Comparar texto

Encuentra la diferencia entre dos archivos de texto

Real-time diff

Unified diff

Collapse lines

Highlight change

Syntax highlighting

Herramientas

Diffchecker Desktop The most secure way to run Diffchecker. Get the Diffchecker Desktop app: your diffs never leave your computer!Get Desktop

Untitled diff

Created 7 years agoDiff never expires

Lines
Total
Removed

Words
Total
Removed

To continue using this feature, upgrade to Diffchecker Pro View Pricing

1013 lines

Lines
Total
Added

Words
Total
Added

To continue using this feature, upgrade to Diffchecker Pro View Pricing

1021 lines

/**

* @author mrdoob / http://mrdoob.com/

* @author zz85 / http://joshuakoo.com/

* @author yomboprime / https://yombo.org

THREE.SVGLoader = function ( manager ) {

this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;

};

THREE.SVGLoader.prototype = {

constructor: THREE.SVGLoader,

load: function ( url, onLoad, onProgress, onError ) {

var scope = this;

var loader = new THREE.FileLoader( scope.manager );

loader.setPath( scope.path );

loader.load( url, function ( text ) {

onLoad( scope.parse( text ) );

}, onProgress, onError );

setPath: function ( value ) {

this.path = value;

return this;

parse: function ( text ) {

function parseNode( node, style ) {

if ( node.nodeType !== 1 ) return;

var transform = getNodeTransform( node );

var transforms = getNodeTransform( node );

var i = 0;

var path = null;

do {

var path = null;

switch ( node.nodeName ) {

case 'svg':

break;

case 'g':

style = parseStyle( node, style );

break;

case 'path':

style = parseStyle( node, style );

if ( node.hasAttribute( 'd' ) && isVisible( style ) ) path = parsePathNode( node, style );

break;

case 'rect':

style = parseStyle( node, style );

if ( isVisible( style ) ) path = parseRectNode( node, style );

break;

case 'polygon':

case 'path':

style = parseStyle( node, style );

if ( isVisible( style ) ) path = parsePolygonNode( node, style );

if ( node.hasAttribute( 'd' ) && isVisible( style ) ) path = parsePathNode( node, style );

break;

case 'polyline':

case 'rect':

style = parseStyle( node, style );

if ( isVisible( style ) ) path = parsePolylineNode( node, style );

if ( isVisible( style ) ) path = parseRectNode( node, style );

break;

case 'circle':

case 'polygon':

style = parseStyle( node, style );

if ( isVisible( style ) ) path = parseCircleNode( node, style );

if ( isVisible( style ) ) path = parsePolygonNode( node, style );

break;

case 'ellipse':

case 'polyline':

style = parseStyle( node, style );

if ( isVisible( style ) ) path = parseEllipseNode( node, style );

if ( isVisible( style ) ) path = parsePolylineNode( node, style );

break;

case 'line':

case 'circle':

style = parseStyle( node, style );

if ( isVisible( style ) ) path = parseLineNode( node, style );

if ( isVisible( style ) ) path = parseCircleNode( node, style );

break;

default:

case 'ellipse':

console.log( node );

style = parseStyle( node, style );

if ( isVisible( style ) ) path = parseEllipseNode( node, style );

break;

}

case 'line':

style = parseStyle( node, style );

if ( isVisible( style ) ) path = parseLineNode( node, style );

break;

if ( path ) {

default:

console.log( node );

transformPath( path, currentTransform );

}

paths.push( path );

if ( path ) {

}

transformPath( path, currentTransform );

var nodes = node.childNodes;

paths.push( path );

for ( var i = 0; i < nodes.length; i ++ ) {

}

parseNode( nodes[ i ], style );

var nodes = node.childNodes;

}

for ( var i = 0; i < nodes.length; i ++ ) {

if ( transform ) {

parseNode( nodes[ i ], style );

currentTransform.copy( transformStack.pop() );

}

if ( transforms ) {

transform = transforms[i];

currentTransform.copy( transformStack.pop() );

}

i++;

}

while (transforms && i < transforms.length)

}

function parsePathNode( node, style ) {

var path = new THREE.ShapePath();

path.color.setStyle( style.fill );

var point = new THREE.Vector2();

var control = new THREE.Vector2();

var firstPoint = new THREE.Vector2();

var isFirstPoint = true;

var doSetFirstPoint = false;

var d = node.getAttribute( 'd' );

// console.log( d );

var commands = d.match( /[a-df-z][^a-df-z]*/ig );

for ( var i = 0, l = commands.length; i < l; i ++ ) {

var command = commands[ i ];

var type = command.charAt( 0 );

var data = command.substr( 1 ).trim();

if ( isFirstPoint ) {

doSetFirstPoint = true;

}

isFirstPoint = false;

switch ( type ) {

case 'M':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j += 2 ) {

point.x = numbers[ j + 0 ];

point.y = numbers[ j + 1 ];

control.x = point.x;

control.y = point.y;

if ( j === 0 ) {

path.moveTo( point.x, point.y );

} else {

path.lineTo( point.x, point.y );

}

break;

case 'H':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j ++ ) {

point.x = numbers[ j ];

control.x = point.x;

control.y = point.y;

path.lineTo( point.x, point.y );

}

break;

case 'V':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j ++ ) {

point.y = numbers[ j ];

control.x = point.x;

control.y = point.y;

path.lineTo( point.x, point.y );

}

break;

case 'L':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j += 2 ) {

point.x = numbers[ j + 0 ];

point.y = numbers[ j + 1 ];

control.x = point.x;

control.y = point.y;

path.lineTo( point.x, point.y );

}

break;

case 'C':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j += 6 ) {

path.bezierCurveTo(

numbers[ j + 0 ],

numbers[ j + 1 ],

numbers[ j + 2 ],

numbers[ j + 3 ],

numbers[ j + 4 ],

numbers[ j + 5 ]

);

control.x = numbers[ j + 2 ];

control.y = numbers[ j + 3 ];

point.x = numbers[ j + 4 ];

point.y = numbers[ j + 5 ];

}

break;

case 'S':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j += 4 ) {

path.bezierCurveTo(

getReflection( point.x, control.x ),

getReflection( point.y, control.y ),

numbers[ j + 0 ],

numbers[ j + 1 ],

numbers[ j + 2 ],

numbers[ j + 3 ]

);

control.x = numbers[ j + 0 ];

control.y = numbers[ j + 1 ];

point.x = numbers[ j + 2 ];

point.y = numbers[ j + 3 ];

}

break;

case 'Q':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j += 4 ) {

path.quadraticCurveTo(

numbers[ j + 0 ],

numbers[ j + 1 ],

numbers[ j + 2 ],

numbers[ j + 3 ]

);

control.x = numbers[ j + 0 ];

control.y = numbers[ j + 1 ];

point.x = numbers[ j + 2 ];

point.y = numbers[ j + 3 ];

}

break;

case 'T':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j += 2 ) {

var rx = getReflection( point.x, control.x );

var ry = getReflection( point.y, control.y );

path.quadraticCurveTo(

rx,

ry,

numbers[ j + 0 ],

numbers[ j + 1 ]

);

control.x = rx;

control.y = ry;

point.x = numbers[ j + 0 ];

point.y = numbers[ j + 1 ];

}

break;

case 'A':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j += 7 ) {

var start = point.clone();

point.x = numbers[ j + 5 ];

point.y = numbers[ j + 6 ];

control.x = point.x;

control.y = point.y;

parseArcCommand(

path, numbers[ j ], numbers[ j + 1 ], numbers[ j + 2 ], numbers[ j + 3 ], numbers[ j + 4 ], start, point

);

}

break;

case 'm':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j += 2 ) {

point.x += numbers[ j + 0 ];

point.y += numbers[ j + 1 ];

control.x = point.x;

control.y = point.y;

if ( j === 0 ) {

path.moveTo( point.x, point.y );

} else {

path.lineTo( point.x, point.y );

}

break;

case 'h':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j ++ ) {

point.x += numbers[ j ];

control.x = point.x;

control.y = point.y;

path.lineTo( point.x, point.y );

