBuffer({texture:o.getHandle(),aspect:"depth-only"},{buffer:l.getHandle(),bytesPerRow:4*u.zbufferBufferWidth,rowsPerImage:u.height},{width:u.width,height:u.height,depthOrArrayLayers:1})),s.submitCommandEncoder(f);const g=c.mapAsync(GPUMapMode.READ);if(e.captureZValues){const p=l.mapAsync(GPUMapMode.READ);await Promise.all([g,p]),u.depthValues=new Float32Array(l.getMappedRange().slice()),l.unmap()}else await g;return u.colorValues=new Uint32Array(c.getMappedRange().slice()),c.unmap(),u.generateSelection=(p,T,h,d)=>$V(u,p,T,h,d),u}}const zV={};function y0(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,zV,n),Kg.extend(t,e,n),e._selectionPass=UV.newInstance(),E.setGet(t,e,["_WebGPURenderWindow"]),E.moveToProtected(t,e,["WebGPURenderWindow"]),WV(t,e)}const AV=E.newInstance(y0,"vtkWebGPUHardwareSelector");var T0={newInstance:AV,extend:y0};const{vtkErrorMacro:Jc}=E,HV={position:"absolute",top:0,left:0,width:"100%",height:"100%"};function jV(t,e){e.classHierarchy.push("vtkWebGPURenderWindow"),t.getViewNodeFactory=()=>e.myFactory;const n=[0,0];function r(){e.renderable&&(e.size[0]!==n[0]||e.size[1]!==n[1])&&(n[0]=e.size[0],n[1]=e.size[1],e.canvas.setAttribute("width",e.size[0]),e.canvas.setAttribute("height",e.size[1]),t.recreateSwapChain()),e.viewStream&&e.viewStream.setSize(e.size[0],e.size[1]),e.canvas.style.display=e.useOffScreen?"none":"block",e.el&&(e.el.style.cursor=e.cursorVisibility?e.cursor:"none"),e.containerSize=null}t.onModified(r),t.recreateSwapChain=()=>{e.context&&(e.context.unconfigure(),e.presentationFormat=navigator.gpu.getPreferredCanvasFormat(e.adapter),e.context.configure({device:e.device.getHandle(),format:e.presentationFormat,alphaMode:"premultiplied",usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_DST,width:e.size[0],height:e.size[1]}),e._configured=!0)},t.getCurrentTexture=()=>e.context.getCurrentTexture(),t.buildPass=i=>{if(i){if(!e.renderable)return;t.prepareNodes(),t.addMissingNodes(e.renderable.getRenderersByReference()),t.removeUnusedNodes(),t.initialize()}else e.initialized&&(e._configured||t.recreateSwapChain(),e.commandEncoder=e.device.createCommandEncoder())},t.initialize=()=>{if(!e.initializing){if(e.initializing=!0,!navigator.gpu){Jc("WebGPU is not enabled.");return}t.create3DContextAsync().then(()=>{e.initialized=!0,!e.deleted&&t.invokeInitialized()})}},t.setContainer=i=>{e.el&&e.el!==i&&(e.canvas.parentNode!==e.el&&Jc("Error: canvas parent node does not match container"),e.el.removeChild(e.canvas),e.el.contains(e.bgImage)&&e.el.removeChild(e.bgImage)),e.el!==i&&(e.el=i,e.el&&(e.el.appendChild(e.canvas),e.useBackgroundImage&&e.el.appendChild(e.bgImage)),t.modified())},t.getContainer=()=>e.el,t.getContainerSize=()=>{if(!e.containerSize&&e.el){const{width:i,height:o}=e.el.getBoundingClientRect();e.containerSize=[i,o]}return e.containerSize||e.size},t.getFramebufferSize=()=>e.size,t.create3DContextAsync=async()=>{if(e.adapter=await navigator.gpu.requestAdapter({powerPreference:"high-performance"}),!e.deleted){if(e.device=LV.newInstance(),e.device.initialize(await e.adapter.requestDevice()),e.deleted){e.device=null;return}e.context=e.canvas.getContext("webgpu")}},t.releaseGraphicsResources=()=>{const i=an.newInstance();i.setCurrentOperation("Release"),i.traverse(t,null),e.adapter=null,e.device=null,e.context=null,e.initialized=!1,e.initializing=!1},t.setBackgroundImage=i=>{e.bgImage.src=i.src},t.setUseBackgroundImage=i=>{e.useBackgroundImage=i,e.useBackgroundImage&&!e.el.contains(e.bgImage)?e.el.appendChild(e.bgImage):!e.useBackgroundImage&&e.el.contains(e.bgImage)&&e.el.removeChild(e.bgImage)};async function a(){let i=arguments.length>0&&arguments[0]!==void 0?arguments[0]:e.imageFormat;const o=document.createElement("canvas"),u=o.getContext("2d");o.width=e.canvas.width,o.height=e.canvas.height;const c=await t.getPixelsAsync(),f=new ImageData(c.colorValues,c.width,c.height);u.putImageData(f,0,0);const l=e.canvas.getBoundingClientRect();e.renderable.getRenderers().forEach(h=>{h.getViewProps().forEach(x=>{if(x.getContainer){const y=x.getContainer().getElementsByTagName("canvas");for(let v=0;v<y.length;v++){const w=y[v],S=w.getBoundingClientRect(),R=S.x-l.x,M=S.y-l.y;u.drawImage(w,R,M)}}})});const T=o.toDataURL(i);o.remove(),t.invokeImageReady(T)}t.captureNextImage=function(){let i=arguments.length>0&&arguments[0]!