From ee6e6e7b76ef8f4f87c3b527af7a63975672ddfe Mon Sep 17 00:00:00 2001 From: "Mr.doob" Date: Sun, 14 May 2017 08:26:26 -0700 Subject: [PATCH] Updated builds. --- build/three.js | 163 +++------- build/three.min.js | 684 +++++++++++++++++++++--------------------- build/three.module.js | 163 +++------- 3 files changed, 425 insertions(+), 585 deletions(-) diff --git a/build/three.js b/build/three.js index 916860ff17..a635a6cc25 100644 --- a/build/three.js +++ b/build/three.js @@ -756,17 +756,11 @@ clampScalar: function () { - var min, max; + var min = new Vector2(); + var max = new Vector2(); return function clampScalar( minVal, maxVal ) { - if ( min === undefined ) { - - min = new Vector2(); - max = new Vector2(); - - } - min.set( minVal, minVal ); max.set( maxVal, maxVal ); @@ -2325,7 +2319,8 @@ // assumes direction vectors vFrom and vTo are normalized - var v1, r; + var v1 = new Vector3(); + var r; var EPS = 0.000001; @@ -2811,7 +2806,7 @@ applyEuler: function () { - var quaternion; + var quaternion = new Quaternion(); return function applyEuler( euler ) { @@ -2821,8 +2816,6 @@ } - if ( quaternion === undefined ) quaternion = new Quaternion(); - return this.applyQuaternion( quaternion.setFromEuler( euler ) ); }; @@ -2831,12 +2824,10 @@ applyAxisAngle: function () { - var quaternion; + var quaternion = new Quaternion(); return function applyAxisAngle( axis, angle ) { - if ( quaternion === undefined ) quaternion = new Quaternion(); - return this.applyQuaternion( quaternion.setFromAxisAngle( axis, angle ) ); }; @@ -2894,12 +2885,10 @@ project: function () { - var matrix; + var matrix = new Matrix4(); return function project( camera ) { - if ( matrix === undefined ) matrix = new Matrix4(); - matrix.multiplyMatrices( camera.projectionMatrix, matrix.getInverse( camera.matrixWorld ) ); return this.applyMatrix4( matrix ); @@ -2909,12 +2898,10 @@ unproject: function () { - var matrix; + var matrix = new Matrix4(); return function unproject( camera ) { - if ( matrix === undefined ) matrix = new Matrix4(); - matrix.multiplyMatrices( camera.matrixWorld, matrix.getInverse( camera.projectionMatrix ) ); return this.applyMatrix4( matrix ); @@ -2988,17 +2975,11 @@ clampScalar: function () { - var min, max; + var min = new Vector3(); + var max = new Vector3(); return function clampScalar( minVal, maxVal ) { - if ( min === undefined ) { - - min = new Vector3(); - max = new Vector3(); - - } - min.set( minVal, minVal, minVal ); max.set( maxVal, maxVal, maxVal ); @@ -3162,12 +3143,10 @@ projectOnPlane: function () { - var v1; + var v1 = new Vector3(); return function projectOnPlane( planeNormal ) { - if ( v1 === undefined ) v1 = new Vector3(); - v1.copy( this ).projectOnVector( planeNormal ); return this.sub( v1 ); @@ -3181,12 +3160,10 @@ // reflect incident vector off plane orthogonal to normal // normal is assumed to have unit length - var v1; + var v1 = new Vector3(); return function reflect( normal ) { - if ( v1 === undefined ) v1 = new Vector3(); - return this.sub( v1.copy( normal ).multiplyScalar( 2 * this.dot( normal ) ) ); }; @@ -3442,12 +3419,10 @@ extractRotation: function () { - var v1; + var v1 = new Vector3(); return function extractRotation( m ) { - if ( v1 === undefined ) v1 = new Vector3(); - var te = this.elements; var me = m.elements; @@ -3640,18 +3615,12 @@ lookAt: function () { - var x, y, z; + var x = new Vector3(); + var y = new Vector3(); + var z = new Vector3(); return function lookAt( eye, target, up ) { - if ( x === undefined ) { - - x = new Vector3(); - y = new Vector3(); - z = new Vector3(); - - } - var te = this.elements; z.subVectors( eye, target ); @@ -3763,12 +3732,10 @@ applyToBufferAttribute: function () { - var v1; + var v1 = new Vector3(); return function applyToBufferAttribute( attribute ) { - if ( v1 === undefined ) v1 = new Vector3(); - for ( var i = 0, l = attribute.count; i < l; i ++ ) { v1.x = attribute.getX( i ); @@ -4085,17 +4052,11 @@ decompose: function () { - var vector, matrix; + var vector = new Vector3(); + var matrix = new Matrix4(); return function decompose( position, quaternion, scale ) { - if ( vector === undefined ) { - - vector = new Vector3(); - matrix = new Matrix4(); - - } - var te = this.elements; var sx = vector.set( te[ 0 ], te[ 1 ], te[ 2 ] ).length(); @@ -7979,12 +7940,10 @@ intersectsSphere: ( function () { - var closestPoint; + var closestPoint = new Vector3(); return function intersectsSphere( sphere ) { - if ( closestPoint === undefined ) closestPoint = new Vector3(); - // Find the point on the AABB closest to the sphere center. this.clampPoint( sphere.center, closestPoint ); @@ -8179,12 +8138,10 @@ setFromPoints: function () { - var box; + var box = new Box3(); return function setFromPoints( points, optionalCenter ) { - if ( box === undefined ) box = new Box3(); // see #10547 - var center = this.center; if ( optionalCenter !== undefined ) { @@ -8421,12 +8378,10 @@ applyToBufferAttribute: function () { - var v1; + var v1 = new Vector3(); return function applyToBufferAttribute( attribute ) { - if ( v1 === undefined ) v1 = new Vector3(); - for ( var i = 0, l = attribute.count; i < l; i ++ ) { v1.x = attribute.getX( i ); @@ -10311,12 +10266,10 @@ setFromQuaternion: function () { - var matrix; + var matrix = new Matrix4(); return function setFromQuaternion( q, order, update ) { - if ( matrix === undefined ) matrix = new Matrix4(); - matrix.makeRotationFromQuaternion( q ); return this.setFromRotationMatrix( matrix, order, update ); @@ -11510,19 +11463,13 @@ closestPointToPoint: function () { - var plane, edgeList, projectedPoint, closestPoint; + var plane = new Plane(); + var edgeList = [ new Line3(), new Line3(), new Line3() ]; + var projectedPoint = new Vector3(); + var closestPoint = new Vector3(); return function closestPointToPoint( point, optionalTarget ) { - if ( plane === undefined ) { - - plane = new Plane(); - edgeList = [ new Line3(), new Line3(), new Line3() ]; - projectedPoint = new Vector3(); - closestPoint = new Vector3(); - - } - var result = optionalTarget || new Vector3(); var minDistance = Infinity; @@ -12553,12 +12500,10 @@ // rotate geometry around world x-axis - var m1; + var m1 = new Matrix4(); return function rotateX( angle ) { - if ( m1 === undefined ) m1 = new Matrix4(); - m1.makeRotationX( angle ); this.applyMatrix( m1 ); @@ -12573,12 +12518,10 @@ // rotate geometry around world y-axis - var m1; + var m1 = new Matrix4(); return function rotateY( angle ) { - if ( m1 === undefined ) m1 = new Matrix4(); - m1.makeRotationY( angle ); this.applyMatrix( m1 ); @@ -12593,12 +12536,10 @@ // rotate geometry around world z-axis - var m1; + var m1 = new Matrix4(); return function rotateZ( angle ) { - if ( m1 === undefined ) m1 = new Matrix4(); - m1.makeRotationZ( angle ); this.applyMatrix( m1 ); @@ -12613,12 +12554,10 @@ // translate geometry - var m1; + var m1 = new Matrix4(); return function translate( x, y, z ) { - if ( m1 === undefined ) m1 = new Matrix4(); - m1.makeTranslation( x, y, z ); this.applyMatrix( m1 ); @@ -12633,12 +12572,10 @@ // scale geometry - var m1; + var m1 = new Matrix4(); return function scale( x, y, z ) { - if ( m1 === undefined ) m1 = new Matrix4(); - m1.makeScale( x, y, z ); this.applyMatrix( m1 ); @@ -12651,12 +12588,10 @@ lookAt: function () { - var obj; + var obj = new Object3D(); return function lookAt( vector ) { - if ( obj === undefined ) obj = new Object3D(); - obj.lookAt( vector ); obj.updateMatrix(); @@ -14051,12 +13986,10 @@ // rotate geometry around world x-axis - var m1; + var m1 = new Matrix4(); return function rotateX( angle ) { - if ( m1 === undefined ) m1 = new Matrix4(); - m1.makeRotationX( angle ); this.applyMatrix( m1 ); @@ -14071,12 +14004,10 @@ // rotate geometry around world y-axis - var m1; + var m1 = new Matrix4(); return function rotateY( angle ) { - if ( m1 === undefined ) m1 = new Matrix4(); - m1.makeRotationY( angle ); this.applyMatrix( m1 ); @@ -14091,12 +14022,10 @@ // rotate geometry around world z-axis - var m1; + var m1 = new Matrix4(); return function rotateZ( angle ) { - if ( m1 === undefined ) m1 = new Matrix4(); - m1.makeRotationZ( angle ); this.applyMatrix( m1 ); @@ -14111,12 +14040,10 @@ // translate geometry - var m1; + var m1 = new Matrix4(); return function translate( x, y, z ) { - if ( m1 === undefined ) m1 = new Matrix4(); - m1.makeTranslation( x, y, z ); this.applyMatrix( m1 ); @@ -14131,12 +14058,10 @@ // scale geometry - var m1; + var m1 = new Matrix4(); return function scale( x, y, z ) { - if ( m1 === undefined ) m1 = new Matrix4(); - m1.makeScale( x, y, z ); this.applyMatrix( m1 ); @@ -14149,12 +14074,10 @@ lookAt: function () { - var obj; + var obj = new Object3D(); return function lookAt( vector ) { - if ( obj === undefined ) obj = new Object3D(); - obj.lookAt( vector ); obj.updateMatrix(); @@ -32603,14 +32526,12 @@ CustomBlending: CustomBlending }; - var color, textureLoader, materialLoader; + var color = new Color(); + var textureLoader = new TextureLoader(); + var materialLoader = new MaterialLoader(); return function createMaterial( m, texturePath, crossOrigin ) { - if ( color === undefined ) color = new Color(); - if ( textureLoader === undefined ) textureLoader = new TextureLoader(); - if ( materialLoader === undefined ) materialLoader = new MaterialLoader(); - // convert from old material format var textures = {}; diff --git a/build/three.min.js b/build/three.min.js index 5e8777b84c..88a2fa7cf6 100644 --- a/build/three.min.js +++ b/build/three.min.js @@ -277,10 +277,10 @@ b){return a+Math.random()*(b-a)},randFloatSpread:function(a){return a*(.5-Math.r set:function(a){this.y=a}}});Object.assign(E.prototype,{isVector2:!0,set:function(a,b){this.x=a;this.y=b;return this},setScalar:function(a){this.y=this.x=a;return this},setX:function(a){this.x=a;return this},setY:function(a){this.y=a;return this},setComponent:function(a,b){switch(a){case 0:this.x=b;break;case 1:this.y=b;break;default:throw Error("index is out of range: "+a);}return this},getComponent:function(a){switch(a){case 0:return this.x;case 1:return this.y;default:throw Error("index is out of range: "+ a);}},clone:function(){return new this.constructor(this.x,this.y)},copy:function(a){this.x=a.x;this.y=a.y;return this},add:function(a,b){if(void 0!==b)return console.warn("THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead."),this.addVectors(a,b);this.x+=a.x;this.y+=a.y;return this},addScalar:function(a){this.x+=a;this.y+=a;return this},addVectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;return this},addScaledVector:function(a,b){this.x+=a.x*b;this.y+=a.y*b;return this}, sub:function(a,b){if(void 0!==b)return console.warn("THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(a,b);this.x-=a.x;this.y-=a.y;return this},subScalar:function(a){this.x-=a;this.y-=a;return this},subVectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;return this},multiply:function(a){this.x*=a.x;this.y*=a.y;return this},multiplyScalar:function(a){this.x*=a;this.y*=a;return this},divide:function(a){this.x/=a.x;this.y/=a.y;return this},divideScalar:function(a){return this.multiplyScalar(1/ -a)},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,a.y);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);return this},clamp:function(a,b){this.x=Math.max(a.x,Math.min(b.x,this.x));this.y=Math.max(a.y,Math.min(b.y,this.y));return this},clampScalar:function(){var a,b;return function(c,d){void 0===a&&(a=new E,b=new E);a.set(c,c);b.set(d,d);return this.clamp(a,b)}}(),clampLength:function(a,b){var c=this.length();return this.multiplyScalar(Math.max(a, -Math.min(b,c))/c)},floor:function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):Math.floor(this.y);return this},negate:function(){this.x=-this.x;this.y=-this.y;return this},dot:function(a){return this.x*a.x+this.y* -a.y},lengthSq:function(){return this.x*this.x+this.y*this.y},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)},normalize:function(){return this.divideScalar(this.length())},angle:function(){var a=Math.atan2(this.y,this.x);0>a&&(a+=2*Math.PI);return a},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var b=this.x-a.x;a=this.y-a.y;return b*b+a*a},distanceToManhattan:function(a){return Math.abs(this.x- -a.x)+Math.abs(this.y-a.y)},setLength:function(a){return this.multiplyScalar(a/this.length())},lerp:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;return this},lerpVectors:function(a,b,c){return this.subVectors(b,a).multiplyScalar(c).add(a)},equals:function(a){return a.x===this.x&&a.y===this.y},fromArray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;return a},fromBufferAttribute:function(a, +a)},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,a.y);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);return this},clamp:function(a,b){this.x=Math.max(a.x,Math.min(b.x,this.x));this.y=Math.max(a.y,Math.min(b.y,this.y));return this},clampScalar:function(){var a=new E,b=new E;return function(c,d){a.set(c,c);b.set(d,d);return this.clamp(a,b)}}(),clampLength:function(a,b){var c=this.length();return this.multiplyScalar(Math.max(a,Math.min(b,c))/ +c)},floor:function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):Math.floor(this.y);return this},negate:function(){this.x=-this.x;this.y=-this.y;return this},dot:function(a){return this.x*a.x+this.y*a.y},lengthSq:function(){return this.x* +this.x+this.y*this.y},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)},normalize:function(){return this.divideScalar(this.length())},angle:function(){var a=Math.atan2(this.y,this.x);0>a&&(a+=2*Math.PI);return a},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var b=this.x-a.x;a=this.y-a.y;return b*b+a*a},distanceToManhattan:function(a){return Math.abs(this.x-a.x)+ +Math.abs(this.y-a.y)},setLength:function(a){return this.multiplyScalar(a/this.length())},lerp:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;return this},lerpVectors:function(a,b,c){return this.subVectors(b,a).multiplyScalar(c).add(a)},equals:function(a){return a.x===this.x&&a.y===this.y},fromArray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;return a},fromBufferAttribute:function(a, b,c){void 0!==c&&console.warn("THREE.Vector2: offset has been removed from .fromBufferAttribute().");this.x=a.getX(b);this.y=a.getY(b);return this},rotateAround:function(a,b){var c=Math.cos(b),d=Math.sin(b),e=this.x-a.x,f=this.y-a.y;this.x=e*c-f*d+a.x;this.y=e*d+f*c+a.y;return this}});var jf=0;X.DEFAULT_IMAGE=void 0;X.DEFAULT_MAPPING=300;Object.defineProperty(X.prototype,"needsUpdate",{set:function(a){!0===a&&this.version++}});Object.assign(X.prototype,sa.prototype,{constructor:X,isTexture:!0,clone:function(){return(new this.constructor).copy(this)}, copy:function(a){this.name=a.name;this.image=a.image;this.mipmaps=a.mipmaps.slice(0);this.mapping=a.mapping;this.wrapS=a.wrapS;this.wrapT=a.wrapT;this.magFilter=a.magFilter;this.minFilter=a.minFilter;this.anisotropy=a.anisotropy;this.format=a.format;this.type=a.type;this.offset.copy(a.offset);this.repeat.copy(a.repeat);this.generateMipmaps=a.generateMipmaps;this.premultiplyAlpha=a.premultiplyAlpha;this.flipY=a.flipY;this.unpackAlignment=a.unpackAlignment;this.encoding=a.encoding;return this},toJSON:function(a){if(void 0!