class t{constructor(t=0,F=0,U=0){this.x=t,this.y=F,this.z=U}equals(t){return this.x===t.x&&(this.y===t.y&&this.z===t.z)}add(F){return"number"==typeof F?new t(this.x+F,this.y+F,this.z+F):new t(this.x+F.x,this.y+F.y,this.z+F.z)}subtract(F){return"number"==typeof F?new t(this.x-F,this.y-F,this.z-F):new t(this.x-F.x,this.y-F.y,this.z-F.z)}multiply(F){return"number"==typeof F?new t(this.x*F,this.y*F,this.z*F):F instanceof t?new t(this.x*F.x,this.y*F.y,this.z*F.z):new t(this.x*F.buffer[0]+this.y*F.buffer[4]+this.z*F.buffer[8]+F.buffer[12],this.x*F.buffer[1]+this.y*F.buffer[5]+this.z*F.buffer[9]+F.buffer[13],this.x*F.buffer[2]+this.y*F.buffer[6]+this.z*F.buffer[10]+F.buffer[14])}divide(F){return"number"==typeof F?new t(this.x/F,this.y/F,this.z/F):new t(this.x/F.x,this.y/F.y,this.z/F.z)}cross(F){const U=this.y*F.z-this.z*F.y,l=this.z*F.x-this.x*F.z,n=this.x*F.y-this.y*F.x;return new t(U,l,n)}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z}lerp(F,U){return new t(this.x+(F.x-this.x)*U,this.y+(F.y-this.y)*U,this.z+(F.z-this.z)*U)}min(F){return new t(Math.min(this.x,F.x),Math.min(this.y,F.y),Math.min(this.z,F.z))}max(F){return new t(Math.max(this.x,F.x),Math.max(this.y,F.y),Math.max(this.z,F.z))}getComponent(t){switch(t){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error(`Invalid component index: ${t}`)}}minComponent(){return this.xthis.y&&this.x>this.z?0:this.y>this.z?1:2}magnitude(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}distanceTo(t){return Math.sqrt((this.x-t.x)**2+(this.y-t.y)**2+(this.z-t.z)**2)}normalize(){const F=this.magnitude();return new t(this.x/F,this.y/F,this.z/F)}flat(){return[this.x,this.y,this.z]}clone(){return new t(this.x,this.y,this.z)}toString(){return`[${this.flat().join(", ")}]`}static One(F=1){return new t(F,F,F)}}class F{constructor(t=0,F=0,U=0,l=1){this.x=t,this.y=F,this.z=U,this.w=l}equals(t){return this.x===t.x&&(this.y===t.y&&(this.z===t.z&&this.w===t.w))}normalize(){const t=Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w);return new F(this.x/t,this.y/t,this.z/t,this.w/t)}multiply(t){const U=this.w,l=this.x,n=this.y,Q=this.z,e=t.w,d=t.x,A=t.y,B=t.z;return new F(U*d+l*e+n*B-Q*A,U*A-l*B+n*e+Q*d,U*B+l*A-n*d+Q*e,U*e-l*d-n*A-Q*B)}inverse(){const t=this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w;return new F(-this.x/t,-this.y/t,-this.z/t,this.w/t)}apply(U){const l=new F(U.x,U.y,U.z,0),n=new F(-this.x,-this.y,-this.z,this.w),Q=this.multiply(l).multiply(n);return new t(Q.x,Q.y,Q.z)}flat(){return[this.x,this.y,this.z,this.w]}clone(){return new F(this.x,this.y,this.z,this.w)}static FromEuler(t){const U=t.x/2,l=t.y/2,n=t.z/2,Q=Math.cos(l),e=Math.sin(l),d=Math.cos(U),A=Math.sin(U),B=Math.cos(n),a=Math.sin(n);return new F(Q*A*B+e*d*a,e*d*B-Q*A*a,Q*d*a-e*A*B,Q*d*B+e*A*a)}toEuler(){const F=2*(this.w*this.x+this.y*this.z),U=1-2*(this.x*this.x+this.y*this.y),l=Math.atan2(F,U);let n;const Q=2*(this.w*this.y-this.z*this.x);n=Math.abs(Q)>=1?Math.sign(Q)*Math.PI/2:Math.asin(Q);const e=2*(this.w*this.z+this.x*this.y),d=1-2*(this.y*this.y+this.z*this.z),A=Math.atan2(e,d);return new t(l,n,A)}static FromMatrix3(t){const U=t.buffer,l=U[0]+U[4]+U[8];let n,Q,e,d;if(l>0){const t=.5/Math.sqrt(l+1);d=.25/t,n=(U[7]-U[5])*t,Q=(U[2]-U[6])*t,e=(U[3]-U[1])*t}else if(U[0]>U[4]&&U[0]>U[8]){const t=2*Math.sqrt(1+U[0]-U[4]-U[8]);d=(U[7]-U[5])/t,n=.25*t,Q=(U[1]+U[3])/t,e=(U[2]+U[6])/t}else if(U[4]>U[8]){const t=2*Math.sqrt(1+U[4]-U[0]-U[8]);d=(U[2]-U[6])/t,n=(U[1]+U[3])/t,Q=.25*t,e=(U[5]+U[7])/t}else{const t=2*Math.sqrt(1+U[8]-U[0]-U[4]);d=(U[3]-U[1])/t,n=(U[2]+U[6])/t,Q=(U[5]+U[7])/t,e=.25*t}return new F(n,Q,e,d)}static FromAxisAngle(t,U){const l=U/2,n=Math.sin(l),Q=Math.cos(l);return new F(t.x*n,t.y*n,t.z*n,Q)}static LookRotation(U){const l=new t(0,0,1),n=l.dot(U);if(Math.abs(n- -1)<1e-6)return new F(0,1,0,Math.PI);if(Math.abs(n-1)<1e-6)return new F;const Q=Math.acos(n),e=l.cross(U).normalize();return F.FromAxisAngle(e,Q)}toString(){return`[${this.flat().join(", ")}]`}}class U{constructor(){const t=new Map;this.addEventListener=(F,U)=>{t.has(F)||t.set(F,new Set),t.get(F).add(U)},this.removeEventListener=(F,U)=>{t.has(F)&&t.get(F).delete(U)},this.hasEventListener=(F,U)=>!!t.has(F)&&t.get(F).has(U),this.dispatchEvent=F=>{if(t.has(F.type))for(const U of t.get(F.type))U(F)}}}class l{constructor(t=1,F=0,U=0,l=0,n=0,Q=1,e=0,d=0,A=0,B=0,a=1,i=0,V=0,Z=0,R=0,c=1){this.buffer=[t,F,U,l,n,Q,e,d,A,B,a,i,V,Z,R,c]}equals(t){if(this.buffer.length!==t.buffer.length)return!1;if(this.buffer===t.buffer)return!0;for(let F=0;F{},this.applyPosition=()=>{this.position=new t},this.applyRotation=()=>{this.rotation=new F},this.applyScale=()=>{this.scale=new t(1,1,1)},this.raiseChangeEvent=()=>{this.dispatchEvent(this._changeEvent)}}_updateMatrix(){this._transform=l.Compose(this._position,this._rotation,this._scale)}get position(){return this._position}set position(t){this._position.equals(t)||(this._position=t,this.positionChanged=!0,this._updateMatrix(),this.dispatchEvent(this._changeEvent))}get rotation(){return this._rotation}set rotation(t){this._rotation.equals(t)||(this._rotation=t,this.rotationChanged=!0,this._updateMatrix(),this.dispatchEvent(this._changeEvent))}get scale(){return this._scale}set scale(t){this._scale.equals(t)||(this._scale=t,this.scaleChanged=!0,this._updateMatrix(),this.dispatchEvent(this._changeEvent))}get forward(){let F=new t(0,0,1);return F=this.rotation.apply(F),F}get transform(){return this._transform}}class A{constructor(t=1,F=0,U=0,l=0,n=1,Q=0,e=0,d=0,A=1){this.buffer=[t,F,U,l,n,Q,e,d,A]}equals(t){if(this.buffer.length!==t.buffer.length)return!1;if(this.buffer===t.buffer)return!0;for(let F=0;F{for(let F=0;F{const U=A.RotationFromQuaternion(t).buffer;for(let l=0;l{for(let F=0;F{const t=new Uint8Array(this.vertexCount*B.RowLength),F=new Float32Array(t.buffer),U=new Uint8Array(t.buffer);for(let t=0;t{console.assert(t.byteLength===3*this.vertexCount*4,`Expected ${3*this.vertexCount*4} bytes, got ${t.byteLength} bytes`),this._positions=new Float32Array(t),this._rotations=new Float32Array(F),this._scales=new Float32Array(U),this._colors=new Uint8Array(l),this._selection=new Uint8Array(n),this.detached=!1}}static Deserialize(t){const F=t.length/B.RowLength,U=new Float32Array(3*F),l=new Float32Array(4*F),n=new Float32Array(3*F),Q=new Uint8Array(4*F),e=new Float32Array(t.buffer),d=new Uint8Array(t.buffer);for(let t=0;tnew Uint8Array(this._data.buffer)}static Deserialize(t,F,U){const l=new Uint32Array(t.buffer),n=new Float32Array(t.buffer),Q=Math.floor(n.byteLength/this.RowLength),e=new Float32Array(3*Q);for(let t=0;t=this.min.x&&t.x<=this.max.x&&t.y>=this.min.y&&t.y<=this.max.y&&t.z>=this.min.z&&t.z<=this.max.z}intersects(t){return this.max.x>=t.min.x&&this.min.x<=t.max.x&&this.max.y>=t.min.y&&this.min.y<=t.max.y&&this.max.z>=t.min.z&&this.min.z<=t.max.z}size(){return this.max.subtract(this.min)}center(){return this.min.add(this.max).divide(2)}expand(t){this.min=this.min.min(t),this.max=this.max.max(t)}permute(){const F=this.min,U=this.max;this.min=new t(Math.min(F.x,U.x),Math.min(F.y,U.y),Math.min(F.z,U.z)),this.max=new t(Math.max(F.x,U.x),Math.max(F.y,U.y),Math.max(F.z,U.z))}}class Z extends d{constructor(U=void 0){super(),this.selectedChanged=!1,this.colorTransformChanged=!1,this._selected=!1,this._colorTransforms=[],this._colorTransformsMap=new Map,this._data=U||new B,this._bounds=new V(new t(1/0,1/0,1/0),new t(-1/0,-1/0,-1/0)),this.recalculateBounds=()=>{this._bounds=new V(new t(1/0,1/0,1/0),new t(-1/0,-1/0,-1/0));for(let F=0;F{this.data.translate(this.position),this.position=new t},this.applyRotation=()=>{this.data.rotate(this.rotation),this.rotation=new F},this.applyScale=()=>{this.data.scale(this.scale),this.scale=new t(1,1,1)},this.recalculateBounds()}saveToFile(t=null,F="splat"){if(!document)return;if(!t){const U=new Date;t=`splat-${U.getFullYear()}-${U.getMonth()+1}-${U.getDate()}.${F}`}const U=this.clone();U.applyRotation(),U.applyScale(),U.applyPosition();const l=U.data.serialize();let n;if("ply"===F){const t=i.SplatToPLY(l.buffer,U.data.vertexCount);n=new Blob([t],{type:"application/octet-stream"})}else n=new Blob([l.buffer],{type:"application/octet-stream"});const Q=document.createElement("a");Q.download=t,Q.href=URL.createObjectURL(n),Q.click()}get data(){return this._data}get selected(){return this._selected}set selected(t){this._selected!==t&&(this._selected=t,this.selectedChanged=!0,this.dispatchEvent(this._changeEvent))}get colorTransforms(){return this._colorTransforms}get colorTransformsMap(){return this._colorTransformsMap}get bounds(){let t=this._bounds.center();t=t.add(this.position);let F=this._bounds.size();return F=F.multiply(this.scale),new V(t.subtract(F.divide(2)),t.add(F.divide(2)))}clone(){const t=new Z(this.data.clone());return t.position=this.position.clone(),t.rotation=this.rotation.clone(),t.scale=this.scale.clone(),t}}class R extends d{constructor(t){super(),this._data=t}get data(){return this._data}}class c{constructor(){this._fx=1132,this._fy=1132,this._near=.1,this._far=100,this._width=512,this._height=512,this._projectionMatrix=new l,this._viewMatrix=new l,this._viewProj=new l,this._updateProjectionMatrix=()=>{this._projectionMatrix=new l(2*this.fx/this.width,0,0,0,0,-2*this.fy/this.height,0,0,0,0,this.far/(this.far-this.near),1,0,0,-this.far*this.near/(this.far-this.near),0),this._viewProj=this.projectionMatrix.multiply(this.viewMatrix)},this.update=(t,F)=>{const U=A.RotationFromQuaternion(F).buffer,n=t.flat();this._viewMatrix=new l(U[0],U[1],U[2],0,U[3],U[4],U[5],0,U[6],U[7],U[8],0,-n[0]*U[0]-n[1]*U[3]-n[2]*U[6],-n[0]*U[1]-n[1]*U[4]-n[2]*U[7],-n[0]*U[2]-n[1]*U[5]-n[2]*U[8],1),this._viewProj=this.projectionMatrix.multiply(this.viewMatrix)},this.setSize=(t,F)=>{this._width=t,this._height=F,this._updateProjectionMatrix()}}get fx(){return this._fx}set fx(t){this._fx!==t&&(this._fx=t,this._updateProjectionMatrix())}get fy(){return this._fy}set fy(t){this._fy!==t&&(this._fy=t,this._updateProjectionMatrix())}get near(){return this._near}set near(t){this._near!==t&&(this._near=t,this._updateProjectionMatrix())}get far(){return this._far}set far(t){this._far!