}

break;

case 'v':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j ++ ) {

point.y += numbers[ j ];

control.x = point.x;

control.y = point.y;

path.lineTo( point.x, point.y );

}

break;

case 'l':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j += 2 ) {

point.x += numbers[ j + 0 ];

point.y += numbers[ j + 1 ];

control.x = point.x;

control.y = point.y;

path.lineTo( point.x, point.y );

}

break;

case 'c':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j += 6 ) {

path.bezierCurveTo(

point.x + numbers[ j + 0 ],

point.y + numbers[ j + 1 ],

point.x + numbers[ j + 2 ],

point.y + numbers[ j + 3 ],

point.x + numbers[ j + 4 ],

point.y + numbers[ j + 5 ]

);

control.x = point.x + numbers[ j + 2 ];

control.y = point.y + numbers[ j + 3 ];

point.x += numbers[ j + 4 ];

point.y += numbers[ j + 5 ];

}

break;

case 's':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j += 4 ) {

path.bezierCurveTo(

getReflection( point.x, control.x ),

getReflection( point.y, control.y ),

point.x + numbers[ j + 0 ],

point.y + numbers[ j + 1 ],

point.x + numbers[ j + 2 ],

point.y + numbers[ j + 3 ]

);

control.x = point.x + numbers[ j + 0 ];

control.y = point.y + numbers[ j + 1 ];

point.x += numbers[ j + 2 ];

point.y += numbers[ j + 3 ];

}

break;

case 'q':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j += 4 ) {

path.quadraticCurveTo(

point.x + numbers[ j + 0 ],

point.y + numbers[ j + 1 ],

point.x + numbers[ j + 2 ],

point.y + numbers[ j + 3 ]

);

control.x = point.x + numbers[ j + 0 ];

control.y = point.y + numbers[ j + 1 ];

point.x += numbers[ j + 2 ];

point.y += numbers[ j + 3 ];

}

break;

case 't':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j += 2 ) {

var rx = getReflection( point.x, control.x );

var ry = getReflection( point.y, control.y );

path.quadraticCurveTo(

rx,

ry,

point.x + numbers[ j + 0 ],

point.y + numbers[ j + 1 ]

);

control.x = rx;

control.y = ry;

point.x = point.x + numbers[ j + 0 ];

point.y = point.y + numbers[ j + 1 ];

}

break;

case 'a':

var numbers = parseFloats( data );

for ( var j = 0, jl = numbers.length; j < jl; j += 7 ) {

var start = point.clone();

point.x += numbers[ j + 5 ];

point.y += numbers[ j + 6 ];

control.x = point.x;

control.y = point.y;

parseArcCommand(

path, numbers[ j ], numbers[ j + 1 ], numbers[ j + 2 ], numbers[ j + 3 ], numbers[ j + 4 ], start, point

);

}

break;

case 'Z':

case 'z':

path.currentPath.autoClose = true;

if ( path.currentPath.curves.length > 0 ) {

// Reset point to beginning of Path

point.copy( firstPoint );

path.currentPath.currentPoint.copy( point );

isFirstPoint = true;

}

break;

default:

console.warn( command );

}

// console.log( type, parseFloats( data ), parseFloats( data ).length )

if ( doSetFirstPoint ) {

firstPoint.copy( point );

doSetFirstPoint = false;

}

return path;

}

/**

* https://www.w3.org/TR/SVG/implnote.html#ArcImplementationNotes

* https://mortoray.com/2017/02/16/rendering-an-svg-elliptical-arc-as-bezier-curves/ Appendix: Endpoint to center arc conversion

* From

* rx ry x-axis-rotation large-arc-flag sweep-flag x y

* To

* aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation

function parseArcCommand( path, rx, ry, x_axis_rotation, large_arc_flag, sweep_flag, start, end ) {

x_axis_rotation = x_axis_rotation * Math.PI / 180;

// Ensure radii are positive

rx = Math.abs( rx );

ry = Math.abs( ry );

// Compute (x1′, y1′)

var dx2 = ( start.x - end.x ) / 2.0;

var dy2 = ( start.y - end.y ) / 2.0;

var x1p = Math.cos( x_axis_rotation ) * dx2 + Math.sin( x_axis_rotation ) * dy2;

var y1p = - Math.sin( x_axis_rotation ) * dx2 + Math.cos( x_axis_rotation ) * dy2;

// Compute (cx′, cy′)

var rxs = rx * rx;

var rys = ry * ry;

var x1ps = x1p * x1p;

var y1ps = y1p * y1p;

// Ensure radii are large enough

var cr = x1ps / rxs + y1ps / rys;

if ( cr > 1 ) {

// scale up rx,ry equally so cr == 1

var s = Math.sqrt( cr );

rx = s * rx;

ry = s * ry;

rxs = rx * rx;

rys = ry * ry;

}

var dq = ( rxs * y1ps + rys * x1ps );

var pq = ( rxs * rys - dq ) / dq;

var q = Math.sqrt( Math.max( 0, pq ) );

if ( large_arc_flag === sweep_flag ) q = - q;

var cxp = q * rx * y1p / ry;

var cyp = - q * ry * x1p / rx;

// Step 3: Compute (cx, cy) from (cx′, cy′)

var cx = Math.cos( x_axis_rotation ) * cxp - Math.sin( x_axis_rotation ) * cyp + ( start.x + end.x ) / 2;

var cy = Math.sin( x_axis_rotation ) * cxp + Math.cos( x_axis_rotation ) * cyp + ( start.y + end.y ) / 2;

// Step 4: Compute θ1 and Δθ

var theta = svgAngle( 1, 0, ( x1p - cxp ) / rx, ( y1p - cyp ) / ry );

var delta = svgAngle( ( x1p - cxp ) / rx, ( y1p - cyp ) / ry, ( - x1p - cxp ) / rx, ( - y1p - cyp ) / ry ) % ( Math.PI * 2 );

path.currentPath.absellipse( cx, cy, rx, ry, theta, theta + delta, sweep_flag === 0, x_axis_rotation );

}

function svgAngle( ux, uy, vx, vy ) {

var dot = ux * vx + uy * vy;

var len = Math.sqrt( ux * ux + uy * uy ) * Math.sqrt( vx * vx + vy * vy );

var ang = Math.acos( Math.max( -1, Math.min( 1, dot / len ) ) ); // floating point precision, slightly over values appear

if ( ( ux * vy - uy * vx ) < 0 ) ang = - ang;

return ang;

}

* According to https://www.w3.org/TR/SVG/shapes.html#RectElementRXAttribute

* rounded corner should be rendered to elliptical arc, but bezier curve does the job well enough

function parseRectNode( node, style ) {

var x = parseFloat( node.getAttribute( 'x' ) || 0 );

var y = parseFloat( node.getAttribute( 'y' ) || 0 );

var rx = parseFloat( node.getAttribute( 'rx' ) || 0 );

var ry = parseFloat( node.getAttribute( 'ry' ) || 0 );

var w = parseFloat( node.getAttribute( 'width' ) );

var h = parseFloat( node.getAttribute( 'height' ) );

var path = new THREE.ShapePath();

path.color.setStyle( style.fill );

path.moveTo( x + 2 * rx, y );

path.lineTo( x + w - 2 * rx, y );

if ( rx !== 0 || ry !== 0 ) path.bezierCurveTo( x + w, y, x + w, y, x + w, y + 2 * ry );

path.lineTo( x + w, y + h - 2 * ry );

if ( rx !== 0 || ry !== 0 ) path.bezierCurveTo( x + w, y + h, x + w, y + h, x + w - 2 * rx, y + h );

path.lineTo( x + 2 * rx, y + h );

if ( rx !== 0 || ry !== 0 ) {

path.bezierCurveTo( x, y + h, x, y + h, x, y + h - 2 * ry );

}

path.lineTo( x, y + 2 * ry );

if ( rx !== 0 || ry !== 0 ) {

path.bezierCurveTo( x, y, x, y, x + 2 * rx, y );

}

return path;