==void 0?arguments[0]:"image/png",{resetCamera:o=!1,size:u=null,scale:c=1}=arguments.length>1&&arguments[1]!==void 0?arguments[1]:{};if(e.deleted)return null;e.imageFormat=i;const f=e.notifyStartCaptureImage;return e.notifyStartCaptureImage=!0,e._screenshot={size:u||c!==1?u||e.size.map(l=>l*c):null},new Promise((l,g)=>{const p=t.onImageReady(T=>{if(e._screenshot.size===null)e.notifyStartCaptureImage=f,p.unsubscribe(),e._screenshot.placeHolder&&(e.size=e._screenshot.originalSize,t.modified(),e._screenshot.cameras&&e._screenshot.cameras.forEach(h=>{let{restoreParamsFn:d,arg:x}=h;return d(x)}),t.traverseAllPasses(),e.el.removeChild(e._screenshot.placeHolder),e._screenshot.placeHolder.remove(),e._screenshot=null),l(T);else{const h=document.createElement("img");if(h.style=HV,h.src=T,e._screenshot.placeHolder=e.el.appendChild(h),e.canvas.style.display="none",e._screenshot.originalSize=e.size,e.size=e._screenshot.size,e._screenshot.size=null,t.modified(),o){const d=o!==!0;e._screenshot.cameras=e.renderable.getRenderers().map(x=>{const C=x.getActiveCamera(),y=C.get("focalPoint","position","parallelScale");return{resetCameraArgs:d?{renderer:x}:void 0,resetCameraFn:d?o:x.resetCamera,restoreParamsFn:C.set,arg:JSON.parse(JSON.stringify(y))}}),e._screenshot.cameras.forEach(x=>{let{resetCameraFn:C,resetCameraArgs:y}=x;return C(y)})}t.traverseAllPasses()}})})},t.traverseAllPasses=()=>{if(!e.deleted)if(e.initialized){if(e.renderPasses)for(let i=0;i<e.renderPasses.length;++i)e.renderPasses[i].traverse(t,null);e.commandEncoder&&(e.device.submitCommandEncoder(e.commandEncoder),e.commandEncoder=null,e.notifyStartCaptureImage&&e.device.onSubmittedWorkDone().then(()=>{a()}))}else{t.initialize();const i=t.onInitialized(()=>{i.unsubscribe(),t.traverseAllPasses()})}},t.setViewStream=i=>{if(e.viewStream===i)return!1;if(e.subscription&&(e.subscription.unsubscribe(),e.subscription=null),e.viewStream=i,e.viewStream){const o=e.renderable.getRenderers()[0];o.getBackgroundByReference()[3]=0,t.setUseBackgroundImage(!0),e.subscription=e.viewStream.onImageReady(u=>t.setBackgroundImage(u.image)),e.viewStream.setSize(e.size[0],e.size[1]),e.viewStream.invalidateCache(),e.viewStream.render(),t.modified()}return!0},t.getUniquePropID=()=>e.nextPropID++,t.getPropFromID=i=>{for(let o=0;o<e.children.length;o++){const u=e.children[o].getPropFromID(i);if(u!==null)return u}return null},t.getPixelsAsync=async()=>{const i=e.device,o=e.renderPasses[0].getOpaquePass().getColorTexture(),u={width:o.getWidth(),height:o.getHeight()};u.colorBufferWidth=32*Math.floor((u.width+31)/32),u.colorBufferSizeInBytes=u.colorBufferWidth*u.height*8;const c=dr.newInstance();c.setDevice(i),c.create(u.colorBufferSizeInBytes,GPUBufferUsage.MAP_READ|GPUBufferUsage.COPY_DST);const f=e.device.createCommandEncoder();f.copyTextureToBuffer({texture:o.getHandle()},{buffer:c.getHandle(),bytesPerRow:8*u.colorBufferWidth,rowsPerImage:u.height},{width:u.width,height:u.height,depthOrArrayLayers:1}),i.submitCommandEncoder(f),await c.mapAsync(GPUMapMode.READ),u.colorValues=new Uint16Array(c.getMappedRange().slice()),c.unmap();const g=new Uint8ClampedArray(u.height*u.width*4);for(let p=0;p<u.height;p++)for(let T=0;T<u.width;T++){const h=(p*u.width+T)*4,d=(p*u.colorBufferWidth+T)*4;g[h]=255*mt.fromHalf(u.colorValues[d]),g[h+1]=255*mt.fromHalf(u.colorValues[d+1]),g[h+2]=255*mt.fromHalf(u.colorValues[d+2]),g[h+3]=255*mt.fromHalf(u.colorValues[d+3])}return u.colorValues=g,u},t.createSelector=()=>{const i=T0.newInstance();return i.setWebGPURenderWindow(t),i};const s=t.setSize;t.setSize=(i,o)=>{const u=s(i,o);return u&&t.invokeWindowResizeEvent({width:i,height:o}),u},t.delete=E.chain(t.delete,t.setViewStream)}const KV={initialized:!1,context:null,adapter:null,device:null,canvas:null,cursorVisibility:!0,cursor:"pointer",containerSize:null,renderPasses:[],notifyStartCaptureImage:!1,imageFormat:"image/png",useOffScreen:!1,useBackgroundImage:!1,nextPropID:1,xrSupported:!1,presentationFormat:null};function