==t&&(this._far=t,this._updateProjectionMatrix())}get width(){return this._width}get height(){return this._height}get projectionMatrix(){return this._projectionMatrix}get viewMatrix(){return this._viewMatrix}get viewProj(){return this._viewProj}}class s{constructor(t=0,F=0,U=0,l=0){this.x=t,this.y=F,this.z=U,this.w=l}equals(t){return this.x===t.x&&(this.y===t.y&&(this.z===t.z&&this.w===t.w))}add(t){return"number"==typeof t?new s(this.x+t,this.y+t,this.z+t,this.w+t):new s(this.x+t.x,this.y+t.y,this.z+t.z,this.w+t.w)}subtract(t){return"number"==typeof t?new s(this.x-t,this.y-t,this.z-t,this.w-t):new s(this.x-t.x,this.y-t.y,this.z-t.z,this.w-t.w)}multiply(t){return"number"==typeof t?new s(this.x*t,this.y*t,this.z*t,this.w*t):t instanceof s?new s(this.x*t.x,this.y*t.y,this.z*t.z,this.w*t.w):new s(this.x*t.buffer[0]+this.y*t.buffer[4]+this.z*t.buffer[8]+this.w*t.buffer[12],this.x*t.buffer[1]+this.y*t.buffer[5]+this.z*t.buffer[9]+this.w*t.buffer[13],this.x*t.buffer[2]+this.y*t.buffer[6]+this.z*t.buffer[10]+this.w*t.buffer[14],this.x*t.buffer[3]+this.y*t.buffer[7]+this.z*t.buffer[11]+this.w*t.buffer[15])}dot(t){return this.x*t.x+this.y*t.y+this.z*t.z+this.w*t.w}lerp(t,F){return new s(this.x+(t.x-this.x)*F,this.y+(t.y-this.y)*F,this.z+(t.z-this.z)*F,this.w+(t.w-this.w)*F)}magnitude(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}distanceTo(t){return Math.sqrt((this.x-t.x)**2+(this.y-t.y)**2+(this.z-t.z)**2+(this.w-t.w)**2)}normalize(){const t=this.magnitude();return new s(this.x/t,this.y/t,this.z/t,this.w/t)}flat(){return[this.x,this.y,this.z,this.w]}clone(){return new s(this.x,this.y,this.z,this.w)}toString(){return`[${this.flat().join(", ")}]`}}class o extends d{constructor(F,U){super(),this._data=F||new c,this._position=U||new t(1,1,5),this.update=()=>{this.data.update(this.position,this.rotation)},this.screenPointToRay=(F,U)=>{const l=new s(F,U,-1,1),n=this._data.projectionMatrix.invert(),Q=l.multiply(n),e=this._data.viewMatrix.invert(),d=Q.multiply(e);return new t(d.x/d.w,d.y/d.w,d.z/d.w).subtract(this.position).normalize()}}get data(){return this._data}}class r extends U{constructor(){super(),this._objects=[],this.addObject=t=>{this.objects.push(t),this.dispatchEvent(new n(t))},this.removeObject=t=>{const F=this.objects.indexOf(t);if(F<0)throw new Error("Object not found in scene");this.objects.splice(F,1),this.dispatchEvent(new Q(t))},this.findObject=t=>{for(const F of this.objects)if(t(F))return F},this.findObjectOfType=t=>{for(const F of this.objects)if(F instanceof t)return F},this.reset=()=>{const t=this.objects.slice();for(const F of t)this.removeObject(F)},this.reset()}getMergedSceneDataBuffer(t="splat"){const F=[];let U=0;for(const t of this.objects)if(t instanceof Z){const l=t.clone();l.applyRotation(),l.applyScale(),l.applyPosition();const n=l.data.serialize();F.push(n),U+=l.data.vertexCount}const l=new Uint8Array(U*B.RowLength);let n=0;for(const t of F)l.set(t,n),n+=t.length;return"ply"===t?i.SplatToPLY(l.buffer,U):l.buffer}saveToFile(t=null,F="splat"){if(!document)return;if(!t){const U=new Date;t=`scene-${U.getFullYear()}-${U.getMonth()+1}-${U.getDate()}.${F}`}const U=this.getMergedSceneDataBuffer(F),l=new Blob([U],{type:"application/octet-stream"}),n=document.createElement("a");n.download=t,n.href=URL.createObjectURL(l),n.click()}get objects(){return this._objects}}async function h(t,F){const U=await fetch(t,{mode:"cors",credentials:"omit",cache:F?"force-cache":"default"});if(200!=U.status)throw new Error(U.status+" Unable to load "+U.url);return U}async function W(t,F){return t.headers.has("content-length")?async function(t,F){const U=t.body.getReader(),l=parseInt(t.headers.get("content-length")),n=new Uint8Array(l);let Q=0;for(;;){const{done:t,value:e}=await U.read();if(t)break;n.set(e,Q),Q+=e.length,null==F||F(Q/l)}return n}(t,F):async function(t,F){const U=t.body.getReader(),l=[];let n=0;for(;;){const{done:t,value:F}=await U.read();if(t)break;l.push(F),n+=F.length}const Q=new Uint8Array(n);let e=0;for(const t of l)Q.set(t,e),e+=t.length,null==F||F(e/n);return Q}(t,F)}class I{static async LoadAsync(t,F,U,l=!1){const n=await h(t,l),Q=await W(n,U);return this.LoadFromArrayBuffer(Q,F)}static async LoadFromFileAsync(t,F,U){const l=new FileReader;let n=new Z;return l.onload=t=>{n=this.LoadFromArrayBuffer(t.target.result,F)},l.onprogress=t=>{null==U||U(t.loaded/t.total)},l.readAsArrayBuffer(t),await new Promise((t=>{l.onloadend=()=>{t()}})),n}static LoadFromArrayBuffer(t,F){const U=new Uint8Array(t),l=B.Deserialize(U),n=new Z(l);return F.addObject(n),n}}class m{static async LoadAsync(t,F,U,l="",n=!1){const Q=await h(t,n),e=await W(Q,U);if(112!==e[0]||108!==e[1]||121!==e[2]||10!==e[3])throw new Error("Invalid PLY file");return this.LoadFromArrayBuffer(e.buffer,F,l)}static async LoadFromFileAsync(t,F,U,l=""){const n=new FileReader;let Q=new Z;return n.onload=t=>{Q=this.LoadFromArrayBuffer(t.target.result,F,l)},n.onprogress=t=>{null==U||U(t.loaded/t.total)},n.readAsArrayBuffer(t),await new Promise((t=>{n.onloadend=()=>{t()}})),Q}static LoadFromArrayBuffer(t,F,U=""){const l=new Uint8Array(this._ParsePLYBuffer(t,U)),n=B.Deserialize(l),Q=new Z(n);return F.addObject(Q),Q}static _ParsePLYBuffer(U,l){const n=new Uint8Array(U),Q=(new TextDecoder).decode(n.slice(0,10240)),e="end_header\n",d=Q.indexOf(e);if(d<0)throw new Error("Unable to read .ply file header");const A=parseInt(/element vertex (\d+)\n/.exec(Q)[1]);let a=0;const V={double:8,int:4,uint:4,float:4,short:2,ushort:2,uchar:1},Z=[];for(const t of Q.slice(0,d).split("\n").filter((t=>t.startsWith("property ")))){const[F,U,l]=t.split(" ");if(Z.push({name:l,type:U,offset:a}),!V[U])throw new Error(`Unsupported property type: ${U}`);a+=V[U]}const R=new DataView(U,d+11),c=new ArrayBuffer(B.RowLength*A),s=F.FromEuler(new t(Math.PI/2,0,0));for(let t=0;t{let l;switch(F.type){case"float":l=R.getFloat32(F.offset+t*a,!0);break;case"int":l=R.getInt32(F.offset+t*a,!0);break;default:throw new Error(`Unsupported property type: ${F.type}`)}switch(F.name){case"x":U[0]=l;break;case"y":U[1]=l;break;case"z":U[2]=l;break;case"scale_0":case"scaling_0":n[0]=Math.exp(l);break;case"scale_1":case"scaling_1":n[1]=Math.exp(l);break;case"scale_2":case"scaling_2":n[2]=Math.exp(l);break;case"red":Q[0]=l;break;case"green":Q[1]=l;break;case"blue":Q[2]=l;break;case"f_dc_0":case"features_0":Q[0]=255*(.5+i.SH_C0*l);break;case"f_dc_1":case"features_1":Q[1]=255*(.5+i.SH_C0*l);break;case"f_dc_2":case"features_2":Q[2]=255*(.5+i.SH_C0*l);break;case"f_dc_3":Q[3]=255*(.5+i.SH_C0*l);break;case"opacity":case"opacity_0":Q[3]=1/(1+Math.exp(-l))*255;break;case"rot_0":case"rotation_0":d=l;break;case"rot_1":case"rotation_1":A=l;break;case"rot_2":case"rotation_2":V=l;break;case"rot_3":case"rotation_3":o=l}}));let r=new F(A,V,o,d);switch(l){case"polycam":{const t=U[1];U[1]=-U[2],U[2]=t,r=s.multiply(r);break}case"":break;default:throw new Error(`Unsupported format: ${l}`)}r=r.normalize(),e[0]=128*r.w+128,e[1]=128*r.x+128,e[2]=128*r.y+128,e[3]=128*r.z+128}return c}}class b{static async LoadAsync(t,F,U,l,n=!1){const Q=await h(t,n),e=await W(Q,l);return this._ParseSplatvBuffer(e.buffer,F,U)}static async LoadFromFileAsync(t,F,U,l){const n=new FileReader;let Q=null;if(n.onload=t=>{Q=this._ParseSplatvBuffer(t.target.result,F,U)},n.onprogress=t=>{null==l||l(t.loaded/t.total)},n.readAsArrayBuffer(t),await new Promise((t=>{n.onloadend=()=>{t()}})),!Q)throw new Error("Failed to load splatv file");return Q}static _ParseSplatvBuffer(U,l,n){let Q=null;const e=(U,e,d)=>{if("magic"===U.type){const t=new Int32Array(e.buffer);if(26443!==t[0])throw new Error("Invalid splatv file");d.push({size:t[1],type:"chunks"})}else if("chunks"===U.type){const U=JSON.parse(new TextDecoder("utf-8").decode(e));if(0==U.length)throw new Error("Invalid splatv file");U.length>1&&console.warn("Splatv file contains more than one chunk, only the first one will be loaded");const l=U[0],Q=l.cameras;if(n&&Q&&Q.length){const U=Q[0],l=new t(U.position[0],U.position[1],U.position[2]),e=F.FromMatrix3(new A(U.rotation[0][0],U.rotation[0][1],U.rotation[0][2],U.rotation[1][0],U.rotation[1][1],U.rotation[1][2],U.rotation[2][0],U.rotation[2][1],U.rotation[2][2]));n.position=l,n.rotation=e}d.push(l)}else if("splat"===U.type){const t=a.Deserialize(e,U.texwidth,U.texheight),F=new R(t);l.addObject(F),Q=F}},d=new Uint8Array(U),B=[{size:8,type:"magic",texwidth:0,texheight:0}];let i=B.shift(),V=new Uint8Array(i.size),Z=0,c=0;for(;i;){for(;Z{U.useProgram(this._program),this._resize()},this.initialize=()=>{console.assert(!this._initialized,"ShaderProgram already initialized"),U.useProgram(this._program),this._initialize();for(const t of this.passes)t.initialize(this);this._initialized=!0,this._started=!0},this.render=(t,F)=>{U.useProgram(this._program),this._scene===t&&this._camera===F||(this.dispose(),this._scene=t,this._camera=F,this.initialize());for(const t of this.passes)t.render();this._render()},this.dispose=()=>{if(this._initialized){U.useProgram(this._program);for(const t of this.passes)t.dispose();this._dispose(),this._scene=null,this._camera=null,this._initialized=!1}}}get renderer(){return this._renderer}get scene(){return this._scene}get camera(){return this._camera}get program(){return this._program}get passes(){return this._passes}get started(){return this._started}}var G=g("/* rollup-plugin-web-worker-loader */
(function () {
  'use strict';

  var loadWasm = (() => {
    
    return (
  async function(moduleArg = {}) {
    var moduleRtn;

