samien
/
three.js
réplica de https://github.com/mrdoob/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webgl - svg loader</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
		<style>
		body {
			color: #ffffff;
			font-family: Monospace;
			font-size: 13px;
			text-align: center;
			font-weight: bold;
			background-color: #000000;
			margin: 0px;
			overflow: hidden;
		}

		#info {
			position: absolute;
			top: 0px;
			width: 100%;
			padding: 5px;
		}

		a {
			color: #ffffff;
		}
		</style>
	</head>

	<body>

		<div id="container"></div>
		<div id="info">
			<a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> - SVGLoader
		</div>

		<script type="text/javascript" src="../build/three.js"></script>
		<script src="js/controls/OrbitControls.js"></script>
		<script src="js/loaders/SVGLoader.js"></script>
		<script src="js/libs/stats.min.js"></script>
		<script src='js/libs/dat.gui.min.js'></script>

		<script>

			var renderer, stats, scene, camera, gui, guiData;

			init();
			animate();

			//

			function init() {

				var container = document.getElementById( 'container' );

				//

				camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 1, 1000 );
				camera.position.set( 0, 0, 200 );

				//

				renderer = new THREE.WebGLRenderer( { antialias: true } );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				container.appendChild( renderer.domElement );

				//

				var controls = new THREE.OrbitControls( camera, renderer.domElement );
				controls.screenSpacePanning = true;

				//

				stats = new Stats();
				container.appendChild( stats.dom );

				//

				window.addEventListener( 'resize', onWindowResize, false );

				document.body.addEventListener( 'dblclick', function ( event ) {

					var group = scene.children[ 1 ];
					group.traverse( function ( child ) {

						if ( child.material ) child.material.wireframe = ! child.material.wireframe;

					} );

				} );

				guiData = {
					currentURL: 'models/svg/tiger.svg',
					drawFillShapes: true,
					drawStrokes: true,
					fillShapesWireframe: false,
					strokesWireframe: false
				}

				loadSVG( guiData.currentURL );

				createGUI();

			}

			function createGUI() {

				if ( gui ) {
					gui.destroy();
				}

				gui = new dat.GUI( { width: 350 } );

				gui.add( guiData, 'currentURL', {

					"Tiger": 'models/svg/tiger.svg',
					"Three.js": 'models/svg/threejs.svg',
					"Joins and caps": 'models/svg/lineJoinsAndCaps.svg',
					"Hexagon": 'models/svg/hexagon.svg',
					"Test 1": 'models/svg/tests/1.svg',
					"Test 2": 'models/svg/tests/2.svg',
					"Test 3": 'models/svg/tests/3.svg',
					"Test 4": 'models/svg/tests/4.svg',
					"Test 5": 'models/svg/tests/5.svg',
					"Test 6": 'models/svg/tests/6.svg',
					"Test 7": 'models/svg/tests/7.svg',
					"Test 8": 'models/svg/tests/8.svg'

				} ).name( 'SVG File' ).onChange( update );

				gui.add( guiData, 'drawStrokes' ).name( 'Draw strokes' ).onChange( update );

				gui.add( guiData, 'drawFillShapes' ).name( 'Draw fill shapes' ).onChange( update );

				gui.add( guiData, 'strokesWireframe' ).name( 'Wireframe strokes' ).onChange( update );

				gui.add( guiData, 'fillShapesWireframe' ).name( 'Wireframe fill shapes' ).onChange( update );

				function update() {

					loadSVG( guiData.currentURL );

				}

			}

			function loadSVG( url ) {

				//

				scene = new THREE.Scene();
				scene.background = new THREE.Color( 0xb0b0b0 );

				//

				var helper = new THREE.GridHelper( 160, 10 );
				helper.rotation.x = Math.PI / 2;
				scene.add( helper );

				//

				var loader = new THREE.SVGLoader();

				loader.load( url, function ( data ) {

					var paths = data.paths;

					var group = new THREE.Group();
					group.scale.multiplyScalar( 0.25 );
					group.position.x = - 70;
					group.position.y = 70;
					group.scale.y *= - 1;

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

						var path = paths[ i ];

						var fillColor = path.userData.style.fill;
						if ( guiData.drawFillShapes && fillColor !== undefined && fillColor !== 'none') {

							var material = new THREE.MeshBasicMaterial( {
								color: new THREE.Color().setStyle( fillColor ),
								opacity: path.userData.style.fillOpacity,
								transparent: path.userData.style.fillOpacity !== 1,
								side: THREE.DoubleSide,
								depthWrite: false,
								wireframe: guiData.fillShapesWireframe
							} );

							var shapes = path.toShapes( true );

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

								var shape = shapes[ j ];

								var geometry = new THREE.ShapeBufferGeometry( shape );
								var mesh = new THREE.Mesh( geometry, material );

								group.add( mesh );

							}

						}

						var strokeColor = path.userData.style.stroke;

						if ( guiData.drawStrokes && strokeColor !== undefined && strokeColor !== 'none' ) {

							var material = new THREE.MeshBasicMaterial( {
								color: new THREE.Color().setStyle( strokeColor ),
								opacity: path.userData.style.strokeOpacity,
								transparent: path.userData.style.strokeOpacity !== 1,
								side: THREE.DoubleSide,
								depthWrite: false,
								wireframe: guiData.strokesWireframe
							} );

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

								subPath = path.subPaths[ j ];

								var geometry = THREE.SVGLoader.pointsToStroke( subPath.getPoints(), path.userData.style );

								if ( geometry ) {

									var mesh = new THREE.Mesh( geometry, material );

									group.add( mesh );

								}

							}

						}

					}

					scene.add( group );

				} );

			}

			function onWindowResize() {

				camera.aspect = window.innerWidth / window.innerHeight;
				camera.updateProjectionMatrix();

				renderer.setSize( window.innerWidth, window.innerHeight );

			}

			function animate() {

				requestAnimationFrame( animate );

				render();
				stats.update();

			}

			function render() {

				renderer.render( scene, camera );

			}

		</script>

	</body>
</html>