== a.textures[this.uuid])return a.textures[this.uuid];var b={metadata:{version:4.5,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,mapping:this.mapping,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],wrap:[this.wrapS,this.wrapT],minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY};if(void 0!==this.image){var c=this.image;void 0===c.uuid&&(c.uuid=Y.generateUUID());if(void 0===a.images[c.uuid]){var d=a.images, @@ -303,8 +303,8 @@ m+c*c),h*=g,k*=g,m*=g,c*=g)}a[b]=h;a[b+1]=k;a[b+2]=m;a[b+3]=c}});Object.definePr a;this._y=b;this._z=c;this._w=d;this.onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._w)},copy:function(a){this._x=a.x;this._y=a.y;this._z=a.z;this._w=a.w;this.onChangeCallback();return this},setFromEuler:function(a,b){if(!1===(a&&a.isEuler))throw Error("THREE.Quaternion: .setFromEuler() now expects an Euler rotation rather than a Vector3 and order.");var c=a._x,d=a._y,e=a._z,f=a.order,g=Math.cos,h=Math.sin,k=g(c/2),m=g(d/2),g=g(e/2),c=h(c/ 2),d=h(d/2),e=h(e/2);"XYZ"===f?(this._x=c*m*g+k*d*e,this._y=k*d*g-c*m*e,this._z=k*m*e+c*d*g,this._w=k*m*g-c*d*e):"YXZ"===f?(this._x=c*m*g+k*d*e,this._y=k*d*g-c*m*e,this._z=k*m*e-c*d*g,this._w=k*m*g+c*d*e):"ZXY"===f?(this._x=c*m*g-k*d*e,this._y=k*d*g+c*m*e,this._z=k*m*e+c*d*g,this._w=k*m*g-c*d*e):"ZYX"===f?(this._x=c*m*g-k*d*e,this._y=k*d*g+c*m*e,this._z=k*m*e-c*d*g,this._w=k*m*g+c*d*e):"YZX"===f?(this._x=c*m*g+k*d*e,this._y=k*d*g+c*m*e,this._z=k*m*e-c*d*g,this._w=k*m*g-c*d*e):"XZY"===f&&(this._x= c*m*g-k*d*e,this._y=k*d*g-c*m*e,this._z=k*m*e+c*d*g,this._w=k*m*g+c*d*e);if(!1!==b)this.onChangeCallback();return this},setFromAxisAngle:function(a,b){var c=b/2,d=Math.sin(c);this._x=a.x*d;this._y=a.y*d;this._z=a.z*d;this._w=Math.cos(c);this.onChangeCallback();return this},setFromRotationMatrix:function(a){var b=a.elements,c=b[0];a=b[4];var d=b[8],e=b[1],f=b[5],g=b[9],h=b[2],k=b[6],b=b[10],m=c+f+b;0f&&c>b?(c= -2*Math.sqrt(1+c-f-b),this._w=(k-g)/c,this._x=.25*c,this._y=(a+e)/c,this._z=(d+h)/c):f>b?(c=2*Math.sqrt(1+f-c-b),this._w=(d-h)/c,this._x=(a+e)/c,this._y=.25*c,this._z=(g+k)/c):(c=2*Math.sqrt(1+b-c-f),this._w=(e-a)/c,this._x=(d+h)/c,this._y=(g+k)/c,this._z=.25*c);this.onChangeCallback();return this},setFromUnitVectors:function(){var a,b;return function(c,d){void 0===a&&(a=new p);b=c.dot(d)+1;1E-6>b?(b=0,Math.abs(c.x)>Math.abs(c.z)?a.set(-c.y,c.x,0):a.set(0,-c.z,c.y)):a.crossVectors(c,d);this._x=a.x; -this._y=a.y;this._z=a.z;this._w=b;return this.normalize()}}(),inverse:function(){return this.conjugate().normalize()},conjugate:function(){this._x*=-1;this._y*=-1;this._z*=-1;this.onChangeCallback();return this},dot:function(a){return this._x*a._x+this._y*a._y+this._z*a._z+this._w*a._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var a= +2*Math.sqrt(1+c-f-b),this._w=(k-g)/c,this._x=.25*c,this._y=(a+e)/c,this._z=(d+h)/c):f>b?(c=2*Math.sqrt(1+f-c-b),this._w=(d-h)/c,this._x=(a+e)/c,this._y=.25*c,this._z=(g+k)/c):(c=2*Math.sqrt(1+b-c-f),this._w=(e-a)/c,this._x=(d+h)/c,this._y=(g+k)/c,this._z=.25*c);this.onChangeCallback();return this},setFromUnitVectors:function(){var a=new p,b;return function(c,d){void 0===a&&(a=new p);b=c.dot(d)+1;1E-6>b?(b=0,Math.abs(c.x)>Math.abs(c.z)?a.set(-c.y,c.x,0):a.set(0,-c.z,c.y)):a.crossVectors(c,d);this._x= +a.x;this._y=a.y;this._z=a.z;this._w=b;return this.normalize()}}(),inverse:function(){return this.conjugate().normalize()},conjugate:function(){this._x*=-1;this._y*=-1;this._z*=-1;this.onChangeCallback();return this},dot:function(a){return this._x*a._x+this._y*a._y+this._z*a._z+this._w*a._w},lengthSq:function(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w},length:function(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)},normalize:function(){var a= this.length();0===a?(this._z=this._y=this._x=0,this._w=1):(a=1/a,this._x*=a,this._y*=a,this._z*=a,this._w*=a);this.onChangeCallback();return this},multiply:function(a,b){return void 0!==b?(console.warn("THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead."),this.multiplyQuaternions(a,b)):this.multiplyQuaternions(this,a)},premultiply:function(a){return this.multiplyQuaternions(a,this)},multiplyQuaternions:function(a,b){var c=a._x,d=a._y,e=a._z,f=a._w, g=b._x,h=b._y,k=b._z,m=b._w;this._x=c*m+f*g+d*k-e*h;this._y=d*m+f*h+e*g-c*k;this._z=e*m+f*k+c*h-d*g;this._w=f*m-c*g-d*h-e*k;this.onChangeCallback();return this},slerp:function(a,b){if(0===b)return this;if(1===b)return this.copy(a);var c=this._x,d=this._y,e=this._z,f=this._w,g=f*a._w+c*a._x+d*a._y+e*a._z;0>g?(this._w=-a._w,this._x=-a._x,this._y=-a._y,this._z=-a._z,g=-g):this.copy(a);if(1<=g)return this._w=f,this._x=c,this._y=d,this._z=e,this;var h=Math.sqrt(1-g*g);if(.001>Math.abs(h))return this._w= .5*(f+this._w),this._x=.5*(c+this._x),this._y=.5*(d+this._y),this._z=.5*(e+this._z),this;var k=Math.atan2(h,g),g=Math.sin((1-b)*k)/h,h=Math.sin(b*k)/h;this._w=f*g+this._w*h;this._x=c*g+this._x*h;this._y=d*g+this._y*h;this._z=e*g+this._z*h;this.onChangeCallback();return this},equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._w===this._w},fromArray:function(a,b){void 0===b&&(b=0);this._x=a[b];this._y=a[b+1];this._z=a[b+2];this._w=a[b+3];this.onChangeCallback();return this}, @@ -312,33 +312,33 @@ toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this._x;a[b+1]=t b){switch(a){case 0:this.x=b;break;case 1:this.y=b;break;case 2:this.z=b;break;default:throw Error("index is out of range: "+a);}return this},getComponent:function(a){switch(a){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw Error("index is out of range: "+a);}},clone:function(){return new this.constructor(this.x,this.y,this.z)},copy:function(a){this.x=a.x;this.y=a.y;this.z=a.z;return this},add:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead."), this.addVectors(a,b);this.x+=a.x;this.y+=a.y;this.z+=a.z;return this},addScalar:function(a){this.x+=a;this.y+=a;this.z+=a;return this},addVectors:function(a,b){this.x=a.x+b.x;this.y=a.y+b.y;this.z=a.z+b.z;return this},addScaledVector:function(a,b){this.x+=a.x*b;this.y+=a.y*b;this.z+=a.z*b;return this},sub:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead."),this.subVectors(a,b);this.x-=a.x;this.y-=a.y;this.z-=a.z; return this},subScalar:function(a){this.x-=a;this.y-=a;this.z-=a;return this},subVectors:function(a,b){this.x=a.x-b.x;this.y=a.y-b.y;this.z=a.z-b.z;return this},multiply:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead."),this.multiplyVectors(a,b);this.x*=a.x;this.y*=a.y;this.z*=a.z;return this},multiplyScalar:function(a){this.x*=a;this.y*=a;this.z*=a;return this},multiplyVectors:function(a,b){this.x=a.x* -b.x;this.y=a.y*b.y;this.z=a.z*b.z;return this},applyEuler:function(){var a;return function(b){!1===(b&&b.isEuler)&&console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order.");void 0===a&&(a=new qa);return this.applyQuaternion(a.setFromEuler(b))}}(),applyAxisAngle:function(){var a;return function(b,c){void 0===a&&(a=new qa);return this.applyQuaternion(a.setFromAxisAngle(b,c))}}(),applyMatrix3:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x= -a[0]*b+a[3]*c+a[6]*d;this.y=a[1]*b+a[4]*c+a[7]*d;this.z=a[2]*b+a[5]*c+a[8]*d;return this},applyMatrix4:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[4]*c+a[8]*d+a[12];this.y=a[1]*b+a[5]*c+a[9]*d+a[13];this.z=a[2]*b+a[6]*c+a[10]*d+a[14];return this.divideScalar(a[3]*b+a[7]*c+a[11]*d+a[15])},applyQuaternion:function(a){var b=this.x,c=this.y,d=this.z,e=a.x,f=a.y,g=a.z;a=a.w;var h=a*b+f*d-g*c,k=a*c+g*b-e*d,m=a*d+e*c-f*b,b=-e*b-f*c-g*d;this.x=h*a+b*-e+k*-g-m*-f;this.y=k*a+b*-f+ -m*-e-h*-g;this.z=m*a+b*-g+h*-f-k*-e;return this},project:function(){var a;return function(b){void 0===a&&(a=new J);a.multiplyMatrices(b.projectionMatrix,a.getInverse(b.matrixWorld));return this.applyMatrix4(a)}}(),unproject:function(){var a;return function(b){void 0===a&&(a=new J);a.multiplyMatrices(b.matrixWorld,a.getInverse(b.projectionMatrix));return this.applyMatrix4(a)}}(),transformDirection:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[4]*c+a[8]*d;this.y=a[1]*b+a[5]* -c+a[9]*d;this.z=a[2]*b+a[6]*c+a[10]*d;return this.normalize()},divide:function(a){this.x/=a.x;this.y/=a.y;this.z/=a.z;return this},divideScalar:function(a){return this.multiplyScalar(1/a)},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,a.y);this.z=Math.min(this.z,a.z);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);this.z=Math.max(this.z,a.z);return this},clamp:function(a,b){this.x=Math.max(a.x,Math.min(b.x,this.x));this.y=Math.max(a.y,Math.min(b.y, -this.y));this.z=Math.max(a.z,Math.min(b.z,this.z));return this},clampScalar:function(){var a,b;return function(c,d){void 0===a&&(a=new p,b=new p);a.set(c,c,c);b.set(d,d,d);return this.clamp(a,b)}}(),clampLength:function(a,b){var c=this.length();return this.multiplyScalar(Math.max(a,Math.min(b,c))/c)},floor:function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);this.z=Math.floor(this.z);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);this.z=Math.ceil(this.z); -return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y);this.z=Math.round(this.z);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):Math.floor(this.y);this.z=0>this.z?Math.ceil(this.z):Math.floor(this.z);return this},negate:function(){this.x=-this.x;this.y=-this.y;this.z=-this.z;return this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z},lengthSq:function(){return this.x*this.x+this.y*this.y+ -this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length())},setLength:function(a){return this.multiplyScalar(a/this.length())},lerp:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;this.z+=(a.z-this.z)*b;return this},lerpVectors:function(a,b,c){return this.subVectors(b,a).multiplyScalar(c).add(a)},cross:function(a, -b){if(void 0!==b)return console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."),this.crossVectors(a,b);var c=this.x,d=this.y,e=this.z;this.x=d*a.z-e*a.y;this.y=e*a.x-c*a.z;this.z=c*a.y-d*a.x;return this},crossVectors:function(a,b){var c=a.x,d=a.y,e=a.z,f=b.x,g=b.y,h=b.z;this.x=d*h-e*g;this.y=e*f-c*h;this.z=c*g-d*f;return this},projectOnVector:function(a){var b=a.dot(this)/a.lengthSq();return this.copy(a).multiplyScalar(b)},projectOnPlane:function(){var a; -return function(b){void 0===a&&(a=new p);a.copy(this).projectOnVector(b);return this.sub(a)}}(),reflect:function(){var a;return function(b){void 0===a&&(a=new p);return this.sub(a.copy(b).multiplyScalar(2*this.dot(b)))}}(),angleTo:function(a){a=this.dot(a)/Math.sqrt(this.lengthSq()*a.lengthSq());return Math.acos(Y.clamp(a,-1,1))},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var b=this.x-a.x,c=this.y-a.y;a=this.z-a.z;return b*b+c*c+a*a},distanceToManhattan:function(a){return Math.abs(this.x- -a.x)+Math.abs(this.y-a.y)+Math.abs(this.z-a.z)},setFromSpherical:function(a){var b=Math.sin(a.phi)*a.radius;this.x=b*Math.sin(a.theta);this.y=Math.cos(a.phi)*a.radius;this.z=b*Math.cos(a.theta);return this},setFromCylindrical:function(a){this.x=a.radius*Math.sin(a.theta);this.y=a.y;this.z=a.radius*Math.cos(a.theta);return this},setFromMatrixPosition:function(a){return this.setFromMatrixColumn(a,3)},setFromMatrixScale:function(a){var b=this.setFromMatrixColumn(a,0).length(),c=this.setFromMatrixColumn(a, -1).length();a=this.setFromMatrixColumn(a,2).length();this.x=b;this.y=c;this.z=a;return this},setFromMatrixColumn:function(a,b){return this.fromArray(a.elements,4*b)},equals:function(a){return a.x===this.x&&a.y===this.y&&a.z===this.z},fromArray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];this.z=a[b+2];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;a[b+2]=this.z;return a},fromBufferAttribute:function(a,b,c){void 0!==c&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute()."); -this.x=a.getX(b);this.y=a.getY(b);this.z=a.getZ(b);return this}});Object.assign(J.prototype,{isMatrix4:!0,set:function(a,b,c,d,e,f,g,h,k,m,u,l,n,t,p,r){var x=this.elements;x[0]=a;x[4]=b;x[8]=c;x[12]=d;x[1]=e;x[5]=f;x[9]=g;x[13]=h;x[2]=k;x[6]=m;x[10]=u;x[14]=l;x[3]=n;x[7]=t;x[11]=p;x[15]=r;return this},identity:function(){this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this},clone:function(){return(new J).fromArray(this.elements)},copy:function(a){var b=this.elements;a=a.elements;b[0]=a[0];b[1]=a[1]; -b[2]=a[2];b[3]=a[3];b[4]=a[4];b[5]=a[5];b[6]=a[6];b[7]=a[7];b[8]=a[8];b[9]=a[9];b[10]=a[10];b[11]=a[11];b[12]=a[12];b[13]=a[13];b[14]=a[14];b[15]=a[15];return this},copyPosition:function(a){var b=this.elements;a=a.elements;b[12]=a[12];b[13]=a[13];b[14]=a[14];return this},extractBasis:function(a,b,c){a.setFromMatrixColumn(this,0);b.setFromMatrixColumn(this,1);c.setFromMatrixColumn(this,2);return this},makeBasis:function(a,b,c){this.set(a.x,b.x,c.x,0,a.y,b.y,c.y,0,a.z,b.z,c.z,0,0,0,0,1);return this}, -extractRotation:function(){var a;return function(b){void 0===a&&(a=new p);var c=this.elements,d=b.elements,e=1/a.setFromMatrixColumn(b,0).length(),f=1/a.setFromMatrixColumn(b,1).length();b=1/a.setFromMatrixColumn(b,2).length();c[0]=d[0]*e;c[1]=d[1]*e;c[2]=d[2]*e;c[4]=d[4]*f;c[5]=d[5]*f;c[6]=d[6]*f;c[8]=d[8]*b;c[9]=d[9]*b;c[10]=d[10]*b;return this}}(),makeRotationFromEuler:function(a){!1===(a&&a.isEuler)&&console.error("THREE.Matrix: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order."); -var b=this.elements,c=a.x,d=a.y,e=a.z,f=Math.cos(c),c=Math.sin(c),g=Math.cos(d),d=Math.sin(d),h=Math.cos(e),e=Math.sin(e);if("XYZ"===a.order){a=f*h;var k=f*e,m=c*h,u=c*e;b[0]=g*h;b[4]=-g*e;b[8]=d;b[1]=k+m*d;b[5]=a-u*d;b[9]=-c*g;b[2]=u-a*d;b[6]=m+k*d;b[10]=f*g}else"YXZ"===a.order?(a=g*h,k=g*e,m=d*h,u=d*e,b[0]=a+u*c,b[4]=m*c-k,b[8]=f*d,b[1]=f*e,b[5]=f*h,b[9]=-c,b[2]=k*c-m,b[6]=u+a*c,b[10]=f*g):"ZXY"===a.order?(a=g*h,k=g*e,m=d*h,u=d*e,b[0]=a-u*c,b[4]=-f*e,b[8]=m+k*c,b[1]=k+m*c,b[5]=f*h,b[9]=u-a*c,b[2]= --f*d,b[6]=c,b[10]=f*g):"ZYX"===a.order?(a=f*h,k=f*e,m=c*h,u=c*e,b[0]=g*h,b[4]=m*d-k,b[8]=a*d+u,b[1]=g*e,b[5]=u*d+a,b[9]=k*d-m,b[2]=-d,b[6]=c*g,b[10]=f*g):"YZX"===a.order?