PV(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,KV,n),e.canvas=document.createElement("canvas"),e.canvas.style.width="100%",e.bgImage=new Image,e.bgImage.style.position="absolute",e.bgImage.style.left="0",e.bgImage.style.top="0",e.bgImage.style.width="100%",e.bgImage.style.height="100%",e.bgImage.style.zIndex="-1",a0.extend(t,e,n),e.myFactory=M_.newInstance(),e.myFactory.registerOverride("vtkRenderWindow",x0),e.renderPasses[0]=wV.newInstance(),e.selector||(e.selector=T0.newInstance(),e.selector.setWebGPURenderWindow(t)),E.event(t,e,"imageReady"),E.event(t,e,"initialized"),E.get(t,e,["commandEncoder","device","presentationFormat","useBackgroundImage","xrSupported"]),E.setGet(t,e,["initialized","context","canvas","device","renderPasses","notifyStartCaptureImage","cursor","useOffScreen"]),E.setGetArray(t,e,["size"],2),E.event(t,e,"windowResizeEvent"),jV(t,e)}const x0=E.newInstance(PV,"vtkWebGPURenderWindow");go("WebGPU",x0);const XV=KD.extractURLParameters(),IV={margin:"0",padding:"0",position:"absolute",top:"0",left:"0",width:"100%",height:"100%",overflow:"hidden"},YV={position:"absolute",left:"25px",top:"25px",backgroundColor:"white",borderRadius:"5px",listStyle:"none",padding:"5px 10px",margin:"0",display:"block",border:"solid 1px black",maxWidth:"calc(100% - 70px)",maxHeight:"calc(100% - 60px)",overflow:"auto"};function eu(t,e){Object.keys(e).forEach(n=>{t.style[n]=e[n]})}function qV(t,e){e.classHierarchy.push("vtkFullScreenRenderWindow");const n=document.querySelector("body");e.rootContainer||(e.rootContainer=n),e.container||(e.container=document.createElement("div"),eu(e.container,e.containerStyle||IV),e.rootContainer.appendChild(e.container)),e.rootContainer===n&&(document.documentElement.style.height="100%",n.style.height="100%",n.style.padding="0",n.style.margin="0"),e.renderWindow=TD.newInstance(),e.renderer=gD.newInstance(),e.renderWindow.addRenderer(e.renderer),e.apiSpecificRenderWindow=e.renderWindow.newAPISpecificView(XV.viewAPI??e.defaultViewAPI),e.apiSpecificRenderWindow.setContainer(e.container),e.renderWindow.addView(e.apiSpecificRenderWindow),e.interactor=Ng.newInstance(),e.interactor.setInteractorStyle(AD.newInstance()),e.interactor.setView(e.apiSpecificRenderWindow),e.interactor.initialize(),e.interactor.bindEvents(e.container),t.setBackground=e.renderer.setBackground,t.removeController=()=>{const r=e.controlContainer;r&&r.parentNode.removeChild(r)},t.setControllerVisibility=r=>{e.controllerVisibility=r,e.controlContainer&&(r?e.controlContainer.style.display="block":e.controlContainer.style.display="none")},t.toggleControllerVisibility=()=>{t.setControllerVisibility(!e.controllerVisibility)},t.addController=r=>{e.controlContainer=document.createElement("div"),eu(e.controlContainer,e.controlPanelStyle||YV),e.rootContainer.appendChild(e.controlContainer),e.controlContainer.innerHTML=r,t.setControllerVisibility(e.controllerVisibility),e.rootContainer.addEventListener("keypress",a=>{String.fromCharCode(a.charCode)==="c"&&t.toggleControllerVisibility()})},t.setBackground(...e.background),t.addRepresentation=r=>{r.getActors().forEach(a=>{e.renderer.addActor(a)})},t.removeRepresentation=r=>{r.getActors().forEach(a=>e.renderer.removeActor(a))},t.delete=E.chain(t.setContainer,e.apiSpecificRenderWindow.delete,t.delete),t.resize=()=>{const r=e.container.getBoundingClientRect(),a=window.devicePixelRatio||1;e.apiSpecificRenderWindow.setSize(Math.floor(r.width*a),Math.floor(r.height*a)),e.resizeCallback&&e.resizeCallback(r),e.renderWindow.render()},t.setResizeCallback=r=>{e.resizeCallback=r,t.resize()},e.listenWindowResize&&window.addEventListener("resize",t.resize),t.resize()}const QV={background:[.32,.34,.43],containerStyle:null,controlPanelStyle:null,listenWindowResize:!0,resizeCallback:null,controllerVisibility:!0};function S0(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,QV,n),E.obj(t,e),E.get(t,e,["renderWindow","renderer","apiSpecificRenderWindow","interactor","rootContainer","container","controlContainer"]),qV(t,e)}const