  var Module=moduleArg;var readyPromiseResolve,readyPromiseReject;var readyPromise=new Promise((resolve,reject)=>{readyPromiseResolve=resolve;readyPromiseReject=reject;});var moduleOverrides=Object.assign({},Module);var scriptDirectory="";var readBinary;{{scriptDirectory=self.location.href;}if(scriptDirectory.startsWith("blob:")){scriptDirectory="";}else {scriptDirectory=scriptDirectory.slice(0,scriptDirectory.replace(/[?#].*/,"").lastIndexOf("/")+1);}{{readBinary=url=>{var xhr=new XMLHttpRequest;xhr.open("GET",url,false);xhr.responseType="arraybuffer";xhr.send(null);return new Uint8Array(xhr.response)};}}}Module["print"]||console.log.bind(console);var err=Module["printErr"]||console.error.bind(console);Object.assign(Module,moduleOverrides);moduleOverrides=null;if(Module["arguments"])Module["arguments"];if(Module["thisProgram"])Module["thisProgram"];var wasmBinary=Module["wasmBinary"];var wasmMemory;var ABORT=false;var HEAP8,HEAPU8,HEAP16,HEAPU16,HEAP32,HEAPU32,HEAPF32,HEAP64,HEAPU64,HEAPF64;function updateMemoryViews(){var b=wasmMemory.buffer;Module["HEAP8"]=HEAP8=new Int8Array(b);Module["HEAP16"]=HEAP16=new Int16Array(b);Module["HEAPU8"]=HEAPU8=new Uint8Array(b);Module["HEAPU16"]=HEAPU16=new Uint16Array(b);Module["HEAP32"]=HEAP32=new Int32Array(b);Module["HEAPU32"]=HEAPU32=new Uint32Array(b);Module["HEAPF32"]=HEAPF32=new Float32Array(b);Module["HEAPF64"]=HEAPF64=new Float64Array(b);Module["HEAP64"]=HEAP64=new BigInt64Array(b);Module["HEAPU64"]=HEAPU64=new BigUint64Array(b);}function preRun(){if(Module["preRun"]){if(typeof Module["preRun"]=="function")Module["preRun"]=[Module["preRun"]];while(Module["preRun"].length){addOnPreRun(Module["preRun"].shift());}}callRuntimeCallbacks(onPreRuns);}function initRuntime(){wasmExports["m"]();}function postRun(){if(Module["postRun"]){if(typeof Module["postRun"]=="function")Module["postRun"]=[Module["postRun"]];while(Module["postRun"].length){addOnPostRun(Module["postRun"].shift());}}callRuntimeCallbacks(onPostRuns);}var runDependencies=0;var dependenciesFulfilled=null;function addRunDependency(id){runDependencies++;Module["monitorRunDependencies"]?.(runDependencies);}function removeRunDependency(id){runDependencies--;Module["monitorRunDependencies"]?.(runDependencies);if(runDependencies==0){if(dependenciesFulfilled){var callback=dependenciesFulfilled;dependenciesFulfilled=null;callback();}}}function abort(what){Module["onAbort"]?.(what);what="Aborted("+what+")";err(what);ABORT=true;what+=". Build with -sASSERTIONS for more info.";var e=new WebAssembly.RuntimeError(what);readyPromiseReject(e);throw e}var 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";function getBinarySync(file){if(file==wasmBinaryFile&&wasmBinary){return new Uint8Array(wasmBinary)}var binary=tryParseAsDataURI(file);if(binary){return binary}if(readBinary){return readBinary(file)}throw "both async and sync fetching of the wasm failed"}async function getWasmBinary(binaryFile){return getBinarySync(binaryFile)}async function instantiateArrayBuffer(binaryFile,imports){try{var binary=await getWasmBinary(binaryFile);var instance=await WebAssembly.instantiate(binary,imports);return instance}catch(reason){err(`failed to asynchronously prepare wasm: ${reason}`);abort(reason);}}async function instantiateAsync(binary,binaryFile,imports){return instantiateArrayBuffer(binaryFile,imports)}function getWasmImports(){return {a:wasmImports}}async function createWasm(){function receiveInstance(instance,module){wasmExports=instance.exports;wasmMemory=wasmExports["l"];updateMemoryViews();removeRunDependency();return wasmExports}addRunDependency();function receiveInstantiationResult(result){return receiveInstance(result["instance"])}var info=getWasmImports();if(Module["instantiateWasm"]){return new Promise((resolve,reject)=>{Module["instantiateWasm"](info,(mod,inst)=>{receiveInstance(mod);resolve(mod.exports);});})}try{var result=await instantiateAsync(wasmBinary,wasmBinaryFile,info);var exports=receiveInstantiationResult(result);return exports}catch(e){readyPromiseReject(e);return Promise.reject(e)}}var callRuntimeCallbacks=callbacks=>{while(callbacks.length>0){callbacks.shift()(Module);}};var onPostRuns=[];var addOnPostRun=cb=>onPostRuns.unshift(cb);var onPreRuns=[];var addOnPreRun=cb=>onPreRuns.unshift(cb);Module["noExitRuntime"]||true;var base64Decode=b64=>{var b1,b2,i=0,j=0,bLength=b64.length;var output=new Uint8Array((bLength*3>>2)-(b64[bLength-2]=="=")-(b64[bLength-1]=="="));for(;i<bLength;i+=4,j+=3){b1=base64ReverseLookup[b64.charCodeAt(i+1)];b2=base64ReverseLookup[b64.charCodeAt(i+2)];output[j]=base64ReverseLookup[b64.charCodeAt(i)]<<2|b1>>4;output[j+1]=b1<<4|b2>>2;output[j+2]=b2<<6|base64ReverseLookup[b64.charCodeAt(i+3)];}return output};var isDataURI=filename=>filename.startsWith(dataURIPrefix);var dataURIPrefix="data:application/octet-stream;base64,";var tryParseAsDataURI=filename=>{if(isDataURI(filename)){return base64Decode(filename.slice(dataURIPrefix.length))}};var __abort_js=()=>abort("");var embindRepr=v=>{if(v===null){return "null"}var t=typeof v;if(t==="object"||t==="array"||t==="function"){return v.toString()}else {return ""+v}};var embind_init_charCodes=()=>{var codes=new Array(256);for(var i=0;i<256;++i){codes[i]=String.fromCharCode(i);}embind_charCodes=codes;};var embind_charCodes;var readLatin1String=ptr=>{var ret="";var c=ptr;while(HEAPU8[c]){ret+=embind_charCodes[HEAPU8[c++]];}return ret};var awaitingDependencies={};var registeredTypes={};var BindingError;var throwBindingError=message=>{throw new BindingError(message)};function sharedRegisterType(rawType,registeredInstance,options={}){var name=registeredInstance.name;if(!rawType){throwBindingError(`type "${name}" must have a positive integer typeid pointer`);}if(registeredTypes.hasOwnProperty(rawType)){if(options.ignoreDuplicateRegistrations){return}else {throwBindingError(`Cannot register type '${name}' twice`);}}registeredTypes[rawType]=registeredInstance;if(awaitingDependencies.hasOwnProperty(rawType)){var callbacks=awaitingDependencies[rawType];delete awaitingDependencies[rawType];callbacks.forEach(cb=>cb());}}function registerType(rawType,registeredInstance,options={}){return sharedRegisterType(rawType,registeredInstance,options)}var integerReadValueFromPointer=(name,width,signed)=>{switch(width){case 1:return signed?pointer=>HEAP8[pointer]:pointer=>HEAPU8[pointer];case 2:return signed?pointer=>HEAP16[pointer>>1]:pointer=>HEAPU16[pointer>>1];case 4:return signed?pointer=>HEAP32[pointer>>2]:pointer=>HEAPU32[pointer>>2];case 8:return signed?pointer=>HEAP64[pointer>>3]:pointer=>HEAPU64[pointer>>3];default:throw new TypeError(`invalid integer width (${width}): ${name}`)}};var __embind_register_bigint=(primitiveType,name,size,minRange,maxRange)=>{name=readLatin1String(name);var isUnsignedType=name.indexOf("u")!=-1;registerType(primitiveType,{name,fromWireType:value=>value,toWireType:function(destructors,value){if(typeof value!="bigint"&&typeof value!="number"){throw new TypeError(`Cannot convert "${embindRepr(value)}" to ${this.name}`)}if(typeof value=="number"){value=BigInt(value);}return value},argPackAdvance:GenericWireTypeSize,readValueFromPointer:integerReadValueFromPointer(name,size,!isUnsignedType),destructorFunction:null});};var GenericWireTypeSize=8;var __embind_register_bool=(rawType,name,trueValue,falseValue)=>{name=readLatin1String(name);registerType(rawType,{name,fromWireType:function(wt){return !!wt},toWireType:function(destructors,o){return o?trueValue:falseValue},argPackAdvance:GenericWireTypeSize,readValueFromPointer:function(pointer){return this["fromWireType"](HEAPU8[pointer])},destructorFunction:null});};var emval_freelist=[];var emval_handles=[];var __emval_decref=handle=>{if(handle>9&&0===--emval_handles[handle+1]){emval_handles[handle]=undefined;emval_freelist.push(handle);}};var count_emval_handles=()=>emval_handles.length/2-5-emval_freelist.length;var init_emval=()=>{emval_handles.push(0,1,undefined,1,null,1,true,1,false,1);Module["count_emval_handles"]=count_emval_handles;};var Emval={toValue:handle=>{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle);}return emval_handles[handle]},toHandle:value=>{switch(value){case undefined:return 2;case null:return 4;case true:return 6;case false:return 8;default:{const handle=emval_freelist.pop()||emval_handles.length;emval_handles[handle]=value;emval_handles[handle+1]=1;return handle}}}};function readPointer(pointer){return this["fromWireType"](HEAPU32[pointer>>2])}var EmValType={name:"emscripten::val",fromWireType:handle=>{var rv=Emval.toValue(handle);__emval_decref(handle);return rv},toWireType:(destructors,value)=>Emval.toHandle(value),argPackAdvance:GenericWireTypeSize,readValueFromPointer:readPointer,destructorFunction:null};var __embind_register_emval=rawType=>registerType(rawType,EmValType);var floatReadValueFromPointer=(name,width)=>{switch(width){case 4:return function(pointer){return this["fromWireType"](HEAPF32[pointer>>2])};case 8:return function(pointer){return this["fromWireType"](HEAPF64[pointer>>3])};default:throw new TypeError(`invalid float width (${width}): ${name}`)}};var __embind_register_float=(rawType,name,size)=>{name=readLatin1String(name);registerType(rawType,{name,fromWireType:value=>value,toWireType:(destructors,value)=>value,argPackAdvance:GenericWireTypeSize,readValueFromPointer:floatReadValueFromPointer(name,size),destructorFunction:null});};var __embind_register_integer=(primitiveType,name,size,minRange,maxRange)=>{name=readLatin1String(name);var fromWireType=value=>value;if(minRange===0){var bitshift=32-8*size;fromWireType=value=>value<<bitshift>>>bitshift;}var isUnsignedType=name.includes("unsigned");var checkAssertions=(value,toTypeName)=>{};var toWireType;if(isUnsignedType){toWireType=function(destructors,value){checkAssertions(value,this.name);return value>>>0};}else {toWireType=function(destructors,value){checkAssertions(value,this.name);return value};}registerType(primitiveType,{name,fromWireType,toWireType,argPackAdvance:GenericWireTypeSize,readValueFromPointer:integerReadValueFromPointer(name,size,minRange!==0),destructorFunction:null});};var __embind_register_memory_view=(rawType,dataTypeIndex,name)=>{var typeMapping=[Int8Array,Uint8Array,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array,BigInt64Array,BigUint64Array];var TA=typeMapping[dataTypeIndex];function decodeMemoryView(handle){var size=HEAPU32[handle>>2];var data=HEAPU32[handle+4>>2];return new TA(HEAP8.buffer,data,size)}name=readLatin1String(name);registerType(rawType,{name,fromWireType:decodeMemoryView,argPackAdvance:GenericWireTypeSize,readValueFromPointer:decodeMemoryView},{ignoreDuplicateRegistrations:true});};var stringToUTF8Array=(str,heap,outIdx,maxBytesToWrite)=>{if(!(maxBytesToWrite>0))return 0;var startIdx=outIdx;var endIdx=outIdx+maxBytesToWrite-1;for(var i=0;i<str.length;++i){var u=str.charCodeAt(i);if(u>=55296&&u<=57343){var u1=str.charCodeAt(++i);u=65536+((u&1023)<<10)|u1&1023;}if(u<=127){if(outIdx>=endIdx)break;heap[outIdx++]=u;}else if(u<=2047){if(outIdx+1>=endIdx)break;heap[outIdx++]=192|u>>6;heap[outIdx++]=128|u&63;}else if(u<=65535){if(outIdx+2>=endIdx)break;heap[outIdx++]=224|u>>12;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63;}else {if(outIdx+3>=endIdx)break;heap[outIdx++]=240|u>>18;heap[outIdx++]=128|u>>12&63;heap[outIdx++]=128|u>>6&63;heap[outIdx++]=128|u&63;}}heap[outIdx]=0;return outIdx-startIdx};var stringToUTF8=(str,outPtr,maxBytesToWrite)=>stringToUTF8Array(str,HEAPU8,outPtr,maxBytesToWrite);var lengthBytesUTF8=str=>{var len=0;for(var i=0;i<str.length;++i){var c=str.charCodeAt(i);if(c<=127){len++;}else if(c<=2047){len+=2;}else if(c>=55296&&c<=57343){len+=4;++i;}else {len+=3;}}return len};var UTF8Decoder=typeof TextDecoder!