@pixiv/three-vrm/lib/three-vrm.module.min.js

VRM file loader for three.js.

/*! (c) 2019-2026 pixiv Inc. - https://github.com/pixiv/three-vrm/blob/release/LICENSE */
var ye=(t,e,n)=>new Promise((i,r)=>{var o=a=>{try{l(n.next(a))}catch(u){r(u)}},s=a=>{try{l(n.throw(a))}catch(u){r(u)}},l=a=>a.done?i(a.value):Promise.resolve(a.value).then(o,s);l((n=n.apply(t,e)).next())});import*as Cn from"three";import*as $ from"three";import*as dt from"three";import*as Fn from"three";import*as D from"three";import*as Q from"three";import*as ze from"three";import*as F from"three";import*as A from"three";import*as Pe from"three";import*as J from"three";import*as I from"three";import*as mt from"three";import*as H from"three";import*as lt from"three";import*as Zn from"three";var T=(t,e,n)=>new Promise((i,r)=>{var o=a=>{try{l(n.next(a))}catch(u){r(u)}},s=a=>{try{l(n.throw(a))}catch(u){r(u)}},l=a=>a.done?i(a.value):Promise.resolve(a.value).then(o,s);l((n=n.apply(t,e)).next())}),cn=class extends Cn.Object3D{constructor(t){super(),this.weight=0,this.isBinary=!1,this.overrideBlink="none",this.overrideLookAt="none",this.overrideMouth="none",this._binds=[],this.name=`VRMExpression_${t}`,this.expressionName=t,this.type="VRMExpression",this.visible=!1}get binds(){return this._binds}get overrideBlinkAmount(){return this.overrideBlink==="block"?0<this.outputWeight?1:0:this.overrideBlink==="blend"?this.outputWeight:0}get overrideLookAtAmount(){return this.overrideLookAt==="block"?0<this.outputWeight?1:0:this.overrideLookAt==="blend"?this.outputWeight:0}get overrideMouthAmount(){return this.overrideMouth==="block"?0<this.outputWeight?1:0:this.overrideMouth==="blend"?this.outputWeight:0}get outputWeight(){return this.isBinary?this.weight>.5?1:0:this.weight}addBind(t){this._binds.push(t)}deleteBind(t){let e=this._binds.indexOf(t);e>=0&&this._binds.splice(e,1)}applyWeight(t){var e;let n=this.outputWeight;n*=(e=t==null?void 0:t.multiplier)!=null?e:1,this.isBinary&&n<1&&(n=0),this._binds.forEach(i=>i.applyWeight(n))}clearAppliedWeight(){this._binds.forEach(t=>t.clearAppliedWeight())}};function On(t,e,n){var i,r;let o=t.parser.json,s=(i=o.nodes)==null?void 0:i[e];if(s==null)return console.warn(`extractPrimitivesInternal: Attempt to use nodes[${e}] of glTF but the node doesn't exist`),null;let l=s.mesh;if(l==null)return null;let a=(r=o.meshes)==null?void 0:r[l];if(a==null)return console.warn(`extractPrimitivesInternal: Attempt to use meshes[${l}] of glTF but the mesh doesn't exist`),null;let u=a.primitives.length,d=[];return n.traverse(h=>{d.length<u&&h.isMesh&&d.push(h)}),d}function pn(t,e){return T(this,null,function*(){let n=yield t.parser.getDependency("node",e);return On(t,e,n)})}function fn(t){return T(this,null,function*(){let e=yield t.parser.getDependencies("node"),n=new Map;return e.forEach((i,r)=>{let o=On(t,r,i);o!=null&&n.set(r,o)}),n})}var ot={Aa:"aa",Ih:"ih",Ou:"ou",Ee:"ee",Oh:"oh",Blink:"blink",Happy:"happy",Angry:"angry",Sad:"sad",Relaxed:"relaxed",LookUp:"lookUp",Surprised:"surprised",LookDown:"lookDown",LookLeft:"lookLeft",LookRight:"lookRight",BlinkLeft:"blinkLeft",BlinkRight:"blinkRight",Neutral:"neutral"};function Un(t){return Math.max(Math.min(t,1),0)}var mn=class Bn{constructor(){this.blinkExpressionNames=["blink","blinkLeft","blinkRight"],this.lookAtExpressionNames=["lookLeft","lookRight","lookUp","lookDown"],this.mouthExpressionNames=["aa","ee","ih","oh","ou"],this._expressions=[],this._expressionMap={}}get expressions(){return this._expressions.concat()}get expressionMap(){return Object.assign({},this._expressionMap)}get presetExpressionMap(){let e={},n=new Set(Object.values(ot));return Object.entries(this._expressionMap).forEach(([i,r])=>{n.has(i)&&(e[i]=r)}),e}get customExpressionMap(){let e={},n=new Set(Object.values(ot));return Object.entries(this._expressionMap).forEach(([i,r])=>{n.has(i)||(e[i]=r)}),e}copy(e){return this._expressions.concat().forEach(i=>{this.unregisterExpression(i)}),e._expressions.forEach(i=>{this.registerExpression(i)}),this.blinkExpressionNames=e.blinkExpressionNames.concat(),this.lookAtExpressionNames=e.lookAtExpressionNames.concat(),this.mouthExpressionNames=e.mouthExpressionNames.concat(),this}clone(){return new Bn().copy(this)}getExpression(e){var n;return(n=this._expressionMap[e])!=null?n:null}registerExpression(e){this._expressions.push(e),this._expressionMap[e.expressionName]=e}unregisterExpression(e){let n=this._expressions.indexOf(e);n===-1&&console.warn("VRMExpressionManager: The specified expressions is not registered"),this._expressions.splice(n,1),delete this._expressionMap[e.expressionName]}getValue(e){var n;let i=this.getExpression(e);return(n=i==null?void 0:i.weight)!=null?n:null}setValue(e,n){let i=this.getExpression(e);i&&(i.weight=Un(n))}resetValues(){this._expressions.forEach(e=>{e.weight=0})}getExpressionTrackName(e){let n=this.getExpression(e);return n?`${n.name}.weight`:null}update(){let e=this._calculateWeightMultipliers();this._expressions.forEach(n=>{n.clearAppliedWeight()}),this._expressions.forEach(n=>{let i=1,r=n.expressionName;this.blinkExpressionNames.indexOf(r)!==-1&&(i*=e.blink),this.lookAtExpressionNames.indexOf(r)!==-1&&(i*=e.lookAt),this.mouthExpressionNames.indexOf(r)!==-1&&(i*=e.mouth),n.applyWeight({multiplier:i})})}_calculateWeightMultipliers(){let e=1,n=1,i=1;return this._expressions.forEach(r=>{e-=r.overrideBlinkAmount,n-=r.overrideLookAtAmount,i-=r.overrideMouthAmount}),e=Math.max(0,e),n=Math.max(0,n),i=Math.max(0,i),{blink:e,lookAt:n,mouth:i}}},we={Color:"color",EmissionColor:"emissionColor",ShadeColor:"shadeColor",MatcapColor:"matcapColor",RimColor:"rimColor",OutlineColor:"outlineColor"},fr={_Color:we.Color,_EmissionColor:we.EmissionColor,_ShadeColor:we.ShadeColor,_RimColor:we.RimColor,_OutlineColor:we.OutlineColor},mr=new dt.Color,Nn=class Dn{constructor({material:e,type:n,targetValue:i,targetAlpha:r}){this.material=e,this.type=n,this.targetValue=i,this.targetAlpha=r!=null?r:1;let o=this._initColorBindState(),s=this._initAlphaBindState();this._state={color:o,alpha:s}}applyWeight(e){let{color:n,alpha:i}=this._state;if(n!=null){let{propertyName:r,deltaValue:o}=n,s=this.material[r];s!=null&&s.add(mr.copy(o).multiplyScalar(e))}if(i!=null){let{propertyName:r,deltaValue:o}=i;this.material[r]!