(a=f*g,k=f*d,m=c*g,u=c*d,b[0]=g*h,b[4]=u-a*e,b[8]=m*e+k,b[1]=e,b[5]=f*h,b[9]=-c*h,b[2]=-d*h,b[6]=k*e+m,b[10]=a-u*e):"XZY"===a.order&&(a=f*g,k=f*d,m=c*g,u=c*d,b[0]=g*h,b[4]=-e,b[8]=d*h,b[1]=a*e+u,b[5]=f*h,b[9]=k*e-m,b[2]=m*e-k,b[6]=c*h,b[10]=u*e+a);b[3]=0;b[7]=0;b[11]=0;b[12]=0;b[13]=0;b[14]=0;b[15]=1;return this},makeRotationFromQuaternion:function(a){var b= -this.elements,c=a._x,d=a._y,e=a._z,f=a._w,g=c+c,h=d+d,k=e+e;a=c*g;var m=c*h,c=c*k,u=d*h,d=d*k,e=e*k,g=f*g,h=f*h,f=f*k;b[0]=1-(u+e);b[4]=m-f;b[8]=c+h;b[1]=m+f;b[5]=1-(a+e);b[9]=d-g;b[2]=c-h;b[6]=d+g;b[10]=1-(a+u);b[3]=0;b[7]=0;b[11]=0;b[12]=0;b[13]=0;b[14]=0;b[15]=1;return this},lookAt:function(){var a,b,c;return function(d,e,f){void 0===a&&(a=new p,b=new p,c=new p);var g=this.elements;c.subVectors(d,e);0===c.lengthSq()&&(c.z=1);c.normalize();a.crossVectors(f,c);0===a.lengthSq()&&(c.z+=1E-4,a.crossVectors(f, -c));a.normalize();b.crossVectors(c,a);g[0]=a.x;g[4]=b.x;g[8]=c.x;g[1]=a.y;g[5]=b.y;g[9]=c.y;g[2]=a.z;g[6]=b.z;g[10]=c.z;return this}}(),multiply:function(a,b){return void 0!==b?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(a,b)):this.multiplyMatrices(this,a)},premultiply:function(a){return this.multiplyMatrices(a,this)},multiplyMatrices:function(a,b){var c=a.elements,d=b.elements,e=this.elements,f=c[0],g=c[4], -h=c[8],k=c[12],m=c[1],u=c[5],l=c[9],n=c[13],t=c[2],p=c[6],r=c[10],x=c[14],y=c[3],v=c[7],F=c[11],c=c[15],w=d[0],S=d[4],W=d[8],C=d[12],G=d[1],D=d[5],O=d[9],E=d[13],B=d[2],I=d[6],H=d[10],J=d[14],Q=d[3],K=d[7],V=d[11],d=d[15];e[0]=f*w+g*G+h*B+k*Q;e[4]=f*S+g*D+h*I+k*K;e[8]=f*W+g*O+h*H+k*V;e[12]=f*C+g*E+h*J+k*d;e[1]=m*w+u*G+l*B+n*Q;e[5]=m*S+u*D+l*I+n*K;e[9]=m*W+u*O+l*H+n*V;e[13]=m*C+u*E+l*J+n*d;e[2]=t*w+p*G+r*B+x*Q;e[6]=t*S+p*D+r*I+x*K;e[10]=t*W+p*O+r*H+x*V;e[14]=t*C+p*E+r*J+x*d;e[3]=y*w+v*G+F*B+c*Q;e[7]= -y*S+v*D+F*I+c*K;e[11]=y*W+v*O+F*H+c*V;e[15]=y*C+v*E+F*J+c*d;return this},multiplyScalar:function(a){var b=this.elements;b[0]*=a;b[4]*=a;b[8]*=a;b[12]*=a;b[1]*=a;b[5]*=a;b[9]*=a;b[13]*=a;b[2]*=a;b[6]*=a;b[10]*=a;b[14]*=a;b[3]*=a;b[7]*=a;b[11]*=a;b[15]*=a;return this},applyToBufferAttribute:function(){var a;return function(b){void 0===a&&(a=new p);for(var c=0,d=b.count;cthis.determinant()&&(g=-g);c.x=f[12];c.y=f[13];c.z=f[14];b.copy(this);c=1/g;var f=1/h,m=1/k;b.elements[0]*=c;b.elements[1]*=c;b.elements[2]*=c;b.elements[4]*=f;b.elements[5]*=f;b.elements[6]*=f;b.elements[8]*=m;b.elements[9]*=m;b.elements[10]*=m;d.setFromRotationMatrix(b);e.x=g;e.y=h;e.z=k;return this}}(),makePerspective:function(a,b,c,d,e,f){void 0===f&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs."); +b.x;this.y=a.y*b.y;this.z=a.z*b.z;return this},applyEuler:function(){var a=new qa;return function(b){!1===(b&&b.isEuler)&&console.error("THREE.Vector3: .applyEuler() now expects an Euler rotation rather than a Vector3 and order.");return this.applyQuaternion(a.setFromEuler(b))}}(),applyAxisAngle:function(){var a=new qa;return function(b,c){return this.applyQuaternion(a.setFromAxisAngle(b,c))}}(),applyMatrix3:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[3]*c+a[6]*d;this.y= +a[1]*b+a[4]*c+a[7]*d;this.z=a[2]*b+a[5]*c+a[8]*d;return this},applyMatrix4:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[4]*c+a[8]*d+a[12];this.y=a[1]*b+a[5]*c+a[9]*d+a[13];this.z=a[2]*b+a[6]*c+a[10]*d+a[14];return this.divideScalar(a[3]*b+a[7]*c+a[11]*d+a[15])},applyQuaternion:function(a){var b=this.x,c=this.y,d=this.z,e=a.x,f=a.y,g=a.z;a=a.w;var h=a*b+f*d-g*c,k=a*c+g*b-e*d,m=a*d+e*c-f*b,b=-e*b-f*c-g*d;this.x=h*a+b*-e+k*-g-m*-f;this.y=k*a+b*-f+m*-e-h*-g;this.z=m*a+b*-g+ +h*-f-k*-e;return this},project:function(){var a=new J;return function(b){a.multiplyMatrices(b.projectionMatrix,a.getInverse(b.matrixWorld));return this.applyMatrix4(a)}}(),unproject:function(){var a=new J;return function(b){a.multiplyMatrices(b.matrixWorld,a.getInverse(b.projectionMatrix));return this.applyMatrix4(a)}}(),transformDirection:function(a){var b=this.x,c=this.y,d=this.z;a=a.elements;this.x=a[0]*b+a[4]*c+a[8]*d;this.y=a[1]*b+a[5]*c+a[9]*d;this.z=a[2]*b+a[6]*c+a[10]*d;return this.normalize()}, +divide:function(a){this.x/=a.x;this.y/=a.y;this.z/=a.z;return this},divideScalar:function(a){return this.multiplyScalar(1/a)},min:function(a){this.x=Math.min(this.x,a.x);this.y=Math.min(this.y,a.y);this.z=Math.min(this.z,a.z);return this},max:function(a){this.x=Math.max(this.x,a.x);this.y=Math.max(this.y,a.y);this.z=Math.max(this.z,a.z);return this},clamp:function(a,b){this.x=Math.max(a.x,Math.min(b.x,this.x));this.y=Math.max(a.y,Math.min(b.y,this.y));this.z=Math.max(a.z,Math.min(b.z,this.z));return this}, +clampScalar:function(){var a=new p,b=new p;return function(c,d){a.set(c,c,c);b.set(d,d,d);return this.clamp(a,b)}}(),clampLength:function(a,b){var c=this.length();return this.multiplyScalar(Math.max(a,Math.min(b,c))/c)},floor:function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);this.z=Math.floor(this.z);return this},ceil:function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);this.z=Math.ceil(this.z);return this},round:function(){this.x=Math.round(this.x);this.y=Math.round(this.y); +this.z=Math.round(this.z);return this},roundToZero:function(){this.x=0>this.x?Math.ceil(this.x):Math.floor(this.x);this.y=0>this.y?Math.ceil(this.y):Math.floor(this.y);this.z=0>this.z?Math.ceil(this.z):Math.floor(this.z);return this},negate:function(){this.x=-this.x;this.y=-this.y;this.z=-this.z;return this},dot:function(a){return this.x*a.x+this.y*a.y+this.z*a.z},lengthSq:function(){return this.x*this.x+this.y*this.y+this.z*this.z},length:function(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z* +this.z)},lengthManhattan:function(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)},normalize:function(){return this.divideScalar(this.length())},setLength:function(a){return this.multiplyScalar(a/this.length())},lerp:function(a,b){this.x+=(a.x-this.x)*b;this.y+=(a.y-this.y)*b;this.z+=(a.z-this.z)*b;return this},lerpVectors:function(a,b,c){return this.subVectors(b,a).multiplyScalar(c).add(a)},cross:function(a,b){if(void 0!==b)return console.warn("THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead."), +this.crossVectors(a,b);var c=this.x,d=this.y,e=this.z;this.x=d*a.z-e*a.y;this.y=e*a.x-c*a.z;this.z=c*a.y-d*a.x;return this},crossVectors:function(a,b){var c=a.x,d=a.y,e=a.z,f=b.x,g=b.y,h=b.z;this.x=d*h-e*g;this.y=e*f-c*h;this.z=c*g-d*f;return this},projectOnVector:function(a){var b=a.dot(this)/a.lengthSq();return this.copy(a).multiplyScalar(b)},projectOnPlane:function(){var a=new p;return function(b){a.copy(this).projectOnVector(b);return this.sub(a)}}(),reflect:function(){var a=new p;return function(b){return this.sub(a.copy(b).multiplyScalar(2* +this.dot(b)))}}(),angleTo:function(a){a=this.dot(a)/Math.sqrt(this.lengthSq()*a.lengthSq());return Math.acos(Y.clamp(a,-1,1))},distanceTo:function(a){return Math.sqrt(this.distanceToSquared(a))},distanceToSquared:function(a){var b=this.x-a.x,c=this.y-a.y;a=this.z-a.z;return b*b+c*c+a*a},distanceToManhattan:function(a){return Math.abs(this.x-a.x)+Math.abs(this.y-a.y)+Math.abs(this.z-a.z)},setFromSpherical:function(a){var b=Math.sin(a.phi)*a.radius;this.x=b*Math.sin(a.theta);this.y=Math.cos(a.phi)* +a.radius;this.z=b*Math.cos(a.theta);return this},setFromCylindrical:function(a){this.x=a.radius*Math.sin(a.theta);this.y=a.y;this.z=a.radius*Math.cos(a.theta);return this},setFromMatrixPosition:function(a){return this.setFromMatrixColumn(a,3)},setFromMatrixScale:function(a){var b=this.setFromMatrixColumn(a,0).length(),c=this.setFromMatrixColumn(a,1).length();a=this.setFromMatrixColumn(a,2).length();this.x=b;this.y=c;this.z=a;return this},setFromMatrixColumn:function(a,b){return this.fromArray(a.elements, +4*b)},equals:function(a){return a.x===this.x&&a.y===this.y&&a.z===this.z},fromArray:function(a,b){void 0===b&&(b=0);this.x=a[b];this.y=a[b+1];this.z=a[b+2];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this.x;a[b+1]=this.y;a[b+2]=this.z;return a},fromBufferAttribute:function(a,b,c){void 0!==c&&console.warn("THREE.Vector3: offset has been removed from .fromBufferAttribute().");this.x=a.getX(b);this.y=a.getY(b);this.z=a.getZ(b);return this}});Object.assign(J.prototype, +{isMatrix4:!0,set:function(a,b,c,d,e,f,g,h,k,m,u,l,n,t,p,r){var x=this.elements;x[0]=a;x[4]=b;x[8]=c;x[12]=d;x[1]=e;x[5]=f;x[9]=g;x[13]=h;x[2]=k;x[6]=m;x[10]=u;x[14]=l;x[3]=n;x[7]=t;x[11]=p;x[15]=r;return this},identity:function(){this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1);return this},clone:function(){return(new J).fromArray(this.elements)},copy:function(a){var b=this.elements;a=a.elements;b[0]=a[0];b[1]=a[1];b[2]=a[2];b[3]=a[3];b[4]=a[4];b[5]=a[5];b[6]=a[6];b[7]=a[7];b[8]=a[8];b[9]=a[9];b[10]=a[10]; +b[11]=a[11];b[12]=a[12];b[13]=a[13];b[14]=a[14];b[15]=a[15];return this},copyPosition:function(a){var b=this.elements;a=a.elements;b[12]=a[12];b[13]=a[13];b[14]=a[14];return this},extractBasis:function(a,b,c){a.setFromMatrixColumn(this,0);b.setFromMatrixColumn(this,1);c.setFromMatrixColumn(this,2);return this},makeBasis:function(a,b,c){this.set(a.x,b.x,c.x,0,a.y,b.y,c.y,0,a.z,b.z,c.z,0,0,0,0,1);return this},extractRotation:function(){var a=new p;return function(b){var c=this.elements,d=b.elements, +e=1/a.setFromMatrixColumn(b,0).length(),f=1/a.setFromMatrixColumn(b,1).length();b=1/a.setFromMatrixColumn(b,2).length();c[0]=d[0]*e;c[1]=d[1]*e;c[2]=d[2]*e;c[4]=d[4]*f;c[5]=d[5]*f;c[6]=d[6]*f;c[8]=d[8]*b;c[9]=d[9]*b;c[10]=d[10]*b;return this}}(),makeRotationFromEuler:function(a){!1===(a&&a.isEuler)&&console.error("THREE.Matrix: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.");var b=this.elements,c=a.x,d=a.y,e=a.z,f=Math.cos(c),c=Math.sin(c),g=Math.cos(d),d= +Math.sin(d),h=Math.cos(e),e=Math.sin(e);if("XYZ"===a.order){a=f*h;var k=f*e,m=c*h,u=c*e;b[0]=g*h;b[4]=-g*e;b[8]=d;b[1]=k+m*d;b[5]=a-u*d;b[9]=-c*g;b[2]=u-a*d;b[6]=m+k*d;b[10]=f*g}else"YXZ"===a.order?(a=g*h,k=g*e,m=d*h,u=d*e,b[0]=a+u*c,b[4]=m*c-k,b[8]=f*d,b[1]=f*e,b[5]=f*h,b[9]=-c,b[2]=k*c-m,b[6]=u+a*c,b[10]=f*g):"ZXY"===a.order?(a=g*h,k=g*e,m=d*h,u=d*e,b[0]=a-u*c,b[4]=-f*e,b[8]=m+k*c,b[1]=k+m*c,b[5]=f*h,b[9]=u-a*c,b[2]=-f*d,b[6]=c,b[10]=f*g):"ZYX"===a.order?(a=f*h,k=f*e,m=c*h,u=c*e,b[0]=g*h,b[4]=m* +d-k,b[8]=a*d+u,b[1]=g*e,b[5]=u*d+a,b[9]=k*d-m,b[2]=-d,b[6]=c*g,b[10]=f*g):"YZX"===a.order?(a=f*g,k=f*d,m=c*g,u=c*d,b[0]=g*h,b[4]=u-a*e,b[8]=m*e+k,b[1]=e,b[5]=f*h,b[9]=-c*h,b[2]=-d*h,b[6]=k*e+m,b[10]=a-u*e):"XZY"===a.order&&(a=f*g,k=f*d,m=c*g,u=c*d,b[0]=g*h,b[4]=-e,b[8]=d*h,b[1]=a*e+u,b[5]=f*h,b[9]=k*e-m,b[2]=m*e-k,b[6]=c*h,b[10]=u*e+a);b[3]=0;b[7]=0;b[11]=0;b[12]=0;b[13]=0;b[14]=0;b[15]=1;return this},makeRotationFromQuaternion:function(a){var b=this.elements,c=a._x,d=a._y,e=a._z,f=a._w,g=c+c,h=d+ +d,k=e+e;a=c*g;var m=c*h,c=c*k,u=d*h,d=d*k,e=e*k,g=f*g,h=f*h,f=f*k;b[0]=1-(u+e);b[4]=m-f;b[8]=c+h;b[1]=m+f;b[5]=1-(a+e);b[9]=d-g;b[2]=c-h;b[6]=d+g;b[10]=1-(a+u);b[3]=0;b[7]=0;b[11]=0;b[12]=0;b[13]=0;b[14]=0;b[15]=1;return this},lookAt:function(){var a=new p,b=new p,c=new p;return function(d,e,f){var g=this.elements;c.subVectors(d,e);0===c.lengthSq()&&(c.z=1);c.normalize();a.crossVectors(f,c);0===a.lengthSq()&&(c.z+=1E-4,a.crossVectors(f,c));a.normalize();b.crossVectors(c,a);g[0]=a.x;g[4]=b.x;g[8]= +c.x;g[1]=a.y;g[5]=b.y;g[9]=c.y;g[2]=a.z;g[6]=b.z;g[10]=c.z;return this}}(),multiply:function(a,b){return void 0!==b?(console.warn("THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead."),this.multiplyMatrices(a,b)):this.multiplyMatrices(this,a)},premultiply:function(a){return this.multiplyMatrices(a,this)},multiplyMatrices:function(a,b){var c=a.elements,d=b.elements,e=this.elements,f=c[0],g=c[4],h=c[8],k=c[12],m=c[1],u=c[5],l=c[9],n=c[13],t=c[2],p=c[6],r= +c[10],x=c[14],y=c[3],v=c[7],F=c[11],c=c[15],w=d[0],S=d[4],W=d[8],C=d[12],G=d[1],D=d[5],O=d[9],E=d[13],B=d[2],I=d[6],H=d[10],J=d[14],Q=d[3],K=d[7],V=d[11],d=d[15];e[0]=f*w+g*G+h*B+k*Q;e[4]=f*S+g*D+h*I+k*K;e[8]=f*W+g*O+h*H+k*V;e[12]=f*C+g*E+h*J+k*d;e[1]=m*w+u*G+l*B+n*Q;e[5]=m*S+u*D+l*I+n*K;e[9]=m*W+u*O+l*H+n*V;e[13]=m*C+u*E+l*J+n*d;e[2]=t*w+p*G+r*B+x*Q;e[6]=t*S+p*D+r*I+x*K;e[10]=t*W+p*O+r*H+x*V;e[14]=t*C+p*E+r*J+x*d;e[3]=y*w+v*G+F*B+c*Q;e[7]=y*S+v*D+F*I+c*K;e[11]=y*W+v*O+F*H+c*V;e[15]=y*C+v*E+F*J+c* +d;return this},multiplyScalar:function(a){var b=this.elements;b[0]*=a;b[4]*=a;b[8]*=a;b[12]*=a;b[1]*=a;b[5]*=a;b[9]*=a;b[13]*=a;b[2]*=a;b[6]*=a;b[10]*=a;b[14]*=a;b[3]*=a;b[7]*=a;b[11]*=a;b[15]*=a;return this},applyToBufferAttribute:function(){var a=new p;return function(b){for(var c=0,d=b.count;cthis.determinant()&&(g=-g);c.x=f[12];c.y=f[13];c.z=f[14];b.copy(this);c=1/g;var f=1/h,m=1/k;b.elements[0]*=c;b.elements[1]*=c;b.elements[2]*=c;b.elements[4]*=f;b.elements[5]*=f;b.elements[6]*=f;b.elements[8]*=m;b.elements[9]*=m;b.elements[10]*=m;d.setFromRotationMatrix(b);e.x=g;e.y=h;e.z=k;return this}}(),makePerspective:function(a,b,c,d,e,f){void 0===f&&console.warn("THREE.Matrix4: .makePerspective() has been redefined and has a new signature. Please check the docs."); var g=this.elements;g[0]=2*e/(b-a);g[4]=0;g[8]=(b+a)/(b-a);g[12]=0;g[1]=0;g[5]=2*e/(c-d);g[9]=(c+d)/(c-d);g[13]=0;g[2]=0;g[6]=0;g[10]=-(f+e)/(f-e);g[14]=-2*f*e/(f-e);g[3]=0;g[7]=0;g[11]=-1;g[15]=0;return this},makeOrthographic:function(a,b,c,d,e,f){var g=this.elements,h=1/(b-a),k=1/(c-d),m=1/(f-e);g[0]=2*h;g[4]=0;g[8]=0;g[12]=-((b+a)*h);g[1]=0;g[5]=2*k;g[9]=0;g[13]=-((c+d)*k);g[2]=0;g[6]=0;g[10]=-2*m;g[14]=-((f+e)*m);g[3]=0;g[7]=0;g[11]=0;g[15]=1;return this},equals:function(a){var b=this.elements; a=a.elements;for(var c=0;16>c;c++)if(b[c]!==a[c])return!1;return!0},fromArray:function(a,b){void 0===b&&(b=0);for(var c=0;16>c;c++)this.elements[c]=a[c+b];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);var c=this.elements;a[b]=c[0];a[b+1]=c[1];a[b+2]=c[2];a[b+3]=c[3];a[b+4]=c[4];a[b+5]=c[5];a[b+6]=c[6];a[b+7]=c[7];a[b+8]=c[8];a[b+9]=c[9];a[b+10]=c[10];a[b+11]=c[11];a[b+12]=c[12];a[b+13]=c[13];a[b+14]=c[14];a[b+15]=c[15];return a}});eb.prototype=Object.create(X.prototype); eb.prototype.constructor=eb;eb.prototype.isDataTexture=!0;Za.prototype=Object.create(X.prototype);Za.prototype.constructor=Za;Za.prototype.isCubeTexture=!0;Object.defineProperty(Za.prototype,"images",{get:function(){return this.image},set:function(a){this.image=a}});var De=new X,Ee=new Za,ye=[],Ae=[],Ce=new Float32Array(16),Be=new Float32Array(9);Ie.prototype.setValue=function(a,b){for(var c=this.seq,d=0,e=c.length;d!==e;++d){var f=c[d];f.setValue(a,b[f.id])}};var Qd=/([\w\d_]+)(\])?(\[|\.)?