="undefined"?new TextDecoder:undefined;var UTF8ArrayToString=(heapOrArray,idx=0,maxBytesToRead=NaN)=>{var endIdx=idx+maxBytesToRead;var endPtr=idx;while(heapOrArray[endPtr]&&!(endPtr>=endIdx))++endPtr;if(endPtr-idx>16&&heapOrArray.buffer&&UTF8Decoder){return UTF8Decoder.decode(heapOrArray.subarray(idx,endPtr))}var str="";while(idx<endPtr){var u0=heapOrArray[idx++];if(!(u0&128)){str+=String.fromCharCode(u0);continue}var u1=heapOrArray[idx++]&63;if((u0&224)==192){str+=String.fromCharCode((u0&31)<<6|u1);continue}var u2=heapOrArray[idx++]&63;if((u0&240)==224){u0=(u0&15)<<12|u1<<6|u2;}else {u0=(u0&7)<<18|u1<<12|u2<<6|heapOrArray[idx++]&63;}if(u0<65536){str+=String.fromCharCode(u0);}else {var ch=u0-65536;str+=String.fromCharCode(55296|ch>>10,56320|ch&1023);}}return str};var UTF8ToString=(ptr,maxBytesToRead)=>ptr?UTF8ArrayToString(HEAPU8,ptr,maxBytesToRead):"";var __embind_register_std_string=(rawType,name)=>{name=readLatin1String(name);registerType(rawType,{name,fromWireType(value){var length=HEAPU32[value>>2];var payload=value+4;var str;var i; {var decodeStartPtr=payload;for(var i=0;i<=length;++i){var currentBytePtr=payload+i;if(i==length||HEAPU8[currentBytePtr]==0){var maxRead=currentBytePtr-decodeStartPtr;var stringSegment=UTF8ToString(decodeStartPtr,maxRead);if(str===undefined){str=stringSegment;}else {str+=String.fromCharCode(0);str+=stringSegment;}decodeStartPtr=currentBytePtr+1;}}}_free(value);return str},toWireType(destructors,value){if(value instanceof ArrayBuffer){value=new Uint8Array(value);}var length;var valueIsOfTypeString=typeof value=="string";if(!(valueIsOfTypeString||value instanceof Uint8Array||value instanceof Uint8ClampedArray||value instanceof Int8Array)){throwBindingError("Cannot pass non-string to std::string");}if(valueIsOfTypeString){length=lengthBytesUTF8(value);}else {length=value.length;}var base=_malloc(4+length+1);var ptr=base+4;HEAPU32[base>>2]=length;if(valueIsOfTypeString){stringToUTF8(value,ptr,length+1);}else {if(valueIsOfTypeString){for(var i=0;i<length;++i){var charCode=value.charCodeAt(i);if(charCode>255){_free(base);throwBindingError("String has UTF-16 code units that do not fit in 8 bits");}HEAPU8[ptr+i]=charCode;}}else {for(var i=0;i<length;++i){HEAPU8[ptr+i]=value[i];}}}if(destructors!==null){destructors.push(_free,base);}return base},argPackAdvance:GenericWireTypeSize,readValueFromPointer:readPointer,destructorFunction(ptr){_free(ptr);}});};var UTF16Decoder=typeof TextDecoder!="undefined"?new TextDecoder("utf-16le"):undefined;var UTF16ToString=(ptr,maxBytesToRead)=>{var endPtr=ptr;var idx=endPtr>>1;var maxIdx=idx+maxBytesToRead/2;while(!(idx>=maxIdx)&&HEAPU16[idx])++idx;endPtr=idx<<1;if(endPtr-ptr>32&&UTF16Decoder)return UTF16Decoder.decode(HEAPU8.subarray(ptr,endPtr));var str="";for(var i=0;!(i>=maxBytesToRead/2);++i){var codeUnit=HEAP16[ptr+i*2>>1];if(codeUnit==0)break;str+=String.fromCharCode(codeUnit);}return str};var stringToUTF16=(str,outPtr,maxBytesToWrite)=>{maxBytesToWrite??=2147483647;if(maxBytesToWrite<2)return 0;maxBytesToWrite-=2;var startPtr=outPtr;var numCharsToWrite=maxBytesToWrite<str.length*2?maxBytesToWrite/2:str.length;for(var i=0;i<numCharsToWrite;++i){var codeUnit=str.charCodeAt(i);HEAP16[outPtr>>1]=codeUnit;outPtr+=2;}HEAP16[outPtr>>1]=0;return outPtr-startPtr};var lengthBytesUTF16=str=>str.length*2;var UTF32ToString=(ptr,maxBytesToRead)=>{var i=0;var str="";while(!(i>=maxBytesToRead/4)){var utf32=HEAP32[ptr+i*4>>2];if(utf32==0)break;++i;if(utf32>=65536){var ch=utf32-65536;str+=String.fromCharCode(55296|ch>>10,56320|ch&1023);}else {str+=String.fromCharCode(utf32);}}return str};var stringToUTF32=(str,outPtr,maxBytesToWrite)=>{maxBytesToWrite??=2147483647;if(maxBytesToWrite<4)return 0;var startPtr=outPtr;var endPtr=startPtr+maxBytesToWrite-4;for(var i=0;i<str.length;++i){var codeUnit=str.charCodeAt(i);if(codeUnit>=55296&&codeUnit<=57343){var trailSurrogate=str.charCodeAt(++i);codeUnit=65536+((codeUnit&1023)<<10)|trailSurrogate&1023;}HEAP32[outPtr>>2]=codeUnit;outPtr+=4;if(outPtr+4>endPtr)break}HEAP32[outPtr>>2]=0;return outPtr-startPtr};var lengthBytesUTF32=str=>{var len=0;for(var i=0;i<str.length;++i){var codeUnit=str.charCodeAt(i);if(codeUnit>=55296&&codeUnit<=57343)++i;len+=4;}return len};var __embind_register_std_wstring=(rawType,charSize,name)=>{name=readLatin1String(name);var decodeString,encodeString,readCharAt,lengthBytesUTF;if(charSize===2){decodeString=UTF16ToString;encodeString=stringToUTF16;lengthBytesUTF=lengthBytesUTF16;readCharAt=pointer=>HEAPU16[pointer>>1];}else if(charSize===4){decodeString=UTF32ToString;encodeString=stringToUTF32;lengthBytesUTF=lengthBytesUTF32;readCharAt=pointer=>HEAPU32[pointer>>2];}registerType(rawType,{name,fromWireType:value=>{var length=HEAPU32[value>>2];var str;var decodeStartPtr=value+4;for(var i=0;i<=length;++i){var currentBytePtr=value+4+i*charSize;if(i==length||readCharAt(currentBytePtr)==0){var maxReadBytes=currentBytePtr-decodeStartPtr;var stringSegment=decodeString(decodeStartPtr,maxReadBytes);if(str===undefined){str=stringSegment;}else {str+=String.fromCharCode(0);str+=stringSegment;}decodeStartPtr=currentBytePtr+charSize;}}_free(value);return str},toWireType:(destructors,value)=>{if(!(typeof value=="string")){throwBindingError(`Cannot pass non-string to C++ string type ${name}`);}var length=lengthBytesUTF(value);var ptr=_malloc(4+length+charSize);HEAPU32[ptr>>2]=length/charSize;encodeString(value,ptr+4,length+charSize);if(destructors!==null){destructors.push(_free,ptr);}return ptr},argPackAdvance:GenericWireTypeSize,readValueFromPointer:readPointer,destructorFunction(ptr){_free(ptr);}});};var __embind_register_void=(rawType,name)=>{name=readLatin1String(name);registerType(rawType,{isVoid:true,name,argPackAdvance:0,fromWireType:()=>undefined,toWireType:(destructors,o)=>undefined});};var getHeapMax=()=>2147483648;var alignMemory=(size,alignment)=>Math.ceil(size/alignment)*alignment;var growMemory=size=>{var b=wasmMemory.buffer;var pages=(size-b.byteLength+65535)/65536|0;try{wasmMemory.grow(pages);updateMemoryViews();return 1}catch(e){}};var _emscripten_resize_heap=requestedSize=>{var oldSize=HEAPU8.length;requestedSize>>>=0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignMemory(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=growMemory(newSize);if(replacement){return true}}return false};for(var base64ReverseLookup=new Uint8Array(123),i=25;i>=0;--i){base64ReverseLookup[48+i]=52+i;base64ReverseLookup[65+i]=i;base64ReverseLookup[97+i]=26+i;}base64ReverseLookup[43]=62;base64ReverseLookup[47]=63;embind_init_charCodes();BindingError=Module["BindingError"]=class BindingError extends Error{constructor(message){super(message);this.name="BindingError";}};Module["InternalError"]=class InternalError extends Error{constructor(message){super(message);this.name="InternalError";}};init_emval();var wasmImports={j:__abort_js,e:__embind_register_bigint,h:__embind_register_bool,f:__embind_register_emval,d:__embind_register_float,b:__embind_register_integer,a:__embind_register_memory_view,g:__embind_register_std_string,c:__embind_register_std_wstring,i:__embind_register_void,k:_emscripten_resize_heap};var wasmExports=await createWasm();wasmExports["m"];Module["_pack"]=wasmExports["n"];var _malloc=Module["_malloc"]=wasmExports["o"];var _free=Module["_free"]=wasmExports["p"];function run(){if(runDependencies>0){dependenciesFulfilled=run;return}preRun();if(runDependencies>0){dependenciesFulfilled=run;return}function doRun(){Module["calledRun"]=true;if(ABORT)return;initRuntime();readyPromiseResolve(Module);Module["onRuntimeInitialized"]?.();postRun();}if(Module["setStatus"]){Module["setStatus"]("Running...");setTimeout(()=>{setTimeout(()=>Module["setStatus"](""),1);doRun();},1);}else {doRun();}}if(Module["preInit"]){if(typeof Module["preInit"]=="function")Module["preInit"]=[Module["preInit"]];while(Module["preInit"].length>0){Module["preInit"].pop()();}}run();moduleRtn=readyPromise;


    return moduleRtn;
  }
  );
  })();

  // eslint-disable-next-line @typescript-eslint/no-explicit-any
  let wasmModule;
  async function initWasm() {
      wasmModule = await loadWasm();
  }
  let allocatedVertexCount = 0;
  const updateQueue = new Array();
  let running = false;
  let loading = false;
  let positionsPtr;
  let rotationsPtr;
  let scalesPtr;
  let colorsPtr;
  let selectionPtr;
  let dataPtr;
  let worldPositionsPtr;
  let worldRotationsPtr;
  let worldScalesPtr;
  const pack = async (splat) => {
      while (loading) {
          await new Promise((resolve) => setTimeout(resolve, 0));
      }
      if (!wasmModule) {
          loading = true;
          await initWasm();
          loading = false;
      }
      const targetAllocatedVertexCount = Math.pow(2, Math.ceil(Math.log2(splat.vertexCount)));
      if (targetAllocatedVertexCount > allocatedVertexCount) {
          if (allocatedVertexCount > 0) {
              wasmModule._free(positionsPtr);
              wasmModule._free(rotationsPtr);
              wasmModule._free(scalesPtr);
              wasmModule._free(colorsPtr);
              wasmModule._free(selectionPtr);
              wasmModule._free(dataPtr);
              wasmModule._free(worldPositionsPtr);
              wasmModule._free(worldRotationsPtr);
              wasmModule._free(worldScalesPtr);
          }
          allocatedVertexCount = targetAllocatedVertexCount;
          positionsPtr = wasmModule._malloc(3 * allocatedVertexCount * 4);
          rotationsPtr = wasmModule._malloc(4 * allocatedVertexCount * 4);
          scalesPtr = wasmModule._malloc(3 * allocatedVertexCount * 4);
          colorsPtr = wasmModule._malloc(4 * allocatedVertexCount);
          selectionPtr = wasmModule._malloc(allocatedVertexCount);
          dataPtr = wasmModule._malloc(8 * allocatedVertexCount * 4);
          worldPositionsPtr = wasmModule._malloc(3 * allocatedVertexCount * 4);
          worldRotationsPtr = wasmModule._malloc(4 * allocatedVertexCount * 4);
          worldScalesPtr = wasmModule._malloc(3 * allocatedVertexCount * 4);
      }
      wasmModule.HEAPF32.set(splat.positions, positionsPtr / 4);
      wasmModule.HEAPF32.set(splat.rotations, rotationsPtr / 4);
      wasmModule.HEAPF32.set(splat.scales, scalesPtr / 4);
      wasmModule.HEAPU8.set(splat.colors, colorsPtr);
      wasmModule.HEAPU8.set(splat.selection, selectionPtr);
      wasmModule._pack(splat.selected, splat.vertexCount, positionsPtr, rotationsPtr, scalesPtr, colorsPtr, selectionPtr, dataPtr, worldPositionsPtr, worldRotationsPtr, worldScalesPtr);