=null&&(this.material[r]+=o*e)}}clearAppliedWeight(){let{color:e,alpha:n}=this._state;if(e!=null){let{propertyName:i,initialValue:r}=e,o=this.material[i];o!=null&&o.copy(r)}if(n!=null){let{propertyName:i,initialValue:r}=n;this.material[i]!=null&&(this.material[i]=r)}}_initColorBindState(){var e,n,i;let{material:r,type:o,targetValue:s}=this,l=this._getPropertyNameMap(),a=(n=(e=l==null?void 0:l[o])==null?void 0:e[0])!=null?n:null;if(a==null)return console.warn(`Tried to add a material color bind to the material ${(i=r.name)!=null?i:"(no name)"}, the type ${o} but the material or the type is not supported.`),null;let d=r[a].clone(),h=new dt.Color(s.r-d.r,s.g-d.g,s.b-d.b);return{propertyName:a,initialValue:d,deltaValue:h}}_initAlphaBindState(){var e,n,i;let{material:r,type:o,targetAlpha:s}=this,l=this._getPropertyNameMap(),a=(n=(e=l==null?void 0:l[o])==null?void 0:e[1])!=null?n:null;if(a==null&&s!==1)return console.warn(`Tried to add a material alpha bind to the material ${(i=r.name)!=null?i:"(no name)"}, the type ${o} but the material or the type does not support alpha.`),null;if(a==null)return null;let u=r[a],d=s-u;return{propertyName:a,initialValue:u,deltaValue:d}}_getPropertyNameMap(){var e,n;return(n=(e=Object.entries(Dn._propertyNameMapMap).find(([i])=>this.material[i]===!0))==null?void 0:e[1])!=null?n:null}};Nn._propertyNameMapMap={isMeshStandardMaterial:{color:["color","opacity"],emissionColor:["emissive",null]},isMeshBasicMaterial:{color:["color","opacity"]},isMToonMaterial:{color:["color","opacity"],emissionColor:["emissive",null],outlineColor:["outlineColorFactor",null],matcapColor:["matcapFactor",null],rimColor:["parametricRimColorFactor",null],shadeColor:["shadeColorFactor",null]}};var gn=Nn,Ae=class{constructor({primitives:t,index:e,weight:n}){this.primitives=t,this.index=e,this.weight=n}applyWeight(t){this.primitives.forEach(e=>{var n;((n=e.morphTargetInfluences)==null?void 0:n[this.index])!=null&&(e.morphTargetInfluences[this.index]+=this.weight*t)})}clearAppliedWeight(){this.primitives.forEach(t=>{var e;((e=t.morphTargetInfluences)==null?void 0:e[this.index])!=null&&(t.morphTargetInfluences[this.index]=0)})}},_n=new Fn.Vector2,kn=class Wn{constructor({material:e,scale:n,offset:i}){var r,o;this.material=e,this.scale=n,this.offset=i;let s=(r=Object.entries(Wn._propertyNamesMap).find(([l])=>e[l]===!0))==null?void 0:r[1];s==null?(console.warn(`Tried to add a texture transform bind to the material ${(o=e.name)!=null?o:"(no name)"} but the material is not supported.`),this._properties=[]):(this._properties=[],s.forEach(l=>{var a;let u=(a=e[l])==null?void 0:a.clone();if(!u)return null;e[l]=u;let d=u.offset.clone(),h=u.repeat.clone(),c=i.clone().sub(d),p=n.clone().sub(h);this._properties.push({name:l,initialOffset:d,deltaOffset:c,initialScale:h,deltaScale:p})}))}applyWeight(e){this._properties.forEach(n=>{let i=this.material[n.name];i!==void 0&&(i.offset.add(_n.copy(n.deltaOffset).multiplyScalar(e)),i.repeat.add(_n.copy(n.deltaScale).multiplyScalar(e)))})}clearAppliedWeight(){this._properties.forEach(e=>{let n=this.material[e.name];n!==void 0&&(n.offset.copy(e.initialOffset),n.repeat.copy(e.initialScale))})}};kn._propertyNamesMap={isMeshStandardMaterial:["map","emissiveMap","bumpMap","normalMap","displacementMap","roughnessMap","metalnessMap","alphaMap"],isMeshBasicMaterial:["map","specularMap","alphaMap"],isMToonMaterial:["map","normalMap","emissiveMap","shadeMultiplyTexture","rimMultiplyTexture","outlineWidthMultiplyTexture","uvAnimationMaskTexture"]};var vn=kn,gr=new Set(["1.0","1.0-beta"]),Gn=class zn{get name(){return"VRMExpressionLoaderPlugin"}constructor(e){this.parser=e}afterRoot(e){return T(this,null,function*(){e.userData.vrmExpressionManager=yield this._import(e)})}_import(e){return T(this,null,function*(){let n=yield this._v1Import(e);if(n)return n;let i=yield this._v0Import(e);return i||null})}_v1Import(e){return T(this,null,function*(){var n,i;let r=this.parser.json;if(!(((n=r.extensionsUsed)==null?void 0:n.indexOf("VRMC_vrm"))!==-1))return null;let s=(i=r.extensions)==null?void 0:i.VRMC_vrm;if(!s)return null;let l=s.specVersion;if(!gr.has(l))return console.warn(`VRMExpressionLoaderPlugin: Unknown VRMC_vrm specVersion "${l}"`),null;let a=s.expressions;if(!a)return null;let u=new Set(Object.values(ot)),d=new Map;a.preset!=null&&Object.entries(a.preset).forEach(([c,p])=>{if(p!=null){if(!u.has(c)){console.warn(`VRMExpressionLoaderPlugin: Unknown preset name "${c}" detected. Ignoring the expression`);return}d.set(c,p)}}),a.custom!=null&&Object.entries(a.custom).forEach(([c,p])=>{if(u.has(c)){console.warn(`VRMExpressionLoaderPlugin: Custom expression cannot have preset name "${c}". Ignoring the expression`);return}d.set(c,p)});let h=new mn;return yield Promise.all(Array.from(d.entries()).map(c=>T(this,[c],function*([p,f]){var m,g,_,y,R,M,v;let E=new cn(p);if(e.scene.add(E),E.isBinary=(m=f.isBinary)!=null?m:!1,E.overrideBlink=(g=f.overrideBlink)!=null?g:"none",E.overrideLookAt=(_=f.overrideLookAt)!=null?_:"none",E.overrideMouth=(y=f.overrideMouth)!=null?y:"none",(R=f.morphTargetBinds)==null||R.forEach(w=>T(this,null,function*(){var S;if(w.node===void 0||w.index===void 0)return;let L=yield pn(e,w.node),P=w.index;if(!L.every(b=>Array.isArray(b.morphTargetInfluences)&&P<b.morphTargetInfluences.length)){console.warn(`VRMExpressionLoaderPlugin: ${f.name} attempts to index morph #${P} but not found.`);return}E.addBind(new Ae({primitives:L,index:P,weight:(S=w.weight)!=null?S:1}))})),f.materialColorBinds||f.textureTransformBinds){let w=[];e.scene.traverse(S=>{let L=S.material;L&&(Array.isArray(L)?w.push(...L):w.push(L))}),(M=f.materialColorBinds)==null||M.forEach(S=>T(this,null,function*(){w.filter(P=>{var b;let V=(b=this.parser.associations.get(P))==null?void 0:b.materials;return S.material===V}).forEach(P=>{E.addBind(new gn({material:P,type:S.type,targetValue:new $.Color().fromArray(S.targetValue),targetAlpha:S.targetValue[3]}))})})),(v=f.textureTransformBinds)==null||v.forEach(S=>T(this,null,function*(){w.filter(P=>{var b;let V=(b=this.parser.associations.get(P))==null?void 0:b.materials;return S.material===V}).forEach(P=>{var b,V;E.addBind(new vn({material:P,offset:new $.Vector2().fromArray((b=S.offset)!