}

function parsePolygonNode( node, style ) {

function iterator( match, a, b ) {

var x = parseFloat( a );

var y = parseFloat( b );

if ( index === 0 ) {

path.moveTo( x, y );

} else {

path.lineTo( x, y );

}

index ++;

}

var regex = /(-?[\d\.?]+)[,|\s](-?[\d\.?]+)/g;

var path = new THREE.ShapePath();

path.color.setStyle( style.fill );

var index = 0;

node.getAttribute( 'points' ).replace(regex, iterator);

path.currentPath.autoClose = true;

return path;

}

function parsePolylineNode( node, style ) {

function iterator( match, a, b ) {

var x = parseFloat( a );

var y = parseFloat( b );

if ( index === 0 ) {

path.moveTo( x, y );

} else {

path.lineTo( x, y );

}

index ++;

}

var regex = /(-?[\d\.?]+)[,|\s](-?[\d\.?]+)/g;

var path = new THREE.ShapePath();

path.color.setStyle( style.fill );

var index = 0;

node.getAttribute( 'points' ).replace(regex, iterator);

path.currentPath.autoClose = false;

return path;

}

function parseCircleNode( node, style ) {

var x = parseFloat( node.getAttribute( 'cx' ) );

var y = parseFloat( node.getAttribute( 'cy' ) );

var r = parseFloat( node.getAttribute( 'r' ) );

var subpath = new THREE.Path();

subpath.absarc( x, y, r, 0, Math.PI * 2 );

var path = new THREE.ShapePath();

path.color.setStyle( style.fill );

path.subPaths.push( subpath );

return path;

}

function parseEllipseNode( node, style ) {

var x = parseFloat( node.getAttribute( 'cx' ) );

var y = parseFloat( node.getAttribute( 'cy' ) );

var rx = parseFloat( node.getAttribute( 'rx' ) );

var ry = parseFloat( node.getAttribute( 'ry' ) );

var subpath = new THREE.Path();

subpath.absellipse( x, y, rx, ry, 0, Math.PI * 2 );

var path = new THREE.ShapePath();

path.color.setStyle( style.fill );

path.subPaths.push( subpath );

return path;

}

function parseLineNode( node, style ) {

var x1 = parseFloat( node.getAttribute( 'x1' ) );

var y1 = parseFloat( node.getAttribute( 'y1' ) );

var x2 = parseFloat( node.getAttribute( 'x2' ) );

var y2 = parseFloat( node.getAttribute( 'y2' ) );

var path = new THREE.ShapePath();

path.moveTo( x1, y1 );

path.lineTo( x2, y2 );

path.currentPath.autoClose = false;

return path;

}

function parseStyle( node, style ) {

style = Object.assign( {}, style ); // clone style

if ( node.hasAttribute( 'fill' ) ) style.fill = node.getAttribute( 'fill' );

if ( node.style.fill !== '' ) style.fill = node.style.fill;

return style;

}

function isVisible( style ) {

return style.fill !== 'none' && style.fill !== 'transparent';

}

// http://www.w3.org/TR/SVG11/implnote.html#PathElementImplementationNotes

function getReflection( a, b ) {

return a - ( b - a );

}

function parseFloats( string ) {

var array = string.split( /[\s,]+|(?=\s?[+\-])/ );

for ( var i = 0; i < array.length; i ++ ) {

var number = array[ i ];

// Handle values like 48.6037.7.8

// TODO Find a regex for this

if ( number.indexOf( '.' ) !== number.lastIndexOf( '.' ) ) {

var split = number.split( '.' );

for ( var s = 2; s < split.length; s ++ ) {

array.splice( i + s - 1, 0, '0.' + split[ s ] );

}

array[ i ] = parseFloat( number );

}

return array;

}

function getNodeTransform( node ) {

if ( ! node.hasAttribute( 'transform' ) ) {

return null;

}

var transform = parseTransformNode( node );

var transforms = parseTransformNode( node );

if ( transform ) {

if ( transforms ) {

for (i = 0; i < transforms.length; i++) {

transform = transforms[i];

if ( transformStack.length > 0 ) {

transform.premultiply( transformStack[ transformStack.length - 1 ] );

}

if ( transformStack.length > 0 ) {

currentTransform.copy( transform );

transform.premultiply( transformStack[ transformStack.length - 1 ] );

transformStack.push( transform );

}

currentTransform.copy( transform );

transformStack.push( transform );

}

return transform;

return transforms;

}

function parseTransformNode( node ) {

var transformAttr = node.getAttribute( 'transform' );

var transform = null;

var SearchPos = 0;

var openParPos = transformAttr.indexOf( "(" );

var openParPos = transformAttr.indexOf( "(" , SearchPos);

var closeParPos = transformAttr.indexOf( ")" );

if ( openParPos > 0 && openParPos < closeParPos ) {

var transforms = [];

while ( openParPos > 0 && openParPos < closeParPos ) {

var transformType = transformAttr.substr( 0, openParPos );

var transform = null;

var transformType = transformAttr.substr(SearchPos, openParPos-SearchPos).trim();

var array = parseFloats( transformAttr.substr( openParPos + 1, closeParPos - openParPos - 1 ) );

switch ( transformType ) {

case "translate":

if ( array.length >= 1 ) {

transform = new THREE.Matrix3();

var tx = array[ 0 ];

var ty = tx;

if ( array.length >= 2 ) {

ty = array[ 1 ];

}

transform.translate( tx, ty );

}

break;

case "rotate":

if ( array.length >= 1 ) {

var angle = 0;

var cx = 0;

var cy = 0;

transform = new THREE.Matrix3();

// Angle

angle = - array[ 0 ] * Math.PI / 180;

if ( array.length >= 3 ) {

// Center x, y

cx = array[ 1 ];

cy = array[ 2 ];

}

// Rotate around center (cx, cy)

tempTransform1.identity().translate( -cx, -cy );

tempTransform2.identity().rotate( angle );

tempTransform3.multiplyMatrices( tempTransform2, tempTransform1 );

tempTransform1.identity().translate( cx, cy );

transform.multiplyMatrices( tempTransform1, tempTransform3 );

}

break;

case "scale":

if ( array.length >= 1 ) {

transform = new THREE.Matrix3();

var scaleX = array[ 0 ];

var scaleY = scaleX;

if ( array.length >= 2 ) {

scaleY = array[ 1 ];

}

transform.scale( scaleX, scaleY );

}

break;

case "skewX":

if ( array.length === 1 ) {

transform = new THREE.Matrix3();

transform.set(

1, Math.tan( array[ 0 ] * Math.PI / 180 ), 0,

0, 1, 0,

0, 0, 1

);

}

break;

case "skewY":

if ( array.length === 1 ) {

transform = new THREE.Matrix3();

transform.set(

1, 0, 0,

Math.tan( array[ 0 ] * Math.PI / 180 ), 1, 0,

0, 0, 1

);

}

break;

case "matrix":

if ( array.length === 6 ) {

transform = new THREE.Matrix3();

transform.set(

array[ 0 ], array[ 2 ], array[ 4 ],

array[ 1 ], array[ 3 ], array[ 5 ],

0, 0, 1

);

}

break;

}

if (transform)

transforms.push(transform);

var SearchPos = closeParPos + 1;

var openParPos = transformAttr.indexOf( "(" , SearchPos);

var closeParPos = transformAttr.indexOf( ")", SearchPos);

}

return transform;

return transforms;

}

function transformPath( path, m ) {

function transfVec2( v2 ) {

tempV3.set( v2.x, v2.y, 1 ).applyMatrix3( m );

v2.set( tempV3.x, tempV3.y );

}

var isRotated = isTransformRotated( m );

var tempV2 = new THREE.Vector2();

var tempV3 = new THREE.Vector3();

var subPaths = path.subPaths;

for ( var i = 0, n = subPaths.length; i < n; i++ ) {

var subPath = subPaths[ i ];

var curves = subPath.curves;

for ( var j = 0; j < curves.length; j++ ) {

var curve = curves[ j ];

if ( curve.isLineCurve ) {

transfVec2( curve.v1 );

transfVec2( curve.v2 );