      const outData = new Uint32Array(wasmModule.HEAPU32.buffer, dataPtr, splat.vertexCount * 8);
      const detachedData = new Uint32Array(outData.slice().buffer);
      const worldPositions = new Float32Array(wasmModule.HEAPF32.buffer, worldPositionsPtr, splat.vertexCount * 3);
      const detachedWorldPositions = new Float32Array(worldPositions.slice().buffer);
      const worldRotations = new Float32Array(wasmModule.HEAPF32.buffer, worldRotationsPtr, splat.vertexCount * 4);
      const detachedWorldRotations = new Float32Array(worldRotations.slice().buffer);
      const worldScales = new Float32Array(wasmModule.HEAPF32.buffer, worldScalesPtr, splat.vertexCount * 3);
      const detachedWorldScales = new Float32Array(worldScales.slice().buffer);
      const response = {
          data: detachedData,
          worldPositions: detachedWorldPositions,
          worldRotations: detachedWorldRotations,
          worldScales: detachedWorldScales,
          offset: splat.offset,
          vertexCount: splat.vertexCount,
          positions: splat.positions.buffer,
          rotations: splat.rotations.buffer,
          scales: splat.scales.buffer,
          colors: splat.colors.buffer,
          selection: splat.selection.buffer,
      };
      self.postMessage({ response: response }, [
          response.data.buffer,
          response.worldPositions.buffer,
          response.worldRotations.buffer,
          response.worldScales.buffer,
          response.positions,
          response.rotations,
          response.scales,
          response.colors,
          response.selection,
      ]);
      running = false;
  };
  const packThrottled = () => {
      if (updateQueue.length === 0)
          return;
      if (!running) {
          running = true;
          const splat = updateQueue.shift();
          pack(splat);
          setTimeout(() => {
              running = false;
              packThrottled();
          }, 0);
      }
  };
  self.onmessage = (e) => {
      if (e.data.splat) {
          const splat = e.data.splat;
          for (const [index, existing] of updateQueue.entries()) {
              if (existing.offset === splat.offset) {
                  updateQueue[index] = splat;
                  return;
              }
          }
          updateQueue.push(splat);
          packThrottled();
      }
  };

})();

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Build with -sASSERTIONS for more info.";var F=new WebAssembly.RuntimeError(t);throw U(F),F}var 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c[d>>2]=Q/F,n(l,d+4,Q+F),null!==t&&t.push(Rt,d),d},argPackAdvance:z,readValueFromPointer:P,destructorFunction(t){Rt(t)}})},i:(t,F)=>{w(t,{isVoid:!0,name:F=x(F),argPackAdvance:0,fromWireType:()=>{},toWireType:(t,F)=>{}})},k:t=>{var F,U,l=i.length,n=2147483648;if((t>>>=0)>n)return!1;for(var Q=1;Q<=4;Q*=2){var e=l*(1+.2/Q);e=Math.min(e,t+100663296);var d=Math.min(n,(F=Math.max(t,e),U=65536,Math.ceil(F/U)*U));if(At(d))return!0}return!1}},Vt=await async function(){function t(t,F){return Vt=t.exports,B=Vt.l,m(),function(t){if(b--,n.monitorRunDependencies?.(b),0==b&&J){var F=J;J=null,F()}}(),Vt}b++,n.monitorRunDependencies?.(b);var F={a:it};if(n.instantiateWasm)return new Promise(((U,l)=>{n.instantiateWasm(F,((F,l)=>{t(F),U(F.exports)}))}));try{var l=function(F){return t(F.instance)}(await G(0,C,F));return l}catch(t){return U(t),Promise.reject(t)}}();Vt.m,n._pack=Vt.n;var Zt=n._malloc=Vt.o,Rt=n._free=Vt.p;if(n.preInit)for("function"==typeof n.preInit&&(n.preInit=[n.preInit]);n.preInit.length>0;)n.preInit.pop()();return function t(){function U(){n.calledRun=!0,I||(Vt.m(),F(n),n.onRuntimeInitialized?.(),function(){if(n.postRun)for("function"==typeof n.postRun&&(n.postRun=[n.postRun]);n.postRun.length;)p(n.postRun.shift());X(E)}())}b>0?J=t:(function(){if(n.preRun)for("function"==typeof n.preRun&&(n.preRun=[n.preRun]);n.preRun.length;)S(n.preRun.shift());X(y)}(),b>0?J=t:n.setStatus?(n.setStatus("Running..."),setTimeout((()=>{setTimeout((()=>n.setStatus("")),1),U()}),1)):U())}(),Q};class E{constructor(t){this.dataChanged=!1,this.transformsChanged=!1,this.colorTransformsChanged=!1,this._updating=new Set,this._dirty=new Set;let F=0,U=0;this._splatIndices=new Map,this._offsets=new Map;const n=new Map;for(const l of t.objects)l instanceof Z&&(this._splatIndices.set(l,U),this._offsets.set(l,F),n.set(F,l),F+=l.data.vertexCount,U++);this._vertexCount=F,this._width=2048,this._height=Math.ceil(2*this.vertexCount/this.width),this._data=new Uint32Array(this.width*this.height*4),this._transformsWidth=5,this._transformsHeight=n.size,this._transforms=new Float32Array(this._transformsWidth*this._transformsHeight*4),this._transformIndicesWidth=1024,this._transformIndicesHeight=Math.ceil(this.vertexCount/this._transformIndicesWidth),this._transformIndices=new Uint32Array(this._transformIndicesWidth*this._transformIndicesHeight),this._colorTransformsWidth=4,this._colorTransformsHeight=64,this._colorTransforms=new Float32Array(this._colorTransformsWidth*this._colorTransformsHeight*4),this._colorTransforms.fill(0),this._colorTransforms[0]=1,this._colorTransforms[5]=1,this._colorTransforms[10]=1,this._colorTransforms[15]=1,this._colorTransformIndicesWidth=1024,this._colorTransformIndicesHeight=Math.ceil(this.vertexCount/this._colorTransformIndicesWidth),this._colorTransformIndices=new Uint32Array(this._colorTransformIndicesWidth*this._colorTransformIndicesHeight),this.colorTransformIndices.fill(0),this._positions=new Float32Array(3*this.vertexCount),this._rotations=new Float32Array(4*this.vertexCount),this._scales=new Float32Array(3*this.vertexCount),this._worker=new G;const Q=t=>{const F=this._splatIndices.get(t);this._transforms.set(t.transform.buffer,20*F),this._transforms[20*F+16]=t.selected?1:0,t.positionChanged=!1,t.rotationChanged=!1,t.scaleChanged=!1,t.selectedChanged=!1,this.transformsChanged=!0},e=()=>{let t=!1;for(const F of this._splatIndices.keys())if(F.colorTransformChanged){t=!0;break}if(!t)return;const F=[new l];this._colorTransformIndices.fill(0);let U=1;for(const t of this._splatIndices.keys()){const l=this._offsets.get(t);for(const l of t.colorTransforms)F.includes(l)||(F.push(l),U++);for(const F of t.colorTransformsMap.keys()){const n=t.colorTransformsMap.get(F);this._colorTransformIndices[F+l]=n+U-1}t.colorTransformChanged=!1}for(let t=0;t{if(t.data.response){const F=t.data.response,U=n.get(F.offset);Q(U),e();const l=this._splatIndices.get(U);for(let t=0;t{if(!d)return void async function(){for(;!d;)await new Promise((t=>setTimeout(t,0)))}().then((()=>{A(t)}));Q(t);const F=d._malloc(3*t.data.vertexCount*4),U=d._malloc(4*t.data.vertexCount*4),l=d._malloc(3*t.data.vertexCount*4),n=d._malloc(4*t.data.vertexCount),e=d._malloc(t.data.vertexCount),B=d._malloc(8*t.data.vertexCount*4),a=d._malloc(3*t.data.vertexCount*4),i=d._malloc(4*t.data.vertexCount*4),V=d._malloc(3*t.data.vertexCount*4);d.HEAPF32.set(t.data.positions,F/4),d.HEAPF32.set(t.data.rotations,U/4),d.HEAPF32.set(t.data.scales,l/4),d.HEAPU8.set(t.data.colors,n),d.HEAPU8.set(t.data.selection,e),d._pack(t.selected,t.data.vertexCount,F,U,l,n,e,B,a,i,V);const Z=new Uint32Array(d.HEAPU32.buffer,B,8*t.data.vertexCount),R=new Float32Array(d.HEAPF32.buffer,a,3*t.data.vertexCount),c=new Float32Array(d.HEAPF32.buffer,i,4*t.data.vertexCount),s=new Float32Array(d.HEAPF32.buffer,V,3*t.data.vertexCount),o=this._splatIndices.get(t),r=this._offsets.get(t);for(let F=0;F{if((t.positionChanged||t.rotationChanged||t.scaleChanged||t.selectedChanged)&&Q(t),t.colorTransformChanged&&e(),!t.data.changed||t.data.detached)return;const F={position:new Float32Array(t.position.flat()),rotation:new Float32Array(t.rotation.flat()),scale:new Float32Array(t.scale.flat()),selected:t.selected,vertexCount:t.data.vertexCount,positions:t.data.positions,rotations:t.data.rotations,scales:t.data.scales,colors:t.data.colors,selection:t.data.selection,offset:this._offsets.get(t)};this._worker.postMessage({splat:F},[F.position.buffer,F.rotation.buffer,F.scale.buffer,F.positions.buffer,F.rotations.buffer,F.scales.buffer,F.colors.buffer,F.selection.buffer]),this._updating.add(t),t.data.detached=!0};this.getSplat=t=>{let F=null;for(const[U,l]of this._offsets){if(!(t>=l))break;F=U}return F},this.getLocalIndex=(t,F)=>F-this._offsets.get(t),this.markDirty=t=>{this._dirty.add(t)},this.rebuild=()=>{for(const t of this._dirty)B(t);this._dirty.clear()},this.dispose=()=>{this._worker.terminate()};for(const t of this._splatIndices.keys())A(t);e()}get offsets(){return this._offsets}get data(){return this._data}get width(){return this._width}get height(){return this._height}get transforms(){return this._transforms}get transformsWidth(){return this._transformsWidth}get transformsHeight(){return this._transformsHeight}get transformIndices(){return this._transformIndices}get transformIndicesWidth(){return this._transformIndicesWidth}get transformIndicesHeight(){return this._transformIndicesHeight}get colorTransforms(){return this._colorTransforms}get colorTransformsWidth(){return this._colorTransformsWidth}get colorTransformsHeight(){return this._colorTransformsHeight}get colorTransformIndices(){return this._colorTransformIndices}get colorTransformIndicesWidth(){return this._colorTransformIndicesWidth}get colorTransformIndicesHeight(){return this._colorTransformIndicesHeight}get positions(){return this._positions}get rotations(){return this._rotations}get scales(){return this._scales}get vertexCount(){return this._vertexCount}get needsRebuild(){return this._dirty.size>0}get updating(){return this._updating.size>0}}class p{constructor(t=0,F=0,U=0,l=255){this.r=t,this.g=F,this.b=U,this.a=l}flat(){return[this.r,this.g,this.b,this.a]}flatNorm(){return[this.r/255,this.g/255,this.b/255,this.a/255]}toHexString(){return"#"+this.flat().map((t=>t.toString(16).padStart(2,"0"))).join("")}toString(){return`[${this.flat().join(", ")}]`}}class y extends N{constructor(t,F){super(t,F),this._outlineThickness=10,this._outlineColor=new p(255,165,0,255),this._renderData=null,this._depthIndex=new Uint32Array,this._splatTexture=null,this._worker=null;const U=t.canvas,l=t.gl;let n,Q,e,d,A,B,a,i,V,R,c,s,o,r,h,W,I,m,b;this._resize=()=>{this._camera&&(this._camera.data.setSize(U.width,U.height),this._camera.update(),n=l.getUniformLocation(this.program,"projection"),l.uniformMatrix4fv(n,!1,this._camera.data.projectionMatrix.buffer),Q=l.getUniformLocation(this.program,"viewport"),l.uniform2fv(Q,new Float32Array([U.width,U.height])))};const