=null?b:[0,0]),scale:new $.Vector2().fromArray((V=S.scale)!=null?V:[1,1])}))})}))}h.registerExpression(E)}))),h})}_v0Import(e){return T(this,null,function*(){var n;let i=this.parser.json,r=(n=i.extensions)==null?void 0:n.VRM;if(!r)return null;let o=r.blendShapeMaster;if(!o)return null;let s=new mn,l=o.blendShapeGroups;if(!l)return s;let a=new Set;return yield Promise.all(l.map(u=>T(this,null,function*(){var d;let h=u.presetName,c=h!=null&&zn.v0v1PresetNameMap[h]||null,p=c!=null?c:u.name;if(p==null){console.warn("VRMExpressionLoaderPlugin: One of custom expressions has no name. Ignoring the expression");return}if(a.has(p)){console.warn(`VRMExpressionLoaderPlugin: An expression preset ${h} has duplicated entries. Ignoring the expression`);return}a.add(p);let f=new cn(p);e.scene.add(f),f.isBinary=(d=u.isBinary)!=null?d:!1,u.binds&&u.binds.forEach(g=>T(this,null,function*(){var _;if(g.mesh===void 0||g.index===void 0)return;let y=[];(_=i.nodes)==null||_.forEach((M,v)=>{M.mesh===g.mesh&&y.push(v)});let R=g.index;yield Promise.all(y.map(M=>T(this,null,function*(){var v;let E=yield pn(e,M);if(!E.every(w=>Array.isArray(w.morphTargetInfluences)&&R<w.morphTargetInfluences.length)){console.warn(`VRMExpressionLoaderPlugin: ${u.name} attempts to index ${R}th morph but not found.`);return}f.addBind(new Ae({primitives:E,index:R,weight:.01*((v=g.weight)!=null?v:100)}))})))}));let m=u.materialValues;m&&m.length!==0&&m.forEach(g=>{if(g.materialName===void 0||g.propertyName===void 0||g.targetValue===void 0)return;let _=[];e.scene.traverse(R=>{if(R.material){let M=R.material;Array.isArray(M)?_.push(...M.filter(v=>(v.name===g.materialName||v.name===g.materialName+" (Outline)")&&_.indexOf(v)===-1)):M.name===g.materialName&&_.indexOf(M)===-1&&_.push(M)}});let y=g.propertyName;_.forEach(R=>{if(y==="_MainTex_ST"){let v=new $.Vector2(g.targetValue[0],g.targetValue[1]),E=new $.Vector2(g.targetValue[2],g.targetValue[3]);E.y=1-E.y-v.y,f.addBind(new vn({material:R,scale:v,offset:E}));return}let M=fr[y];if(M){f.addBind(new gn({material:R,type:M,targetValue:new $.Color().fromArray(g.targetValue),targetAlpha:g.targetValue[3]}));return}console.warn(y+" is not supported")})}),s.registerExpression(f)}))),s})}};Gn.v0v1PresetNameMap={a:"aa",e:"ee",i:"ih",o:"oh",u:"ou",blink:"blink",joy:"happy",angry:"angry",sorrow:"sad",fun:"relaxed",lookup:"lookUp",lookdown:"lookDown",lookleft:"lookLeft",lookright:"lookRight",blink_l:"blinkLeft",blink_r:"blinkRight",neutral:"neutral"};var ht=Gn,hs={None:"none",Block:"block",Blend:"blend"},ct=class fe{constructor(e,n){this._firstPersonOnlyLayer=fe.DEFAULT_FIRSTPERSON_ONLY_LAYER,this._thirdPersonOnlyLayer=fe.DEFAULT_THIRDPERSON_ONLY_LAYER,this._initializedLayers=!1,this.humanoid=e,this.meshAnnotations=n}copy(e){if(this.humanoid!==e.humanoid)throw new Error("VRMFirstPerson: humanoid must be same in order to copy");return this.meshAnnotations=e.meshAnnotations.map(n=>({meshes:n.meshes.concat(),type:n.type})),this}clone(){return new fe(this.humanoid,this.meshAnnotations).copy(this)}get firstPersonOnlyLayer(){return this._firstPersonOnlyLayer}get thirdPersonOnlyLayer(){return this._thirdPersonOnlyLayer}setup({firstPersonOnlyLayer:e=fe.DEFAULT_FIRSTPERSON_ONLY_LAYER,thirdPersonOnlyLayer:n=fe.DEFAULT_THIRDPERSON_ONLY_LAYER}={}){this._initializedLayers||(this._firstPersonOnlyLayer=e,this._thirdPersonOnlyLayer=n,this.meshAnnotations.forEach(i=>{i.meshes.forEach(r=>{i.type==="firstPersonOnly"?(r.layers.set(this._firstPersonOnlyLayer),r.traverse(o=>o.layers.set(this._firstPersonOnlyLayer))):i.type==="thirdPersonOnly"?(r.layers.set(this._thirdPersonOnlyLayer),r.traverse(o=>o.layers.set(this._thirdPersonOnlyLayer))):i.type==="auto"&&this._createHeadlessModel(r)})}),this._initializedLayers=!0)}_excludeTriangles(e,n,i,r){let o=0;if(n!=null&&n.length>0)for(let s=0;s<e.length;s+=3){let l=e[s],a=e[s+1],u=e[s+2],d=n[l],h=i[l];if(d[0]>0&&r.includes(h[0])||d[1]>0&&r.includes(h[1])||d[2]>0&&r.includes(h[2])||d[3]>0&&r.includes(h[3]))continue;let c=n[a],p=i[a];if(c[0]>0&&r.includes(p[0])||c[1]>0&&r.includes(p[1])||c[2]>0&&r.includes(p[2])||c[3]>0&&r.includes(p[3]))continue;let f=n[u],m=i[u];f[0]>0&&r.includes(m[0])||f[1]>0&&r.includes(m[1])||f[2]>0&&r.includes(m[2])||f[3]>0&&r.includes(m[3])||(e[o++]=l,e[o++]=a,e[o++]=u)}return o}_createErasedMesh(e,n){let i=new D.SkinnedMesh(e.geometry.clone(),e.material);i.name=`${e.name}(erase)`,i.frustumCulled=e.frustumCulled,i.layers.set(this._firstPersonOnlyLayer);let r=i.geometry,o=r.getAttribute("skinIndex"),s=o instanceof D.GLBufferAttribute?[]:o.array,l=[];for(let m=0;m<s.length;m+=4)l.push([s[m],s[m+1],s[m+2],s[m+3]]);let a=r.getAttribute("skinWeight"),u=a instanceof D.GLBufferAttribute?[]:a.array,d=[];for(let m=0;m<u.length;m+=4)d.push([u[m],u[m+1],u[m+2],u[m+3]]);let h=r.getIndex();if(!h)throw new Error("The geometry doesn't have an index buffer");let c=Array.from(h.array),p=this._excludeTriangles(c,d,l,n),f=[];for(let m=0;m<p;m++)f[m]=c[m];return r.setIndex(f),e.onBeforeRender&&(i.onBeforeRender=e.onBeforeRender),i.bind(new D.Skeleton(e.skeleton.bones,e.skeleton.boneInverses),new D.Matrix4),i}_createHeadlessModelForSkinnedMesh(e,n){let i=[];if(n.skeleton.bones.forEach((o,s)=>{this._isEraseTarget(o)&&i.push(s)}),!i.length){n.layers.enable(this._thirdPersonOnlyLayer),n.layers.enable(this._firstPersonOnlyLayer);return}n.layers.set(this._thirdPersonOnlyLayer);let r=this._createErasedMesh(n,i);e.add(r)}_createHeadlessModel(e){if(e.type==="Group")if(e.layers.set(this._thirdPersonOnlyLayer),this._isEraseTarget(e))e.traverse(n=>n.layers.set(this._thirdPersonOnlyLayer));else{let n=new D.Group;n.name=`_headless_${e.name}`,n.layers.set(this._firstPersonOnlyLayer),e.parent.add(n),e.children.filter(i=>i.type==="SkinnedMesh").forEach(i=>{let r=i;this._createHeadlessModelForSkinnedMesh(n,r)})}else if(e.type==="SkinnedMesh"){let n=e;this._createHeadlessModelForSkinnedMesh(e.parent,n)}else this._isEraseTarget(e)&&(e.layers.set(this._thirdPersonOnlyLayer),e.traverse(n=>n.layers.set(this._thirdPersonOnlyLayer)))}_isEraseTarget(e){return e===this.humanoid.getRawBoneNode("head")?!0:e.parent?this._isEraseTarget(e.parent):!1}};ct.DEFAULT_FIRSTPERSON_ONLY_LAYER=9;ct.DEFAULT_THIRDPERSON_ONLY_LAYER=10;var En=ct,_r=new Set(["1.0","1.0-beta"]),pt=class{get name(){return"VRMFirstPersonLoaderPlugin"}constructor(t){this.parser=t}afterRoot(t){return T(this,null,function*(){let e=t.userData.vrmHumanoid;if(e!