} else if ( curve.isCubicBezierCurve ) {

transfVec2( curve.v0 );

transfVec2( curve.v1 );

transfVec2( curve.v2 );

transfVec2( curve.v3 );

} else if ( curve.isQuadraticBezierCurve ) {

transfVec2( curve.v0 );

transfVec2( curve.v1 );

transfVec2( curve.v2 );

} else if ( curve.isEllipseCurve ) {

if ( isRotated ) {

console.warn( "SVGLoader: Elliptic arc or ellipse rotation or skewing is not implemented." );

}

tempV2.set( curve.aX, curve.aY );

transfVec2( tempV2 );

curve.aX = tempV2.x;

curve.aY = tempV2.y;

curve.xRadius *= getTransformScaleX( m );

curve.yRadius *= getTransformScaleY( m );

}

function isTransformRotated( m ) {

return m.elements[ 1 ] !== 0 || m.elements[ 3 ] !== 0;

}

function getTransformScaleX( m ) {

var te = m.elements;

return Math.sqrt( te[ 0 ] * te[ 0 ] + te[ 1 ] * te[ 1 ] )

}

function getTransformScaleY( m ) {

var te = m.elements;

return Math.sqrt( te[ 3 ] * te[ 3 ] + te[ 4 ] * te[ 4 ] )

}

console.log( 'THREE.SVGLoader' );

var paths = [];

var transformStack = [];

var tempTransform1 = new THREE.Matrix3();

var tempTransform2 = new THREE.Matrix3();

var tempTransform3 = new THREE.Matrix3();

var currentTransform = new THREE.Matrix3();

console.time( 'THREE.SVGLoader: DOMParser' );

var xml = new DOMParser().parseFromString( text, 'image/svg+xml' ); // application/xml

console.timeEnd( 'THREE.SVGLoader: DOMParser' );

console.time( 'THREE.SVGLoader: Parse' );

parseNode( xml.documentElement, { fill: '#000' } );

// console.log( paths );

console.timeEnd( 'THREE.SVGLoader: Parse' );

return paths;

}

};

Diffs guardadas

Texto original

Abrir archivo

/**
 * @author mrdoob / http://mrdoob.com/
 * @author zz85 / http://joshuakoo.com/
 * @author yomboprime / https://yombo.org
 */

THREE.SVGLoader = function ( manager ) {

this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;

};

THREE.SVGLoader.prototype = {

constructor: THREE.SVGLoader,

load: function ( url, onLoad, onProgress, onError ) {

var scope = this;

var loader = new THREE.FileLoader( scope.manager );
		loader.setPath( scope.path );
		loader.load( url, function ( text ) {

onLoad( scope.parse( text ) );

}, onProgress, onError );

setPath: function ( value ) {

this.path = value;
		return this;

parse: function ( text ) {

function parseNode( node, style ) {

if ( node.nodeType !== 1 ) return;

var transform = getNodeTransform( node );

var path = null;

switch ( node.nodeName ) {

case 'svg':
					break;

case 'g':
					style = parseStyle( node, style );
					break;

case 'path':
					style = parseStyle( node, style );
					if ( node.hasAttribute( 'd' ) && isVisible( style ) ) path = parsePathNode( node, style );
					break;

case 'rect':
					style = parseStyle( node, style );
					if ( isVisible( style ) ) path = parseRectNode( node, style );
					break;

case 'polygon':
					style = parseStyle( node, style );
					if ( isVisible( style ) ) path = parsePolygonNode( node, style );
					break;

case 'polyline':
					style = parseStyle( node, style );
					if ( isVisible( style ) ) path = parsePolylineNode( node, style );
					break;

case 'circle':
					style = parseStyle( node, style );
					if ( isVisible( style ) ) path = parseCircleNode( node, style );
					break;

case 'ellipse':
					style = parseStyle( node, style );
					if ( isVisible( style ) ) path = parseEllipseNode( node, style );
					break;

case 'line':
					style = parseStyle( node, style );
					if ( isVisible( style ) ) path = parseLineNode( node, style );
					break;

default:
					console.log( node );

}

if ( path ) {

transformPath( path, currentTransform );

paths.push( path );

}

var nodes = node.childNodes;

for ( var i = 0; i < nodes.length; i ++ ) {

parseNode( nodes[ i ], style );

}

if ( transform ) {

currentTransform.copy( transformStack.pop() );

}

function parsePathNode( node, style ) {

var path = new THREE.ShapePath();
			path.color.setStyle( style.fill );

var point = new THREE.Vector2();
			var control = new THREE.Vector2();

var firstPoint = new THREE.Vector2();
			var isFirstPoint = true;
			var doSetFirstPoint = false;

var d = node.getAttribute( 'd' );

// console.log( d );

var commands = d.match( /[a-df-z][^a-df-z]*/ig );

for ( var i = 0, l = commands.length; i < l; i ++ ) {

var command = commands[ i ];

var type = command.charAt( 0 );
				var data = command.substr( 1 ).trim();

if ( isFirstPoint ) {
					doSetFirstPoint = true;
				}
				isFirstPoint = false;

switch ( type ) {

case 'M':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j += 2 ) {
							point.x = numbers[ j + 0 ];
							point.y = numbers[ j + 1 ];
							control.x = point.x;
							control.y = point.y;
							if ( j === 0 ) {
								path.moveTo( point.x, point.y );
							} else {
								path.lineTo( point.x, point.y );
							}
						}
						break;

case 'H':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j ++ ) {
							point.x = numbers[ j ];
							control.x = point.x;
							control.y = point.y;
							path.lineTo( point.x, point.y );
						}
						break;

case 'V':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j ++ ) {
							point.y = numbers[ j ];
							control.x = point.x;
							control.y = point.y;
							path.lineTo( point.x, point.y );
						}
						break;

case 'L':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j += 2 ) {
							point.x = numbers[ j + 0 ];
							point.y = numbers[ j + 1 ];
							control.x = point.x;
							control.y = point.y;
							path.lineTo( point.x, point.y );
						}
						break;

case 'C':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j += 6 ) {
							path.bezierCurveTo(
								numbers[ j + 0 ],
								numbers[ j + 1 ],
								numbers[ j + 2 ],
								numbers[ j + 3 ],
								numbers[ j + 4 ],
								numbers[ j + 5 ]
							);
							control.x = numbers[ j + 2 ];
							control.y = numbers[ j + 3 ];
							point.x = numbers[ j + 4 ];
							point.y = numbers[ j + 5 ];
						}
						break;

case 'S':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j += 4 ) {
							path.bezierCurveTo(
								getReflection( point.x, control.x ),
								getReflection( point.y, control.y ),
								numbers[ j + 0 ],
								numbers[ j + 1 ],
								numbers[ j + 2 ],
								numbers[ j + 3 ]
							);
							control.x = numbers[ j + 0 ];
							control.y = numbers[ j + 1 ];
							point.x = numbers[ j + 2 ];
							point.y = numbers[ j + 3 ];
						}
						break;

case 'Q':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j += 4 ) {
							path.quadraticCurveTo(
								numbers[ j + 0 ],
								numbers[ j + 1 ],
								numbers[ j + 2 ],
								numbers[ j + 3 ]
							);
							control.x = numbers[ j + 0 ];
							control.y = numbers[ j + 1 ];
							point.x = numbers[ j + 2 ];
							point.y = numbers[ j + 3 ];
						}
						break;

case 'T':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j += 2 ) {
							var rx = getReflection( point.x, control.x );
							var ry = getReflection( point.y, control.y );
							path.quadraticCurveTo(
								rx,
								ry,
								numbers[ j + 0 ],
								numbers[ j + 1 ]
							);
							control.x = rx;
							control.y = ry;
							point.x = numbers[ j + 0 ];
							point.y = numbers[ j + 1 ];
						}
						break;

case 'A':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j += 7 ) {
							var start = point.clone();
							point.x = numbers[ j + 5 ];
							point.y = numbers[ j + 6 ];
							control.x = point.x;
							control.y = point.y;
							parseArcCommand(
								path, numbers[ j ], numbers[ j + 1 ], numbers[ j + 2 ], numbers[ j + 3 ], numbers[ j + 4 ], start, point
							);
						}
						break;