/g;fb.prototype.setValue= @@ -442,75 +442,74 @@ f,g);return this},setFromBufferAttribute:function(a){for(var b=Infinity,c=Infini this.min.copy(b).sub(d);this.max.copy(b).add(d);return this}}(),setFromObject:function(a){this.makeEmpty();return this.expandByObject(a)},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.min.copy(a.min);this.max.copy(a.max);return this},makeEmpty:function(){this.min.x=this.min.y=this.min.z=Infinity;this.max.x=this.max.y=this.max.z=-Infinity;return this},isEmpty:function(){return this.max.xthis.max.x||a.ythis.max.y||a.zthis.max.z?!1:!0},containsBox:function(a){return this.min.x<= -a.min.x&&a.max.x<=this.max.x&&this.min.y<=a.min.y&&a.max.y<=this.max.y&&this.min.z<=a.min.z&&a.max.z<=this.max.z},getParameter:function(a,b){return(b||new p).set((a.x-this.min.x)/(this.max.x-this.min.x),(a.y-this.min.y)/(this.max.y-this.min.y),(a.z-this.min.z)/(this.max.z-this.min.z))},intersectsBox:function(a){return a.max.xthis.max.x||a.max.ythis.max.y||a.max.zthis.max.z?!1:!0},intersectsSphere:function(){var a;return function(b){void 0=== -a&&(a=new p);this.clampPoint(b.center,a);return a.distanceToSquared(b.center)<=b.radius*b.radius}}(),intersectsPlane:function(a){var b,c;0=a.constant},clampPoint:function(a,b){return(b||new p).copy(a).clamp(this.min,this.max)},distanceToPoint:function(){var a=new p;return function(b){return a.copy(b).clamp(this.min,this.max).sub(b).length()}}(),getBoundingSphere:function(){var a=new p;return function(b){b=b||new Ga;this.getCenter(b.center);b.radius=.5*this.getSize(a).length();return b}}(),intersect:function(a){this.min.max(a.min);this.max.min(a.max);this.isEmpty()&&this.makeEmpty();return this},union:function(a){this.min.min(a.min); -this.max.max(a.max);return this},applyMatrix4:function(){var a=[new p,new p,new p,new p,new p,new p,new p,new p];return function(b){if(this.isEmpty())return this;a[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(b);a[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(b);a[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(b);a[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(b);a[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(b);a[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(b); -a[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(b);a[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(b);this.setFromPoints(a);return this}}(),translate:function(a){this.min.add(a);this.max.add(a);return this},equals:function(a){return a.min.equals(this.min)&&a.max.equals(this.max)}});Object.assign(Ga.prototype,{set:function(a,b){this.center.copy(a);this.radius=b;return this},setFromPoints:function(){var a;return function(b,c){void 0===a&&(a=new Ta);var d=this.center;void 0!==c?d.copy(c): -a.setFromPoints(b).getCenter(d);for(var e=0,f=0,g=b.length;f=this.radius},containsPoint:function(a){return a.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(a){return a.distanceTo(this.center)-this.radius},intersectsSphere:function(a){var b= -this.radius+a.radius;return a.center.distanceToSquared(this.center)<=b*b},intersectsBox:function(a){return a.intersectsSphere(this)},intersectsPlane:function(a){return Math.abs(this.center.dot(a.normal)-a.constant)<=this.radius},clampPoint:function(a,b){var c=this.center.distanceToSquared(a),d=b||new p;d.copy(a);c>this.radius*this.radius&&(d.sub(this.center).normalize(),d.multiplyScalar(this.radius).add(this.center));return d},getBoundingBox:function(a){a=a||new Ta;a.set(this.center,this.center); -a.expandByScalar(this.radius);return a},applyMatrix4:function(a){this.center.applyMatrix4(a);this.radius*=a.getMaxScaleOnAxis();return this},translate:function(a){this.center.add(a);return this},equals:function(a){return a.center.equals(this.center)&&a.radius===this.radius}});Object.assign(Ka.prototype,{isMatrix3:!0,set:function(a,b,c,d,e,f,g,h,k){var m=this.elements;m[0]=a;m[1]=d;m[2]=g;m[3]=b;m[4]=e;m[5]=h;m[6]=c;m[7]=f;m[8]=k;return this},identity:function(){this.set(1,0,0,0,1,0,0,0,1);return this}, -clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(a){var b=this.elements;a=a.elements;b[0]=a[0];b[1]=a[1];b[2]=a[2];b[3]=a[3];b[4]=a[4];b[5]=a[5];b[6]=a[6];b[7]=a[7];b[8]=a[8];return this},setFromMatrix4:function(a){a=a.elements;this.set(a[0],a[4],a[8],a[1],a[5],a[9],a[2],a[6],a[10]);return this},applyToBufferAttribute:function(){var a;return function(b){void 0===a&&(a=new p);for(var c=0,d=b.count;cc;c++)if(b[c]!==a[c])return!1;return!0},fromArray:function(a,b){void 0===b&&(b=0);for(var c=0;9>c;c++)this.elements[c]=a[c+b];return this},toArray:function(a, -b){void 0===a&&(a=[]);void 0===b&&(b=0);var c=this.elements;a[b]=c[0];a[b+1]=c[1];a[b+2]=c[2];a[b+3]=c[3];a[b+4]=c[4];a[b+5]=c[5];a[b+6]=c[6];a[b+7]=c[7];a[b+8]=c[8];return a}});Object.assign(wa.prototype,{set:function(a,b){this.normal.copy(a);this.constant=b;return this},setComponents:function(a,b,c,d){this.normal.set(a,b,c);this.constant=d;return this},setFromNormalAndCoplanarPoint:function(a,b){this.normal.copy(a);this.constant=-b.dot(this.normal);return this},setFromCoplanarPoints:function(){var a= -new p,b=new p;return function(c,d,e){d=a.subVectors(e,d).cross(b.subVectors(c,d)).normalize();this.setFromNormalAndCoplanarPoint(d,c);return this}}(),clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.normal.copy(a.normal);this.constant=a.constant;return this},normalize:function(){var a=1/this.normal.length();this.normal.multiplyScalar(a);this.constant*=a;return this},negate:function(){this.constant*=-1;this.normal.negate();return this},distanceToPoint:function(a){return this.normal.dot(a)+ -this.constant},distanceToSphere:function(a){return this.distanceToPoint(a.center)-a.radius},projectPoint:function(a,b){return this.orthoPoint(a,b).sub(a).negate()},orthoPoint:function(a,b){var c=this.distanceToPoint(a);return(b||new p).copy(this.normal).multiplyScalar(c)},intersectLine:function(){var a=new p;return function(b,c){var d=c||new p,e=b.delta(a),f=this.normal.dot(e);if(0===f){if(0===this.distanceToPoint(b.start))return d.copy(b.start)}else return f=-(b.start.dot(this.normal)+this.constant)/ -f,0>f||1b&&0a&&0c;c++)b[c].copy(a.planes[c]);return this},setFromMatrix:function(a){var b=this.planes,c=a.elements;a=c[0];var d=c[1],e=c[2],f=c[3],g=c[4],h=c[5],k=c[6],m=c[7],l=c[8],q=c[9],n=c[10],t=c[11],p=c[12],r=c[13],x=c[14],c=c[15];b[0].setComponents(f-a,m-g,t-l,c-p).normalize();b[1].setComponents(f+a,m+g,t+l,c+p).normalize();b[2].setComponents(f+d,m+h,t+q,c+r).normalize();b[3].setComponents(f-d,m-h,t-q,c-r).normalize();b[4].setComponents(f-e,m-k,t-n,c-x).normalize();b[5].setComponents(f+e, -m+k,t+n,c+x).normalize();return this},intersectsObject:function(){var a=new Ga;return function(b){var c=b.geometry;null===c.boundingSphere&&c.computeBoundingSphere();a.copy(c.boundingSphere).applyMatrix4(b.matrixWorld);return this.intersectsSphere(a)}}(),intersectsSprite:function(){var a=new Ga;return function(b){a.center.set(0,0,0);a.radius=.7071067811865476;a.applyMatrix4(b.matrixWorld);return this.intersectsSphere(a)}}(),intersectsSphere:function(a){var b=this.planes,c=a.center;a=-a.radius;for(var d= -0;6>d;d++)if(b[d].distanceToPoint(c)e;e++){var f=d[e];a.x=0g&&0>f)return!1}return!0}}(),containsPoint:function(a){for(var b=this.planes,c=0;6> -c;c++)if(0>b[c].distanceToPoint(a))return!1;return!0}});Object.assign(hb.prototype,{set:function(a,b){this.origin.copy(a);this.direction.copy(b);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.origin.copy(a.origin);this.direction.copy(a.direction);return this},at:function(a,b){return(b||new p).copy(this.direction).multiplyScalar(a).add(this.origin)},lookAt:function(a){this.direction.copy(a).sub(this.origin).normalize();return this},recast:function(){var a= -new p;return function(b){this.origin.copy(this.at(b,a));return this}}(),closestPointToPoint:function(a,b){var c=b||new p;c.subVectors(a,this.origin);var d=c.dot(this.direction);return 0>d?c.copy(this.origin):c.copy(this.direction).multiplyScalar(d).add(this.origin)},distanceToPoint:function(a){return Math.sqrt(this.distanceSqToPoint(a))},distanceSqToPoint:function(){var a=new p;return function(b){var c=a.subVectors(b,this.origin).dot(this.direction);if(0>c)return this.origin.distanceToSquared(b); -a.copy(this.direction).multiplyScalar(c).add(this.origin);return a.distanceToSquared(b)}}(),distanceSqToSegment:function(){var a=new p,b=new p,c=new p;return function(d,e,f,g){a.copy(d).add(e).multiplyScalar(.5);b.copy(e).sub(d).normalize();c.copy(this.origin).sub(a);var h=.5*d.distanceTo(e),k=-this.direction.dot(b),m=c.dot(this.direction),l=-c.dot(b),q=c.lengthSq(),n=Math.abs(1-k*k),t;0=-t?e<=t?(h=1/n,d*=h,e*=h,k=d*(d+k*e+2*m)+e*(k*d+e+2*l)+q):(e=h,d=Math.max(0,-(k* -e+m)),k=-d*d+e*(e+2*l)+q):(e=-h,d=Math.max(0,-(k*e+m)),k=-d*d+e*(e+2*l)+q):e<=-t?(d=Math.max(0,-(-k*h+m)),e=0f)return null;f=Math.sqrt(f-e);e=d-f;d+=f;return 0>e&&0>d?null:0>e?this.at(d,c):this.at(e,c)}}(),intersectsSphere:function(a){return this.distanceToPoint(a.center)<=a.radius},distanceToPlane:function(a){var b=a.normal.dot(this.direction);if(0===b)return 0===a.distanceToPoint(this.origin)?0:null;a=-(this.origin.dot(a.normal)+a.constant)/b;return 0<=a?a:null},intersectPlane:function(a, -b){var c=this.distanceToPlane(a);return null===c?null:this.at(c,b)},intersectsPlane:function(a){var b=a.distanceToPoint(this.origin);return 0===b||0>a.normal.dot(this.direction)*b?!0:!1},intersectBox:function(a,b){var c,d,e,f,g;d=1/this.direction.x;f=1/this.direction.y;g=1/this.direction.z;var h=this.origin;0<=d?(c=(a.min.x-h.x)*d,d*=a.max.x-h.x):(c=(a.max.x-h.x)*d,d*=a.min.x-h.x);0<=f?(e=(a.min.y-h.y)*f,f*=a.max.y-h.y):(e=(a.max.y-h.y)*f,f*=a.min.y-h.y);if(c>f||e>d)return null;if(e>c||c!==c)c=e; -if(fg||e>d)return null;if(e>c||c!==c)c=e;if(gd?null:this.at(0<=c?c:d,b)},intersectsBox:function(){var a=new p;return function(b){return null!==this.intersectBox(b,a)}}(),intersectTriangle:function(){var a=new p,b=new p,c=new p,d=new p;return function(e,f,g,h,k){b.subVectors(f,e);c.subVectors(g,e);d.crossVectors(b,c);f=this.direction.dot(d);if(0f)h= --1,f=-f;else return null;a.subVectors(this.origin,e);e=h*this.direction.dot(c.crossVectors(a,c));if(0>e)return null;g=h*this.direction.dot(b.cross(a));if(0>g||e+g>f)return null;e=-h*a.dot(d);return 0>e?null:this.at(e/f,k)}}(),applyMatrix4:function(a){this.direction.add(this.origin).applyMatrix4(a);this.origin.applyMatrix4(a);this.direction.sub(this.origin);this.direction.normalize();return this},equals:function(a){return a.origin.equals(this.origin)&&a.direction.equals(this.direction)}});bb.RotationOrders= -"XYZ YZX ZXY XZY YXZ ZYX".split(" ");bb.DefaultOrder="XYZ";Object.defineProperties(bb.prototype,{x:{get:function(){return this._x},set:function(a){this._x=a;this.onChangeCallback()}},y:{get:function(){return this._y},set:function(a){this._y=a;this.onChangeCallback()}},z:{get:function(){return this._z},set:function(a){this._z=a;this.onChangeCallback()}},order:{get:function(){return this._order},set:function(a){this._order=a;this.onChangeCallback()}}});Object.assign(bb.prototype,{isEuler:!0,set:function(a, -b,c,d){this._x=a;this._y=b;this._z=c;this._order=d||this._order;this.onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(a){this._x=a._x;this._y=a._y;this._z=a._z;this._order=a._order;this.onChangeCallback();return this},setFromRotationMatrix:function(a,b,c){var d=Y.clamp,e=a.elements;a=e[0];var f=e[4],g=e[8],h=e[1],k=e[5],m=e[9],l=e[2],q=e[6],e=e[10];b=b||this._order;"XYZ"===b?(this._y=Math.asin(d(g,-1,1)),.99999>Math.abs(g)? -(this._x=Math.atan2(-m,e),this._z=Math.atan2(-f,a)):(this._x=Math.atan2(q,k),this._z=0)):"YXZ"===b?(this._x=Math.asin(-d(m,-1,1)),.99999>Math.abs(m)?(this._y=Math.atan2(g,e),this._z=Math.atan2(h,k)):(this._y=Math.atan2(-l,a),this._z=0)):"ZXY"===b?(this._x=Math.asin(d(q,-1,1)),.99999>Math.abs(q)?(this._y=Math.atan2(-l,e),this._z=Math.atan2(-f,k)):(this._y=0,this._z=Math.atan2(h,a))):"ZYX"===b?(this._y=Math.asin(-d(l,-1,1)),.99999>Math.abs(l)?(this._x=Math.atan2(q,e),this._z=Math.atan2(h,a)):(this._x= -0,this._z=Math.atan2(-f,k))):"YZX"===b?(this._z=Math.asin(d(h,-1,1)),.99999>Math.abs(h)?(this._x=Math.atan2(-m,k),this._y=Math.atan2(-l,a)):(this._x=0,this._y=Math.atan2(g,e))):"XZY"===b?(this._z=Math.asin(-d(f,-1,1)),.99999>Math.abs(f)?(this._x=Math.atan2(q,k),this._y=Math.atan2(g,a)):(this._x=Math.atan2(-m,e),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+b);this._order=b;if(!1!==c)this.onChangeCallback();return this},setFromQuaternion:function(){var a; -return function(b,c,d){void 0===a&&(a=new J);a.makeRotationFromQuaternion(b);return this.setFromRotationMatrix(a,c,d)}}(),setFromVector3:function(a,b){return this.set(a.x,a.y,a.z,b||this._order)},reorder:function(){var a=new qa;return function(b){a.setFromEuler(this);return this.setFromQuaternion(a,b)}}(),equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._order===this._order},fromArray:function(a){this._x=a[0];this._y=a[1];this._z=a[2];void 0!==a[3]&&(this._order=a[3]);this.onChangeCallback(); -return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this._x;a[b+1]=this._y;a[b+2]=this._z;a[b+3]=this._order;return a},toVector3:function(a){return a?a.set(this._x,this._y,this._z):new p(this._x,this._y,this._z)},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){}});Object.assign(Rd.prototype,{set:function(a){this.mask=1<=b.x+b.y}}()});Object.assign(Ua.prototype,{set:function(a,b,c){this.a.copy(a);this.b.copy(b);this.c.copy(c);return this},setFromPointsAndIndices:function(a,b,c,d){this.a.copy(a[b]);this.b.copy(a[c]);this.c.copy(a[d]);return this},clone:function(){return(new this.constructor).copy(this)}, -copy:function(a){this.a.copy(a.a);this.b.copy(a.b);this.c.copy(a.c);return this},area:function(){var a=new p,b=new p;return function(){a.subVectors(this.c,this.b);b.subVectors(this.a,this.b);return.5*a.cross(b).length()}}(),midpoint:function(a){return(a||new p).addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},normal:function(a){return Ua.normal(this.a,this.b,this.c,a)},plane:function(a){return(a||new wa).setFromCoplanarPoints(this.a,this.b,this.c)},barycoordFromPoint:function(a,b){return Ua.barycoordFromPoint(a, -this.a,this.b,this.c,b)},containsPoint:function(a){return Ua.containsPoint(a,this.a,this.b,this.c)},closestPointToPoint:function(){var a,b,c,d;return function(e,f){void 0===a&&(a=new wa,b=[new Hb,new Hb,new Hb],c=new p,d=new p);var g=f||new p,h=Infinity;a.setFromCoplanarPoints(this.a,this.b,this.c);a.projectPoint(e,c);if(!0===this.containsPoint(c))g.copy(c);else{b[0].set(this.a,this.b);b[1].set(this.b,this.c);b[2].set(this.c,this.a);for(var k=0;kthis.max.x||a.max.ythis.max.y||a.max.zthis.max.z?!1:!0},intersectsSphere:function(){var a=new p;return function(b){this.clampPoint(b.center, +a);return a.distanceToSquared(b.center)<=b.radius*b.radius}}(),intersectsPlane:function(a){var b,c;0=a.constant},clampPoint:function(a, +b){return(b||new p).copy(a).clamp(this.min,this.max)},distanceToPoint:function(){var a=new p;return function(b){return a.copy(b).clamp(this.min,this.max).sub(b).length()}}(),getBoundingSphere:function(){var a=new p;return function(b){b=b||new Ga;this.getCenter(b.center);b.radius=.5*this.getSize(a).length();return b}}(),intersect:function(a){this.min.max(a.min);this.max.min(a.max);this.isEmpty()&&this.makeEmpty();return this},union:function(a){this.min.min(a.min);this.max.max(a.max);return this},applyMatrix4:function(){var a= +[new p,new p,new p,new p,new p,new p,new p,new p];return function(b){if(this.isEmpty())return this;a[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(b);a[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(b);a[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(b);a[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(b);a[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(b);a[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(b);a[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(b); +a[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(b);this.setFromPoints(a);return this}}(),translate:function(a){this.min.add(a);this.max.add(a);return this},equals:function(a){return a.min.equals(this.min)&&a.max.equals(this.max)}});Object.assign(Ga.prototype,{set:function(a,b){this.center.copy(a);this.radius=b;return this},setFromPoints:function(){var a=new Ta;return function(b,c){var d=this.center;void 0!