==null){if(e===void 0)throw new Error("VRMFirstPersonLoaderPlugin: vrmHumanoid is undefined. VRMHumanoidLoaderPlugin have to be used first");t.userData.vrmFirstPerson=yield this._import(t,e)}})}_import(t,e){return T(this,null,function*(){if(e==null)return null;let n=yield this._v1Import(t,e);if(n)return n;let i=yield this._v0Import(t,e);return i||null})}_v1Import(t,e){return T(this,null,function*(){var n,i;let r=this.parser.json;if(!(((n=r.extensionsUsed)==null?void 0:n.indexOf("VRMC_vrm"))!==-1))return null;let s=(i=r.extensions)==null?void 0:i.VRMC_vrm;if(!s)return null;let l=s.specVersion;if(!_r.has(l))return console.warn(`VRMFirstPersonLoaderPlugin: Unknown VRMC_vrm specVersion "${l}"`),null;let a=s.firstPerson,u=[],d=yield fn(t);return Array.from(d.entries()).forEach(([h,c])=>{var p,f;let m=(p=a==null?void 0:a.meshAnnotations)==null?void 0:p.find(g=>g.node===h);u.push({meshes:c,type:(f=m==null?void 0:m.type)!=null?f:"auto"})}),new En(e,u)})}_v0Import(t,e){return T(this,null,function*(){var n;let i=this.parser.json,r=(n=i.extensions)==null?void 0:n.VRM;if(!r)return null;let o=r.firstPerson;if(!o)return null;let s=[],l=yield fn(t);return Array.from(l.entries()).forEach(([a,u])=>{let d=i.nodes[a],h=o.meshAnnotations?o.meshAnnotations.find(c=>c.mesh===d.mesh):void 0;s.push({meshes:u,type:this._convertV0FlagToV1Type(h==null?void 0:h.firstPersonFlag)})}),new En(e,s)})}_convertV0FlagToV1Type(t){return t==="FirstPersonOnly"?"firstPersonOnly":t==="ThirdPersonOnly"?"thirdPersonOnly":t==="Both"?"both":"auto"}},cs={Auto:"auto",Both:"both",ThirdPersonOnly:"thirdPersonOnly",FirstPersonOnly:"firstPersonOnly"},Mn=new Q.Vector3,Rn=new Q.Vector3,vr=new Q.Quaternion,Tn=class extends Q.Group{constructor(t){super(),this.vrmHumanoid=t,this._boneAxesMap=new Map,Object.values(t.humanBones).forEach(e=>{let n=new Q.AxesHelper(1);n.matrixAutoUpdate=!1,n.material.depthTest=!1,n.material.depthWrite=!1,this.add(n),this._boneAxesMap.set(e,n)})}dispose(){Array.from(this._boneAxesMap.values()).forEach(t=>{t.geometry.dispose(),t.material.dispose()})}updateMatrixWorld(t){Array.from(this._boneAxesMap.entries()).forEach(([e,n])=>{e.node.updateWorldMatrix(!0,!1),e.node.matrixWorld.decompose(Mn,vr,Rn);let i=Mn.set(.1,.1,.1).divide(Rn);n.matrix.copy(e.node.matrixWorld).scale(i)}),super.updateMatrixWorld(t)}},tt=["hips","spine","chest","upperChest","neck","head","leftEye","rightEye","jaw","leftUpperLeg","leftLowerLeg","leftFoot","leftToes","rightUpperLeg","rightLowerLeg","rightFoot","rightToes","leftShoulder","leftUpperArm","leftLowerArm","leftHand","rightShoulder","rightUpperArm","rightLowerArm","rightHand","leftThumbMetacarpal","leftThumbProximal","leftThumbDistal","leftIndexProximal","leftIndexIntermediate","leftIndexDistal","leftMiddleProximal","leftMiddleIntermediate","leftMiddleDistal","leftRingProximal","leftRingIntermediate","leftRingDistal","leftLittleProximal","leftLittleIntermediate","leftLittleDistal","rightThumbMetacarpal","rightThumbProximal","rightThumbDistal","rightIndexProximal","rightIndexIntermediate","rightIndexDistal","rightMiddleProximal","rightMiddleIntermediate","rightMiddleDistal","rightRingProximal","rightRingIntermediate","rightRingDistal","rightLittleProximal","rightLittleIntermediate","rightLittleDistal"],ps={Hips:"hips",Spine:"spine",Chest:"chest",UpperChest:"upperChest",Neck:"neck",Head:"head",LeftEye:"leftEye",RightEye:"rightEye",Jaw:"jaw",LeftUpperLeg:"leftUpperLeg",LeftLowerLeg:"leftLowerLeg",LeftFoot:"leftFoot",LeftToes:"leftToes",RightUpperLeg:"rightUpperLeg",RightLowerLeg:"rightLowerLeg",RightFoot:"rightFoot",RightToes:"rightToes",LeftShoulder:"leftShoulder",LeftUpperArm:"leftUpperArm",LeftLowerArm:"leftLowerArm",LeftHand:"leftHand",RightShoulder:"rightShoulder",RightUpperArm:"rightUpperArm",RightLowerArm:"rightLowerArm",RightHand:"rightHand",LeftThumbMetacarpal:"leftThumbMetacarpal",LeftThumbProximal:"leftThumbProximal",LeftThumbDistal:"leftThumbDistal",LeftIndexProximal:"leftIndexProximal",LeftIndexIntermediate:"leftIndexIntermediate",LeftIndexDistal:"leftIndexDistal",LeftMiddleProximal:"leftMiddleProximal",LeftMiddleIntermediate:"leftMiddleIntermediate",LeftMiddleDistal:"leftMiddleDistal",LeftRingProximal:"leftRingProximal",LeftRingIntermediate:"leftRingIntermediate",LeftRingDistal:"leftRingDistal",LeftLittleProximal:"leftLittleProximal",LeftLittleIntermediate:"leftLittleIntermediate",LeftLittleDistal:"leftLittleDistal",RightThumbMetacarpal:"rightThumbMetacarpal",RightThumbProximal:"rightThumbProximal",RightThumbDistal:"rightThumbDistal",RightIndexProximal:"rightIndexProximal",RightIndexIntermediate:"rightIndexIntermediate",RightIndexDistal:"rightIndexDistal",RightMiddleProximal:"rightMiddleProximal",RightMiddleIntermediate:"rightMiddleIntermediate",RightMiddleDistal:"rightMiddleDistal",RightRingProximal:"rightRingProximal",RightRingIntermediate:"rightRingIntermediate",RightRingDistal:"rightRingDistal",RightLittleProximal:"rightLittleProximal",RightLittleIntermediate:"rightLittleIntermediate",RightLittleDistal:"rightLittleDistal"},Er={hips:null,spine:"hips",chest:"spine",upperChest:"chest",neck:"upperChest",head:"neck",leftEye:"head",rightEye:"head",jaw:"head",leftUpperLeg:"hips",leftLowerLeg:"leftUpperLeg",leftFoot:"leftLowerLeg",leftToes:"leftFoot",rightUpperLeg:"hips",rightLowerLeg:"rightUpperLeg",rightFoot:"rightLowerLeg",rightToes:"rightFoot",leftShoulder:"upperChest",leftUpperArm:"leftShoulder",leftLowerArm:"leftUpperArm",leftHand:"leftLowerArm",rightShoulder:"upperChest",rightUpperArm:"rightShoulder",rightLowerArm:"rightUpperArm",rightHand:"rightLowerArm",leftThumbMetacarpal:"leftHand",leftThumbProximal:"leftThumbMetacarpal",leftThumbDistal:"leftThumbProximal",leftIndexProximal:"leftHand",leftIndexIntermediate:"leftIndexProximal",leftIndexDistal:"leftIndexIntermediate",leftMiddleProximal:"leftHand",leftMiddleIntermediate:"leftMiddleProximal",leftMiddleDistal:"leftMiddleIntermediate",leftRingProximal:"leftHand",leftRingIntermediate:"leftRingProximal",leftRingDistal:"leftRingIntermediate",leftLittleProximal:"leftHand",leftLittleIntermediate:"leftLittleProximal",leftLittleDistal:"leftLittleIntermediate",rightThumbMetacarpal:"rightHand",rightThumbProximal:"rightThumbMetacarpal",rightThumbDistal:"rightThumbProximal",rightIndexProximal:"rightHand",rightIndexIntermediate:"rightIndexProximal",rightIndexDistal:"rightIndexIntermediate",rightMiddleProximal:"rightHand",rightMiddleIntermediate:"rightMiddleProximal",rightMiddleDistal:"rightMiddleIntermediate",rightRingProximal:"rightHand",rightRingIntermediate:"rightRingProximal",rightRingDistal:"rightRingIntermediate",rightLittleProximal:"rightHand",rightLittleIntermediate:"rightLittleProximal",rightLittleDistal:"rightLittleIntermediate"};function