J=()=>{this._worker=new C,this._worker.onmessage=t=>{if(t.data.depthIndex){const{depthIndex:F}=t.data;this._depthIndex=F,l.bindBuffer(l.ARRAY_BUFFER,b),l.bufferData(l.ARRAY_BUFFER,F,l.STATIC_DRAW)}}};this._initialize=()=>{if(this._scene&&this._camera){this._resize(),this._scene.addEventListener("objectAdded",g),this._scene.addEventListener("objectRemoved",N);for(const t of this._scene.objects)t instanceof Z&&t.addEventListener("objectChanged",G);this._renderData=new E(this._scene),e=l.getUniformLocation(this.program,"focal"),l.uniform2fv(e,new Float32Array([this._camera.data.fx,this._camera.data.fy])),d=l.getUniformLocation(this.program,"view"),l.uniformMatrix4fv(d,!1,this._camera.data.viewMatrix.buffer),R=l.getUniformLocation(this.program,"outlineThickness"),l.uniform1f(R,this.outlineThickness),c=l.getUniformLocation(this.program,"outlineColor"),l.uniform4fv(c,new Float32Array(this.outlineColor.flatNorm())),this._splatTexture=l.createTexture(),A=l.getUniformLocation(this.program,"u_texture"),l.uniform1i(A,0),r=l.createTexture(),B=l.getUniformLocation(this.program,"u_transforms"),l.uniform1i(B,1),h=l.createTexture(),a=l.getUniformLocation(this.program,"u_transformIndices"),l.uniform1i(a,2),W=l.createTexture(),i=l.getUniformLocation(this.program,"u_colorTransforms"),l.uniform1i(i,3),I=l.createTexture(),V=l.getUniformLocation(this.program,"u_colorTransformIndices"),l.uniform1i(V,4),m=l.createBuffer(),l.bindBuffer(l.ARRAY_BUFFER,m),l.bufferData(l.ARRAY_BUFFER,new Float32Array([-2,-2,2,-2,2,2,-2,2]),l.STATIC_DRAW),s=l.getAttribLocation(this.program,"position"),l.enableVertexAttribArray(s),l.vertexAttribPointer(s,2,l.FLOAT,!1,0,0),b=l.createBuffer(),o=l.getAttribLocation(this.program,"index"),l.enableVertexAttribArray(o),l.bindBuffer(l.ARRAY_BUFFER,b),J()}else console.error("Cannot render without scene and camera")};const g=t=>{const F=t;F.object instanceof Z&&F.object.addEventListener("objectChanged",G),X()},N=t=>{const F=t;F.object instanceof Z&&F.object.removeEventListener("objectChanged",G),X()},G=t=>{const F=t;F.object instanceof Z&&this._renderData&&this._renderData.markDirty(F.object)},X=()=>{var t,F;null===(t=this._renderData)||void 0===t||t.dispose(),this._renderData=new E(this._scene),null===(F=this._worker)||void 0===F||F.terminate(),J()};this._render=()=>{var t,F;if(this._scene&&this._camera&&this.renderData){if(this.renderData.needsRebuild&&this.renderData.rebuild(),this.renderData.dataChanged||this.renderData.transformsChanged||this.renderData.colorTransformsChanged){this.renderData.dataChanged&&(l.activeTexture(l.TEXTURE0),l.bindTexture(l.TEXTURE_2D,this.splatTexture),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_S,l.CLAMP_TO_EDGE),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_T,l.CLAMP_TO_EDGE),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MIN_FILTER,l.NEAREST),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MAG_FILTER,l.NEAREST),l.texImage2D(l.TEXTURE_2D,0,l.RGBA32UI,this.renderData.width,this.renderData.height,0,l.RGBA_INTEGER,l.UNSIGNED_INT,this.renderData.data)),this.renderData.transformsChanged&&(l.activeTexture(l.TEXTURE1),l.bindTexture(l.TEXTURE_2D,r),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_S,l.CLAMP_TO_EDGE),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_T,l.CLAMP_TO_EDGE),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MIN_FILTER,l.NEAREST),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MAG_FILTER,l.NEAREST),l.texImage2D(l.TEXTURE_2D,0,l.RGBA32F,this.renderData.transformsWidth,this.renderData.transformsHeight,0,l.RGBA,l.FLOAT,this.renderData.transforms),l.activeTexture(l.TEXTURE2),l.bindTexture(l.TEXTURE_2D,h),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_S,l.CLAMP_TO_EDGE),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_T,l.CLAMP_TO_EDGE),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MIN_FILTER,l.NEAREST),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MAG_FILTER,l.NEAREST),l.texImage2D(l.TEXTURE_2D,0,l.R32UI,this.renderData.transformIndicesWidth,this.renderData.transformIndicesHeight,0,l.RED_INTEGER,l.UNSIGNED_INT,this.renderData.transformIndices)),this.renderData.colorTransformsChanged&&(l.activeTexture(l.TEXTURE3),l.bindTexture(l.TEXTURE_2D,W),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_S,l.CLAMP_TO_EDGE),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_T,l.CLAMP_TO_EDGE),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MIN_FILTER,l.NEAREST),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MAG_FILTER,l.NEAREST),l.texImage2D(l.TEXTURE_2D,0,l.RGBA32F,this.renderData.colorTransformsWidth,this.renderData.colorTransformsHeight,0,l.RGBA,l.FLOAT,this.renderData.colorTransforms),l.activeTexture(l.TEXTURE4),l.bindTexture(l.TEXTURE_2D,I),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_S,l.CLAMP_TO_EDGE),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_WRAP_T,l.CLAMP_TO_EDGE),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MIN_FILTER,l.NEAREST),l.texParameteri(l.TEXTURE_2D,l.TEXTURE_MAG_FILTER,l.NEAREST),l.texImage2D(l.TEXTURE_2D,0,l.R32UI,this.renderData.colorTransformIndicesWidth,this.renderData.colorTransformIndicesHeight,0,l.RED_INTEGER,l.UNSIGNED_INT,this.renderData.colorTransformIndices));const F=new Float32Array(this.renderData.positions.slice().buffer),U=new Float32Array(this.renderData.transforms.slice().buffer),n=new Uint32Array(this.renderData.transformIndices.slice().buffer);null===(t=this._worker)||void 0===t||t.postMessage({sortData:{positions:F,transforms:U,transformIndices:n,vertexCount:this.renderData.vertexCount}},[F.buffer,U.buffer,n.buffer]),this.renderData.dataChanged=!1,this.renderData.transformsChanged=!1,this.renderData.colorTransformsChanged=!1}this._camera.update(),null===(F=this._worker)||void 0===F||F.postMessage({viewProj:this._camera.data.viewProj.buffer}),l.viewport(0,0,U.width,U.height),l.clearColor(0,0,0,0),l.clear(l.COLOR_BUFFER_BIT),l.disable(l.DEPTH_TEST),l.enable(l.BLEND),l.blendFuncSeparate(l.ONE_MINUS_DST_ALPHA,l.ONE,l.ONE_MINUS_DST_ALPHA,l.ONE),l.blendEquationSeparate(l.FUNC_ADD,l.FUNC_ADD),l.uniformMatrix4fv(n,!1,this._camera.data.projectionMatrix.buffer),l.uniformMatrix4fv(d,!1,this._camera.data.viewMatrix.buffer),l.bindBuffer(l.ARRAY_BUFFER,m),l.vertexAttribPointer(s,2,l.FLOAT,!1,0,0),l.bindBuffer(l.ARRAY_BUFFER,b),l.bufferData(l.ARRAY_BUFFER,this.depthIndex,l.STATIC_DRAW),l.vertexAttribIPointer(o,1,l.INT,0,0),l.vertexAttribDivisor(o,1),l.drawArraysInstanced(l.TRIANGLE_FAN,0,4,this.depthIndex.length)}else console.error("Cannot render without scene and camera")},this._dispose=()=>{var t;if(this._scene&&this._camera&&this.renderData){this._scene.removeEventListener("objectAdded",g),this._scene.removeEventListener("objectRemoved",N);for(const t of this._scene.objects)t instanceof Z&&t.removeEventListener("objectChanged",G);null===(t=this._worker)||void 0===t||t.terminate(),this.renderData.dispose(),l.deleteTexture(this.splatTexture),l.deleteTexture(r),l.deleteTexture(h),l.deleteBuffer(b),l.deleteBuffer(m)}else console.error("Cannot dispose without scene and camera")},this._setOutlineThickness=t=>{this._outlineThickness=t,this._initialized&&l.uniform1f(R,t)},this._setOutlineColor=t=>{this._outlineColor=t,this._initialized&&l.uniform4fv(c,new Float32Array(t.flatNorm()))}}get renderData(){return this._renderData}get depthIndex(){return this._depthIndex}get splatTexture(){return this._splatTexture}get outlineThickness(){return this._outlineThickness}set outlineThickness(t){this._setOutlineThickness(t)}get outlineColor(){return this._outlineColor}set outlineColor(t){this._setOutlineColor(t)}get worker(){return this._worker}_getVertexSource(){return"#version 300 es\nprecision highp float;\nprecision highp int;\n\nuniform highp usampler2D u_texture;\nuniform highp sampler2D u_transforms;\nuniform highp usampler2D u_transformIndices;\nuniform highp sampler2D u_colorTransforms;\nuniform highp usampler2D u_colorTransformIndices;\nuniform mat4 projection, view;\nuniform vec2 focal;\nuniform vec2 viewport;\n\nuniform bool useDepthFade;\nuniform float depthFade;\n\nin vec2 position;\nin int index;\n\nout vec4 vColor;\nout vec2 vPosition;\nout float vSize;\nout float vSelected;\n\nvoid main () {\n uvec4 cen = texelFetch(u_texture, ivec2((uint(index) & 0x3ffu) << 1, uint(index) >> 10), 0);\n float selected = float((cen.w >> 24) & 0xffu);\n\n uint transformIndex = texelFetch(u_transformIndices, ivec2(uint(index) & 0x3ffu, uint(index) >> 10), 0).x;\n mat4 transform = mat4(\n texelFetch(u_transforms, ivec2(0, transformIndex), 0),\n texelFetch(u_transforms, ivec2(1, transformIndex), 0),\n texelFetch(u_transforms, ivec2(2, transformIndex), 0),\n texelFetch(u_transforms, ivec2(3, transformIndex), 0)\n );\n\n if (selected < 0.5) {\n selected = texelFetch(u_transforms, ivec2(4, transformIndex), 0).x;\n }\n\n mat4 viewTransform = view * transform;\n\n vec4 cam = viewTransform * vec4(uintBitsToFloat(cen.xyz), 1);\n vec4 pos2d = projection * cam;\n\n float clip = 1.2 * pos2d.w;\n if (pos2d.z < -pos2d.w || pos2d.z > pos2d.w || pos2d.x < -clip || pos2d.x > clip || pos2d.y < -clip || pos2d.y > clip) {\n gl_Position = vec4(0.0, 0.0, 2.0, 1.0);\n return;\n }\n\n uvec4 cov = texelFetch(u_texture, ivec2(((uint(index) & 0x3ffu) << 1) | 1u, uint(index) >> 10), 0);\n vec2 u1 = unpackHalf2x16(cov.x), u2 = unpackHalf2x16(cov.y), u3 = unpackHalf2x16(cov.z);\n mat3 Vrk = mat3(u1.x, u1.y, u2.x, u1.y, u2.y, u3.x, u2.x, u3.x, u3.y);\n\n mat3 J = mat3(\n focal.x / cam.z, 0., -(focal.x * cam.x) / (cam.z * cam.z), \n 0., -focal.y / cam.z, (focal.y * cam.y) / (cam.z * cam.z), \n 0., 0., 0.