==c?d.copy(c):a.setFromPoints(b).getCenter(d);for(var e=0,f=0,g=b.length;f=this.radius},containsPoint:function(a){return a.distanceToSquared(this.center)<=this.radius*this.radius},distanceToPoint:function(a){return a.distanceTo(this.center)-this.radius},intersectsSphere:function(a){var b=this.radius+a.radius;return a.center.distanceToSquared(this.center)<= +b*b},intersectsBox:function(a){return a.intersectsSphere(this)},intersectsPlane:function(a){return Math.abs(this.center.dot(a.normal)-a.constant)<=this.radius},clampPoint:function(a,b){var c=this.center.distanceToSquared(a),d=b||new p;d.copy(a);c>this.radius*this.radius&&(d.sub(this.center).normalize(),d.multiplyScalar(this.radius).add(this.center));return d},getBoundingBox:function(a){a=a||new Ta;a.set(this.center,this.center);a.expandByScalar(this.radius);return a},applyMatrix4:function(a){this.center.applyMatrix4(a); +this.radius*=a.getMaxScaleOnAxis();return this},translate:function(a){this.center.add(a);return this},equals:function(a){return a.center.equals(this.center)&&a.radius===this.radius}});Object.assign(Ka.prototype,{isMatrix3:!0,set:function(a,b,c,d,e,f,g,h,k){var m=this.elements;m[0]=a;m[1]=d;m[2]=g;m[3]=b;m[4]=e;m[5]=h;m[6]=c;m[7]=f;m[8]=k;return this},identity:function(){this.set(1,0,0,0,1,0,0,0,1);return this},clone:function(){return(new this.constructor).fromArray(this.elements)},copy:function(a){var b= +this.elements;a=a.elements;b[0]=a[0];b[1]=a[1];b[2]=a[2];b[3]=a[3];b[4]=a[4];b[5]=a[5];b[6]=a[6];b[7]=a[7];b[8]=a[8];return this},setFromMatrix4:function(a){a=a.elements;this.set(a[0],a[4],a[8],a[1],a[5],a[9],a[2],a[6],a[10]);return this},applyToBufferAttribute:function(){var a=new p;return function(b){for(var c=0,d=b.count;cc;c++)if(b[c]!==a[c])return!1;return!0},fromArray:function(a,b){void 0===b&&(b=0);for(var c=0;9>c;c++)this.elements[c]=a[c+b];return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);var c=this.elements;a[b]=c[0];a[b+1]=c[1];a[b+2]=c[2];a[b+3]=c[3];a[b+4]=c[4];a[b+5]=c[5];a[b+6]=c[6];a[b+7]=c[7];a[b+8]= +c[8];return a}});Object.assign(wa.prototype,{set:function(a,b){this.normal.copy(a);this.constant=b;return this},setComponents:function(a,b,c,d){this.normal.set(a,b,c);this.constant=d;return this},setFromNormalAndCoplanarPoint:function(a,b){this.normal.copy(a);this.constant=-b.dot(this.normal);return this},setFromCoplanarPoints:function(){var a=new p,b=new p;return function(c,d,e){d=a.subVectors(e,d).cross(b.subVectors(c,d)).normalize();this.setFromNormalAndCoplanarPoint(d,c);return this}}(),clone:function(){return(new this.constructor).copy(this)}, +copy:function(a){this.normal.copy(a.normal);this.constant=a.constant;return this},normalize:function(){var a=1/this.normal.length();this.normal.multiplyScalar(a);this.constant*=a;return this},negate:function(){this.constant*=-1;this.normal.negate();return this},distanceToPoint:function(a){return this.normal.dot(a)+this.constant},distanceToSphere:function(a){return this.distanceToPoint(a.center)-a.radius},projectPoint:function(a,b){return this.orthoPoint(a,b).sub(a).negate()},orthoPoint:function(a, +b){var c=this.distanceToPoint(a);return(b||new p).copy(this.normal).multiplyScalar(c)},intersectLine:function(){var a=new p;return function(b,c){var d=c||new p,e=b.delta(a),f=this.normal.dot(e);if(0===f){if(0===this.distanceToPoint(b.start))return d.copy(b.start)}else return f=-(b.start.dot(this.normal)+this.constant)/f,0>f||1b&&0a&&0c;c++)b[c].copy(a.planes[c]);return this},setFromMatrix:function(a){var b=this.planes,c=a.elements;a=c[0];var d=c[1],e=c[2],f=c[3],g=c[4],h=c[5],k=c[6],m=c[7],l=c[8],q=c[9],n=c[10],t=c[11],p=c[12],r=c[13], +x=c[14],c=c[15];b[0].setComponents(f-a,m-g,t-l,c-p).normalize();b[1].setComponents(f+a,m+g,t+l,c+p).normalize();b[2].setComponents(f+d,m+h,t+q,c+r).normalize();b[3].setComponents(f-d,m-h,t-q,c-r).normalize();b[4].setComponents(f-e,m-k,t-n,c-x).normalize();b[5].setComponents(f+e,m+k,t+n,c+x).normalize();return this},intersectsObject:function(){var a=new Ga;return function(b){var c=b.geometry;null===c.boundingSphere&&c.computeBoundingSphere();a.copy(c.boundingSphere).applyMatrix4(b.matrixWorld);return this.intersectsSphere(a)}}(), +intersectsSprite:function(){var a=new Ga;return function(b){a.center.set(0,0,0);a.radius=.7071067811865476;a.applyMatrix4(b.matrixWorld);return this.intersectsSphere(a)}}(),intersectsSphere:function(a){var b=this.planes,c=a.center;a=-a.radius;for(var d=0;6>d;d++)if(b[d].distanceToPoint(c)e;e++){var f=d[e];a.x=0g&&0>f)return!1}return!0}}(),containsPoint:function(a){for(var b=this.planes,c=0;6>c;c++)if(0>b[c].distanceToPoint(a))return!1;return!0}});Object.assign(hb.prototype,{set:function(a,b){this.origin.copy(a);this.direction.copy(b);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.origin.copy(a.origin); +this.direction.copy(a.direction);return this},at:function(a,b){return(b||new p).copy(this.direction).multiplyScalar(a).add(this.origin)},lookAt:function(a){this.direction.copy(a).sub(this.origin).normalize();return this},recast:function(){var a=new p;return function(b){this.origin.copy(this.at(b,a));return this}}(),closestPointToPoint:function(a,b){var c=b||new p;c.subVectors(a,this.origin);var d=c.dot(this.direction);return 0>d?c.copy(this.origin):c.copy(this.direction).multiplyScalar(d).add(this.origin)}, +distanceToPoint:function(a){return Math.sqrt(this.distanceSqToPoint(a))},distanceSqToPoint:function(){var a=new p;return function(b){var c=a.subVectors(b,this.origin).dot(this.direction);if(0>c)return this.origin.distanceToSquared(b);a.copy(this.direction).multiplyScalar(c).add(this.origin);return a.distanceToSquared(b)}}(),distanceSqToSegment:function(){var a=new p,b=new p,c=new p;return function(d,e,f,g){a.copy(d).add(e).multiplyScalar(.5);b.copy(e).sub(d).normalize();c.copy(this.origin).sub(a); +var h=.5*d.distanceTo(e),k=-this.direction.dot(b),m=c.dot(this.direction),l=-c.dot(b),q=c.lengthSq(),n=Math.abs(1-k*k),t;0=-t?e<=t?(h=1/n,d*=h,e*=h,k=d*(d+k*e+2*m)+e*(k*d+e+2*l)+q):(e=h,d=Math.max(0,-(k*e+m)),k=-d*d+e*(e+2*l)+q):(e=-h,d=Math.max(0,-(k*e+m)),k=-d*d+e*(e+2*l)+q):e<=-t?(d=Math.max(0,-(-k*h+m)),e=0f)return null;f=Math.sqrt(f-e);e=d-f;d+=f;return 0>e&&0>d?null:0>e?this.at(d,c):this.at(e,c)}}(),intersectsSphere:function(a){return this.distanceToPoint(a.center)<= +a.radius},distanceToPlane:function(a){var b=a.normal.dot(this.direction);if(0===b)return 0===a.distanceToPoint(this.origin)?0:null;a=-(this.origin.dot(a.normal)+a.constant)/b;return 0<=a?a:null},intersectPlane:function(a,b){var c=this.distanceToPlane(a);return null===c?null:this.at(c,b)},intersectsPlane:function(a){var b=a.distanceToPoint(this.origin);return 0===b||0>a.normal.dot(this.direction)*b?!0:!1},intersectBox:function(a,b){var c,d,e,f,g;d=1/this.direction.x;f=1/this.direction.y;g=1/this.direction.z; +var h=this.origin;0<=d?(c=(a.min.x-h.x)*d,d*=a.max.x-h.x):(c=(a.max.x-h.x)*d,d*=a.min.x-h.x);0<=f?(e=(a.min.y-h.y)*f,f*=a.max.y-h.y):(e=(a.max.y-h.y)*f,f*=a.min.y-h.y);if(c>f||e>d)return null;if(e>c||c!==c)c=e;if(fg||e>d)return null;if(e>c||c!==c)c=e;if(gd?null:this.at(0<=c?c:d,b)},intersectsBox:function(){var a=new p;return function(b){return null!==this.intersectBox(b,a)}}(),intersectTriangle:function(){var a= +new p,b=new p,c=new p,d=new p;return function(e,f,g,h,k){b.subVectors(f,e);c.subVectors(g,e);d.crossVectors(b,c);f=this.direction.dot(d);if(0f)h=-1,f=-f;else return null;a.subVectors(this.origin,e);e=h*this.direction.dot(c.crossVectors(a,c));if(0>e)return null;g=h*this.direction.dot(b.cross(a));if(0>g||e+g>f)return null;e=-h*a.dot(d);return 0>e?null:this.at(e/f,k)}}(),applyMatrix4:function(a){this.direction.add(this.origin).applyMatrix4(a);this.origin.applyMatrix4(a); +this.direction.sub(this.origin);this.direction.normalize();return this},equals:function(a){return a.origin.equals(this.origin)&&a.direction.equals(this.direction)}});bb.RotationOrders="XYZ YZX ZXY XZY YXZ ZYX".split(" ");bb.DefaultOrder="XYZ";Object.defineProperties(bb.prototype,{x:{get:function(){return this._x},set:function(a){this._x=a;this.onChangeCallback()}},y:{get:function(){return this._y},set:function(a){this._y=a;this.onChangeCallback()}},z:{get:function(){return this._z},set:function(a){this._z= +a;this.onChangeCallback()}},order:{get:function(){return this._order},set:function(a){this._order=a;this.onChangeCallback()}}});Object.assign(bb.prototype,{isEuler:!0,set:function(a,b,c,d){this._x=a;this._y=b;this._z=c;this._order=d||this._order;this.onChangeCallback();return this},clone:function(){return new this.constructor(this._x,this._y,this._z,this._order)},copy:function(a){this._x=a._x;this._y=a._y;this._z=a._z;this._order=a._order;this.onChangeCallback();return this},setFromRotationMatrix:function(a, +b,c){var d=Y.clamp,e=a.elements;a=e[0];var f=e[4],g=e[8],h=e[1],k=e[5],m=e[9],l=e[2],q=e[6],e=e[10];b=b||this._order;"XYZ"===b?(this._y=Math.asin(d(g,-1,1)),.99999>Math.abs(g)?(this._x=Math.atan2(-m,e),this._z=Math.atan2(-f,a)):(this._x=Math.atan2(q,k),this._z=0)):"YXZ"===b?(this._x=Math.asin(-d(m,-1,1)),.99999>Math.abs(m)?(this._y=Math.atan2(g,e),this._z=Math.atan2(h,k)):(this._y=Math.atan2(-l,a),this._z=0)):"ZXY"===b?(this._x=Math.asin(d(q,-1,1)),.99999>Math.abs(q)?(this._y=Math.atan2(-l,e),this._z= +Math.atan2(-f,k)):(this._y=0,this._z=Math.atan2(h,a))):"ZYX"===b?(this._y=Math.asin(-d(l,-1,1)),.99999>Math.abs(l)?(this._x=Math.atan2(q,e),this._z=Math.atan2(h,a)):(this._x=0,this._z=Math.atan2(-f,k))):"YZX"===b?(this._z=Math.asin(d(h,-1,1)),.99999>Math.abs(h)?(this._x=Math.atan2(-m,k),this._y=Math.atan2(-l,a)):(this._x=0,this._y=Math.atan2(g,e))):"XZY"===b?(this._z=Math.asin(-d(f,-1,1)),.99999>Math.abs(f)?(this._x=Math.atan2(q,k),this._y=Math.atan2(g,a)):(this._x=Math.atan2(-m,e),this._y=0)):console.warn("THREE.Euler: .setFromRotationMatrix() given unsupported order: "+ +b);this._order=b;if(!1!==c)this.onChangeCallback();return this},setFromQuaternion:function(){var a=new J;return function(b,c,d){a.makeRotationFromQuaternion(b);return this.setFromRotationMatrix(a,c,d)}}(),setFromVector3:function(a,b){return this.set(a.x,a.y,a.z,b||this._order)},reorder:function(){var a=new qa;return function(b){a.setFromEuler(this);return this.setFromQuaternion(a,b)}}(),equals:function(a){return a._x===this._x&&a._y===this._y&&a._z===this._z&&a._order===this._order},fromArray:function(a){this._x= +a[0];this._y=a[1];this._z=a[2];void 0!==a[3]&&(this._order=a[3]);this.onChangeCallback();return this},toArray:function(a,b){void 0===a&&(a=[]);void 0===b&&(b=0);a[b]=this._x;a[b+1]=this._y;a[b+2]=this._z;a[b+3]=this._order;return a},toVector3:function(a){return a?a.set(this._x,this._y,this._z):new p(this._x,this._y,this._z)},onChange:function(a){this.onChangeCallback=a;return this},onChangeCallback:function(){}});Object.assign(Rd.prototype,{set:function(a){this.mask=1<=b.x+b.y}}()});Object.assign(Ua.prototype,{set:function(a,b,c){this.a.copy(a);this.b.copy(b);this.c.copy(c);return this}, +setFromPointsAndIndices:function(a,b,c,d){this.a.copy(a[b]);this.b.copy(a[c]);this.c.copy(a[d]);return this},clone:function(){return(new this.constructor).copy(this)},copy:function(a){this.a.copy(a.a);this.b.copy(a.b);this.c.copy(a.c);return this},area:function(){var a=new p,b=new p;return function(){a.subVectors(this.c,this.b);b.subVectors(this.a,this.b);return.5*a.cross(b).length()}}(),midpoint:function(a){return(a||new p).addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)},normal:function(a){return Ua.normal(this.a, +this.b,this.c,a)},plane:function(a){return(a||new wa).setFromCoplanarPoints(this.a,this.b,this.c)},barycoordFromPoint:function(a,b){return Ua.barycoordFromPoint(a,this.a,this.b,this.c,b)},containsPoint:function(a){return Ua.containsPoint(a,this.a,this.b,this.c)},closestPointToPoint:function(){var a=new wa,b=[new Hb,new Hb,new Hb],c=new p,d=new p;return function(e,f){var g=f||new p,h=Infinity;a.setFromCoplanarPoints(this.a,this.b,this.c);a.projectPoint(e,c);if(!0===this.containsPoint(c))g.copy(c); +else{b[0].set(this.a,this.b);b[1].set(this.b,this.c);b[2].set(this.c,this.a);for(var k=0;kb.far?null:{distance:c,point:y.clone(),object:a}}function c(c,d,e,f,m,l,u,q){g.fromBufferAttribute(f,l);h.fromBufferAttribute(f,u);k.fromBufferAttribute(f,q);if(c=b(c,d,e,g,h,k,x))m&&(n.fromBufferAttribute(m, -l),t.fromBufferAttribute(m,u),z.fromBufferAttribute(m,q),c.uv=a(x,g,h,k,n,t,z)),c.face=new Va(l,u,q,Ua.normal(g,h,k)),c.faceIndex=l;return c}var d=new J,e=new hb,f=new Ga,g=new p,h=new p,k=new p,m=new p,l=new p,q=new p,n=new E,t=new E,z=new E,r=new p,x=new p,y=new p;return function(p,r){var w=this.geometry,y=this.material,D=this.matrixWorld;if(void 0!==y&&(null===w.boundingSphere&&w.computeBoundingSphere(),f.copy(w.boundingSphere),f.applyMatrix4(D),!1!==p.ray.intersectsSphere(f)&&(d.getInverse(D), -e.copy(p.ray).applyMatrix4(d),null===w.boundingBox||!1!==e.intersectsBox(w.boundingBox)))){var C;if(w.isBufferGeometry){var G,E,y=w.index,B=w.attributes.position,D=w.attributes.uv,ca,I;if(null!==y)for(ca=0,I=y.count;caf||(f=d.ray.origin.distanceTo(a),fd.far||e.push({distance:f,point:a.clone(), -face:null,object:this}))}}(),clone:function(){return(new this.constructor(this.material)).copy(this)}});Bc.prototype=Object.assign(Object.create(B.prototype),{constructor:Bc,copy:function(a){B.prototype.copy.call(this,a,!1);a=a.levels;for(var b=0,c=a.length;b=d[e].distance)d[e- -1].object.visible=!1,d[e].object.visible=!0;else break;for(;ef||(l.applyMatrix4(this.matrixWorld),r=d.ray.origin.distanceTo(l),rd.far||e.push({distance:r,point:h.clone().applyMatrix4(this.matrixWorld), -index:g,face:null,faceIndex:null,object:this}))}else for(g=0,z=t.length/3-1;gf||(l.applyMatrix4(this.matrixWorld),r=d.ray.origin.distanceTo(l),rd.far||e.push({distance:r,point:h.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}else if(g.isGeometry)for(k=g.vertices,m=k.length,g=0;gf||(l.applyMatrix4(this.matrixWorld), -r=d.ray.origin.distanceTo(l),rd.far||e.push({distance:r,point:h.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}}}(),clone:function(){return(new this.constructor(this.geometry,this.material)).copy(this)}});da.prototype=Object.assign(Object.create(ya.prototype),{constructor:da,isLineSegments:!0});pd.prototype=Object.assign(Object.create(ya.prototype),{constructor:pd,isLineLoop:!0});La.prototype=Object.create(Z.prototype);La.prototype.constructor=La; -La.prototype.isPointsMaterial=!0;La.