case 'm':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j += 2 ) {
							point.x += numbers[ j + 0 ];
							point.y += numbers[ j + 1 ];
							control.x = point.x;
							control.y = point.y;
							if ( j === 0 ) {
								path.moveTo( point.x, point.y );
							} else {
								path.lineTo( point.x, point.y );
							}
						}
						break;

case 'h':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j ++ ) {
							point.x += numbers[ j ];
							control.x = point.x;
							control.y = point.y;
							path.lineTo( point.x, point.y );
						}
						break;

case 'v':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j ++ ) {
							point.y += numbers[ j ];
							control.x = point.x;
							control.y = point.y;
							path.lineTo( point.x, point.y );
						}
						break;

case 'l':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j += 2 ) {
							point.x += numbers[ j + 0 ];
							point.y += numbers[ j + 1 ];
							control.x = point.x;
							control.y = point.y;
							path.lineTo( point.x, point.y );
						}
						break;

case 'c':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j += 6 ) {
							path.bezierCurveTo(
								point.x + numbers[ j + 0 ],
								point.y + numbers[ j + 1 ],
								point.x + numbers[ j + 2 ],
								point.y + numbers[ j + 3 ],
								point.x + numbers[ j + 4 ],
								point.y + numbers[ j + 5 ]
							);
							control.x = point.x + numbers[ j + 2 ];
							control.y = point.y + numbers[ j + 3 ];
							point.x += numbers[ j + 4 ];
							point.y += numbers[ j + 5 ];
						}
						break;

case 's':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j += 4 ) {
							path.bezierCurveTo(
								getReflection( point.x, control.x ),
								getReflection( point.y, control.y ),
								point.x + numbers[ j + 0 ],
								point.y + numbers[ j + 1 ],
								point.x + numbers[ j + 2 ],
								point.y + numbers[ j + 3 ]
							);
							control.x = point.x + numbers[ j + 0 ];
							control.y = point.y + numbers[ j + 1 ];
							point.x += numbers[ j + 2 ];
							point.y += numbers[ j + 3 ];
						}
						break;

case 'q':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j += 4 ) {
							path.quadraticCurveTo(
								point.x + numbers[ j + 0 ],
								point.y + numbers[ j + 1 ],
								point.x + numbers[ j + 2 ],
								point.y + numbers[ j + 3 ]
							);
							control.x = point.x + numbers[ j + 0 ];
							control.y = point.y + numbers[ j + 1 ];
							point.x += numbers[ j + 2 ];
							point.y += numbers[ j + 3 ];
						}
						break;

case 't':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j += 2 ) {
							var rx = getReflection( point.x, control.x );
							var ry = getReflection( point.y, control.y );
							path.quadraticCurveTo(
								rx,
								ry,
								point.x + numbers[ j + 0 ],
								point.y + numbers[ j + 1 ]
							);
							control.x = rx;
							control.y = ry;
							point.x = point.x + numbers[ j + 0 ];
							point.y = point.y + numbers[ j + 1 ];
						}
						break;

case 'a':
						var numbers = parseFloats( data );
						for ( var j = 0, jl = numbers.length; j < jl; j += 7 ) {
							var start = point.clone();
							point.x += numbers[ j + 5 ];
							point.y += numbers[ j + 6 ];
							control.x = point.x;
							control.y = point.y;
							parseArcCommand(
								path, numbers[ j ], numbers[ j + 1 ], numbers[ j + 2 ], numbers[ j + 3 ], numbers[ j + 4 ], start, point
							);
						}
						break;

case 'Z':
					case 'z':
						path.currentPath.autoClose = true;
						if ( path.currentPath.curves.length > 0 ) {
							// Reset point to beginning of Path
							point.copy( firstPoint );
							path.currentPath.currentPoint.copy( point );
							isFirstPoint = true;
						}
						break;

default:
						console.warn( command );

}

// console.log( type, parseFloats( data ), parseFloats( data ).length  )

if ( doSetFirstPoint ) {

firstPoint.copy( point );

doSetFirstPoint = false;

}
			}

return path;

}

/**
		 * https://www.w3.org/TR/SVG/implnote.html#ArcImplementationNotes
		 * https://mortoray.com/2017/02/16/rendering-an-svg-elliptical-arc-as-bezier-curves/ Appendix: Endpoint to center arc conversion
		 * From
		 * rx ry x-axis-rotation large-arc-flag sweep-flag x y
		 * To
		 * aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation
		 */

function parseArcCommand( path, rx, ry, x_axis_rotation, large_arc_flag, sweep_flag, start, end ) {

x_axis_rotation = x_axis_rotation * Math.PI / 180;

// Ensure radii are positive
			rx = Math.abs( rx );
			ry = Math.abs( ry );

// Compute (x1′, y1′)
			var dx2 = ( start.x - end.x ) / 2.0;
			var dy2 = ( start.y - end.y ) / 2.0;
			var x1p = Math.cos( x_axis_rotation ) * dx2 + Math.sin( x_axis_rotation ) * dy2;
			var y1p = - Math.sin( x_axis_rotation ) * dx2 + Math.cos( x_axis_rotation ) * dy2;

// Compute (cx′, cy′)
			var rxs = rx * rx;
			var rys = ry * ry;
			var x1ps = x1p * x1p;
			var y1ps = y1p * y1p;

// Ensure radii are large enough
			var cr = x1ps / rxs + y1ps / rys;

if ( cr > 1 ) {

// scale up rx,ry equally so cr == 1
				var s = Math.sqrt( cr );
				rx = s * rx;
				ry = s * ry;
				rxs = rx * rx;
				rys = ry * ry;

}

var dq = ( rxs * y1ps + rys * x1ps );
			var pq = ( rxs * rys - dq ) / dq;
			var q = Math.sqrt( Math.max( 0, pq ) );
			if ( large_arc_flag === sweep_flag ) q = - q;
			var cxp = q * rx * y1p / ry;
			var cyp = - q * ry * x1p / rx;

// Step 3: Compute (cx, cy) from (cx′, cy′)
			var cx = Math.cos( x_axis_rotation ) * cxp - Math.sin( x_axis_rotation ) * cyp + ( start.x + end.x ) / 2;
			var cy = Math.sin( x_axis_rotation ) * cxp + Math.cos( x_axis_rotation ) * cyp + ( start.y + end.y ) / 2;

// Step 4: Compute θ1 and Δθ
			var theta = svgAngle( 1, 0, ( x1p - cxp ) / rx, ( y1p - cyp ) / ry );
			var delta = svgAngle( ( x1p - cxp ) / rx, ( y1p - cyp ) / ry, ( - x1p - cxp ) / rx, ( - y1p - cyp ) / ry ) % ( Math.PI * 2 );

path.currentPath.absellipse( cx, cy, rx, ry, theta, theta + delta, sweep_flag === 0, x_axis_rotation );

}

function svgAngle( ux, uy, vx, vy ) {

var dot = ux * vx + uy * vy;
			var len = Math.sqrt( ux * ux + uy * uy ) *  Math.sqrt( vx * vx + vy * vy );
			var ang = Math.acos( Math.max( -1, Math.min( 1, dot / len ) ) ); // floating point precision, slightly over values appear
			if ( ( ux * vy - uy * vx ) < 0 ) ang = - ang;
			return ang;