\n );\n\n mat3 T = transpose(mat3(viewTransform)) * J;\n mat3 cov2d = transpose(T) * Vrk * T;\n\n //ref: https://github.com/graphdeco-inria/diff-gaussian-rasterization/blob/main/cuda_rasterizer/forward.cu#L110-L111\n cov2d[0][0] += 0.3;\n cov2d[1][1] += 0.3;\n\n float mid = (cov2d[0][0] + cov2d[1][1]) / 2.0;\n float radius = length(vec2((cov2d[0][0] - cov2d[1][1]) / 2.0, cov2d[0][1]));\n float lambda1 = mid + radius, lambda2 = mid - radius;\n\n if (lambda2 < 0.0) return;\n vec2 diagonalVector = normalize(vec2(cov2d[0][1], lambda1 - cov2d[0][0]));\n vec2 majorAxis = min(sqrt(2.0 * lambda1), 1024.0) * diagonalVector;\n vec2 minorAxis = min(sqrt(2.0 * lambda2), 1024.0) * vec2(diagonalVector.y, -diagonalVector.x);\n\n uint colorTransformIndex = texelFetch(u_colorTransformIndices, ivec2(uint(index) & 0x3ffu, uint(index) >> 10), 0).x;\n mat4 colorTransform = mat4(\n texelFetch(u_colorTransforms, ivec2(0, colorTransformIndex), 0),\n texelFetch(u_colorTransforms, ivec2(1, colorTransformIndex), 0),\n texelFetch(u_colorTransforms, ivec2(2, colorTransformIndex), 0),\n texelFetch(u_colorTransforms, ivec2(3, colorTransformIndex), 0)\n );\n\n vec4 color = vec4((cov.w) & 0xffu, (cov.w >> 8) & 0xffu, (cov.w >> 16) & 0xffu, (cov.w >> 24) & 0xffu) / 255.0;\n vColor = colorTransform * color;\n\n vPosition = position;\n vSize = length(majorAxis);\n vSelected = selected;\n\n float scalingFactor = 1.0;\n\n if (useDepthFade) {\n float depthNorm = (pos2d.z / pos2d.w + 1.0) / 2.0;\n float near = 0.1; float far = 100.0;\n float normalizedDepth = (2.0 * near) / (far + near - depthNorm * (far - near));\n float start = max(normalizedDepth - 0.1, 0.0);\n float end = min(normalizedDepth + 0.1, 1.0);\n scalingFactor = clamp((depthFade - start) / (end - start), 0.0, 1.0);\n }\n\n vec2 vCenter = vec2(pos2d) / pos2d.w;\n gl_Position = vec4(\n vCenter \n + position.x * majorAxis * scalingFactor / viewport\n + position.y * minorAxis * scalingFactor / viewport, 0.0, 1.0);\n}\n"}_getFragmentSource(){return"#version 300 es\nprecision highp float;\n\nuniform float outlineThickness;\nuniform vec4 outlineColor;\n\nin vec4 vColor;\nin vec2 vPosition;\nin float vSize;\nin float vSelected;\n\nout vec4 fragColor;\n\nvoid main () {\n float A = -dot(vPosition, vPosition);\n\n if (A < -4.0) discard;\n\n if (vSelected < 0.5) {\n float B = exp(A) * vColor.a;\n fragColor = vec4(B * vColor.rgb, B);\n return;\n }\n\n float outlineThreshold = -4.0 + (outlineThickness / vSize);\n\n if (A < outlineThreshold) {\n fragColor = outlineColor;\n } \n else {\n float B = exp(A) * vColor.a;\n fragColor = vec4(B * vColor.rgb, B);\n }\n}\n"}}class S{constructor(t=1){let F,U,l,n,Q=0,e=!1;this.initialize=t=>{if(!(t instanceof y))throw new Error("FadeInPass requires a RenderProgram");Q=t.started?1:0,e=!0,F=t,U=t.renderer.gl,l=U.getUniformLocation(F.program,"useDepthFade"),U.uniform1i(l,1),n=U.getUniformLocation(F.program,"depthFade"),U.uniform1f(n,Q)},this.render=()=>{var d;e&&!(null===(d=F.renderData)||void 0===d?void 0:d.updating)&&(U.useProgram(F.program),Q=Math.min(Q+.01*t,1),Q>=1&&(e=!1,U.uniform1i(l,0)),U.uniform1f(n,Q))}}dispose(){}}class k{constructor(t=null,F=null){this._backgroundColor=new p;const U=t||document.createElement("canvas");t||(U.style.display="block",U.style.boxSizing="border-box",U.style.width="100%",U.style.height="100%",U.style.margin="0",U.style.padding="0",document.body.appendChild(U)),U.style.background=this._backgroundColor.toHexString(),this._canvas=U,this._gl=U.getContext("webgl2",{antialias:!1});const l=F||[];F||l.push(new S),this._renderProgram=new y(this,l);const n=[this._renderProgram];this.resize=()=>{const t=U.clientWidth,F=U.clientHeight;U.width===t&&U.height===F||this.setSize(t,F)},this.setSize=(t,F)=>{U.width=t,U.height=F,this._gl.viewport(0,0,U.width,U.height);for(const t of n)t.resize()},this.render=(t,F)=>{for(const U of n)U.render(t,F)},this.dispose=()=>{for(const t of n)t.dispose()},this.addProgram=t=>{n.push(t)},this.removeProgram=t=>{const F=n.indexOf(t);if(F<0)throw new Error("Program not found");n.splice(F,1)},this.resize()}get canvas(){return this._canvas}get gl(){return this._gl}get renderProgram(){return this._renderProgram}get backgroundColor(){return this._backgroundColor}set backgroundColor(t){this._backgroundColor=t,this._canvas.style.background=t.toHexString()}}class u{constructor(U,l,n=.5,Q=.5,e=5,d=!0,B=new t,a,i,V){this.minAngle=-1/0,this.maxAngle=1/0,this.minAzimuth=-1/0,this.maxAzimuth=1/0,this.minZoom=.1,this.maxZoom=30,this.orbitSpeed=1,this.panSpeed=1,this.zoomSpeed=1,this.dampening=.12,this.setCameraTarget=()=>{};const Z=void 0!==a?a:n,R=void 0!==i?i:Q,c=void 0!==V?V:e;let s=B.clone(),o=s.clone(),r=Z,h=R,W=c,I=Z,m=R,b=c,J=!1,g=!1,C=0,N=0,G=0;const X={};this.setCameraTarget=F=>{const l=F.x-U.position.x,n=F.y-U.position.y,Q=F.z-U.position.z;W=Math.sqrt(l*l+n*n+Q*Q),h=Math.atan2(n,Math.sqrt(l*l+Q*Q)),r=-Math.atan2(l,Q),o=new t(F.x,F.y,F.z)};const E=()=>.1+.9*(W-this.minZoom)/(this.maxZoom-this.minZoom),p=t=>{X[t.code]=!0,"ArrowUp"===t.code&&(X.KeyW=!0),"ArrowDown"===t.code&&(X.KeyS=!0),"ArrowLeft"===t.code&&(X.KeyA=!0),"ArrowRight"===t.code&&(X.KeyD=!0)},y=t=>{X[t.code]=!1,"ArrowUp"===t.code&&(X.KeyW=!1),"ArrowDown"===t.code&&(X.KeyS=!1),"ArrowLeft"===t.code&&(X.KeyA=!1),"ArrowRight"===t.code&&(X.KeyD=!1)},S=t=>{f(t),J=!0,g=2===t.button,N=t.clientX,G=t.clientY,window.addEventListener("mouseup",k)},k=t=>{f(t),J=!1,g=!1,window.removeEventListener("mouseup",k)},u=F=>{if(f(F),!J||!U)return;const l=F.clientX-N,n=F.clientY-G;if(g){const F=E(),Q=-l*this.panSpeed*.01*F,e=-n*this.panSpeed*.01*F,d=A.RotationFromQuaternion(U.rotation).buffer,B=new t(d[0],d[3],d[6]),a=new t(d[1],d[4],d[7]);o=o.add(B.multiply(Q)),o=o.add(a.multiply(e))}else r-=l*this.orbitSpeed*.003,h+=n*this.orbitSpeed*.003,h=Math.min(Math.max(h,this.minAngle*Math.PI/180),this.maxAngle*Math.PI/180);N=F.clientX,G=F.clientY},Y=t=>{f(t);const F=E();W+=t.deltaY*this.zoomSpeed*.025*F,W=Math.min(Math.max(W,this.minZoom),this.maxZoom)},T=t=>{if(f(t),1===t.touches.length)J=!0,g=!1,N=t.touches[0].clientX,G=t.touches[0].clientY,C=0;else if(2===t.touches.length){J=!0,g=!0,N=(t.touches[0].clientX+t.touches[1].clientX)/2,G=(t.touches[0].clientY+t.touches[1].clientY)/2;const F=t.touches[0].clientX-t.touches[1].clientX,U=t.touches[0].clientY-t.touches[1].clientY;C=Math.sqrt(F*F+U*U)}},x=t=>{f(t),J=!1,g=!1},H=F=>{if(f(F),J&&U)if(g){const l=E(),n=F.touches[0].clientX-F.touches[1].clientX,Q=F.touches[0].clientY-F.touches[1].clientY,e=Math.sqrt(n*n+Q*Q);W+=(C-e)*this.zoomSpeed*.1*l,W=Math.min(Math.max(W,this.minZoom),this.maxZoom),C=e;const d=(F.touches[0].clientX+F.touches[1].clientX)/2,B=(F.touches[0].clientY+F.touches[1].clientY)/2,a=d-N,i=B-G,V=A.RotationFromQuaternion(U.rotation).buffer,Z=new t(V[0],V[3],V[6]),R=new t(V[1],V[4],V[7]);o=o.add(Z.multiply(-a*this.panSpeed*.025*l)),o=o.add(R.multiply(-i*this.panSpeed*.025*l)),N=d,G=B}else{const t=F.touches[0].clientX-N,U=F.touches[0].clientY-G;r-=t*this.orbitSpeed*.003,h+=U*this.orbitSpeed*.003,h=Math.min(Math.max(h,this.minAngle*Math.PI/180),this.maxAngle*Math.PI/180),N=F.touches[0].clientX,G=F.touches[0].clientY}},D=(t,F,U)=>(1-U)*t+U*F;this.update=()=>{I=D(I,r,this.dampening),m=D(m,h,this.dampening),b=D(b,W,this.dampening),s=s.lerp(o,this.dampening);const l=s.x+b*Math.sin(I)*Math.cos(m),n=s.y-b*Math.sin(m),Q=s.z-b*Math.cos(I)*Math.cos(m);U.position=new t(l,n,Q);const e=s.subtract(U.position).normalize(),d=Math.asin(-e.y),B=Math.atan2(e.x,e.z);U.rotation=F.FromEuler(new t(d,B,0));const a=.025,i=.01,V=A.RotationFromQuaternion(U.rotation).buffer,Z=new t(-V[2],-V[5],-V[8]),R=new t(V[0],V[3],V[6]);X.KeyS&&(o=o.add(Z.multiply(a))),X.KeyW&&(o=o.subtract(Z.multiply(a))),X.KeyA&&(o=o.subtract(R.multiply(a))),X.KeyD&&(o=o.add(R.multiply(a))),X.KeyE&&(r+=i),X.KeyQ&&(r-=i),r=Math.min(Math.max(r,this.minAzimuth*Math.PI/180),this.maxAzimuth*Math.PI/180),X.KeyR&&(h+=i),X.KeyF&&(h-=i),h=Math.min(Math.max(h,this.minAngle*Math.PI/180),this.maxAngle*Math.PI/180)};const f=t=>{t.preventDefault(),t.stopPropagation()};this.dispose=()=>{l.removeEventListener("dragenter",f),l.removeEventListener("dragover",f),l.removeEventListener("dragleave",f),l.removeEventListener("contextmenu",f),l.removeEventListener("mousedown",S),l.removeEventListener("mousemove",u),l.removeEventListener("wheel",Y),l.removeEventListener("touchstart",T),l.removeEventListener("touchend",x),l.removeEventListener("touchmove",H),d&&(window.removeEventListener("keydown",p),window.removeEventListener("keyup",y))},d&&(window.addEventListener("keydown",p),window.addEventListener("keyup",y)),l.addEventListener("dragenter",f),l.addEventListener("dragover",f),l.addEventListener("dragleave",f),l.addEventListener("contextmenu",f),l.addEventListener("mousedown",S),l.addEventListener("mousemove",u),l.addEventListener("wheel",Y),l.addEventListener("touchstart",T),l.addEventListener("touchend",x),l.addEventListener("touchmove",H),this.update()}}class Y{constructor(U,l){this.moveSpeed=1.5,this.lookSpeed=.7,this.dampening=.5;const n={};let Q=U.rotation.toEuler().x,e=U.rotation.toEuler().y,d=U.position,B=!1;const a=()=>{l.requestPointerLock()},i=()=>{B=document.pointerLockElement===l,B?l.addEventListener("mousemove",V):l.removeEventListener("mousemove",V)},V=t=>{const F=t.movementX,U=t.movementY;e+=F*this.lookSpeed*.001,Q-=U*this.lookSpeed*.001,Q=Math.max(-Math.PI/2,Math.min(Math.PI/2,Q))},Z=t=>{n[t.code]=!0,"ArrowUp"===t.code&&(n.KeyW=!0),"ArrowDown"===t.code&&(n.KeyS=!0),"ArrowLeft"===t.code&&(n.KeyA=!0),"ArrowRight"===t.code&&(n.KeyD=!0)},R=t=>{n[t.code]=!1,"ArrowUp"===t.code&&(n.KeyW=!1),"ArrowDown"===t.code&&(n.KeyS=!1),"ArrowLeft"===t.code&&(n.KeyA=!1),"ArrowRight"===t.code&&(n.KeyD=!1),"Escape"===t.code&&document.exitPointerLock()};this.update=()=>{const l=A.RotationFromQuaternion(U.rotation).buffer,B=new t(-l[2],-l[5],-l[8]),a=new t(l[0],l[3],l[6]);let i=new t(0,0,0);n.KeyS&&(i=i.add(B)),n.KeyW&&(i=i.subtract(B)),n.KeyA&&(i=i.subtract(a)),n.KeyD&&(i=i.add(a)),i=new t(i.x,0,i.z),i.magnitude()>0&&(i=i.normalize()),d=d.add(i.multiply(.01*this.moveSpeed)),U.position=U.position.add(d.subtract(U.position).multiply(this.dampening)),U.rotation=F.FromEuler(new t(Q,e,0))};const c=t=>{t.preventDefault(),t.stopPropagation()};this.dispose=()=>{l.removeEventListener("dragenter",c),l.removeEventListener("dragover",c),l.removeEventListener("dragleave",c),l.removeEventListener("contextmenu",c),l.removeEventListener("mousedown",a),document.removeEventListener("pointerlockchange",i),window.removeEventListener("keydown",Z),window.removeEventListener("keyup",R)},window.addEventListener("keydown",Z),window.addEventListener("keyup",R),l.addEventListener("dragenter",c),l.addEventListener("dragover",c),l.addEventListener("dragleave",c),l.addEventListener("contextmenu",c),l.addEventListener("mousedown",a),document.addEventListener("pointerlockchange",i),this.update()}}class T{constructor(t,F){this.normal=t,this.point=F}intersect(t,F){const U=this.normal.dot(F);if(Math.abs(U)<1e-4)return null;const l=this.normal.dot(this.point.subtract(t))/U;return l<0?null:t.add(F.multiply(l))}}class x{initialize(t){}render(){}dispose(){}}class H extends N{constructor(t,F=[]){super(t,F),this._renderData=null,this._depthIndex=new Uint32Array,this._splatTexture=null;const U=t.canvas,n=t.gl;let Q,e,d,A,B,a,i,V,Z,c,s;this._resize=()=>{this._camera&&(this._camera.data.setSize(U.width,U.height),this._camera.update(),e=n.getUniformLocation(this.program,"projection"),n.uniformMatrix4fv(e,!1,this._camera.data.projectionMatrix.buffer),d=n.getUniformLocation(this.program,"viewport"),n.uniform2fv(d,new Float32Array([U.width,U.height])))};const o=()=>{null!