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.color.copy(a.color);this.map=a.map;this.size=a.size;this.sizeAttenuation=a.sizeAttenuation;return this};Mb.prototype=Object.assign(Object.create(B.prototype),{constructor:Mb,isPoints:!0,raycast:function(){var a=new J,b=new hb,c=new Ga;return function(d,e){function f(a,c){var f=b.distanceSqToPoint(a);if(f -d.far||e.push({distance:m,distanceToRay:Math.sqrt(f),point:h.clone(),index:c,face:null,object:g})}}var g=this,h=this.geometry,k=this.matrixWorld,m=d.params.Points.threshold;null===h.boundingSphere&&h.computeBoundingSphere();c.copy(h.boundingSphere);c.applyMatrix4(k);c.radius+=m;if(!1!==d.ray.intersectsSphere(c)){a.getInverse(k);b.copy(d.ray).applyMatrix4(a);var m=m/((this.scale.x+this.scale.y+this.scale.z)/3),l=m*m,m=new p;if(h.isBufferGeometry){var q=h.index,h=h.attributes.position.array;if(null!== -q)for(var n=q.array,q=0,t=n.length;qc)return null;var d=[],e=[],f=[],g,h,k;if(0=m--){console.warn("THREE.ShapeUtils: Unable to triangulate polygon! in triangulate()");break}g=h;c<=g&&(g=0);h=g+1;c<=h&&(h=0);k=h+1;c<=k&&(k=0);var l;a:{var q,n,t,p,r,x,y,v;q=a[e[g]].x;n=a[e[g]].y;t=a[e[h]].x;p=a[e[h]].y;r=a[e[k]].x;x=a[e[k]].y;if(0>=(t- -q)*(x-n)-(p-n)*(r-q))l=!1;else{var F,w,D,E,C,G,B,O,I,H;F=r-t;w=x-p;D=q-r;E=n-x;C=t-q;G=p-n;for(l=0;l=-Number.EPSILON&&O>=-Number.EPSILON&&B>=-Number.EPSILON)){l=!1;break a}l=!0}}if(l){d.push([a[e[g]],a[e[h]],a[e[k]]]);f.push([e[g],e[h],e[k]]);g=h;for(k=h+1;kNumber.EPSILON){if(0u||u>q)return[];k=m*l-k*n;if(0>k||k>q)return[]}else{if(0c?[]:k===c?f?[]:[g]:a<=c?[g,h]:[g,m]}function f(a,b,c,d){var e=b.x-a.x,f=b.y-a.y;b=c.x-a.x;c=c.y-a.y;var g=d.x-a.x;d=d.y-a.y;a=e*c-f*b;e=e*d-f*g;return Math.abs(a)>Number.EPSILON?(b=g*c-d*b,0e&&(e=d);var g=a+1;g>d&&(g=0);d=f(h[a],h[e],h[g],k[b]);if(!d)return!1;d=k.length-1;e=b-1;0>e&&(e=d);g=b+1;g>d&&(g=0);return(d=f(k[b],k[e],k[g],h[a]))?!0:!1}function d(a,b){var c,f;for(c=0;cJ){console.log("Infinite Loop! Holes left:"+m.length+", Probably Hole outside Shape!");break}for(n=E;nk;k++)l=m[k].x+":"+m[k].y,l=q[l],void 0!==l&&(m[k]=l);return n.concat()},isClockWise:function(a){return 0>za.area(a)}};db.prototype=Object.create(M.prototype);db.prototype.constructor=db;Fa.prototype=Object.create(I.prototype);Fa.prototype.constructor=Fa;Fa.prototype.getArrays=function(){var a=this.getAttribute("position"),a=a?Array.prototype.slice.call(a.array):[],b=this.getAttribute("uv"),b=b?Array.prototype.slice.call(b.array):[], -c=this.index,c=c?Array.prototype.slice.call(c.array):[];return{position:a,uv:b,index:c}};Fa.prototype.addShapeList=function(a,b){var c=a.length;b.arrays=this.getArrays();for(var d=0;dNumber.EPSILON){var k=Math.sqrt(h),m=Math.sqrt(d*d+g*g),h=b.x-f/k;b=b.y+e/k;g=((c.x-g/m-h)*g-(c.y+d/m-b)*d)/(e*g-f*d);d=h+e*g-a.x;e=b+f*g-a.y;f=d*d+e*e;if(2>=f)return new E(d,e);f=Math.sqrt(f/2)}else a=!1,e>Number.EPSILON?d>Number.EPSILON&&(a=!0):e<-Number.EPSILON?d<-Number.EPSILON&&(a=!0):Math.sign(f)===Math.sign(g)&&(a=!0),a?(d=-f,f=Math.sqrt(h)):(d=e,e=f,f=Math.sqrt(h/2));return new E(d/f,e/f)} -function e(a,b){var c,d;for(N=a.length;0<=--N;){c=N;d=N-1;0>d&&(d=a.length-1);var e,f=F+2*x;for(e=0;eMath.abs(g-k)?[new E(a,1-c),new E(h,1-d),new E(m,1-e),new E(q,1-b)]:[new E(g,1-c),new E(k,1-d),new E(l,1-e),new E(n,1-b)]}};Oc.prototype=Object.create(M.prototype);Oc.prototype.constructor=Oc;Wb.prototype=Object.create(Fa.prototype);Wb.prototype.constructor=Wb;Pc.prototype=Object.create(M.prototype);Pc.prototype.constructor=Pc;nb.prototype=Object.create(I.prototype);nb.prototype.constructor= -nb;Qc.prototype=Object.create(M.prototype);Qc.prototype.constructor=Qc;Xb.prototype=Object.create(I.prototype);Xb.prototype.constructor=Xb;Rc.prototype=Object.create(M.prototype);Rc.prototype.constructor=Rc;Yb.prototype=Object.create(I.prototype);Yb.prototype.constructor=Yb;Zb.prototype=Object.create(M.prototype);Zb.prototype.constructor=Zb;$b.prototype=Object.create(I.prototype);$b.prototype.constructor=$b;ac.prototype=Object.create(I.prototype);ac.prototype.constructor=ac;ob.prototype=Object.create(M.prototype); -ob.prototype.constructor=ob;Wa.prototype=Object.create(I.prototype);Wa.prototype.constructor=Wa;Sc.prototype=Object.create(ob.prototype);Sc.prototype.constructor=Sc;Tc.prototype=Object.create(Wa.prototype);Tc.prototype.constructor=Tc;Uc.prototype=Object.create(M.prototype);Uc.prototype.constructor=Uc;bc.prototype=Object.create(I.prototype);bc.prototype.constructor=bc;var Ma=Object.freeze({WireframeGeometry:Ob,ParametricGeometry:Fc,ParametricBufferGeometry:Pb,TetrahedronGeometry:Hc,TetrahedronBufferGeometry:Qb, -OctahedronGeometry:Ic,OctahedronBufferGeometry:mb,IcosahedronGeometry:Jc,IcosahedronBufferGeometry:Rb,DodecahedronGeometry:Kc,DodecahedronBufferGeometry:Sb,PolyhedronGeometry:Gc,PolyhedronBufferGeometry:ia,TubeGeometry:Lc,TubeBufferGeometry:Tb,TorusKnotGeometry:Mc,TorusKnotBufferGeometry:Ub,TorusGeometry:Nc,TorusBufferGeometry:Vb,TextGeometry:Oc,TextBufferGeometry:Wb,SphereGeometry:Pc,SphereBufferGeometry:nb,RingGeometry:Qc,RingBufferGeometry:Xb,PlaneGeometry:xc,PlaneBufferGeometry:lb,LatheGeometry:Rc, -LatheBufferGeometry:Yb,ShapeGeometry:Zb,ShapeBufferGeometry:$b,ExtrudeGeometry:db,ExtrudeBufferGeometry:Fa,EdgesGeometry:ac,ConeGeometry:Sc,ConeBufferGeometry:Tc,CylinderGeometry:ob,CylinderBufferGeometry:Wa,CircleGeometry:Uc,CircleBufferGeometry:bc,BoxGeometry:Ib,BoxBufferGeometry:kb});cc.prototype=Object.create(Ea.prototype);cc.prototype.constructor=cc;cc.prototype.isShadowMaterial=!0;dc.prototype=Object.create(Ea.prototype);dc.prototype.constructor=dc;dc.prototype.isRawShaderMaterial=!0;Ra.prototype= -Object.create(Z.prototype);Ra.prototype.constructor=Ra;Ra.prototype.isMeshStandardMaterial=!0;Ra.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.defines={STANDARD:""};this.color.copy(a.color);this.roughness=a.roughness;this.metalness=a.metalness;this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity; -this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap;this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.roughnessMap=a.roughnessMap;this.metalnessMap=a.metalnessMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.envMapIntensity=a.envMapIntensity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap= -a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};pb.prototype=Object.create(Ra.prototype);pb.prototype.constructor=pb;pb.prototype.isMeshPhysicalMaterial=!0;pb.prototype.copy=function(a){Ra.prototype.copy.call(this,a);this.defines={PHYSICAL:""};this.reflectivity=a.reflectivity;this.clearCoat=a.clearCoat;this.clearCoatRoughness=a.clearCoatRoughness;return this};ta.prototype=Object.create(Z.prototype); -ta.prototype.constructor=ta;ta.prototype.isMeshPhongMaterial=!0;ta.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.color.copy(a.color);this.specular.copy(a.specular);this.shininess=a.shininess;this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity;this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale; -this.normalMap=a.normalMap;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap;this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.specularMap=a.specularMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.combine=a.combine;this.reflectivity=a.reflectivity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin; -this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};qb.prototype=Object.create(ta.prototype);qb.prototype.constructor=qb;qb.prototype.isMeshToonMaterial=!0;qb.prototype.copy=function(a){ta.prototype.copy.call(this,a);this.gradientMap=a.gradientMap;return this};rb.prototype=Object.create(Z.prototype);rb.prototype.constructor=rb;rb.prototype.isMeshNormalMaterial=!0;rb.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.bumpMap=a.bumpMap; -this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap;this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};sb.prototype=Object.create(Z.prototype);sb.prototype.constructor=sb;sb.prototype.isMeshLambertMaterial=!0;sb.prototype.copy= -function(a){Z.prototype.copy.call(this,a);this.color.copy(a.color);this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity;this.specularMap=a.specularMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.combine=a.combine;this.reflectivity=a.reflectivity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe; -this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};tb.prototype=Object.create(Z.prototype);tb.prototype.constructor=tb;tb.prototype.isLineDashedMaterial=!0;tb.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.color.copy(a.color);this.linewidth=a.linewidth;this.scale=a.scale;this.dashSize=a.dashSize;this.gapSize= -a.gapSize;return this};var lg=Object.freeze({ShadowMaterial:cc,SpriteMaterial:cb,RawShaderMaterial:dc,ShaderMaterial:Ea,PointsMaterial:La,MeshPhysicalMaterial:pb,MeshStandardMaterial:Ra,MeshPhongMaterial:ta,MeshToonMaterial:qb,MeshNormalMaterial:rb,MeshLambertMaterial:sb,MeshDepthMaterial:$a,MeshBasicMaterial:Na,LineDashedMaterial:tb,LineBasicMaterial:ha,Material:Z}),hd={enabled:!1,files:{},add:function(a,b){!1!==this.enabled&&(this.files[a]=b)},get:function(a){if(!1!==this.enabled)return this.files[a]}, -remove:function(a){delete this.files[a]},clear:function(){this.files={}}},Aa=new Zd;Object.assign(ua.prototype,{load:function(a,b,c,d){void 0===a&&(a="");void 0!==this.path&&(a=this.path+a);var e=this,f=hd.get(a);if(void 0!==f)return e.manager.itemStart(a),setTimeout(function(){b&&b(f);e.manager.itemEnd(a)},0),f;var g=a.match(/^data:(.*?)(;base64)?,(.*)$/);if(g){var h=g[1],k=!!g[2],g=g[3],g=window.decodeURIComponent(g);k&&(g=window.atob(g));try{var m,l=(this.responseType||"").toLowerCase();switch(l){case "arraybuffer":case "blob":m= -new ArrayBuffer(g.length);for(var q=new Uint8Array(m),k=0;k=e)break a;else{f=b[1];a=e)break b}d=c;c=0}}for(;c>>1,ab;)--f;++f;if(0!==e||f!==d)e>=f&&(f=Math.max(f,1),e=f-1),d=this.getValueSize(),this.times=va.arraySlice(c,e,f),this.values=va.arraySlice(this.values, -e*d,f*d);return this},validate:function(){var a=!0,b=this.getValueSize();0!==b-Math.floor(b)&&(console.error("invalid value size in track",this),a=!1);var c=this.times,b=this.values,d=c.length;0===d&&(console.error("track is empty",this),a=!1);for(var e=null,f=0;f!==d;f++){var g=c[f];if("number"===typeof g&&isNaN(g)){console.error("time is not a valid number",this,f,g);a=!1;break}if(null!==e&&e>g){console.error("out of order keys",this,f,g,e);a=!1;break}e=g}if(void 0!==b&&va.isTypedArray(b))for(f= -0,c=b.length;f!==c;++f)if(d=b[f],isNaN(d)){console.error("value is not a valid number",this,f,d);a=!1;break}return a},optimize:function(){for(var a=this.times,b=this.values,c=this.getValueSize(),d=2302===this.getInterpolation(),e=1,f=a.length-1,g=1;gm.opacity&&(m.transparent=!0);d.setTextures(k);return d.parse(m)}}()});Object.assign(ce.prototype,{load:function(a,b,c,d){var e=this,f=this.texturePath&&"string"===typeof this.texturePath?this.texturePath:gc.prototype.extractUrlBase(a),g=new ua(this.manager);g.setResponseType("json");g.setWithCredentials(this.withCredentials);g.load(a,function(c){var d=c.metadata;if(void 0!==d&&(d=d.type,void 0!==d)){if("object"===d.toLowerCase()){console.error("THREE.JSONLoader: "+ -a+" should be loaded with THREE.ObjectLoader instead.");return}if("scene"===d.toLowerCase()){console.error("THREE.JSONLoader: "+a+" should be loaded with THREE.SceneLoader instead.");return}}c=e.parse(c,f);b(c.geometry,c.materials)},c,d)},setTexturePath:function(a){this.texturePath=a},parse:function(){return function(a,b){void 0!==a.data&&(a=a.data);a.scale=void 0!==a.scale?1/a.scale:1;var c=new M,d=a,e,f,g,h,k,m,l,q,n,t,z,r,x,y,v=d.faces;n=d.vertices;var F=d.normals,w=d.colors;m=d.scale;var B=0; -if(void 0!==d.uvs){for(e=0;ef;f++)q=v[h++],y=x[2*q],q=x[2*q+1],y=new E(y,q),2!==f&&c.faceVertexUvs[e][g].push(y),0!==f&&c.faceVertexUvs[e][g+1].push(y);l&&(l=3*v[h++],t.normal.set(F[l++],F[l++],F[l]),r.normal.copy(t.normal));if(z)for(e=0;4>e;e++)l=3*v[h++],z=new p(F[l++],F[l++],F[l]),2!==e&&t.vertexNormals.push(z),0!==e&&r.vertexNormals.push(z);m&&(m=v[h++],m=w[m],t.color.setHex(m),r.color.setHex(m));if(n)for(e=0;4>e;e++)m=v[h++],m=w[m],2!==e&&t.vertexColors.push(new H(m)),0!==e&&r.vertexColors.push(new H(m));c.faces.push(t); -c.faces.push(r)}else{t=new Va;t.a=v[h++];t.b=v[h++];t.c=v[h++];g&&(g=v[h++],t.materialIndex=g);g=c.faces.length;if(e)for(e=0;ef;f++)q=v[h++],y=x[2*q],q=x[2*q+1],y=new E(y,q),c.faceVertexUvs[e][g].push(y);l&&(l=3*v[h++],t.normal.set(F[l++],F[l++],F[l]));if(z)for(e=0;3>e;e++)l=3*v[h++],z=new p(F[l++],F[l++],F[l]),t.vertexNormals.push(z);m&&(m=v[h++],t.color.setHex(w[m]));if(n)for(e=0;3>e;e++)m=v[h++],t.vertexColors.push(new H(w[m]));c.faces.push(t)}d= -a;h=void 0!==d.influencesPerVertex?d.influencesPerVertex:2;if(d.skinWeights)for(k=0,v=d.skinWeights.length;kk)g=d+1;else if(0< -k)h=d-1;else{h=d;break}d=h;if(c[d]===f)return d/(e-1);g=c[d];return(d+(f-g)/(c[d+1]-g))/(e-1)},getTangent:function(a){var b=a-1E-4;a+=1E-4;0>b&&(b=0);1Number.EPSILON&&(g.normalize(),c=Math.acos(Y.clamp(d[k-1].dot(d[k]),-1,1)),e[k].applyMatrix4(h.makeRotationAxis(g,c))),f[k].crossVectors(d[k],e[k]);if(!0===b)for(c=Math.acos(Y.clamp(e[0].dot(e[a]),-1,1)), -c/=a,0=b)return b=c[a]-b,a=this.curves[a],c=a.getLength(),a.getPointAt(0===c?0:1-b/c);a++}return null}, -getLength:function(){var a=this.getCurveLengths();return a[a.length-1]},updateArcLengths:function(){this.needsUpdate=!0;this.cacheLengths=null;this.getCurveLengths()},getCurveLengths:function(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;for(var a=[],b=0,c=0,d=this.curves.length;cc;)c+=b;for(;c>b;)c-=b;cb.length-2?b.length-1:a+1],b=b[a>b.length-3?b.length- -1:a+2];return new E(Se(c,d.x,e.x,f.x,b.x),Se(c,d.y,e.y,f.y,b.y))};hc.prototype=Object.create(na.prototype);hc.prototype.constructor=hc;hc.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2,e=this.v3;return new E(yb(a,b.x,c.x,d.x,e.x),yb(a,b.y,c.y,d.y,e.y))};ic.prototype=Object.create(na.prototype);ic.prototype.constructor=ic;ic.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2;return new E(xb(a,b.x,c.x,d.x),xb(a,b.y,c.y,d.y))};var ue=Object.assign(Object.create(Yc.prototype), -{fromPoints:function(a){this.moveTo(a[0].x,a[0].y);for(var b=1,c=a.length;bNumber.EPSILON){if(0>l&&(g=b[f],k=-k,h=b[e],l=-l),!(a.yh.y))if(a.y===g.y){if(a.x===g.x)return!0}else{e=l*(a.x-g.x)-k*(a.y-g.y);if(0===e)return!0;0>e||(d=!d)}}else if(a.y===g.y&&(h.x<=a.x&&a.x<=g.x||g.x<=a.x&&a.x<=h.x))return!0}return d}var e=za.isClockWise,f=this.subPaths;if(0===f.length)return[];if(!0===b)return c(f);var g,h,k,l=[];if(1===f.length)return h= -f[0],k=new Ab,k.curves=h.curves,l.push(k),l;var p=!e(f[0].getPoints()),p=a?!p:p;k=[];var q=[],n=[],t=0,z;q[t]=void 0;n[t]=[];for(var r=0,x=f.length;rd&&this._mixBufferRegion(c,a,3*b,1-d,b);for(var d=b,f=b+b;d!