this.array.constructor(t),this.itemSize,this.normalized)}else return e.interleavedBuffers===void 0&&(e.interleavedBuffers={}),e.interleavedBuffers[this.data.uuid]===void 0&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new i(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(e===void 0){Br("InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");let t=[];for(let n=0;n1)?null:t.copy(e.start).addScaledVector(s,a)}intersectsLine(e){let t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){let n=t||Hp.getNormalMatrix(e),s=this.coplanarPoint(zc).applyMatrix4(e),r=this.normal.applyMatrix3(n).normalize();return this.constant=-s.dot(r),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return new this.constructor().copy(this)}toJSON(){return{normal:this.normal.toArray(),constant:this.constant}}fromJSON(e){return this.normal.fromArray(e.normal),this.constant=e.constant,this}},kp=0,Nn=class extends ai{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:kp++}),this.uuid=yi(),this.name="",this.type="Material",this.blending=nr,this.side=Vi,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=hh,this.blendDst=uh,this.blendEquation=hs,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new ge(0,0,0),this.blendAlpha=0,this.depthFunc=ks,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=Od,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=ho,this.stencilZFail=ho,this.stencilZPass=ho,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.allowOverride=!0,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(e!==void 0)for(let t in e){let n=e[t];if(n===void 0){Be(`Material: parameter '${t}' has value of undefined.`);continue}let s=this[t];if(s===void 0){Be(`Material: '${t}' is not a property of THREE.${this.type}.`);continue}s&&s.isColor?s.set(n):s&&s.isVector2&&n&&n.isVector2||s&&s.isEuler&&n&&n.isEuler||s&&s.isVector3&&n&&n.isVector3?s.copy(n):this[t]=n}}toJSON(e){let t=e===void 0||typeof e=="string";t&&(e={textures:{},images:{}});let n={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};n.uuid=this.uuid,n.type=this.type,n.blending=this.blending,n.side=this.side,n.shadowSide=this.shadowSide,n.vertexColors=this.vertexColors,n.opacity=this.opacity,n.transparent=this