}

/*
		* According to https://www.w3.org/TR/SVG/shapes.html#RectElementRXAttribute
		* rounded corner should be rendered to elliptical arc, but bezier curve does the job well enough
		*/
		function parseRectNode( node, style ) {

var x = parseFloat( node.getAttribute( 'x' ) || 0 );
			var y = parseFloat( node.getAttribute( 'y' ) || 0 );
			var rx = parseFloat( node.getAttribute( 'rx' ) || 0 );
			var ry = parseFloat( node.getAttribute( 'ry' ) || 0 );
			var w = parseFloat( node.getAttribute( 'width' ) );
			var h = parseFloat( node.getAttribute( 'height' ) );

var path = new THREE.ShapePath();
			path.color.setStyle( style.fill );
			path.moveTo( x + 2 * rx, y );
			path.lineTo( x + w - 2 * rx, y );
			if ( rx !== 0 || ry !== 0 ) path.bezierCurveTo( x + w, y, x + w, y, x + w, y + 2 * ry );
			path.lineTo( x + w, y + h - 2 * ry );
			if ( rx !== 0 || ry !== 0 ) path.bezierCurveTo( x + w, y + h, x + w, y + h, x + w - 2 * rx, y + h );
			path.lineTo( x + 2 * rx, y + h );

if ( rx !== 0 || ry !== 0 ) {

path.bezierCurveTo( x, y + h, x, y + h, x, y + h - 2 * ry );

}

path.lineTo( x, y + 2 * ry );

if ( rx !== 0 || ry !== 0 ) {

path.bezierCurveTo( x, y, x, y, x + 2 * rx, y );

}

return path;

}

function parsePolygonNode( node, style ) {

function iterator( match, a, b ) {

var x = parseFloat( a );
				var y = parseFloat( b );

if ( index === 0 ) {
					path.moveTo( x, y );
				} else {
					path.lineTo( x, y );
				}

index ++;

}

var regex = /(-?[\d\.?]+)[,|\s](-?[\d\.?]+)/g;

var path = new THREE.ShapePath();
			path.color.setStyle( style.fill );

var index = 0;

node.getAttribute( 'points' ).replace(regex, iterator);

path.currentPath.autoClose = true;

return path;

}

function parsePolylineNode( node, style ) {

function iterator( match, a, b ) {

var x = parseFloat( a );
				var y = parseFloat( b );

if ( index === 0 ) {
					path.moveTo( x, y );
				} else {
					path.lineTo( x, y );
				}

index ++;

}

var regex = /(-?[\d\.?]+)[,|\s](-?[\d\.?]+)/g;

var path = new THREE.ShapePath();
			path.color.setStyle( style.fill );

var index = 0;

node.getAttribute( 'points' ).replace(regex, iterator);

path.currentPath.autoClose = false;

return path;

}

function parseCircleNode( node, style ) {

var x = parseFloat( node.getAttribute( 'cx' ) );
			var y = parseFloat( node.getAttribute( 'cy' ) );
			var r = parseFloat( node.getAttribute( 'r' ) );

var subpath = new THREE.Path();
			subpath.absarc( x, y, r, 0, Math.PI * 2 );

var path = new THREE.ShapePath();
			path.color.setStyle( style.fill );
			path.subPaths.push( subpath );

return path;

}

function parseEllipseNode( node, style ) {

var x = parseFloat( node.getAttribute( 'cx' ) );
			var y = parseFloat( node.getAttribute( 'cy' ) );
			var rx = parseFloat( node.getAttribute( 'rx' ) );
			var ry = parseFloat( node.getAttribute( 'ry' ) );

var subpath = new THREE.Path();
			subpath.absellipse( x, y, rx, ry, 0, Math.PI * 2 );

var path = new THREE.ShapePath();
			path.color.setStyle( style.fill );
			path.subPaths.push( subpath );

return path;

}

function parseLineNode( node, style ) {

var x1 = parseFloat( node.getAttribute( 'x1' ) );
			var y1 = parseFloat( node.getAttribute( 'y1' ) );
			var x2 = parseFloat( node.getAttribute( 'x2' ) );
			var y2 = parseFloat( node.getAttribute( 'y2' ) );

var path = new THREE.ShapePath();
			path.moveTo( x1, y1 );
			path.lineTo( x2, y2 );
			path.currentPath.autoClose = false;

return path;

}

function parseStyle( node, style ) {

style = Object.assign( {}, style ); // clone style

if ( node.hasAttribute( 'fill' ) ) style.fill = node.getAttribute( 'fill' );
			if ( node.style.fill !== '' ) style.fill = node.style.fill;

return style;

}

function isVisible( style ) {

return style.fill !== 'none' && style.fill !== 'transparent';

}

// http://www.w3.org/TR/SVG11/implnote.html#PathElementImplementationNotes

function getReflection( a, b ) {

return a - ( b - a );

}

function parseFloats( string ) {

var array = string.split( /[\s,]+|(?=\s?[+\-])/ );

for ( var i = 0; i < array.length; i ++ ) {

var number = array[ i ];

// Handle values like 48.6037.7.8
				// TODO Find a regex for this

if ( number.indexOf( '.' ) !== number.lastIndexOf( '.' ) ) {

var split = number.split( '.' );

for ( var s = 2; s < split.length; s ++ ) {

array.splice( i + s - 1, 0, '0.' + split[ s ] );

}

array[ i ] = parseFloat( number );

}

return array;

}

function getNodeTransform( node ) {

if ( ! node.hasAttribute( 'transform' ) ) {
				return null;
			}

var transform = parseTransformNode( node );

if ( transform ) {

if ( transformStack.length > 0 ) {
					transform.premultiply( transformStack[ transformStack.length - 1 ] );
				}

currentTransform.copy( transform );
				transformStack.push( transform );

}

return transform;

}

function parseTransformNode( node ) {

var transformAttr = node.getAttribute( 'transform' );
			var transform = null;
			var openParPos = transformAttr.indexOf( "(" );
			var closeParPos = transformAttr.indexOf( ")" );

if ( openParPos > 0 && openParPos < closeParPos ) {

var transformType = transformAttr.substr( 0, openParPos );

var array = parseFloats( transformAttr.substr( openParPos + 1, closeParPos - openParPos - 1 ) );

switch ( transformType ) {

case "translate":

if ( array.length >= 1 ) {

transform = new THREE.Matrix3();

var tx = array[ 0 ];
							var ty = tx;

if ( array.length >= 2 ) {

ty = array[ 1 ];

}

transform.translate( tx, ty );

}

break;

case "rotate":

if ( array.length >= 1 ) {

var angle = 0;
							var cx = 0;
							var cy = 0;

transform = new THREE.Matrix3();

// Angle
							angle = - array[ 0 ] * Math.PI / 180;

if ( array.length >= 3 ) {

// Center x, y
								cx = array[ 1 ];
								cy = array[ 2 ];

}

// Rotate around center (cx, cy)
							tempTransform1.identity().translate( -cx, -cy );
							tempTransform2.identity().rotate( angle );
							tempTransform3.multiplyMatrices( tempTransform2, tempTransform1 );
							tempTransform1.identity().translate( cx, cy );
							transform.multiplyMatrices( tempTransform1, tempTransform3 );

}

break;

case "scale":

if ( array.length >= 1 ) {

transform = new THREE.Matrix3();

var scaleX = array[ 0 ];
							var scaleY = scaleX;

if ( array.length >= 2 ) {
								scaleY = array[ 1 ];
							}

transform.scale( scaleX, scaleY );

}

break;

case "skewX":

if ( array.length === 1 ) {

transform = new THREE.Matrix3();

transform.set(
								1, Math.tan( array[ 0 ] * Math.PI / 180 ), 0,
								0, 1, 0,
								0, 0, 1
							);

}

break;

case "skewY":

if ( array.length === 1 ) {

transform = new THREE.Matrix3();

transform.set(
								1, 0, 0,
								Math.tan( array[ 0 ] * Math.PI / 180 ), 1, 0,
								0, 0, 1
							);

}

break;

case "matrix":

if ( array.length === 6 ) {

transform = new THREE.Matrix3();

transform.set(
								array[ 0 ], array[ 2 ], array[ 4 ],
								array[ 1 ], array[ 3 ], array[ 5 ],
								0, 0, 1
							);

}

break;
				}

}

return transform;

}

function transformPath( path, m ) {

function transfVec2( v2 ) {

tempV3.set( v2.x, v2.y, 1 ).applyMatrix3( m );

v2.set( tempV3.x, tempV3.y );