ZV=E.newInstance(S0);var JV={newInstance:ZV,extend:S0};const em={RGB:0,HSV:1,LAB:2,DIVERGING:3},tm={LINEAR:0,LOG10:1};var C0={ColorSpace:em,Scale:tm};const{ColorSpace:Ct,Scale:w0}=C0,{ScalarMappingTarget:Ma}=ls,{vtkDebugMacro:nm,vtkErrorMacro:Yt,vtkWarningMacro:rm}=E;function tu(t,e){const n=t[0],r=t[1],a=t[2],s=Math.sqrt(n*n+r*r+a*a),i=s>.001?Math.acos(n/s):0,o=i>.001?Math.atan2(a,r):0;e[0]=s,e[1]=i,e[2]=o}function am(t,e){const n=t[0],r=t[1],a=t[2];e[0]=n*Math.cos(r),e[1]=n*Math.sin(r)*Math.cos(a),e[2]=n*Math.sin(r)*Math.sin(a)}function nu(t,e){if(t[0]>=e-.1)return t[2];const n=t[1]*Math.sqrt(e*e-t[0]*t[0])/(t[0]*Math.sin(t[1]));return t[2]>-.3*Math.PI?t[2]+n:t[2]-n}function sm(t,e){let n=t-e;for(n<0&&(n=-n);n>=2*Math.PI;)n-=2*Math.PI;return n>Math.PI&&(n=2*Math.PI-n),n}function ru(t,e,n,r){const a=[],s=[];ir(e,a),ir(n,s);const i=[],o=[];tu(a,i),tu(s,o);let u=t;if(i[1]>.05&&o[1]>.05&&sm(i[2],o[2])>.33*Math.PI){let l=Math.max(i[0],o[0]);l=Math.max(88,l),t<.5?(o[0]=l,o[1]=0,o[2]=0,u*=2):(i[0]=l,i[1]=0,i[2]=0,u=2*u-1)}i[1]<.05&&o[1]>.05?i[2]=nu(o,i[0]):o[1]<.05&&i[1]>.05&&(o[2]=nu(i,o[0]));const c=[];c[0]=(1-u)*i[0]+u*o[0],c[1]=(1-u)*i[1]+u*o[1],c[2]=(1-u)*i[2]+u*o[2];const f=[];am(c,f),fi(f,r)}function im(t,e){e.classHierarchy.push("vtkColorTransferFunction"),t.getSize=()=>e.nodes.length,t.addRGBPoint=(n,r,a,s)=>t.addRGBPointLong(n,r,a,s,.5,0),t.addRGBPointLong=function(n,r,a,s){let i=arguments.length>4&&arguments[4]!==void 0?arguments[4]:.5,o=arguments.length>5&&arguments[5]!==void 0?arguments[5]:0;if(i<0||i>1)return Yt("Midpoint outside range [0.0, 1.0]"),-1;if(o<0||o>1)return Yt("Sharpness outside range [0.0, 1.0]"),-1;e.allowDuplicateScalars||t.removePoint(n);const u={x:n,r,g:a,b:s,midpoint:i,sharpness:o};e.nodes.push(u),t.sortAndUpdateRange();let c=0;for(;c<e.nodes.length&&e.nodes[c].x!==n;c++);return c<e.nodes.length?c:-1},t.addHSVPoint=(n,r,a,s)=>t.addHSVPointLong(n,r,a,s,.5,0),t.addHSVPointLong=function(n,r,a,s){let i=arguments.length>4&&arguments[4]!==void 0?arguments[4]:.5,o=arguments.length>5&&arguments[5]!==void 0?arguments[5]:0;const u=[];return nr([r,a,s],u),t.addRGBPoint(n,u[0],u[1],u[2],i,o)},t.setNodes=n=>{if(e.nodes!==n){const r=JSON.stringify(e.nodes);e.nodes=n;const a=JSON.stringify(e.nodes);if(t.sortAndUpdateRange()||r!==a)return t.modified(),!0}return!1},t.sortAndUpdateRange=()=>{const n=JSON.stringify(e.nodes);e.nodes.sort((s,i)=>s.x-i.x);const r=JSON.stringify(e.nodes),a=t.updateRange();return!a&&n!==r?(t.modified(),!0):a},t.updateRange=()=>{const n=[2];n[0]=e.mappingRange[0],n[1]=e.mappingRange[1];const r=e.nodes.length;return r?(e.mappingRange[0]=e.nodes[0].x,e.mappingRange[1]=e.nodes[r-1].x):(e.mappingRange[0]=0,e.mappingRange[1]=0),n[0]===e.mappingRange[0]&&n[1]===e.mappingRange[1]?!1:(t.modified(),!0)},t.removePoint=n=>{let r=0;for(;r<e.nodes.length&&e.nodes[r].x!==n;r++);const a=r;if(r>=e.nodes.length)return-1;let s=!1;return e.nodes.splice(r,1),(r===0||r===e.nodes.length)&&(s=t.updateRange()),s||t.modified(),a},t.movePoint=(n,r)=>{if(n!==r){t.removePoint(r);for(let a=0;a<e.nodes.length;a++)if(e.nodes[a].x===n){e.nodes[a].x=r,t.sortAndUpdateRange();break}}},t.removeAllPoints=()=>{e.nodes=[],t.sortAndUpdateRange()},t.addRGBSegment=(n,r,a,s,i,o,u,c)=>{t.sortAndUpdateRange();for(let f=0;f<e.nodes.length;)e.nodes[f].x>=n&&e.nodes[f].x<=i?e.nodes.splice(f,1):f++;t.addRGBPointLong(n,r,a,s,.5,0),t.addRGBPointLong(i,o,u,c,.5,0),t.modified()},t.addHSVSegment=(n,r,a,s,i,o,u,c)=>{const f=[r,a,s],l=[o,u,c],g=[],p=[];nr(f,g),nr(l,p),t.addRGBSegment(n,g[0],g[1],g[2],i,p[0],p[1],p[2])},t.mapValue=n=>{const r=[];return t.getColor(n,r),[Math.floor(255*r[0]+.5),Math.floor(255*r[1]+.5),Math.floor(255*r[2]+.5),255]},t.getColor=(n,r)=>{if(e.indexedLookup){const a=t.getSize(),s=t.getAnnotatedValueIndexInternal(n);if(s<0||a===0){const i=t.getNanColorByReference();r[0]=i[0],r[1]=i[1],r[2]=i[2]}else{const i=[];t.getNodeValue(s%a,i),r[0]=i[1],r[1]=i[2],r[2]=i[3]}return}t.getTable(n,n,1,r)},t.getRedValue=n=>{const r=[];return t.getColor(n,r),r[0]},t.getGreenValue=n=>{const r=[];return t.getColor(n,r),r[1]},t.getBlueValue=n=>{const r=[];return t.getColor(n,r),r[2]},t.getTable=(n,r,a,s)=>{const i=Number(n),o=Number(r);if(qa(i)||qa(o)){for(let m=0;m<a;m++)s[m*3+0]=e.nanColor[0],s[m*3+1]=e.nanColor[1],s[m*3+2]=e.nanColor[2];return}let u=0;const c=e.nodes.length;let f=0,l=0,g=0;c!