==f;++d)if(c[d]!==c[d+b]){e.setValue(c,a);break}},saveOriginalState:function(){var a= -this.buffer,b=this.valueSize,c=3*b;this.binding.getValue(a,c);for(var d=b;d!==c;++d)a[d]=a[c+d%b];this.cumulativeWeight=0},restoreOriginalState:function(){this.binding.setValue(this.buffer,3*this.valueSize)},_select:function(a,b,c,d,e){if(.5<=d)for(d=0;d!==e;++d)a[b+d]=a[c+d]},_slerp:function(a,b,c,d){qa.slerpFlat(a,b,a,b,a,c,d)},_lerp:function(a,b,c,d,e){for(var f=1-d,g=0;g!==e;++g){var h=b+g;a[h]=a[h]*f+a[c+g]*d}}});Object.assign(Ve.prototype,{getValue:function(a,b){this.bind();var c=this._bindings[this._targetGroup.nCachedObjects_]; -void 0!==c&&c.getValue(a,b)},setValue:function(a,b){for(var c=this._bindings,d=this._targetGroup.nCachedObjects_,e=c.length;d!==e;++d)c[d].setValue(a,b)},bind:function(){for(var a=this._bindings,b=this._targetGroup.nCachedObjects_,c=a.length;b!==c;++b)a[b].bind()},unbind:function(){for(var a=this._bindings,b=this._targetGroup.nCachedObjects_,c=a.length;b!==c;++b)a[b].unbind()}});Object.assign(oa,{Composite:Ve,create:function(a,b,c){return a&&a.isAnimationObjectGroup?new oa.Composite(a,b,c):new oa(a, -b,c)},parseTrackName:function(){var a=new RegExp("^"+/((?:[\w-]+[\/:])*)/.source+/([\w-\.]+)?/.source+/(?:\.([\w-]+)(?:\[(.+)\])?)?/.source+/\.([\w-]+)(?:\[(.+)\])?/.source+"$"),b=["material","materials","bones"];return function(c){var d=a.exec(c);if(!d)throw Error("PropertyBinding: Cannot parse trackName: "+c);var d={nodeName:d[2],objectName:d[3],objectIndex:d[4],propertyName:d[5],propertyIndex:d[6]},e=d.nodeName&&d.nodeName.lastIndexOf(".");if(void 0!==e&&-1!==e){var f=d.nodeName.substring(e+1); --1!==b.indexOf(f)&&(d.nodeName=d.nodeName.substring(0,e),d.objectName=f)}if(null===d.propertyName||0===d.propertyName.length)throw Error("PropertyBinding: can not parse propertyName from trackName: "+c);return d}}(),findNode:function(a,b){if(!b||""===b||"root"===b||"."===b||-1===b||b===a.name||b===a.uuid)return a;if(a.skeleton){var c=function(a){for(var c=0;c=c){var q=c++,n=b[q];d[n.uuid]=p;b[p]=n;d[l]=q;b[q]=k;k=0;for(l=f;k!==l;++k){var n=e[k],t=n[p];n[p]=n[q];n[q]=t}}}this.nCachedObjects_=c},uncache:function(a){for(var b=this._objects,c=b.length,d=this.nCachedObjects_,e=this._indicesByUUID,f=this._bindings,g=f.length,h=0,k=arguments.length;h!==k;++h){var l=arguments[h].uuid,p=e[l];if(void 0!==p)if(delete e[l],pb||0===c)return;this._startTime=null;b*=c}b*=this._updateTimeScale(a);c=this._updateTime(b);a=this._updateWeight(a);if(0c.parameterPositions[1]&&(this.stopFading(),0===d&&(this.enabled=!1))}}return this._effectiveWeight= -b},_updateTimeScale:function(a){var b=0;if(!this.paused){var b=this.timeScale,c=this._timeScaleInterpolant;if(null!==c){var d=c.evaluate(a)[0],b=b*d;a>c.parameterPositions[1]&&(this.stopWarping(),0===b?this.paused=!0:this.timeScale=b)}}return this._effectiveTimeScale=b},_updateTime:function(a){var b=this.time+a;if(0===a)return b;var c=this._clip.duration,d=this.loop,e=this._loopCount;if(2200===d)a:{if(-1===e&&(this._loopCount=0,this._setEndings(!0,!0,!1)),b>=c)b=c;else if(0>b)b=0;else break a;this.clampWhenFinished? -this.paused=!0:this.enabled=!1;this._mixer.dispatchEvent({type:"finished",action:this,direction:0>a?-1:1})}else{d=2202===d;-1===e&&(0<=a?(e=0,this._setEndings(!0,0===this.repetitions,d)):this._setEndings(0===this.repetitions,!0,d));if(b>=c||0>b){var f=Math.floor(b/c),b=b-c*f,e=e+Math.abs(f),g=this.repetitions-e;0>g?(this.clampWhenFinished?this.paused=!0:this.enabled=!1,b=0a,this._setEndings(a,!a,d)):this._setEndings(!1, -!1,d),this._loopCount=e,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:f}))}if(d&&1===(e&1))return this.time=b,c-b}return this.time=b},_setEndings:function(a,b,c){var d=this._interpolantSettings;c?(d.endingStart=2401,d.endingEnd=2401):(d.endingStart=a?this.zeroSlopeAtStart?2401:2400:2402,d.endingEnd=b?this.zeroSlopeAtEnd?2401:2400:2402)},_scheduleFading:function(a,b,c){var d=this._mixer,e=d.time,f=this._weightInterpolant;null===f&&(this._weightInterpolant=f=d._lendControlInterpolant()); -d=f.parameterPositions;f=f.sampleValues;d[0]=e;f[0]=b;d[1]=e+a;f[1]=c;return this}});Object.assign(Ye.prototype,sa.prototype,{_bindAction:function(a,b){var c=a._localRoot||this._root,d=a._clip.tracks,e=d.length,f=a._propertyBindings,g=a._interpolants,h=c.uuid,k=this._bindingsByRootAndName,l=k[h];void 0===l&&(l={},k[h]=l);for(k=0;k!==e;++k){var p=d[k],q=p.name,n=l[q];if(void 0===n){n=f[k];if(void 0!==n){null===n._cacheIndex&&(++n.referenceCount,this._addInactiveBinding(n,h,q));continue}n=new le(oa.create(c, -q,b&&b._propertyBindings[k].binding.parsedPath),p.ValueTypeName,p.getValueSize());++n.referenceCount;this._addInactiveBinding(n,h,q)}f[k]=n;g[k].resultBuffer=n.buffer}},_activateAction:function(a){if(!this._isActiveAction(a)){if(null===a._cacheIndex){var b=(a._localRoot||this._root).uuid,c=a._clip.uuid,d=this._actionsByClip[c];this._bindAction(a,d&&d.knownActions[0]);this._addInactiveAction(a,c,b)}b=a._propertyBindings;c=0;for(d=b.length;c!==d;++c){var e=b[c];0===e.useCount++&&(this._lendBinding(e), -e.saveOriginalState())}this._lendAction(a)}},_deactivateAction:function(a){if(this._isActiveAction(a)){for(var b=a._propertyBindings,c=0,d=b.length;c!==d;++c){var e=b[c];0===--e.useCount&&(e.restoreOriginalState(),this._takeBackBinding(e))}this._takeBackAction(a)}},_initMemoryManager:function(){this._actions=[];this._nActiveActions=0;this._actionsByClip={};this._bindings=[];this._nActiveBindings=0;this._bindingsByRootAndName={};this._controlInterpolants=[];this._nActiveControlInterpolants=0;var a= -this;this.stats={actions:{get total(){return a._actions.length},get inUse(){return a._nActiveActions}},bindings:{get total(){return a._bindings.length},get inUse(){return a._nActiveBindings}},controlInterpolants:{get total(){return a._controlInterpolants.length},get inUse(){return a._nActiveControlInterpolants}}}},_isActiveAction:function(a){a=a._cacheIndex;return null!==a&&ab.far?null:{distance:c,point:y.clone(),object:a}}function c(c,d,e,f,m,l,u,q){g.fromBufferAttribute(f,l);h.fromBufferAttribute(f,u);k.fromBufferAttribute(f,q);if(c=b(c,d,e,g,h,k,x))m&&(n.fromBufferAttribute(m,l),t.fromBufferAttribute(m,u),z.fromBufferAttribute(m,q),c.uv=a(x,g,h,k,n,t,z)),c.face=new Va(l,u,q,Ua.normal(g, +h,k)),c.faceIndex=l;return c}var d=new J,e=new hb,f=new Ga,g=new p,h=new p,k=new p,m=new p,l=new p,q=new p,n=new E,t=new E,z=new E,r=new p,x=new p,y=new p;return function(p,r){var w=this.geometry,y=this.material,D=this.matrixWorld;if(void 0!==y&&(null===w.boundingSphere&&w.computeBoundingSphere(),f.copy(w.boundingSphere),f.applyMatrix4(D),!1!==p.ray.intersectsSphere(f)&&(d.getInverse(D),e.copy(p.ray).applyMatrix4(d),null===w.boundingBox||!1!==e.intersectsBox(w.boundingBox)))){var C;if(w.isBufferGeometry){var G, +E,y=w.index,B=w.attributes.position,D=w.attributes.uv,ca,I;if(null!==y)for(ca=0,I=y.count;caf||(f=d.ray.origin.distanceTo(a),fd.far||e.push({distance:f,point:a.clone(),face:null,object:this}))}}(),clone:function(){return(new this.constructor(this.material)).copy(this)}}); +Bc.prototype=Object.assign(Object.create(B.prototype),{constructor:Bc,copy:function(a){B.prototype.copy.call(this,a,!1);a=a.levels;for(var b=0,c=a.length;b=d[e].distance)d[e-1].object.visible=!1,d[e].object.visible=!0;else break; +for(;ef||(l.applyMatrix4(this.matrixWorld),r=d.ray.origin.distanceTo(l),rd.far||e.push({distance:r,point:h.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}else for(g=0,z=t.length/3-1;gf||(l.applyMatrix4(this.matrixWorld),r=d.ray.origin.distanceTo(l),rd.far||e.push({distance:r,point:h.clone().applyMatrix4(this.matrixWorld),index:g,face:null,faceIndex:null,object:this}))}else if(g.isGeometry)for(k=g.vertices,m=k.length,g=0;gf||(l.applyMatrix4(this.matrixWorld),r=d.ray.origin.distanceTo(l),rd.far||e.push({distance:r,point:h.clone().applyMatrix4(this.matrixWorld), +index:g,face:null,faceIndex:null,object:this}))}}}(),clone:function(){return(new this.constructor(this.geometry,this.material)).copy(this)}});da.prototype=Object.assign(Object.create(ya.prototype),{constructor:da,isLineSegments:!0});pd.prototype=Object.assign(Object.create(ya.prototype),{constructor:pd,isLineLoop:!0});La.prototype=Object.create(Z.prototype);La.prototype.constructor=La;La.prototype.isPointsMaterial=!0;La.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.color.copy(a.color); +this.map=a.map;this.size=a.size;this.sizeAttenuation=a.sizeAttenuation;return this};Mb.prototype=Object.assign(Object.create(B.prototype),{constructor:Mb,isPoints:!0,raycast:function(){var a=new J,b=new hb,c=new Ga;return function(d,e){function f(a,c){var f=b.distanceSqToPoint(a);if(fd.far||e.push({distance:m,distanceToRay:Math.sqrt(f),point:h.clone(),index:c,face:null,object:g})}}var g=this,h=this.geometry, +k=this.matrixWorld,m=d.params.Points.threshold;null===h.boundingSphere&&h.computeBoundingSphere();c.copy(h.boundingSphere);c.applyMatrix4(k);c.radius+=m;if(!1!==d.ray.intersectsSphere(c)){a.getInverse(k);b.copy(d.ray).applyMatrix4(a);var m=m/((this.scale.x+this.scale.y+this.scale.z)/3),l=m*m,m=new p;if(h.isBufferGeometry){var q=h.index,h=h.attributes.position.array;if(null!==q)for(var n=q.array,q=0,t=n.length;qc)return null;var d=[],e=[],f=[],g,h,k;if(0=m--){console.warn("THREE.ShapeUtils: Unable to triangulate polygon! in triangulate()");break}g=h;c<=g&&(g=0);h=g+1;c<=h&&(h=0);k=h+1;c<=k&&(k=0);var l;a:{var q,n,t,p,r,x,y,v;q=a[e[g]].x;n=a[e[g]].y;t=a[e[h]].x;p=a[e[h]].y;r=a[e[k]].x;x=a[e[k]].y;if(0>=(t-q)*(x-n)-(p-n)*(r-q))l=!1;else{var F,w,D,E,C,G,B,O,I,H;F=r-t;w=x-p;D=q-r;E=n-x;C=t-q;G=p-n; +for(l=0;l=-Number.EPSILON&&O>=-Number.EPSILON&&B>=-Number.EPSILON)){l=!1;break a}l=!0}}if(l){d.push([a[e[g]],a[e[h]],a[e[k]]]);f.push([e[g],e[h],e[k]]);g=h;for(k=h+1;kNumber.EPSILON){if(0u||u>q)return[];k=m*l-k*n;if(0>k||k>q)return[]}else{if(0c?[]:k===c?f?[]:[g]:a<=c?[g,h]:[g,m]}function f(a,b,c,d){var e=b.x-a.x,f=b.y-a.y;b=c.x-a.x; +c=c.y-a.y;var g=d.x-a.x;d=d.y-a.y;a=e*c-f*b;e=e*d-f*g;return Math.abs(a)>Number.EPSILON?(b=g*c-d*b,0e&&(e=d);var g=a+1;g>d&&(g=0);d=f(h[a],h[e],h[g],k[b]);if(!d)return!1;d=k.length- +1;e=b-1;0>e&&(e=d);g=b+1;g>d&&(g=0);return(d=f(k[b],k[e],k[g],h[a]))?!0:!1}function d(a,b){var c,f;for(c=0;cJ){console.log("Infinite Loop! Holes left:"+ +m.length+", Probably Hole outside Shape!");break}for(n=E;nk;k++)l=m[k].x+":"+m[k].y,l=q[l],void 0!== +l&&(m[k]=l);return n.concat()},isClockWise:function(a){return 0>za.area(a)}};db.prototype=Object.create(M.prototype);db.prototype.constructor=db;Fa.prototype=Object.create(I.prototype);Fa.prototype.constructor=Fa;Fa.prototype.getArrays=function(){var a=this.getAttribute("position"),a=a?Array.prototype.slice.call(a.array):[],b=this.getAttribute("uv"),b=b?Array.prototype.slice.call(b.array):[],c=this.index,c=c?Array.prototype.slice.call(c.array):[];return{position:a,uv:b,index:c}};Fa.prototype.addShapeList= +function(a,b){var c=a.length;b.arrays=this.getArrays();for(var d=0;dNumber.EPSILON){var k= +Math.sqrt(h),m=Math.sqrt(d*d+g*g),h=b.x-f/k;b=b.y+e/k;g=((c.x-g/m-h)*g-(c.y+d/m-b)*d)/(e*g-f*d);d=h+e*g-a.x;e=b+f*g-a.y;f=d*d+e*e;if(2>=f)return new E(d,e);f=Math.sqrt(f/2)}else a=!1,e>Number.EPSILON?d>Number.EPSILON&&(a=!0):e<-Number.EPSILON?d<-Number.EPSILON&&(a=!0):Math.sign(f)===Math.sign(g)&&(a=!0),a?(d=-f,f=Math.sqrt(h)):(d=e,e=f,f=Math.sqrt(h/2));return new E(d/f,e/f)}function e(a,b){var c,d;for(N=a.length;0<=--N;){c=N;d=N-1;0>d&&(d=a.length-1);var e,f=F+2*x;for(e=0;eMath.abs(g-k)?[new E(a,1-c),new E(h, +1-d),new E(m,1-e),new E(q,1-b)]:[new E(g,1-c),new E(k,1-d),new E(l,1-e),new E(n,1-b)]}};Oc.prototype=Object.create(M.prototype);Oc.prototype.constructor=Oc;Wb.prototype=Object.create(Fa.prototype);Wb.prototype.constructor=Wb;Pc.prototype=Object.create(M.prototype);Pc.prototype.constructor=Pc;nb.prototype=Object.create(I.prototype);nb.prototype.constructor=nb;Qc.prototype=Object.create(M.prototype);Qc.prototype.constructor=Qc;Xb.prototype=Object.create(I.prototype);Xb.prototype.constructor=Xb;Rc.prototype= +Object.create(M.prototype);Rc.prototype.constructor=Rc;Yb.prototype=Object.create(I.prototype);Yb.prototype.constructor=Yb;Zb.prototype=Object.create(M.prototype);Zb.prototype.constructor=Zb;$b.prototype=Object.create(I.prototype);$b.prototype.constructor=$b;ac.prototype=Object.create(I.prototype);ac.prototype.constructor=ac;ob.prototype=Object.create(M.prototype);ob.prototype.constructor=ob;Wa.prototype=Object.create(I.prototype);Wa.prototype.constructor=Wa;Sc.prototype=Object.create(ob.prototype); +Sc.prototype.constructor=Sc;Tc.prototype=Object.create(Wa.prototype);Tc.prototype.constructor=Tc;Uc.prototype=Object.create(M.prototype);Uc.prototype.constructor=Uc;bc.prototype=Object.create(I.prototype);bc.prototype.constructor=bc;var Ma=Object.freeze({WireframeGeometry:Ob,ParametricGeometry:Fc,ParametricBufferGeometry:Pb,TetrahedronGeometry:Hc,TetrahedronBufferGeometry:Qb,OctahedronGeometry:Ic,OctahedronBufferGeometry:mb,IcosahedronGeometry:Jc,IcosahedronBufferGeometry:Rb,DodecahedronGeometry:Kc, +DodecahedronBufferGeometry:Sb,PolyhedronGeometry:Gc,PolyhedronBufferGeometry:ia,TubeGeometry:Lc,TubeBufferGeometry:Tb,TorusKnotGeometry:Mc,TorusKnotBufferGeometry:Ub,TorusGeometry:Nc,TorusBufferGeometry:Vb,TextGeometry:Oc,TextBufferGeometry:Wb,SphereGeometry:Pc,SphereBufferGeometry:nb,RingGeometry:Qc,RingBufferGeometry:Xb,PlaneGeometry:xc,PlaneBufferGeometry:lb,LatheGeometry:Rc,LatheBufferGeometry:Yb,ShapeGeometry:Zb,ShapeBufferGeometry:$b,ExtrudeGeometry:db,ExtrudeBufferGeometry:Fa,EdgesGeometry:ac, +ConeGeometry:Sc,ConeBufferGeometry:Tc,CylinderGeometry:ob,CylinderBufferGeometry:Wa,CircleGeometry:Uc,CircleBufferGeometry:bc,BoxGeometry:Ib,BoxBufferGeometry:kb});cc.prototype=Object.create(Ea.prototype);cc.prototype.constructor=cc;cc.prototype.isShadowMaterial=!0;dc.prototype=Object.create(Ea.prototype);dc.prototype.constructor=dc;dc.prototype.isRawShaderMaterial=!0;Ra.prototype=Object.create(Z.prototype);Ra.prototype.constructor=Ra;Ra.prototype.isMeshStandardMaterial=!0;Ra.prototype.copy=function(a){Z.prototype.copy.call(this, +a);this.defines={STANDARD:""};this.color.copy(a.color);this.roughness=a.roughness;this.metalness=a.metalness;this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity;this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap; +this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.roughnessMap=a.roughnessMap;this.metalnessMap=a.metalnessMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.envMapIntensity=a.envMapIntensity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals= +a.morphNormals;return this};pb.prototype=Object.create(Ra.prototype);pb.prototype.constructor=pb;pb.prototype.isMeshPhysicalMaterial=!0;pb.prototype.copy=function(a){Ra.prototype.copy.call(this,a);this.defines={PHYSICAL:""};this.reflectivity=a.reflectivity;this.clearCoat=a.clearCoat;this.clearCoatRoughness=a.clearCoatRoughness;return this};ta.prototype=Object.create(Z.prototype);ta.prototype.constructor=ta;ta.prototype.isMeshPhongMaterial=!0;ta.prototype.copy=function(a){Z.prototype.copy.call(this, +a);this.color.copy(a.color);this.specular.copy(a.specular);this.shininess=a.shininess;this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity=a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity;this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap;this.displacementScale= +a.displacementScale;this.displacementBias=a.displacementBias;this.specularMap=a.specularMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.combine=a.combine;this.reflectivity=a.reflectivity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};qb.prototype= +Object.create(ta.prototype);qb.prototype.constructor=qb;qb.prototype.isMeshToonMaterial=!0;qb.prototype.copy=function(a){ta.prototype.copy.call(this,a);this.gradientMap=a.gradientMap;return this};rb.prototype=Object.create(Z.prototype);rb.prototype.constructor=rb;rb.prototype.isMeshNormalMaterial=!0;rb.