}

var isRotated = isTransformRotated( m );

var tempV2 = new THREE.Vector2();
			var tempV3 = new THREE.Vector3();

var subPaths = path.subPaths;

for ( var i = 0, n = subPaths.length; i < n; i++ ) {

var subPath = subPaths[ i ];
				var curves = subPath.curves;

for ( var j = 0; j < curves.length; j++ ) {

var curve = curves[ j ];

if ( curve.isLineCurve ) {

transfVec2( curve.v1 );
						transfVec2( curve.v2 );

} else if ( curve.isCubicBezierCurve ) {

transfVec2( curve.v0 );
						transfVec2( curve.v1 );
						transfVec2( curve.v2 );
						transfVec2( curve.v3 );

} else if ( curve.isQuadraticBezierCurve ) {

transfVec2( curve.v0 );
						transfVec2( curve.v1 );
						transfVec2( curve.v2 );

} else if ( curve.isEllipseCurve ) {

if ( isRotated ) {
							console.warn( "SVGLoader: Elliptic arc or ellipse rotation or skewing is not implemented." );
						}

tempV2.set( curve.aX, curve.aY );
						transfVec2( tempV2 );
						curve.aX = tempV2.x;
						curve.aY = tempV2.y;

curve.xRadius *= getTransformScaleX( m );
						curve.yRadius *= getTransformScaleY( m );

}

function isTransformRotated( m ) {
			return m.elements[ 1 ] !== 0 || m.elements[ 3 ] !== 0;
		}

function getTransformScaleX( m ) {
			var te = m.elements;
			return Math.sqrt( te[ 0 ] * te[ 0 ] + te[ 1 ] * te[ 1 ] )
		}

function getTransformScaleY( m ) {
			var te = m.elements;
			return Math.sqrt( te[ 3 ] * te[ 3 ] + te[ 4 ] * te[ 4 ] )
		}

console.log( 'THREE.SVGLoader' );

var paths = [];

var transformStack = [];

var tempTransform1 = new THREE.Matrix3();
		var tempTransform2 = new THREE.Matrix3();
		var tempTransform3 = new THREE.Matrix3();

var currentTransform = new THREE.Matrix3();

console.time( 'THREE.SVGLoader: DOMParser' );

var xml = new DOMParser().parseFromString( text, 'image/svg+xml' ); // application/xml

console.timeEnd( 'THREE.SVGLoader: DOMParser' );

console.time( 'THREE.SVGLoader: Parse' );

parseNode( xml.documentElement, { fill: '#000' } );

// console.log( paths );

console.timeEnd( 'THREE.SVGLoader: Parse' );

return paths;

}

};

Texto modificado

Abrir archivo

/**
 * @author mrdoob / http://mrdoob.com/
 * @author zz85 / http://joshuakoo.com/
 * @author yomboprime / https://yombo.org
 */

THREE.SVGLoader = function ( manager ) {

this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;

};

THREE.SVGLoader.prototype = {

constructor: THREE.SVGLoader,

load: function ( url, onLoad, onProgress, onError ) {

var scope = this;

var loader = new THREE.FileLoader( scope.manager );
		loader.setPath( scope.path );
		loader.load( url, function ( text ) {

onLoad( scope.parse( text ) );

}, onProgress, onError );

setPath: function ( value ) {

this.path = value;
		return this;

parse: function ( text ) {

function parseNode( node, style ) {

if ( node.nodeType !== 1 ) return;

var transforms = getNodeTransform( node );
			var i = 0;
			do {
				var path = null;

switch ( node.nodeName ) {

case 'svg':
						break;

case 'g':
						style = parseStyle( node, style );
						break;

case 'path':
						style = parseStyle( node, style );
						if ( node.hasAttribute( 'd' ) && isVisible( style ) ) path = parsePathNode( node, style );
						break;

case 'rect':
						style = parseStyle( node, style );
						if ( isVisible( style ) ) path = parseRectNode( node, style );
						break;

case 'polygon':
						style = parseStyle( node, style );
						if ( isVisible( style ) ) path = parsePolygonNode( node, style );
						break;

case 'polyline':
						style = parseStyle( node, style );
						if ( isVisible( style ) ) path = parsePolylineNode( node, style );
						break;

case 'circle':
						style = parseStyle( node, style );
						if ( isVisible( style ) ) path = parseCircleNode( node, style );
						break;

case 'ellipse':
						style = parseStyle( node, style );
						if ( isVisible( style ) ) path = parseEllipseNode( node, style );
						break;

case 'line':
						style = parseStyle( node, style );
						if ( isVisible( style ) ) path = parseLineNode( node, style );
						break;

default:
						console.log( node );

}

if ( path ) {

transformPath( path, currentTransform );

paths.push( path );

}

var nodes = node.childNodes;

for ( var i = 0; i < nodes.length; i ++ ) {

parseNode( nodes[ i ], style );

}

if ( transforms ) {
					transform = transforms[i];	
					currentTransform.copy( transformStack.pop() );
				}
				i++;
			}
			while (transforms && i < transforms.length)
		}

function parsePathNode( node, style ) {

var path = new THREE.ShapePath();
			path.color.setStyle( style.fill );

var point = new THREE.Vector2();
			var control = new THREE.Vector2();

var firstPoint = new THREE.Vector2();
			var isFirstPoint = true;
			var doSetFirstPoint = false;

var d = node.getAttribute( 'd' );

// console.log( d );

var commands = d.match( /[a-df-z][^a-df-z]*/ig );

for ( var i = 0, l = commands.length; i < l; i ++ ) {

var command = commands[ i ];

var type = command.charAt( 0 );
				var data = command.substr( 1 ).trim();

if ( isFirstPoint ) {
					doSetFirstPoint = true;
				}
				isFirstPoint = false;

switch ( type ) {

default:
						console.warn( command );

}

// console.log( type, parseFloats( data ), parseFloats( data ).length  )

if ( doSetFirstPoint ) {

firstPoint.copy( point );

doSetFirstPoint = false;

}
			}

return path;

}

function parseArcCommand( path, rx, ry, x_axis_rotation, large_arc_flag, sweep_flag, start, end ) {

x_axis_rotation = x_axis_rotation * Math.PI / 180;

// Ensure radii are positive
			rx = Math.abs( rx );
			ry = Math.abs( ry );

// Compute (cx′, cy′)
			var rxs = rx * rx;
			var rys = ry * ry;
			var x1ps = x1p * x1p;
			var y1ps = y1p * y1p;

// Ensure radii are large enough
			var cr = x1ps / rxs + y1ps / rys;

if ( cr > 1 ) {

// scale up rx,ry equally so cr == 1
				var s = Math.sqrt( cr );
				rx = s * rx;
				ry = s * ry;
				rxs = rx * rx;
				rys = ry * ry;

}

path.currentPath.absellipse( cx, cy, rx, ry, theta, theta + delta, sweep_flag === 0, x_axis_rotation );

}

function svgAngle( ux, uy, vx, vy ) {

}

if ( rx !== 0 || ry !== 0 ) {

path.bezierCurveTo( x, y + h, x, y + h, x, y + h - 2 * ry );

}

path.lineTo( x, y + 2 * ry );

if ( rx !== 0 || ry !== 0 ) {

path.bezierCurveTo( x, y, x, y, x + 2 * rx, y );

}

return path;

}

function parsePolygonNode( node, style ) {

function iterator( match, a, b ) {

var x = parseFloat( a );
				var y = parseFloat( b );

if ( index === 0 ) {
					path.moveTo( x, y );
				} else {
					path.lineTo( x, y );
				}

index ++;

}

var regex = /(-?[\d\.?]+)[,|\s](-?[\d\.?]+)/g;

var path = new THREE.ShapePath();
			path.color.setStyle( style.fill );

var index = 0;

node.getAttribute( 'points' ).replace(regex, iterator);

path.currentPath.autoClose = true;

return path;

}

function parsePolylineNode( node, style ) {

function iterator( match, a, b ) {

var x = parseFloat( a );
				var y = parseFloat( b );

if ( index === 0 ) {
					path.moveTo( x, y );
				} else {
					path.lineTo( x, y );
				}

index ++;