==0&&(f=e.nodes[c-1].r,l=e.nodes[c-1].g,g=e.nodes[c-1].b);let p=0,T=0,h=0;const d=[0,0,0],x=[0,0,0];let C=0,y=0;const v=[];let w=e.scale===w0.LOG10;w&&(w=e.mappingRange[0]>0);let S=0,R=0,M=0;w&&(S=Math.log10(i),R=Math.log10(o));for(let m=0;m<a;m++){const O=3*m;if(a>1?w?(M=S+m/(a-1)*(R-S),p=10**M):p=i+m/(a-1)*(o-i):w?(M=.5*(S+R),p=10**M):p=.5*(i+o),e.discretize){const V=e.mappingRange;if(p>=V[0]&&p<=V[1]){const B=e.numberOfValues,b=V[1]-V[0];if(B<=1)p=V[0]+b/2;else{const U=(p-V[0])/b,Y=q2(B*U);p=V[0]+Y/(B-1)*b}}}for(;u<c&&p>e.nodes[u].x;)u++,u<c&&(T=e.nodes[u-1].x,h=e.nodes[u].x,w&&(T=Math.log10(T),h=Math.log10(h)),d[0]=e.nodes[u-1].r,x[0]=e.nodes[u].r,d[1]=e.nodes[u-1].g,x[1]=e.nodes[u].g,d[2]=e.nodes[u-1].b,x[2]=e.nodes[u].b,C=e.nodes[u-1].midpoint,y=e.nodes[u-1].sharpness,C<1e-5&&(C=1e-5),C>.99999&&(C=.99999));if(p>e.mappingRange[1])s[O]=0,s[O+1]=0,s[O+2]=0,e.clamping&&(t.getUseAboveRangeColor()?(s[O]=e.aboveRangeColor[0],s[O+1]=e.aboveRangeColor[1],s[O+2]=e.aboveRangeColor[2]):(s[O]=f,s[O+1]=l,s[O+2]=g));else if(p<e.mappingRange[0]||cS(p)&&p<0)s[O]=0,s[O+1]=0,s[O+2]=0,e.clamping&&(t.getUseBelowRangeColor()?(s[O]=e.belowRangeColor[0],s[O+1]=e.belowRangeColor[1],s[O+2]=e.belowRangeColor[2]):c>0&&(s[O]=e.nodes[0].r,s[O+1]=e.nodes[0].g,s[O+2]=e.nodes[0].b));else if(u===0&&(Math.abs(p-i)<1e-6||e.discretize))c>0?(s[O]=e.nodes[0].r,s[O+1]=e.nodes[0].g,s[O+2]=e.nodes[0].b):(s[O]=0,s[O+1]=0,s[O+2]=0);else{let V=0;if(w?V=(M-T)/(h-T):V=(p-T)/(h-T),V<C?V=.5*V/C:V=.5+.5*(V-C)/(1-C),y>.99)if(V<.5){s[O]=d[0],s[O+1]=d[1],s[O+2]=d[2];continue}else{s[O]=x[0],s[O+1]=x[1],s[O+2]=x[2];continue}if(y<.01){if(e.colorSpace===Ct.RGB)s[O]=(1-V)*d[0]+V*x[0],s[O+1]=(1-V)*d[1]+V*x[1],s[O+2]=(1-V)*d[2]+V*x[2];else if(e.colorSpace===Ct.HSV){const k=[],j=[];ca(d,k),ca(x,j),e.hSVWrap&&(k[0]-j[0]>.5||j[0]-k[0]>.5)&&(k[0]>j[0]?k[0]-=1:j[0]-=1);const K=[];K[0]=(1-V)*k[0]+V*j[0],K[0]<0&&(K[0]+=1),K[1]=(1-V)*k[1]+V*j[1],K[2]=(1-V)*k[2]+V*j[2],nr(K,v),s[O]=v[0],s[O+1]=v[1],s[O+2]=v[2]}else if(e.colorSpace===Ct.LAB){const k=[],j=[];ir(d,k),ir(x,j);const K=[];K[0]=(1-V)*k[0]+V*j[0],K[1]=(1-V)*k[1]+V*j[1],K[2]=(1-V)*k[2]+V*j[2],fi(K,v),s[O]=v[0],s[O+1]=v[1],s[O+2]=v[2]}else e.colorSpace===Ct.DIVERGING?(ru(V,d,x,v),s[O]=v[0],s[O+1]=v[1],s[O+2]=v[2]):Yt("ColorSpace set to invalid value.",e.colorSpace);continue}V<.5?V=.5*(V*2)**(1+10*y):V>.5&&(V=1-.5*((1-V)*2)**(1+10*y));const B=V*V,b=B*V,U=2*b-3*B+1,Y=-2*b+3*B,q=b-2*B+V,Z=b-B;let re,G;if(e.colorSpace===Ct.RGB)for(let k=0;k<3;k++)re=x[k]-d[k],G=(1-y)*re,s[O+k]=U*d[k]+Y*x[k]+q*G+Z*G;else if(e.colorSpace===Ct.HSV){const k=[],j=[];ca(d,k),ca(x,j),e.hSVWrap&&(k[0]-j[0]>.5||j[0]-k[0]>.5)&&(k[0]>j[0]?k[0]-=1:j[0]-=1);const K=[];for(let P=0;P<3;P++)re=j[P]-k[P],G=(1-y)*re,K[P]=U*k[P]+Y*j[P]+q*G+Z*G,P===0&&K[P]<0&&(K[P]+=1);nr(K,v),s[O]=v[0],s[O+1]=v[1],s[O+2]=v[2]}else if(e.colorSpace===Ct.LAB){const k=[],j=[];ir(d,k),ir(x,j);const K=[];for(let P=0;P<3;P++)re=j[P]-k[P],G=(1-y)*re,K[P]=U*k[P]+Y*j[P]+q*G+Z*G;fi(K,v),s[O]=v[0],s[O+1]=v[1],s[O+2]=v[2]}else e.colorSpace===Ct.DIVERGING?(ru(V,d,x,v),s[O]=v[0],s[O+1]=v[1],s[O+2]=v[2]):Yt("ColorSpace set to invalid value.");for(let k=0;k<3;k++)s[O+k]=s[O+k]<0?0:s[O+k],s[O+k]=s[O+k]>1?1:s[O+k]}}},t.getUint8Table=function(n,r,a){let s=arguments.length>3&&arguments[3]!==void 0?arguments[3]:!1;if(t.getMTime()<=e.buildTime&&e.tableSize===a&&e.tableWithAlpha!==s)return e.table;if(e.nodes.length===0)return Yt("Attempting to lookup a value with no points in the function"),e.table;const i=s?4:3;(e.tableSize!==a||e.tableWithAlpha!