jn(t){return t.invert?t.invert():t.inverse(),t}var se=new ze.Vector3,ae=new ze.Quaternion,st=class{constructor(t){this.humanBones=t,this.restPose=this.getAbsolutePose()}getAbsolutePose(){let t={};return Object.keys(this.humanBones).forEach(e=>{let n=e,i=this.getBoneNode(n);i&&(se.copy(i.position),ae.copy(i.quaternion),t[n]={position:se.toArray(),rotation:ae.toArray()})}),t}getPose(){let t={};return Object.keys(this.humanBones).forEach(e=>{let n=e,i=this.getBoneNode(n);if(!i)return;se.set(0,0,0),ae.identity();let r=this.restPose[n];r!=null&&r.position&&se.fromArray(r.position).negate(),r!=null&&r.rotation&&jn(ae.fromArray(r.rotation)),se.add(i.position),ae.premultiply(i.quaternion),t[n]={position:se.toArray(),rotation:ae.toArray()}}),t}setPose(t){Object.entries(t).forEach(([e,n])=>{let i=e,r=this.getBoneNode(i);if(!r)return;let o=this.restPose[i];o&&(n!=null&&n.position&&(r.position.fromArray(n.position),o.position&&r.position.add(se.fromArray(o.position))),n!=null&&n.rotation&&(r.quaternion.fromArray(n.rotation),o.rotation&&r.quaternion.multiply(ae.fromArray(o.rotation))))})}resetPose(){Object.entries(this.restPose).forEach(([t,e])=>{let n=this.getBoneNode(t);n&&(e!=null&&e.position&&n.position.fromArray(e.position),e!=null&&e.rotation&&n.quaternion.fromArray(e.rotation))})}getBone(t){var e;return(e=this.humanBones[t])!=null?e:void 0}getBoneNode(t){var e,n;return(n=(e=this.humanBones[t])==null?void 0:e.node)!=null?n:null}},nt=new F.Vector3,Mr=new F.Quaternion,Rr=new F.Vector3,xn=class Xn extends st{static _setupTransforms(e){let n=new F.Object3D;n.name="VRMHumanoidRig";let i={},r={},o={},s={};tt.forEach(a=>{var u;let d=e.getBoneNode(a);if(d){let h=new F.Vector3,c=new F.Quaternion;d.updateWorldMatrix(!0,!1),d.matrixWorld.decompose(h,c,nt),i[a]=h,r[a]=c,o[a]=d.quaternion.clone();let p=new F.Quaternion;(u=d.parent)==null||u.matrixWorld.decompose(nt,p,nt),s[a]=p}});let l={};return tt.forEach(a=>{var u;let d=e.getBoneNode(a);if(d){let h=i[a],c=a,p;for(;p==null&&(c=Er[c],c!=null);)p=i[c];let f=new F.Object3D;f.name="Normalized_"+d.name,(c?(u=l[c])==null?void 0:u.node:n).add(f),f.position.copy(h),p&&f.position.sub(p),l[a]={node:f}}}),{rigBones:l,root:n,parentWorldRotations:s,boneRotations:o}}constructor(e){let{rigBones:n,root:i,parentWorldRotations:r,boneRotations:o}=Xn._setupTransforms(e);super(n),this.original=e,this.root=i,this._parentWorldRotations=r,this._boneRotations=o}update(){tt.forEach(e=>{let n=this.original.getBoneNode(e);if(n!=null){let i=this.getBoneNode(e),r=this._parentWorldRotations[e],o=Mr.copy(r).invert(),s=this._boneRotations[e];if(n.quaternion.copy(i.quaternion).multiply(r).premultiply(o).multiply(s),e==="hips"){let l=i.getWorldPosition(Rr);n.parent.updateWorldMatrix(!0,!1);let a=n.parent.matrixWorld,u=l.applyMatrix4(a.invert());n.position.copy(u)}}})}},yn=class Qn{get restPose(){return console.warn("VRMHumanoid: restPose is deprecated. Use either rawRestPose or normalizedRestPose instead."),this.rawRestPose}get rawRestPose(){return this._rawHumanBones.restPose}get normalizedRestPose(){return this._normalizedHumanBones.restPose}get humanBones(){return this._rawHumanBones.humanBones}get rawHumanBones(){return this._rawHumanBones.humanBones}get normalizedHumanBones(){return this._normalizedHumanBones.humanBones}get normalizedHumanBonesRoot(){return this._normalizedHumanBones.root}constructor(e,n){var i;this.autoUpdateHumanBones=(i=n==null?void 0:n.autoUpdateHumanBones)!=null?i:!0,this._rawHumanBones=new st(e),this._normalizedHumanBones=new xn(this._rawHumanBones)}copy(e){return this.autoUpdateHumanBones=e.autoUpdateHumanBones,this._rawHumanBones=new st(e.humanBones),this._normalizedHumanBones=new xn(this._rawHumanBones),this}clone(){return new Qn(this.humanBones,{autoUpdateHumanBones:this.autoUpdateHumanBones}).copy(this)}getAbsolutePose(){return console.warn("VRMHumanoid: getAbsolutePose() is deprecated. Use either getRawAbsolutePose() or getNormalizedAbsolutePose() instead."),this.getRawAbsolutePose()}getRawAbsolutePose(){return this._rawHumanBones.getAbsolutePose()}getNormalizedAbsolutePose(){return this._normalizedHumanBones.getAbsolutePose()}getPose(){return console.warn("VRMHumanoid: getPose() is deprecated. Use either getRawPose() or getNormalizedPose() instead."),this.getRawPose()}getRawPose(){return this._rawHumanBones.getPose()}getNormalizedPose(){return this._normalizedHumanBones.getPose()}setPose(e){return console.warn("VRMHumanoid: setPose() is deprecated. Use either setRawPose() or setNormalizedPose() instead."),this.setRawPose(e)}setRawPose(e){return this._rawHumanBones.setPose(e)}setNormalizedPose(e){return this._normalizedHumanBones.setPose(e)}resetPose(){return console.warn("VRMHumanoid: resetPose() is deprecated. Use either resetRawPose() or resetNormalizedPose() instead."),this.resetRawPose()}resetRawPose(){return this._rawHumanBones.resetPose()}resetNormalizedPose(){return this._normalizedHumanBones.resetPose()}getBone(e){return console.warn("VRMHumanoid: getBone() is deprecated. Use either getRawBone() or getNormalizedBone() instead."),this.getRawBone(e)}getRawBone(e){return this._rawHumanBones.getBone(e)}getNormalizedBone(e){return this._normalizedHumanBones.getBone(e)}getBoneNode(e){return console.warn("VRMHumanoid: getBoneNode() is deprecated. Use either getRawBoneNode() or getNormalizedBoneNode() instead."),this.getRawBoneNode(e)}getRawBoneNode(e){return this._rawHumanBones.getBoneNode(e)}getNormalizedBoneNode(e){return