}

var regex = /(-?[\d\.?]+)[,|\s](-?[\d\.?]+)/g;

var path = new THREE.ShapePath();
			path.color.setStyle( style.fill );

var index = 0;

node.getAttribute( 'points' ).replace(regex, iterator);

path.currentPath.autoClose = false;

return path;

}

function parseCircleNode( node, style ) {

var x = parseFloat( node.getAttribute( 'cx' ) );
			var y = parseFloat( node.getAttribute( 'cy' ) );
			var r = parseFloat( node.getAttribute( 'r' ) );

var subpath = new THREE.Path();
			subpath.absarc( x, y, r, 0, Math.PI * 2 );

var path = new THREE.ShapePath();
			path.color.setStyle( style.fill );
			path.subPaths.push( subpath );

return path;

}

function parseEllipseNode( node, style ) {

var subpath = new THREE.Path();
			subpath.absellipse( x, y, rx, ry, 0, Math.PI * 2 );

var path = new THREE.ShapePath();
			path.color.setStyle( style.fill );
			path.subPaths.push( subpath );

return path;

}

function parseLineNode( node, style ) {

var path = new THREE.ShapePath();
			path.moveTo( x1, y1 );
			path.lineTo( x2, y2 );
			path.currentPath.autoClose = false;

return path;

}

function parseStyle( node, style ) {

style = Object.assign( {}, style ); // clone style

if ( node.hasAttribute( 'fill' ) ) style.fill = node.getAttribute( 'fill' );
			if ( node.style.fill !== '' ) style.fill = node.style.fill;

return style;

}

function isVisible( style ) {

return style.fill !== 'none' && style.fill !== 'transparent';

}

// http://www.w3.org/TR/SVG11/implnote.html#PathElementImplementationNotes

function getReflection( a, b ) {

return a - ( b - a );

}

function parseFloats( string ) {

var array = string.split( /[\s,]+|(?=\s?[+\-])/ );

for ( var i = 0; i < array.length; i ++ ) {

var number = array[ i ];

// Handle values like 48.6037.7.8
				// TODO Find a regex for this

if ( number.indexOf( '.' ) !== number.lastIndexOf( '.' ) ) {

var split = number.split( '.' );

for ( var s = 2; s < split.length; s ++ ) {

array.splice( i + s - 1, 0, '0.' + split[ s ] );

}

array[ i ] = parseFloat( number );

}

return array;

}

function getNodeTransform( node ) {

if ( ! node.hasAttribute( 'transform' ) ) {
				return null;
			}

var transforms = parseTransformNode( node );

if ( transforms ) {
				for (i = 0; i < transforms.length; i++) {
					transform = transforms[i];
					if ( transformStack.length > 0 ) {
						transform.premultiply( transformStack[ transformStack.length - 1 ] );
					}

currentTransform.copy( transform );
					transformStack.push( transform );
				}
			}

return transforms;

}

function parseTransformNode( node ) {

var transformAttr = node.getAttribute( 'transform' );			
			var SearchPos = 0;
			var openParPos = transformAttr.indexOf( "(" , SearchPos);
			var closeParPos = transformAttr.indexOf( ")" );

var transforms = [];
			while ( openParPos > 0 && openParPos < closeParPos ) {
				var transform = null;
				var transformType = transformAttr.substr(SearchPos, openParPos-SearchPos).trim();

var array = parseFloats( transformAttr.substr( openParPos + 1, closeParPos - openParPos - 1 ) );

switch ( transformType ) {

case "translate":

if ( array.length >= 1 ) {

transform = new THREE.Matrix3();

var tx = array[ 0 ];
							var ty = tx;

if ( array.length >= 2 ) {

ty = array[ 1 ];

}

transform.translate( tx, ty );

}

break;

case "rotate":

if ( array.length >= 1 ) {

var angle = 0;
							var cx = 0;
							var cy = 0;

transform = new THREE.Matrix3();

// Angle
							angle = - array[ 0 ] * Math.PI / 180;

if ( array.length >= 3 ) {

// Center x, y
								cx = array[ 1 ];
								cy = array[ 2 ];

}

break;

case "scale":

if ( array.length >= 1 ) {

transform = new THREE.Matrix3();

var scaleX = array[ 0 ];
							var scaleY = scaleX;

if ( array.length >= 2 ) {
								scaleY = array[ 1 ];
							}

transform.scale( scaleX, scaleY );

}

break;

case "skewX":

if ( array.length === 1 ) {

transform = new THREE.Matrix3();

transform.set(
								1, Math.tan( array[ 0 ] * Math.PI / 180 ), 0,
								0, 1, 0,
								0, 0, 1
							);

}

break;

case "skewY":

if ( array.length === 1 ) {

transform = new THREE.Matrix3();

transform.set(
								1, 0, 0,
								Math.tan( array[ 0 ] * Math.PI / 180 ), 1, 0,
								0, 0, 1
							);

}

break;

case "matrix":

if ( array.length === 6 ) {

transform = new THREE.Matrix3();

transform.set(
								array[ 0 ], array[ 2 ], array[ 4 ],
								array[ 1 ], array[ 3 ], array[ 5 ],
								0, 0, 1
							);

}

break;
				}
				if (transform)
					transforms.push(transform);
				var SearchPos = closeParPos + 1;
				var openParPos = transformAttr.indexOf( "(" , SearchPos);
				var closeParPos = transformAttr.indexOf( ")", SearchPos);		
			}

return transforms;

}

function transformPath( path, m ) {

function transfVec2( v2 ) {

tempV3.set( v2.x, v2.y, 1 ).applyMatrix3( m );

v2.set( tempV3.x, tempV3.y );

}

var isRotated = isTransformRotated( m );

var tempV2 = new THREE.Vector2();
			var tempV3 = new THREE.Vector3();

var subPaths = path.subPaths;

for ( var i = 0, n = subPaths.length; i < n; i++ ) {

var subPath = subPaths[ i ];
				var curves = subPath.curves;

for ( var j = 0; j < curves.length; j++ ) {

var curve = curves[ j ];

if ( curve.isLineCurve ) {

transfVec2( curve.v1 );
						transfVec2( curve.v2 );

} else if ( curve.isCubicBezierCurve ) {

transfVec2( curve.v0 );
						transfVec2( curve.v1 );
						transfVec2( curve.v2 );
						transfVec2( curve.v3 );

} else if ( curve.isQuadraticBezierCurve ) {

transfVec2( curve.v0 );
						transfVec2( curve.v1 );
						transfVec2( curve.v2 );

} else if ( curve.isEllipseCurve ) {

if ( isRotated ) {
							console.warn( "SVGLoader: Elliptic arc or ellipse rotation or skewing is not implemented." );
						}

tempV2.set( curve.aX, curve.aY );
						transfVec2( tempV2 );
						curve.aX = tempV2.x;
						curve.aY = tempV2.y;

curve.xRadius *= getTransformScaleX( m );
						curve.yRadius *= getTransformScaleY( m );

}

function isTransformRotated( m ) {
			return m.elements[ 1 ] !== 0 || m.elements[ 3 ] !== 0;
		}

function getTransformScaleX( m ) {
			var te = m.elements;
			return Math.sqrt( te[ 0 ] * te[ 0 ] + te[ 1 ] * te[ 1 ] )
		}

function getTransformScaleY( m ) {
			var te = m.elements;
			return Math.sqrt( te[ 3 ] * te[ 3 ] + te[ 4 ] * te[ 4 ] )
		}

console.log( 'THREE.SVGLoader' );

var paths = [];

var transformStack = [];

var tempTransform1 = new THREE.Matrix3();
		var tempTransform2 = new THREE.Matrix3();
		var tempTransform3 = new THREE.Matrix3();

var currentTransform = new THREE.Matrix3();

console.time( 'THREE.SVGLoader: DOMParser' );

var xml = new DOMParser().parseFromString( text, 'image/svg+xml' ); // application/xml

console.timeEnd( 'THREE.SVGLoader: DOMParser' );

console.time( 'THREE.SVGLoader: Parse' );

parseNode( xml.documentElement, { fill: '#000' } );

// console.log( paths );

console.timeEnd( 'THREE.SVGLoader: Parse' );

return paths;

}

};