==s)&&(e.table=new Uint8Array(a*i),e.tableSize=a,e.tableWithAlpha=s);const o=[];t.getTable(n,r,a,o);for(let u=0;u<a;u++)e.table[u*i+0]=Math.floor(o[u*3+0]*255+.5),e.table[u*i+1]=Math.floor(o[u*3+1]*255+.5),e.table[u*i+2]=Math.floor(o[u*3+2]*255+.5),s&&(e.table[u*i+3]=255);return e.buildTime.modified(),e.table},t.buildFunctionFromArray=n=>{t.removeAllPoints();const r=n.getNumberOfComponents();for(let a=0;a<n.getNumberOfTuples();a++)switch(r){case 3:{e.nodes.push({x:a,r:n.getComponent(a,0),g:n.getComponent(a,1),b:n.getComponent(a,2),midpoint:.5,sharpness:0});break}case 4:{e.nodes.push({x:n.getComponent(a,0),r:n.getComponent(a,1),g:n.getComponent(a,2),b:n.getComponent(a,3),midpoint:.5,sharpness:0});break}case 5:{e.nodes.push({x:a,r:n.getComponent(a,0),g:n.getComponent(a,1),b:n.getComponent(a,2),midpoint:n.getComponent(a,4),sharpness:n.getComponent(a,5)});break}case 6:{e.nodes.push({x:n.getComponent(a,0),r:n.getComponent(a,1),g:n.getComponent(a,2),b:n.getComponent(a,3),midpoint:n.getComponent(a,4),sharpness:n.getComponent(a,5)});break}}t.sortAndUpdateRange()},t.buildFunctionFromTable=(n,r,a,s)=>{let i=0;t.removeAllPoints(),a>1&&(i=(r-n)/(a-1));for(let o=0;o<a;o++){const u={x:n+i*o,r:s[o*3],g:s[o*3+1],b:s[o*3+2],sharpness:0,midpoint:.5};e.nodes.push(u)}t.sortAndUpdateRange()},t.getNodeValue=(n,r)=>n<0||n>=e.nodes.length?(Yt("Index out of range!"),-1):(r[0]=e.nodes[n].x,r[1]=e.nodes[n].r,r[2]=e.nodes[n].g,r[3]=e.nodes[n].b,r[4]=e.nodes[n].midpoint,r[5]=e.nodes[n].sharpness,1),t.setNodeValue=(n,r)=>{if(n<0||n>=e.nodes.length)return Yt("Index out of range!"),-1;const a=e.nodes[n].x;return e.nodes[n].x=r[0],e.nodes[n].r=r[1],e.nodes[n].g=r[2],e.nodes[n].b=r[3],e.nodes[n].midpoint=r[4],e.nodes[n].sharpness=r[5],a!==r[0]?t.sortAndUpdateRange():t.modified(),1},t.getNumberOfAvailableColors=()=>e.indexedLookup&&t.getSize()?t.getSize():e.tableSize?e.tableSize:16777216,t.getIndexedColor=(n,r)=>{const a=t.getSize();if(a>0&&n>=0){const i=[];t.getNodeValue(n%a,i);for(let o=0;o<3;++o)r[o]=i[o+1];r[3]=1;return}const s=t.getNanColorByReference();r[0]=s[0],r[1]=s[1],r[2]=s[2],r[3]=1},t.fillFromDataPointer=(n,r)=>{if(!(n<=0||!r)){t.removeAllPoints();for(let a=0;a<n;a++)t.addRGBPoint(r[a*4],r[a*4+1],r[a*4+2],r[a*4+3])}},t.setMappingRange=(n,r)=>{const a=[n,r],s=t.getRange();if(s[1]===a[1]&&s[0]===a[0])return;if(a[1]===a[0]){Yt("attempt to set zero width color range");return}const i=(a[1]-a[0])/(s[1]-s[0]),o=a[0]-s[0]*i;for(let u=0;u<e.nodes.length;++u)e.nodes[u].x=e.nodes[u].x*i+o;e.mappingRange[0]=a[0],e.mappingRange[1]=a[1],t.modified()},t.adjustRange=n=>{const r=t.getRange(),a=[];r[0]<n[0]?(t.getColor(n[0],a),t.addRGBPoint(n[0],a[0],a[1],a[2])):(t.getColor(r[0],a),t.addRGBPoint(n[0],a[0],a[1],a[2])),r[1]>n[1]?(t.getColor(n[1],a),t.addRGBPoint(n[1],a[0],a[1],a[2])):(t.getColor(r[1],a),t.addRGBPoint(n[1],a[0],a[1],a[2])),t.sortAndUpdateRange();for(let s=0;s<e.nodes.length;)e.nodes[s].x>=n[0]&&e.nodes[s].x<=n[1]?e.nodes.splice(s,1):++s;return 1},t.estimateMinNumberOfSamples=(n,r)=>{const a=t.findMinimumXDistance();return Math.ceil((r-n)/a)},t.findMinimumXDistance=()=>{if(e.nodes.length<2)return-1;let n=Number.MAX_VALUE;for(let r=0;r<e.nodes.length-1;r++){const a=e.nodes[r+1].x-e.nodes[r].x;a<n&&(n=a)}return n},t.mapScalarsThroughTable=(n,r,a,s)=>{if(t.getSize()===0){nm("Transfer Function Has No Points!");return}e.indexedLookup?t.mapDataIndexed(n,r,a,s):t.mapData(n,r,a,s)},t.mapData=(n,r,a,s)=>{if(t.getSize()===0){rm("Transfer Function Has No Points!");return}const i=Math.floor(t.getAlpha()*255+.5),o=n.getNumberOfTuples(),u=n.getNumberOfComponents(),c=r.getData(),f=n.getData(),l=[];if(a===Ma.RGBA)for(let g=0;g<o;g++){const p=f[g*u+s];t.getColor(p,l),c[g*4]=Math.floor(l[0]*255+.5),c[g*4+1]=Math.floor(l[1]*255+.5),c[g*4+2]=Math.floor(l[2]*255+.5),c[g*4+3]=i}if(a===Ma.RGB)for(let g=0;g<o;g++){const p=f[g*u+s];t.getColor(p,l),c[g*3]=Math.floor(l[0]*255+.5),c[g*3+1]=Math.floor(l[1]*255+.5),c[g*3+2]=Math.floor(l[2]*255+.5)}if(a===Ma.LUMINANCE)for(let g=0;g<o;g++){const p=f[g*u+s];t.getColor(p,l),c[g]=Math.floor(l[0]*76.5+l[1]*150.45+l[2]*28.05+.5)}if(a===Ma.LUMINANCE_ALPHA)for(let g=0;g<o;g++){const p=f[g*u+s];t.getColor(p,l),c[g*2]=Math.floor(l[0]*76.5+l[1]*150.45+l[2]*28.05+.5),c[g*2+1]=i}},t.applyColorMap=n=>{const r=JSON.stringify(e.colorSpace);n.ColorSpace&&(e.colorSpace=Ct[n.ColorSpace.toUpperCase()],e.colorSpace===void 0&&(Yt(`ColorSpace ${n.ColorSpace} not supported, using RGB instead`),e.colorSpace=Ct.RGB));let a=r!