this._normalizedHumanBones.getBoneNode(e)}update(){this.autoUpdateHumanBones&&this._normalizedHumanBones.update()}},Tr={Hips:"hips",Spine:"spine",Head:"head",LeftUpperLeg:"leftUpperLeg",LeftLowerLeg:"leftLowerLeg",LeftFoot:"leftFoot",RightUpperLeg:"rightUpperLeg",RightLowerLeg:"rightLowerLeg",RightFoot:"rightFoot",LeftUpperArm:"leftUpperArm",LeftLowerArm:"leftLowerArm",LeftHand:"leftHand",RightUpperArm:"rightUpperArm",RightLowerArm:"rightLowerArm",RightHand:"rightHand"},xr=new Set(["1.0","1.0-beta"]),wn={leftThumbProximal:"leftThumbMetacarpal",leftThumbIntermediate:"leftThumbProximal",rightThumbProximal:"rightThumbMetacarpal",rightThumbIntermediate:"rightThumbProximal"},ft=class{get name(){return"VRMHumanoidLoaderPlugin"}constructor(t,e){this.parser=t,this.helperRoot=e==null?void 0:e.helperRoot,this.autoUpdateHumanBones=e==null?void 0:e.autoUpdateHumanBones}afterRoot(t){return T(this,null,function*(){t.userData.vrmHumanoid=yield this._import(t)})}_import(t){return T(this,null,function*(){let e=yield this._v1Import(t);if(e)return e;let n=yield this._v0Import(t);return n||null})}_v1Import(t){return T(this,null,function*(){var e,n;let i=this.parser.json;if(!(((e=i.extensionsUsed)==null?void 0:e.indexOf("VRMC_vrm"))!==-1))return null;let o=(n=i.extensions)==null?void 0:n.VRMC_vrm;if(!o)return null;let s=o.specVersion;if(!xr.has(s))return console.warn(`VRMHumanoidLoaderPlugin: Unknown VRMC_vrm specVersion "${s}"`),null;let l=o.humanoid;if(!l)return null;let a=l.humanBones.leftThumbIntermediate!=null||l.humanBones.rightThumbIntermediate!=null,u={};l.humanBones!=null&&(yield Promise.all(Object.entries(l.humanBones).map(h=>T(this,[h],function*([c,p]){let f=c,m=p.node;if(a){let _=wn[f];_!=null&&(f=_)}let g=yield this.parser.getDependency("node",m);if(g==null){console.warn(`A glTF node bound to the humanoid bone ${f} (index = ${m}) does not exist`);return}u[f]={node:g}}))));let d=new yn(this._ensureRequiredBonesExist(u),{autoUpdateHumanBones:this.autoUpdateHumanBones});if(t.scene.add(d.normalizedHumanBonesRoot),this.helperRoot){let h=new Tn(d);this.helperRoot.add(h),h.renderOrder=this.helperRoot.renderOrder}return d})}_v0Import(t){return T(this,null,function*(){var e;let i=(e=this.parser.json.extensions)==null?void 0:e.VRM;if(!i)return null;let r=i.humanoid;if(!r)return null;let o={};r.humanBones!=null&&(yield Promise.all(r.humanBones.map(l=>T(this,null,function*(){let a=l.bone,u=l.node;if(a==null||u==null)return;let d=yield this.parser.getDependency("node",u);if(d==null){console.warn(`A glTF node bound to the humanoid bone ${a} (index = ${u}) does not exist`);return}let h=wn[a],c=h!=null?h:a;if(o[c]!=null){console.warn(`Multiple bone entries for ${c} detected (index = ${u}), ignoring duplicated entries.`);return}o[c]={node:d}}))));let s=new yn(this._ensureRequiredBonesExist(o),{autoUpdateHumanBones:this.autoUpdateHumanBones});if(t.scene.add(s.normalizedHumanBonesRoot),this.helperRoot){let l=new Tn(s);this.helperRoot.add(l),l.renderOrder=this.helperRoot.renderOrder}return s})}_ensureRequiredBonesExist(t){let e=Object.values(Tr).filter(n=>t[n]==null);if(e.length>0)throw new Error(`VRMHumanoidLoaderPlugin: These humanoid bones are required but not exist: ${e.join(", ")}`);return t}},Sn=class extends Pe.BufferGeometry{constructor(){super(),this._currentTheta=0,this._currentRadius=0,this.theta=0,this.radius=0,this._currentTheta=0,this._currentRadius=0,this._attrPos=new Pe.BufferAttribute(new Float32Array(195),3),this.setAttribute("position",this._attrPos),this._attrIndex=new Pe.BufferAttribute(new Uint16Array(189),1),this.setIndex(this._attrIndex),this._buildIndex(),this.update()}update(){let t=!1;this._currentTheta!==this.theta&&(this._currentTheta=this.theta,t=!0),this._currentRadius!==this.radius&&(this._currentRadius=this.radius,t=!0),t&&this._buildPosition()}_buildPosition(){this._attrPos.setXYZ(0,0,0,0);for(let t=0;t<64;t++){let e=t/63*this._currentTheta;this._attrPos.setXYZ(t+1,this._currentRadius*Math.sin(e),0,this._currentRadius*Math.cos(e))}this._attrPos.needsUpdate=!0}_buildIndex(){for(let t=0;t<63;t++)this._attrIndex.setXYZ(t*3,0,t+1,t+2);this._attrIndex.needsUpdate=!0}},yr=class extends J.BufferGeometry{constructor(){super(),this.radius=0,this._currentRadius=0,this.tail=new J.Vector3,this._currentTail=new J.Vector3,this._attrPos=new J.BufferAttribute(new Float32Array(294),3),this.setAttribute("position",this._attrPos),this._attrIndex=new J.BufferAttribute(new Uint16Array(194),1),this.setIndex(this._attrIndex),this._buildIndex(),this.update()}update(){let t=!1;this._currentRadius!==this.radius&&(this._currentRadius=this.radius,t=!0),this._currentTail.equals(this.tail)||(this._currentTail.copy(this.tail),t=!0),t&&this._buildPosition()}_buildPosition(){for(let t=0;t<32;t++){let e=t/16*Math.PI;this._attrPos.setXYZ(t,Math.cos(e),Math.sin(e),0),this._attrPos.setXYZ(32+t,0,Math.cos(e),Math.sin(e)),this._attrPos.setXYZ(64+t,Math.sin(e),0,Math.cos(e))}this.scale(this._currentRadius,this._currentRadius,this._currentRadius),this.translate(this._currentTail.x,this._currentTail.y,this._currentTail.z),this._attrPos.setXYZ(96,0,0,0),this._attrPos.setXYZ(97,this._currentTail.x,this._currentTail.y,this._currentTail.z),this._attrPos.needsUpdate=!0}_buildIndex(){for(let t=0;t<32;t++){let e=(t+1)%32;this._attrIndex.setXY(t*2,t,e),this._attrIndex.setXY(64+t*2,32+t,32+e),this._attrIndex.setXY(128+t*2,64+t,64+e)}this._attrIndex.setXY(192,96,97),this._attrIndex.needsUpdate=!0}},Fe=new A.Quaternion,An=new A.Quaternion,Se=new A.Vector3,Pn=new A.Vector3,bn=Math.sqrt(2)/2,wr=new A.Quaternion(0,0,-bn,bn),Sr=new A.Vector3(0,1,0),Ar=class extends A.Group{constructor(t){super(),this.matrixAutoUpdate=!1,this.vrmLookAt=t;{let e=new Sn;e.radius=.5;let n=new A.MeshBasicMaterial({color:65280,transparent:!0,opacity:.5,side:A.DoubleSide,depthTest:!1,depthWrite:!1});this._meshPitch=new A.Mesh(e,n),this.add(this._meshPitch)}{let e=new Sn;e.radius=.5;let n=new A.MeshBasicMaterial({color:16711680,transparent:!0,opacity:.5,side:A.DoubleSide,depthTest:!1,depthWrite:!1});this._meshYaw=new A.Mesh(e,n),this.add(this._meshYaw)}{let e=new yr;e.radius=.1;let n=new A.LineBasicMaterial({color:16777215,depthTest:!1,depthWrite:!1});this._lineTarget=new A.LineSegments(e,n),this._lineTarget.frustumCulled=!1,this.add(this._lineTarget)}}dispose(){this._meshYaw.geometry.dispose(),this._meshYaw.material.dispose(),this._meshPitch.geometry.dispose(),this._meshPitch.material.dispose(),this._lineTarget.geometry.dispose(),this._lineTarget.material.dispose()}updateMatrixWorld(t){let e=A.MathUtils.DEG2RAD*this.vrmLookAt.yaw;this._meshYaw.geometry.theta=e,this._meshYaw.geometry.update();let n=A.MathUtils.DEG2RAD*this.vrmLookAt.pitch;this._meshPitch.geometry.theta=n,this._meshPitch.geometry.update(),this.vrmLookAt.getLookAtWorldPosition(Se),this.vrmLookAt.getLookAtWorldQuaternion(Fe),Fe.multiply(this.vrmLookAt.getFaceFrontQuaternion(An)),this._meshYaw.position.copy(Se),this._meshYaw.quaternion.copy(Fe),this._meshPitch.position.copy(Se),this._meshPitch.quaternion.copy(Fe),this._meshPitch.quaternion.multiply(An.setFromAxisAngle(Sr,e)),this._meshPitch.quaternion.multiply(wr);let{target:i,autoUpdate:r}=this.vrmLookAt;i!