==t.renderProgram.worker?(Q=t.renderProgram.worker,Q.onmessage=t=>{if(t.data.depthIndex){const{depthIndex:F}=t.data;this._depthIndex=F,n.bindBuffer(n.ARRAY_BUFFER,s),n.bufferData(n.ARRAY_BUFFER,F,n.STATIC_DRAW)}}):console.error("Render program is not initialized. Cannot render without worker")};this._initialize=()=>{if(!this._scene||!this._camera)return void console.error("Cannot render without scene and camera");this._resize(),this._scene.addEventListener("objectAdded",r),this._scene.addEventListener("objectRemoved",h);for(const t of this._scene.objects)t instanceof R&&(null===this._renderData?(this._renderData=t.data,t.addEventListener("objectChanged",W)):console.warn("Multiple Splatv objects are not currently supported"));if(null===this._renderData)return void console.error("Cannot render without Splatv object");A=n.getUniformLocation(this.program,"focal"),n.uniform2fv(A,new Float32Array([this._camera.data.fx,this._camera.data.fy])),B=n.getUniformLocation(this.program,"view"),n.uniformMatrix4fv(B,!1,this._camera.data.viewMatrix.buffer),this._splatTexture=n.createTexture(),a=n.getUniformLocation(this.program,"u_texture"),n.uniform1i(a,0),i=n.getUniformLocation(this.program,"time"),n.uniform1f(i,Math.sin(Date.now()/1e3)/2+.5),c=n.createBuffer(),n.bindBuffer(n.ARRAY_BUFFER,c),n.bufferData(n.ARRAY_BUFFER,new Float32Array([-2,-2,2,-2,2,2,-2,2]),n.STATIC_DRAW),V=n.getAttribLocation(this.program,"position"),n.enableVertexAttribArray(V),n.vertexAttribPointer(V,2,n.FLOAT,!1,0,0),s=n.createBuffer(),Z=n.getAttribLocation(this.program,"index"),n.enableVertexAttribArray(Z),n.bindBuffer(n.ARRAY_BUFFER,s),o(),n.activeTexture(n.TEXTURE0),n.bindTexture(n.TEXTURE_2D,this._splatTexture),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_WRAP_S,n.CLAMP_TO_EDGE),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_WRAP_T,n.CLAMP_TO_EDGE),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_MIN_FILTER,n.NEAREST),n.texParameteri(n.TEXTURE_2D,n.TEXTURE_MAG_FILTER,n.NEAREST),n.texImage2D(n.TEXTURE_2D,0,n.RGBA32UI,this._renderData.width,this._renderData.height,0,n.RGBA_INTEGER,n.UNSIGNED_INT,this._renderData.data);const t=this._renderData.positions,F=new Float32Array((new l).buffer),U=new Uint32Array(this._renderData.vertexCount);U.fill(0),Q.postMessage({sortData:{positions:t,transforms:F,transformIndices:U,vertexCount:this._renderData.vertexCount}},[t.buffer,F.buffer,U.buffer])};const r=t=>{const F=t;F.object instanceof R&&(null===this._renderData?(this._renderData=F.object.data,F.object.addEventListener("objectChanged",W)):console.warn("Splatv not supported by default RenderProgram. Use VideoRenderProgram instead.")),this.dispose()},h=t=>{const F=t;F.object instanceof R&&this._renderData===F.object.data&&(this._renderData=null,F.object.removeEventListener("objectChanged",W)),this.dispose()},W=t=>{const F=t;F.object instanceof R&&this._renderData===F.object.data&&this.dispose()};this._render=()=>{this._scene&&this._camera?this._renderData?(this._camera.update(),Q.postMessage({viewProj:this._camera.data.viewProj.buffer}),n.viewport(0,0,U.width,U.height),n.clearColor(0,0,0,0),n.clear(n.COLOR_BUFFER_BIT),n.disable(n.DEPTH_TEST),n.enable(n.BLEND),n.blendFuncSeparate(n.ONE_MINUS_DST_ALPHA,n.ONE,n.ONE_MINUS_DST_ALPHA,n.ONE),n.blendEquationSeparate(n.FUNC_ADD,n.FUNC_ADD),n.uniformMatrix4fv(e,!1,this._camera.data.projectionMatrix.buffer),n.uniformMatrix4fv(B,!1,this._camera.data.viewMatrix.buffer),n.uniform1f(i,Math.sin(Date.now()/1e3)/2+.5),n.bindBuffer(n.ARRAY_BUFFER,c),n.vertexAttribPointer(V,2,n.FLOAT,!1,0,0),n.bindBuffer(n.ARRAY_BUFFER,s),n.bufferData(n.ARRAY_BUFFER,this._depthIndex,n.STATIC_DRAW),n.vertexAttribIPointer(Z,1,n.INT,0,0),n.vertexAttribDivisor(Z,1),n.drawArraysInstanced(n.TRIANGLE_FAN,0,4,this._renderData.vertexCount)):console.warn("Cannot render without Splatv object"):console.error("Cannot render without scene and camera")},this._dispose=()=>{if(this._scene&&this._camera){this._scene.removeEventListener("objectAdded",r),this._scene.removeEventListener("objectRemoved",h);for(const t of this._scene.objects)t instanceof R&&this._renderData===t.data&&(this._renderData=null,t.removeEventListener("objectChanged",W));null==Q||Q.terminate(),n.deleteTexture(this._splatTexture),n.deleteBuffer(s),n.deleteBuffer(c)}else console.error("Cannot dispose without scene and camera")}}get renderData(){return this._renderData}_getVertexSource(){return"#version 300 es\nprecision highp float;\nprecision highp int;\n \nuniform highp usampler2D u_texture;\nuniform mat4 projection, view;\nuniform vec2 focal;\nuniform vec2 viewport;\nuniform float time;\n \nin vec2 position;\nin int index;\n \nout vec4 vColor;\nout vec2 vPosition;\n \nvoid main () {\n gl_Position = vec4(0.0, 0.0, 2.0, 1.0);\n\n uvec4 motion1 = texelFetch(u_texture, ivec2(((uint(index) & 0x3ffu) << 2) | 3u, uint(index) >> 10), 0);\n vec2 trbf = unpackHalf2x16(motion1.w);\n float dt = time - trbf.x;\n\n float topacity = exp(-1.0 * pow(dt / trbf.y, 2.0));\n if(topacity < 0.02) return;\n\n uvec4 motion0 = texelFetch(u_texture, ivec2(((uint(index) & 0x3ffu) << 2) | 2u, uint(index) >> 10), 0);\n uvec4 static0 = texelFetch(u_texture, ivec2(((uint(index) & 0x3ffu) << 2), uint(index) >> 10), 0);\n\n vec2 m0 = unpackHalf2x16(motion0.x), m1 = unpackHalf2x16(motion0.y), m2 = unpackHalf2x16(motion0.z), \n m3 = unpackHalf2x16(motion0.w), m4 = unpackHalf2x16(motion1.x); \n \n vec4 trot = vec4(unpackHalf2x16(motion1.y).xy, unpackHalf2x16(motion1.z).xy) * dt;\n vec3 tpos = (vec3(m0.xy, m1.x) * dt + vec3(m1.y, m2.xy) * dt*dt + vec3(m3.xy, m4.x) * dt*dt*dt);\n \n vec4 cam = view * vec4(uintBitsToFloat(static0.xyz) + tpos, 1);\n vec4 pos = projection * cam;\n \n float clip = 1.2 * pos.w;\n if (pos.z < -clip || pos.x < -clip || pos.x > clip || pos.y < -clip || pos.y > clip) return;\n uvec4 static1 = texelFetch(u_texture, ivec2(((uint(index) & 0x3ffu) << 2) | 1u, uint(index) >> 10), 0);\n\n vec4 rot = vec4(unpackHalf2x16(static0.w).xy, unpackHalf2x16(static1.x).xy) + trot;\n vec3 scale = vec3(unpackHalf2x16(static1.y).xy, unpackHalf2x16(static1.z).x);\n rot /= sqrt(dot(rot, rot));\n \n mat3 S = mat3(scale.x, 0.0, 0.0, 0.0, scale.y, 0.0, 0.0, 0.0, scale.z);\n mat3 R = mat3(\n 1.0 - 2.0 * (rot.z * rot.z + rot.w * rot.w), 2.0 * (rot.y * rot.z - rot.x * rot.w), 2.0 * (rot.y * rot.w + rot.x * rot.z),\n 2.0 * (rot.y * rot.z + rot.x * rot.w), 1.0 - 2.0 * (rot.y * rot.y + rot.w * rot.w), 2.0 * (rot.z * rot.w - rot.x * rot.y),\n 2.0 * (rot.y * rot.w - rot.x * rot.z), 2.0 * (rot.z * rot.w + rot.x * rot.y), 1.0 - 2.0 * (rot.y * rot.y + rot.z * rot.z));\n mat3 M = S * R;\n mat3 Vrk = 4.0 * transpose(M) * M;\n mat3 J = mat3(\n focal.x / cam.z, 0., -(focal.x * cam.x) / (cam.z * cam.z), \n 0., -focal.y / cam.z, (focal.y * cam.y) / (cam.z * cam.z), \n 0., 0., 0.\n );\n \n mat3 T = transpose(mat3(view)) * J;\n mat3 cov2d = transpose(T) * Vrk * T;\n \n float mid = (cov2d[0][0] + cov2d[1][1]) / 2.0;\n float radius = length(vec2((cov2d[0][0] - cov2d[1][1]) / 2.0, cov2d[0][1]));\n float lambda1 = mid + radius, lambda2 = mid - radius;\n \n if(lambda2 < 0.0) return;\n vec2 diagonalVector = normalize(vec2(cov2d[0][1], lambda1 - cov2d[0][0]));\n vec2 majorAxis = min(sqrt(2.0 * lambda1), 1024.0) * diagonalVector;\n vec2 minorAxis = min(sqrt(2.0 * lambda2), 1024.0) * vec2(diagonalVector.y, -diagonalVector.x);\n \n uint rgba = static1.w;\n vColor = \n clamp(pos.z/pos.w+1.0, 0.0, 1.0) * \n vec4(1.0, 1.0, 1.0, topacity) *\n vec4(\n (rgba) & 0xffu, \n (rgba >> 8) & 0xffu, \n (rgba >> 16) & 0xffu, \n (rgba >> 24) & 0xffu) / 255.0;\n\n vec2 vCenter = vec2(pos) / pos.w;\n gl_Position = vec4(\n vCenter \n + position.x * majorAxis / viewport \n + position.y * minorAxis / viewport, 0.0, 1.0);\n\n vPosition = position;\n}\n"}_getFragmentSource(){return"#version 300 es\nprecision highp float;\n \nin vec4 vColor;\nin vec2 vPosition;\n\nout vec4 fragColor;\n\nvoid main () {\n float A = -dot(vPosition, vPosition);\n if (A < -4.0) discard;\n float B = exp(A) * vColor.a;\n fragColor = vec4(B * vColor.rgb, B);\n}\n"}}class D{constructor(t,F,U){this.bounds=t,this.boxes=F,this.left=null,this.right=null,this.pointIndices=[],U.length>1?this.split(t,F,U):U.length>0&&(this.pointIndices=U)}split(t,F,U){const l=t.size().maxComponent();U.sort(((t,U)=>F[t].center().getComponent(l)-F[U].center().getComponent(l)));const n=Math.floor(U.length/2),Q=U.slice(0,n),e=U.slice(n);this.left=new D(t,F,Q),this.right=new D(t,F,e)}queryRange(t){return this.bounds.intersects(t)?null!==this.left&&null!==this.right?this.left.queryRange(t).concat(this.right.queryRange(t)):this.pointIndices.filter((F=>t.intersects(this.boxes[F]))):[]}}class f{constructor(t,F){const U=F.map(((t,F)=>F));this.root=new D(t,F,U)}queryRange(t){return this.root.queryRange(t)}}class w{constructor(F,U=100,l=1){let n=0,Q=null,e=[];this.testPoint=(d,A)=>{if(null===F.renderData||null===F.camera)return console.error("IntersectionTester cannot be called before renderProgram has been initialized"),null;if((()=>{if(null===F.renderData)return void console.error("IntersectionTester cannot be called before renderProgram has been initialized");e=[];const U=F.renderData,l=new Array(U.offsets.size);let d=0;const A=new V(new t(1/0,1/0,1/0),new t(-1/0,-1/0,-1/0));for(const t of U.offsets.keys()){const F=t.bounds;l[d++]=F,A.expand(F.min),A.expand(F.max),e.push(t)}A.permute(),Q=new f(A,l),n=U.vertexCount})(),null===Q)return console.error("Failed to build octree for IntersectionTester"),null;const B=F.renderData,a=F.camera;n!==B.vertexCount&&console.warn("IntersectionTester has not been rebuilt since the last render");const i=a.screenPointToRay(d,A);for(let F=0;F0)return e[B[0]]}return null}}}export{o as Camera,c as CameraData,p as Color32,Y as FPSControls,S as FadeInPass,w as IntersectionTester,I as Loader,A as Matrix3,l as Matrix4,d as Object3D,u as OrbitControls,m as PLYLoader,T as Plane,F as Quaternion,E as RenderData,y as RenderProgram,r as Scene,x as ShaderPass,N as ShaderProgram,Z as Splat,B as SplatData,R as Splatv,a as SplatvData,b as SplatvLoader,t as Vector3,s as Vector4,H as VideoRenderProgram,k as WebGLRenderer}; //# sourceMappingURL=index.js.map