==JSON.stringify(e.colorSpace);const s=a||JSON.stringify(e.nanColor);if(n.NanColor)for(e.nanColor=[].concat(n.NanColor);e.nanColor.length<4;)e.nanColor.push(1);a=a||s!==JSON.stringify(e.nanColor);const i=a||JSON.stringify(e.nodes);if(n.RGBPoints){const c=n.RGBPoints.length;e.nodes=[];const f=.5,l=0;for(let g=0;g<c;g+=4)e.nodes.push({x:n.RGBPoints[g],r:n.RGBPoints[g+1],g:n.RGBPoints[g+2],b:n.RGBPoints[g+3],midpoint:f,sharpness:l})}const o=t.sortAndUpdateRange(),u=!o&&(a||i!==JSON.stringify(e.nodes));return u&&t.modified(),o||u}}const om={clamping:!0,colorSpace:Ct.RGB,hSVWrap:!0,scale:w0.LINEAR,nanColor:null,belowRangeColor:null,aboveRangeColor:null,useAboveRangeColor:!1,useBelowRangeColor:!1,allowDuplicateScalars:!1,table:null,tableSize:0,buildTime:null,nodes:null,discretize:!1,numberOfValues:256};function E0(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,om,n),ls.extend(t,e,n),e.table=[],e.nodes=[],e.nanColor=[.5,0,0,1],e.belowRangeColor=[0,0,0,1],e.aboveRangeColor=[1,1,1,1],e.buildTime={},E.obj(e.buildTime),E.get(t,e,["buildTime","mappingRange"]),E.setGet(t,e,["useAboveRangeColor","useBelowRangeColor","colorSpace","discretize","numberOfValues"]),E.setArray(t,e,["nanColor","belowRangeColor","aboveRangeColor"],4),E.getArray(t,e,["nanColor","belowRangeColor","aboveRangeColor"]),im(t,e)}const cm=E.newInstance(E0,"vtkColorTransferFunction");var um={newInstance:cm,extend:E0,...C0};function fm(t,e){e.classHierarchy.push("vtkSphereSource"),t.requestData=(n,r)=>{if(e.deleted)return;let a=r[0];const s=a?a.getPoints().getDataType():e.pointType;a=nn.newInstance();let i=0,{thetaResolution:o}=e,u=e.startTheta<e.endTheta?e.startTheta:e.endTheta;u*=Math.PI/180;let c=e.endTheta>e.startTheta?e.endTheta:e.startTheta;c*=Math.PI/180;let f=e.startPhi<e.endPhi?e.startPhi:e.endPhi;f*=Math.PI/180;let l=e.endPhi>e.startPhi?e.endPhi:e.startPhi;l*=Math.PI/180,Math.abs(u-c)<2*Math.PI&&++o;const g=(c-u)/e.thetaResolution,p=e.startPhi<=0?1:0,T=e.phiResolution+(e.endPhi>=180?-1:0),h=e.phiResolution*o+2,d=e.phiResolution*2*e.thetaResolution;let x=0,C=E.newTypedArray(s,h*3),y=new Float32Array(h*3),v=0,w=new Uint32Array(d*5);e.startPhi<=0&&(C[x*3+0]=e.center[0],C[x*3+1]=e.center[1],C[x*3+2]=e.center[2]+e.radius,y[x*3+0]=0,y[x*3+1]=0,y[x*3+2]=1,x++,i++),e.endPhi>=180&&(C[x*3+0]=e.center[0],C[x*3+1]=e.center[1],C[x*3+2]=e.center[2]-e.radius,y[x*3+0]=0,y[x*3+1]=0,y[x*3+2]=-1,x++,i++);const S=e.phiResolution-i,R=(l-f)/(e.phiResolution-1);for(let O=0;O<o;O++){const V=u+O*g;for(let B=p;B<T;B++){const b=f+B*R,U=e.radius*Math.sin(b);y[x*3+0]=U*Math.cos(V),y[x*3+1]=U*Math.sin(V),y[x*3+2]=e.radius*Math.cos(b),C[x*3+0]=y[x*3+0]+e.center[0],C[x*3+1]=y[x*3+1]+e.center[1],C[x*3+2]=y[x*3+2]+e.center[2];let Y=Math.sqrt(y[x*3+0]*y[x*3+0]+y[x*3+1]*y[x*3+1]+y[x*3+2]*y[x*3+2]);Y=Y===0?1:Y,y[x*3+0]/=Y,y[x*3+1]/=Y,y[x*3+2]/=Y,x++}}const M=S*o;if(Math.abs(u-c)<2*Math.PI&&--o,e.startPhi<=0)for(let O=0;O<o;O++)w[v++]=3,w[v++]=S*O+i,w[v++]=S*(O+1)%M+i,w[v++]=0;if(e.endPhi>=180){const O=S-1+i;for(let V=0;V<o;V++)w[v++]=3,w[v++]=S*V+O,w[v++]=i-1,w[v++]=S*(V+1)%M+O}for(let O=0;O<o;O++)for(let V=0;V<S-1;V++){const B=S*O+V+i,b=B+1,U=(S*(O+1)+V)%M+i+1;e.latLongTessellation?(w[v++]=4,w[v++]=B,w[v++]=b,w[v++]=U,w[v++]=U-1):(w[v++]=3,w[v++]=B,w[v++]=b,w[v++]=U,w[v++]=3,w[v++]=B,w[v++]=U,w[v++]=U-1)}C=C.subarray(0,x*3),a.getPoints().setData(C,3),y=y.subarray(0,x*3);const m=Se.newInstance({name:"Normals",values:y,numberOfComponents:3});a.getPointData().setNormals(m),w=w.subarray(0,v),a.getPolys().setData(w,1),r[0]=a}}const lm={radius:.5,latLongTessellation:!1,thetaResolution:8,startTheta:0,endTheta:360,phiResolution:8,startPhi:0,endPhi:180,center:[0,0,0],pointType:"Float64Array"};function gm(t,e){let n=arguments.length>2&&arguments[2]!