=null&&r&&(i.getWorldPosition(Pn).sub(Se),this._lineTarget.geometry.tail.copy(Pn),this._lineTarget.geometry.update(),this._lineTarget.position.copy(Se)),super.updateMatrixWorld(t)}},Pr=new mt.Vector3,br=new mt.Vector3;function at(t,e){return t.matrixWorld.decompose(Pr,e,br),e}function We(t){return[Math.atan2(-t.z,t.x),Math.atan2(t.y,Math.sqrt(t.x*t.x+t.z*t.z))]}function Hn(t){let e=Math.round(t/2/Math.PI);return t-2*Math.PI*e}var Ln=new I.Vector3(0,0,1),Hr=new I.Vector3,Lr=new I.Vector3,Ir=new I.Vector3,Vr=new I.Quaternion,it=new I.Quaternion,In=new I.Quaternion,Cr=new I.Quaternion,rt=new I.Euler,Yn=class qn{constructor(e,n){this.offsetFromHeadBone=new I.Vector3,this.autoUpdate=!0,this.faceFront=new I.Vector3(0,0,1),this.humanoid=e,this.applier=n,this._yaw=0,this._pitch=0,this._needsUpdate=!0,this._restHeadWorldQuaternion=this.getLookAtWorldQuaternion(new I.Quaternion)}get yaw(){return this._yaw}set yaw(e){this._yaw=e,this._needsUpdate=!0}get pitch(){return this._pitch}set pitch(e){this._pitch=e,this._needsUpdate=!0}get euler(){return console.warn("VRMLookAt: euler is deprecated. use getEuler() instead."),this.getEuler(new I.Euler)}getEuler(e){return e.set(I.MathUtils.DEG2RAD*this._pitch,I.MathUtils.DEG2RAD*this._yaw,0,"YXZ")}copy(e){if(this.humanoid!==e.humanoid)throw new Error("VRMLookAt: humanoid must be same in order to copy");return this.offsetFromHeadBone.copy(e.offsetFromHeadBone),this.applier=e.applier,this.autoUpdate=e.autoUpdate,this.target=e.target,this.faceFront.copy(e.faceFront),this}clone(){return new qn(this.humanoid,this.applier).copy(this)}reset(){this._yaw=0,this._pitch=0,this._needsUpdate=!0}getLookAtWorldPosition(e){let n=this.humanoid.getRawBoneNode("head");return e.copy(this.offsetFromHeadBone).applyMatrix4(n.matrixWorld)}getLookAtWorldQuaternion(e){let n=this.humanoid.getRawBoneNode("head");return at(n,e)}getFaceFrontQuaternion(e){if(this.faceFront.distanceToSquared(Ln)<.01)return e.copy(this._restHeadWorldQuaternion).invert();let[n,i]=We(this.faceFront);return rt.set(0,.5*Math.PI+n,i,"YZX"),e.setFromEuler(rt).premultiply(Cr.copy(this._restHeadWorldQuaternion).invert())}getLookAtWorldDirection(e){return this.getLookAtWorldQuaternion(it),this.getFaceFrontQuaternion(In),e.copy(Ln).applyQuaternion(it).applyQuaternion(In).applyEuler(this.getEuler(rt))}lookAt(e){let n=Vr.copy(this._restHeadWorldQuaternion).multiply(jn(this.getLookAtWorldQuaternion(it))),i=this.getLookAtWorldPosition(Lr),r=Ir.copy(e).sub(i).applyQuaternion(n).normalize(),[o,s]=We(this.faceFront),[l,a]=We(r),u=Hn(l-o),d=Hn(s-a);this._yaw=I.MathUtils.RAD2DEG*u,this._pitch=I.MathUtils.RAD2DEG*d,this._needsUpdate=!0}update(e){this.target!=null&&this.autoUpdate&&this.lookAt(this.target.getWorldPosition(Hr)),this._needsUpdate&&(this._needsUpdate=!1,this.applier.applyYawPitch(this._yaw,this._pitch))}};Yn.EULER_ORDER="YXZ";var Or=Yn,Ur=new H.Vector3(0,0,1),W=new H.Quaternion,pe=new H.Quaternion,B=new H.Euler(0,0,0,"YXZ"),Ge=class{constructor(t,e,n,i,r){this.humanoid=t,this.rangeMapHorizontalInner=e,this.rangeMapHorizontalOuter=n,this.rangeMapVerticalDown=i,this.rangeMapVerticalUp=r,this.faceFront=new H.Vector3(0,0,1),this._restQuatLeftEye=new H.Quaternion,this._restQuatRightEye=new H.Quaternion,this._restLeftEyeParentWorldQuat=new H.Quaternion,this._restRightEyeParentWorldQuat=new H.Quaternion;let o=this.humanoid.getRawBoneNode("leftEye"),s=this.humanoid.getRawBoneNode("rightEye");o&&(this._restQuatLeftEye.copy(o.quaternion),at(o.parent,this._restLeftEyeParentWorldQuat)),s&&(this._restQuatRightEye.copy(s.quaternion),at(s.parent,this._restRightEyeParentWorldQuat))}applyYawPitch(t,e){let n=this.humanoid.getRawBoneNode("leftEye"),i=this.humanoid.getRawBoneNode("rightEye"),r=this.humanoid.getNormalizedBoneNode("leftEye"),o=this.humanoid.getNormalizedBoneNode("rightEye");n&&(e<0?B.x=-H.MathUtils.DEG2RAD*this.rangeMapVerticalDown.map(-e):B.x=H.MathUtils.DEG2RAD*this.rangeMapVerticalUp.map(e),t<0?B.y=-H.MathUtils.DEG2RAD*this.rangeMapHorizontalInner.map(-t):B.y=H.MathUtils.DEG2RAD*this.rangeMapHorizontalOuter.map(t),W.setFromEuler(B),this._getWorldFaceFrontQuat(pe),r.quaternion.copy(pe).multiply(W).multiply(pe.invert()),W.copy(this._restLeftEyeParentWorldQuat),n.quaternion.copy(r.quaternion).multiply(W).premultiply(W.invert()).multiply(this._restQuatLeftEye)),i&&(e<0?B.x=-H.MathUtils.DEG2RAD*this.rangeMapVerticalDown.map(-e):B.x=H.MathUtils.DEG2RAD*this.rangeMapVerticalUp.map(e),t<0?B.y=-H.MathUtils.DEG2RAD*this.rangeMapHorizontalOuter.map(-t):B.y=H.MathUtils.DEG2RAD*this.rangeMapHorizontalInner.map(t),W.setFromEuler(B),this._getWorldFaceFrontQuat(pe),o.quaternion.copy(pe).multiply(W).multiply(pe.invert()),W.copy(this._restRightEyeParentWorldQuat),i.quaternion.copy(o.quaternion).multiply(W).premultiply(W.invert()).multiply(this._restQuatRightEye))}lookAt(t){console.warn("VRMLookAtBoneApplier: lookAt() is deprecated. use apply() instead.");let e=H.MathUtils.RAD2DEG*t.y,n=H.MathUtils.RAD2DEG*t.x;this.applyYawPitch(e,n)}_getWorldFaceFrontQuat(t){if(this.faceFront.distanceToSquared(Ur)<.01)return t.identity();let[e,n]=We(this.faceFront);return B.set(0,.5*Math.PI+e,n,"YZX"),t.setFromEuler(B)}};Ge.type="bone";var ut=class{constructor(t,e,n,i,r){this.expressions=t,this.rangeMapHorizontalInner=e,this.rangeMapHorizontalOuter=n,this.rangeMapVerticalDown=i,this.rangeMapVerticalUp=r}applyYawPitch(t,e){e<0?(this.expressions.setValue("lookDown",0),this.expressions.setValue("lookUp",this.rangeMapVerticalUp.map(-e))):(this.expressions.setValue("lookUp",0),this.expressions.setValue("lookDown",this.rangeMapVerticalDown.map(e))),t<0?