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.bumpMap=a.bumpMap;this.bumpScale=a.bumpScale;this.normalMap=a.normalMap;this.normalScale.copy(a.normalScale);this.displacementMap=a.displacementMap; +this.displacementScale=a.displacementScale;this.displacementBias=a.displacementBias;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};sb.prototype=Object.create(Z.prototype);sb.prototype.constructor=sb;sb.prototype.isMeshLambertMaterial=!0;sb.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.color.copy(a.color);this.map=a.map;this.lightMap=a.lightMap;this.lightMapIntensity= +a.lightMapIntensity;this.aoMap=a.aoMap;this.aoMapIntensity=a.aoMapIntensity;this.emissive.copy(a.emissive);this.emissiveMap=a.emissiveMap;this.emissiveIntensity=a.emissiveIntensity;this.specularMap=a.specularMap;this.alphaMap=a.alphaMap;this.envMap=a.envMap;this.combine=a.combine;this.reflectivity=a.reflectivity;this.refractionRatio=a.refractionRatio;this.wireframe=a.wireframe;this.wireframeLinewidth=a.wireframeLinewidth;this.wireframeLinecap=a.wireframeLinecap;this.wireframeLinejoin=a.wireframeLinejoin; +this.skinning=a.skinning;this.morphTargets=a.morphTargets;this.morphNormals=a.morphNormals;return this};tb.prototype=Object.create(Z.prototype);tb.prototype.constructor=tb;tb.prototype.isLineDashedMaterial=!0;tb.prototype.copy=function(a){Z.prototype.copy.call(this,a);this.color.copy(a.color);this.linewidth=a.linewidth;this.scale=a.scale;this.dashSize=a.dashSize;this.gapSize=a.gapSize;return this};var lg=Object.freeze({ShadowMaterial:cc,SpriteMaterial:cb,RawShaderMaterial:dc,ShaderMaterial:Ea,PointsMaterial:La, +MeshPhysicalMaterial:pb,MeshStandardMaterial:Ra,MeshPhongMaterial:ta,MeshToonMaterial:qb,MeshNormalMaterial:rb,MeshLambertMaterial:sb,MeshDepthMaterial:$a,MeshBasicMaterial:Na,LineDashedMaterial:tb,LineBasicMaterial:ha,Material:Z}),hd={enabled:!1,files:{},add:function(a,b){!1!==this.enabled&&(this.files[a]=b)},get:function(a){if(!1!==this.enabled)return this.files[a]},remove:function(a){delete this.files[a]},clear:function(){this.files={}}},Aa=new Zd;Object.assign(ua.prototype,{load:function(a,b, +c,d){void 0===a&&(a="");void 0!==this.path&&(a=this.path+a);var e=this,f=hd.get(a);if(void 0!==f)return e.manager.itemStart(a),setTimeout(function(){b&&b(f);e.manager.itemEnd(a)},0),f;var g=a.match(/^data:(.*?)(;base64)?,(.*)$/);if(g){var h=g[1],k=!!g[2],g=g[3],g=window.decodeURIComponent(g);k&&(g=window.atob(g));try{var m,l=(this.responseType||"").toLowerCase();switch(l){case "arraybuffer":case "blob":m=new ArrayBuffer(g.length);for(var q=new Uint8Array(m),k=0;k=e)break a;else{f=b[1];a=e)break b}d=c;c=0}}for(;c>>1,ab;)--f;++f;if(0!==e||f!==d)e>=f&&(f=Math.max(f,1),e=f-1),d=this.getValueSize(),this.times=va.arraySlice(c,e,f),this.values=va.arraySlice(this.values,e*d,f*d);return this},validate:function(){var a=!0,b=this.getValueSize();0!==b-Math.floor(b)&&(console.error("invalid value size in track",this),a=!1);var c=this.times,b=this.values,d=c.length;0===d&&(console.error("track is empty", +this),a=!1);for(var e=null,f=0;f!==d;f++){var g=c[f];if("number"===typeof g&&isNaN(g)){console.error("time is not a valid number",this,f,g);a=!1;break}if(null!==e&&e>g){console.error("out of order keys",this,f,g,e);a=!1;break}e=g}if(void 0!==b&&va.isTypedArray(b))for(f=0,c=b.length;f!==c;++f)if(d=b[f],isNaN(d)){console.error("value is not a valid number",this,f,d);a=!1;break}return a},optimize:function(){for(var a=this.times,b=this.values,c=this.getValueSize(),d=2302===this.getInterpolation(),e=1, +f=a.length-1,g=1;gm.opacity&&(m.transparent=!0);d.setTextures(k);return d.parse(m)}}()});Object.assign(ce.prototype, +{load:function(a,b,c,d){var e=this,f=this.texturePath&&"string"===typeof this.texturePath?this.texturePath:gc.prototype.extractUrlBase(a),g=new ua(this.manager);g.setResponseType("json");g.setWithCredentials(this.withCredentials);g.load(a,function(c){var d=c.metadata;if(void 0!==d&&(d=d.type,void 0!==d)){if("object"===d.toLowerCase()){console.error("THREE.JSONLoader: "+a+" should be loaded with THREE.ObjectLoader instead.");return}if("scene"===d.toLowerCase()){console.error("THREE.JSONLoader: "+a+ +" should be loaded with THREE.SceneLoader instead.");return}}c=e.parse(c,f);b(c.geometry,c.materials)},c,d)},setTexturePath:function(a){this.texturePath=a},parse:function(){return function(a,b){void 0!==a.data&&(a=a.data);a.scale=void 0!==a.scale?1/a.scale:1;var c=new M,d=a,e,f,g,h,k,m,l,q,n,t,z,r,x,y,v=d.faces;n=d.vertices;var F=d.normals,w=d.colors;m=d.scale;var B=0;if(void 0!==d.uvs){for(e=0;ef;f++)q=v[h++],y=x[2*q],q=x[2*q+1],y=new E(y,q),2!==f&&c.faceVertexUvs[e][g].push(y),0!==f&&c.faceVertexUvs[e][g+ +1].push(y);l&&(l=3*v[h++],t.normal.set(F[l++],F[l++],F[l]),r.normal.copy(t.normal));if(z)for(e=0;4>e;e++)l=3*v[h++],z=new p(F[l++],F[l++],F[l]),2!==e&&t.vertexNormals.push(z),0!==e&&r.vertexNormals.push(z);m&&(m=v[h++],m=w[m],t.color.setHex(m),r.color.setHex(m));if(n)for(e=0;4>e;e++)m=v[h++],m=w[m],2!==e&&t.vertexColors.push(new H(m)),0!==e&&r.vertexColors.push(new H(m));c.faces.push(t);c.faces.push(r)}else{t=new Va;t.a=v[h++];t.b=v[h++];t.c=v[h++];g&&(g=v[h++],t.materialIndex=g);g=c.faces.length; +if(e)for(e=0;ef;f++)q=v[h++],y=x[2*q],q=x[2*q+1],y=new E(y,q),c.faceVertexUvs[e][g].push(y);l&&(l=3*v[h++],t.normal.set(F[l++],F[l++],F[l]));if(z)for(e=0;3>e;e++)l=3*v[h++],z=new p(F[l++],F[l++],F[l]),t.vertexNormals.push(z);m&&(m=v[h++],t.color.setHex(w[m]));if(n)for(e=0;3>e;e++)m=v[h++],t.vertexColors.push(new H(w[m]));c.faces.push(t)}d=a;h=void 0!==d.influencesPerVertex?d.influencesPerVertex:2;if(d.skinWeights)for(k=0,v=d.skinWeights.length;k< +v;k+=h)c.skinWeights.push(new ga(d.skinWeights[k],1k)g=d+1;else if(0b&&(b=0);1Number.EPSILON&&(g.normalize(),c=Math.acos(Y.clamp(d[k-1].dot(d[k]),-1,1)),e[k].applyMatrix4(h.makeRotationAxis(g,c))),f[k].crossVectors(d[k],e[k]);if(!0===b)for(c=Math.acos(Y.clamp(e[0].dot(e[a]),-1,1)),c/=a,0=b)return b=c[a]-b,a=this.curves[a],c=a.getLength(),a.getPointAt(0===c?0:1-b/c);a++}return null},getLength:function(){var a=this.getCurveLengths();return a[a.length-1]},updateArcLengths:function(){this.needsUpdate=!0;this.cacheLengths=null;this.getCurveLengths()},getCurveLengths:function(){if(this.cacheLengths&& +this.cacheLengths.length===this.curves.length)return this.cacheLengths;for(var a=[],b=0,c=0,d=this.curves.length;cc;)c+=b;for(;c>b;)c-=b;cb.length-2?b.length-1:a+1],b=b[a>b.length-3?b.length-1:a+2];return new E(Se(c,d.x,e.x,f.x,b.x),Se(c,d.y,e.y,f.y,b.y))};hc.prototype=Object.create(na.prototype);hc.prototype.constructor=hc;hc.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2,e=this.v3;return new E(yb(a,b.x,c.x, +d.x,e.x),yb(a,b.y,c.y,d.y,e.y))};ic.prototype=Object.create(na.prototype);ic.prototype.constructor=ic;ic.prototype.getPoint=function(a){var b=this.v0,c=this.v1,d=this.v2;return new E(xb(a,b.x,c.x,d.x),xb(a,b.y,c.y,d.y))};var ue=Object.assign(Object.create(Yc.prototype),{fromPoints:function(a){this.moveTo(a[0].x,a[0].y);for(var b=1,c=a.length;bNumber.EPSILON){if(0>l&&(g=b[f],k=-k, +h=b[e],l=-l),!(a.yh.y))if(a.y===g.y){if(a.x===g.x)return!0}else{e=l*(a.x-g.x)-k*(a.y-g.y);if(0===e)return!0;0>e||(d=!d)}}else if(a.y===g.y&&(h.x<=a.x&&a.x<=g.x||g.x<=a.x&&a.x<=h.x))return!0}return d}var e=za.isClockWise,f=this.subPaths;if(0===f.length)return[];if(!0===b)return c(f);var g,h,k,l=[];if(1===f.length)return h=f[0],k=new Ab,k.curves=h.curves,l.push(k),l;var p=!e(f[0].getPoints()),p=a?!p:p;k=[];var q=[],n=[],t=0,z;q[t]=void 0;n[t]=[];for(var r=0,x=f.length;rd&&this._mixBufferRegion(c,a,3*b,1-d,b);for(var d=b,f=b+b;d!==f;++d)if(c[d]!==c[d+b]){e.setValue(c,a);break}},saveOriginalState:function(){var a=this.buffer,b=this.valueSize,c=3*b;this.binding.getValue(a,c);for(var d=b;d!==c;++d)a[d]=a[c+d%b];this.cumulativeWeight=0},restoreOriginalState:function(){this.binding.setValue(this.buffer,3*this.valueSize)},_select:function(a,b,c,d,e){if(.5<=d)for(d= +0;d!==e;++d)a[b+d]=a[c+d]},_slerp:function(a,b,c,d){qa.slerpFlat(a,b,a,b,a,c,d)},_lerp:function(a,b,c,d,e){for(var f=1-d,g=0;g!==e;++g){var h=b+g;a[h]=a[h]*f+a[c+g]*d}}});Object.assign(Ve.prototype,{getValue:function(a,b){this.bind();var c=this._bindings[this._targetGroup.nCachedObjects_];void 0!==c&&c.getValue(a,b)},setValue:function(a,b){for(var c=this._bindings,d=this._targetGroup.nCachedObjects_,e=c.length;d!==e;++d)c[d].setValue(a,b)},bind:function(){for(var a=this._bindings,b=this._targetGroup.nCachedObjects_, +c=a.length;b!==c;++b)a[b].bind()},unbind:function(){for(var a=this._bindings,b=this._targetGroup.nCachedObjects_,c=a.length;b!==c;++b)a[b].unbind()}});Object.assign(oa,{Composite:Ve,create:function(a,b,c){return a&&a.isAnimationObjectGroup?new oa.Composite(a,b,c):new oa(a,b,c)},parseTrackName:function(){var a=new RegExp("^"+/((?:[\w-]+[\/:])*)/.source+/([\w-\.]+)?/.source+/(?:\.([\w-]+)(?:\[(.+)\])?)?/.source+/\.([\w-]+)(?:\[(.+)\])?/.source+"$"),b=["material","materials","bones"];return function(c){var d= +a.exec(c);if(!d)throw Error("PropertyBinding: Cannot parse trackName: "+c);var d={nodeName:d[2],objectName:d[3],objectIndex:d[4],propertyName:d[5],propertyIndex:d[6]},e=d.nodeName&&d.nodeName.lastIndexOf(".");if(void 0!==e&&-1!==e){var f=d.nodeName.substring(e+1);-1!==b.indexOf(f)&&(d.nodeName=d.nodeName.substring(0,e),d.objectName=f)}if(null===d.propertyName||0===d.propertyName.length)throw Error("PropertyBinding: can not parse propertyName from trackName: "+c);return d}}(),findNode:function(a,b){if(!b|| +""===b||"root"===b||"."===b||-1===b||b===a.name||b===a.uuid)return a;if(a.skeleton){var c=function(a){for(var c=0;c=c){var q=c++,n=b[q];d[n.uuid]=p;b[p]=n;d[l]=q;b[q]=k;k=0;for(l=f;k!==l;++k){var n=e[k],t=n[p];n[p]=n[q];n[q]=t}}}this.nCachedObjects_=c},uncache:function(a){for(var b=this._objects,c=b.length,d=this.nCachedObjects_,e=this._indicesByUUID,f=this._bindings,g=f.length,h=0,k=arguments.length;h!==k;++h){var l=arguments[h].uuid,p=e[l];if(void 0!== +p)if(delete e[l],pb||0===c)return;this._startTime=null;b*=c}b*=this._updateTimeScale(a);c=this._updateTime(b);a=this._updateWeight(a);if(0c.parameterPositions[1]&&(this.stopFading(),0===d&&(this.enabled=!1))}}return this._effectiveWeight=b},_updateTimeScale:function(a){var b=0;if(!this.paused){var b=this.timeScale,c=this._timeScaleInterpolant;if(null!==c){var d=c.evaluate(a)[0],b=b*d;a>c.parameterPositions[1]&&(this.stopWarping(),0===b?this.paused=!0:this.timeScale=b)}}return this._effectiveTimeScale=b},_updateTime:function(a){var b=this.time+a;if(0===a)return b;var c=this._clip.duration,d=this.loop,e=this._loopCount;if(2200=== +d)a:{if(-1===e&&(this._loopCount=0,this._setEndings(!0,!0,!1)),b>=c)b=c;else if(0>b)b=0;else break a;this.clampWhenFinished?this.paused=!0:this.enabled=!1;this._mixer.dispatchEvent({type:"finished",action:this,direction:0>a?-1:1})}else{d=2202===d;-1===e&&(0<=a?(e=0,this._setEndings(!0,0===this.repetitions,d)):this._setEndings(0===this.repetitions,!0,d));if(b>=c||0>b){var f=Math.floor(b/c),b=b-c*f,e=e+Math.abs(f),g=this.repetitions-e;0>g?(this.clampWhenFinished?this.paused=!0:this.enabled=!1,b=0a,this._setEndings(a,!a,d)):this._setEndings(!1,!1,d),this._loopCount=e,this._mixer.dispatchEvent({type:"loop",action:this,loopDelta:f}))}if(d&&1===(e&1))return this.time=b,c-b}return this.time=b},_setEndings:function(a,b,c){var d=this._interpolantSettings;c?(d.endingStart=2401,d.endingEnd=2401):(d.endingStart=a?this.zeroSlopeAtStart?2401:2400:2402,d.endingEnd=b?this.zeroSlopeAtEnd?2401:2400:2402)},_scheduleFading:function(a, +b,c){var d=this._mixer,e=d.time,f=this._weightInterpolant;null===f&&(this._weightInterpolant=f=d._lendControlInterpolant());d=f.parameterPositions;f=f.sampleValues;d[0]=e;f[0]=b;d[1]=e+a;f[1]=c;return this}});Object.assign(Ye.prototype,sa.prototype,{_bindAction:function(a,b){var c=a._localRoot||this._root,d=a._clip.tracks,e=d.length,f=a._propertyBindings,g=a._interpolants,h=c.uuid,k=this._bindingsByRootAndName,l=k[h];void 0===l&&(l={},k[h]=l);for(k=0;k!==e;++k){var p=d[k],q=p.name,n=l[q];if(void 0=== +n){n=f[k];if(void 0!==n){null===n._cacheIndex&&(++n.referenceCount,this._addInactiveBinding(n,h,q));continue}n=new le(oa.create(c,q,b&&b._propertyBindings[k].binding.parsedPath),p.ValueTypeName,p.getValueSize());++n.referenceCount;this._addInactiveBinding(n,h,q)}f[k]=n;g[k].resultBuffer=n.buffer}},_activateAction:function(a){if(!this._isActiveAction(a)){if(null===a._cacheIndex){var b=(a._localRoot||this._root).uuid,c=a._clip.uuid,d=this._actionsByClip[c];this._bindAction(a,d&&d.knownActions[0]);this._addInactiveAction(a, +c,b)}b=a._propertyBindings;c=0;for(d=b.length;c!==d;++c){var e=b[c];0===e.useCount++&&(this._lendBinding(e),e.saveOriginalState())}this._lendAction(a)}},_deactivateAction:function(a){if(this._isActiveAction(a)){for(var b=a._propertyBindings,c=0,d=b.length;c!==d;++c){var e=b[c];0===--e.useCount&&(e.restoreOriginalState(),this._takeBackBinding(e))}this._takeBackAction(a)}},_initMemoryManager:function(){this._actions=[];this._nActiveActions=0;this._actionsByClip={};this._bindings=[];this._nActiveBindings= +0;this._bindingsByRootAndName={};this._controlInterpolants=[];this._nActiveControlInterpolants=0;var a=this;this.stats={actions:{get total(){return a._actions.length},get inUse(){return a._nActiveActions}},bindings:{get total(){return a._bindings.length},get inUse(){return a._nActiveBindings}},controlInterpolants:{get total(){return a._controlInterpolants.length},get inUse(){return a._nActiveControlInterpolants}}}},_isActiveAction:function(a){a=a._cacheIndex;return null!==a&&a