==void 0?arguments[2]:{};Object.assign(e,lm,n),E.obj(t,e),E.setGet(t,e,["radius","latLongTessellation","thetaResolution","startTheta","endTheta","phiResolution","startPhi","endPhi"]),E.setGetArray(t,e,["center"],3),E.algo(t,e,0,1),fm(t,e)}E.newInstance(gm,"vtkSphereSource");class pm{constructor(){this.renderWindowWith=JV.newInstance(),this.renderer=this.renderWindowWith.getRenderer(),this.renderWindow=this.renderWindowWith.getRenderWindow(),this.polyData=nn.newInstance(),this.mapper=Cn.newInstance(),this.actor=en.newInstance(),this.actor.getProperty().setRepresentation(rt.SURFACE),this.actor.getProperty().setColor([0,0,1]),this.mapper.setInputData(this.polyData),this.actor.setMapper(this.mapper),this.renderer.addActor(this.actor),this.actor2=en.newInstance(),this.actor2.getProperty().setRepresentation(rt.POINTS),this.actor2.getProperty().setColor([2,0,0]),this.actor2.getProperty().setPointSize(2),this.actor2.setMapper(this.mapper),this.renderer.addActor(this.actor2),this.interactor=this.renderer.getRenderWindow().getInteractor(),this.apiSpecificRenderWindow=this.interactor.getView(),this.hardwareSelector=this.apiSpecificRenderWindow.getSelector(),this.hardwareSelector.setCaptureZValues(!0),this.hardwareSelector.setFieldAssociation(pl.FIELD_ASSOCIATION_POINTS),this.jgActor=en.newInstance(),this.jgMapper=Cn.newInstance(),this.jgActor.getProperty().setRepresentation(rt.SURFACE),this.scalarBarActor=uo.newInstance(),this.scalarBarActor.setGenerateTicks(this.generateTicks(5)),this.scalarBarActor.setDrawAboveRangeSwatch(!0);const 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Fm{constructor(){this.aid=5,this.step,this.stepsum=10,this._url="/disaster/TransServlet?channelNo=service&clientToken=e47b87eec69545559d1e81e56626da68&userId=5f06c8bc77234f969d13e160b54c27e3&aid=",this.polydata,this.scalars=new Array,this.scalar=new Map,this.reader=km.newInstance()}async initGemetry(){const e=this._url+this.aid+"&transCode=D000014";await this.reader.setUrl(e).then(()=>{this.polydata=this.reader.getOutputData(0)})}async initScalrs(){for(let e=0;e<=this.stepsum;e++)await this.reader.setUrl(this._url+"&transCode=D00009&step="+e).then(()=>{const n=this.reader.getOutputData(1);this.scalars.push(n)})}async getScalrsByStep(e){this.step=e;const n=this._url+this.aid+"&transCode=D00009&step="+this.step;await this.reader.setUrl(n).then(()=>{const r=this.reader.getOutputData(1);this.scalar=r})}}function Um(){return new Fm}const Er=t=>(Kr("data-v-649299a5"),t=t(),Pr(),t),Nm={class:"l_Dialog"},bm={class:"result"},Gm={class:"newtime"},$m={class:"newtime"},Wm={class:"animation_s"},zm={class:"tanniu"},Am=Er(()=>_("p",null,"后退",-1)),Hm=Er(()=>_("p",null,"播放",-1)),jm=Er(()=>_("p",null,"暂停",-1)),Km=Er(()=>_("p",null,"快进",-1)),Pm={class:"demo-collapse jiancedian asideg1 collapseeion"},Xm={class:"jc_header he_pading color1"},Im={class:"jc_content tablecolor"},Ym={class:"jc_padding"},qm={class:"xian"},Qm=Er(()=>_("div",{class:"jc_header color1"},[_("span",{class:"jc_tile"},"锋面定义")],-1)),Zm=Er(()=>_("div",{style:{height:"200px"}},null,-1)),Jm={__name:"InfoAnimation",props:{classradio:{type:String}},emits:[],setup(t,{expose:e,emit:n}){const r=t,a=$(["1"]),s=$(0),i=$(!1),o=$(!1),u=$([]);$("http://localhost:8080/?aid=0");const c=$("first");let f=$(""),l=$(1),g=$(60);$(2);let p=$(),T=$(null);$(20),$("#409eff");const h=({row:ne,rowIndex:Q})=>Q%2!=0?"evenRow":"oddRow",d=$({region:"shanghai"});$([]);const 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Q=R.value[ne];m.value==1&&x.value.push({name:Q.chcode,value:Q.v1}),m.value==2&&x.value.push({name:Q.chcode,value:Q.v2}),m.value==3&&x.value.push({name:Q.chcode,value:Q.v3}),m.value==4&&x.value.push({name:Q.chcode,value:Q.v4}),m.value==5&&x.value.push({name:Q.chcode,value:Q.v5}),m.value==6&&x.value.push({name:Q.chcode,value:Q.v6})}Ce()}const re=ne=>{p.value=ne,console.log(p.value),console.log(11111),console.log("props.classradio",r.classradio),(r.classradio=="Fire"||r.classradio=="Water")&&(o.value=!0),O.value=!1,j()};An(()=>{});const G=Um();async function k(){const ne={transCode:"D10016",aid:p.value,step:G.step};await me(ne).then(Q=>{if(Q.returnCode=="000000000"){R.value=Q.chvals,x.value=[];for(let ue=0;ue<R.value.length;ue++){let de=R.value[ue];x.value.push({name:de.chcode,value:de.v1})}if(O.value)Z();else{O.value=!0,M.value=Q.cocodes,d.value.region=M.value[0].cocode,m.value=1,u.value=[];for(let ue=0;ue<M.value.length;ue++){const 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