(this.expressions.setValue("lookLeft",0),this.expressions.setValue("lookRight",this.rangeMapHorizontalOuter.map(-t))):(this.expressions.setValue("lookRight",0),this.expressions.setValue("lookLeft",this.rangeMapHorizontalOuter.map(t)))}lookAt(t){console.warn("VRMLookAtBoneApplier: lookAt() is deprecated. use apply() instead.");let e=lt.MathUtils.RAD2DEG*t.y,n=lt.MathUtils.RAD2DEG*t.x;this.applyYawPitch(e,n)}};ut.type="expression";var Vn=class{constructor(t,e){this.inputMaxValue=t,this.outputScale=e}map(t){return this.outputScale*Un(t/this.inputMaxValue)}},Br=new Set(["1.0","1.0-beta"]),ke=.01,gt=class{get name(){return"VRMLookAtLoaderPlugin"}constructor(t,e){this.parser=t,this.helperRoot=e==null?void 0:e.helperRoot}afterRoot(t){return T(this,null,function*(){let e=t.userData.vrmHumanoid;if(e===null)return;if(e===void 0)throw new Error("VRMLookAtLoaderPlugin: vrmHumanoid is undefined. VRMHumanoidLoaderPlugin have to be used first");let n=t.userData.vrmExpressionManager;if(n!==null){if(n===void 0)throw new Error("VRMLookAtLoaderPlugin: vrmExpressionManager is undefined. VRMExpressionLoaderPlugin have to be used first");t.userData.vrmLookAt=yield this._import(t,e,n)}})}_import(t,e,n){return T(this,null,function*(){if(e==null||n==null)return null;let i=yield this._v1Import(t,e,n);if(i)return i;let r=yield this._v0Import(t,e,n);return r||null})}_v1Import(t,e,n){return T(this,null,function*(){var i,r,o;let s=this.parser.json;if(!(((i=s.extensionsUsed)==null?void 0:i.indexOf("VRMC_vrm"))!==-1))return null;let a=(r=s.extensions)==null?void 0:r.VRMC_vrm;if(!a)return null;let u=a.specVersion;if(!Br.has(u))return console.warn(`VRMLookAtLoaderPlugin: Unknown VRMC_vrm specVersion "${u}"`),null;let d=a.lookAt;if(!d)return null;let h=d.type==="expression"?1:10,c=this._v1ImportRangeMap(d.rangeMapHorizontalInner,h),p=this._v1ImportRangeMap(d.rangeMapHorizontalOuter,h),f=this._v1ImportRangeMap(d.rangeMapVerticalDown,h),m=this._v1ImportRangeMap(d.rangeMapVerticalUp,h),g;d.type==="expression"?g=new ut(n,c,p,f,m):g=new Ge(e,c,p,f,m);let _=this._importLookAt(e,g);return _.offsetFromHeadBone.fromArray((o=d.offsetFromHeadBone)!=null?o:[0,.06,0]),_})}_v1ImportRangeMap(t,e){var n,i;let r=(n=t==null?void 0:t.inputMaxValue)!=null?n:90,o=(i=t==null?void 0:t.outputScale)!=null?i:e;return r<ke&&(console.warn("VRMLookAtLoaderPlugin: inputMaxValue of a range map is too small. Consider reviewing the range map!"),r=ke),new Vn(r,o)}_v0Import(t,e,n){return T(this,null,function*(){var i,r,o,s;let a=(i=this.parser.json.extensions)==null?void 0:i.VRM;if(!a)return null;let u=a.firstPerson;if(!u)return null;let d=u.lookAtTypeName==="BlendShape"?1:10,h=this._v0ImportDegreeMap(u.lookAtHorizontalInner,d),c=this._v0ImportDegreeMap(u.lookAtHorizontalOuter,d),p=this._v0ImportDegreeMap(u.lookAtVerticalDown,d),f=this._v0ImportDegreeMap(u.lookAtVerticalUp,d),m;u.lookAtTypeName==="BlendShape"?m=new ut(n,h,c,p,f):m=new Ge(e,h,c,p,f);let g=this._importLookAt(e,m);return u.firstPersonBoneOffset?g.offsetFromHeadBone.set((r=u.firstPersonBoneOffset.x)!=null?r:0,(o=u.firstPersonBoneOffset.y)!=null?o:.06,-((s=u.firstPersonBoneOffset.z)!=null?s:0)):g.offsetFromHeadBone.set(0,.06,0),g.faceFront.set(0,0,-1),m instanceof Ge&&m.faceFront.set(0,0,-1),g})}_v0ImportDegreeMap(t,e){var n,i;let r=t==null?void 0:t.curve;JSON.stringify(r)!=="[0,0,0,1,1,1,1,0]"&&console.warn("Curves of LookAtDegreeMap defined in VRM 0.0 are not supported");let o=(n=t==null?void 0:t.xRange)!=null?n:90,s=(i=t==null?void 0:t.yRange)!=null?i:e;return o<ke&&(console.warn("VRMLookAtLoaderPlugin: xRange of a degree map is too small. Consider reviewing the degree map!"),o=ke),new Vn(o,s)}_importLookAt(t,e){let n=new Or(t,e);if(this.helperRoot){let i=new Ar(n);this.helperRoot.add(i),i.renderOrder=this.helperRoot.renderOrder}return n}},fs={Bone:"bone",Expression:"expression"};function Nr(t,e){return typeof t!="string"||t===""?"":(/^https?:\/\//i.test(e)&&/^\//.test(t)&&(e=e.replace(/(^https?:\/\/[^/]+).*/i,"$1")),/^(https?:)?\/\//i.test(t)||/^data:.*,.*$/i.test(t)||/^blob:.*$/i.test(t)?t:e+t)}var Dr=new Set(["1.0","1.0-beta"]),_t=class{get name(){return"VRMMetaLoaderPlugin"}constructor(t,e){var n,i,r;this.parser=t,this.needThumbnailImage=(n=e==null?void 0:e.needThumbnailImage)!=null?n:!1,this.acceptLicenseUrls=(i=e==null?void 0:e.acceptLicenseUrls)!=null?i:["https://vrm.dev/licenses/1.0/"],this.acceptV0Meta=(r=e==null?void 0:e.acceptV0Meta)!=null?r:!0}afterRoot(t){return T(this,null,function*(){t.userData.vrmMeta=yield this._import(t)})}_import(t){return T(this,null,function*(){let e=yield this._v1Import(t);if(e!=null)return e;let n=yield this._v0Import(t);return n!=null?n:null})}_v1Import(t){return T(this,null,function*(){var e,n,i;let r=this.parser.json;if(!(((e=r.extensionsUsed)==null?void 0:e.indexOf("VRMC_vrm"))!==-1))return null;let s=(n=r.extensions)==null?void 0:n.VRMC_vrm;if(s==null)return null;let l=s.specVersion;if(!Dr.has(l))return console.warn(`VRMMetaLoaderPlugin: Unknown VRMC_vrm specVersion "${l}"`),null;let a=s.meta;if(!a)return null;let u=a.licenseUrl;if(!new Set(this.acceptLicenseUrls).has(u))throw new Error(`VRMMetaLoaderPlugin: The license url "${u}" is not accepted`);let h;return this.needThumbnailImage&&a.thumbnailImage!=null&&(h=(i=yield this._extractGLTFImage(a.thumbnailImage))!=null?i:void 0),{metaVersion:"1",name:a.name,version:a.version,authors:a.authors,copyrightInformation:a.copyrightInformation,contactInformation:a.contactInformation,references:a.references,thirdPartyLicenses:a.thirdPartyLicenses,thumbnailImage:h,licenseUrl:a.licenseUrl,avatarPermission:a.avatarPermission,allowExcessivelyViolentUsage:a.allowExcessivelyViolentUsage,allowExcessivelySexualUsage:a.allowExcessivelySexualUsage,commercialUsage:a.commercialUsage,allowPoliticalOrReligiousUsage:a.allowPoliticalOrReligiousUsage,allowAntisocialOrHateUsage:a.allowAntisocialOrHateUsage,creditNotation:a.creditNotation,allowRedistribution:a.allowRedistribution,modification:a.modification,otherLicenseUrl:a.otherLicenseUrl}})}_v0Import(t){return T(this,null,function*(){var e;let i=(e=this.parser.json.extensions)==null?void 0:e.VRM;if(!i)return null;let r=i.meta;if(!r)return null;if(!this.acceptV0Meta)throw new Error("VR