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Merge pull request #13790 from yomotsu/dev-css-orthographic

Support Orthographic in CSS3Renderer
Mr.doob 7 years ago
parent
commit
fc23b88554

+ 0 - 1
docs/examples/renderers/CSS2DRenderer.html

@@ -12,7 +12,6 @@
 
 		<p class="desc">[name] is a simplified version of [page:CSS3DRenderer]. The only transformation that is supported is translation.<br /><br />
 			The renderer is very useful if you want to combine HTML based labels with 3D objects. Here too, the respective DOM elements are wrapped into an instance of *CSS2DObject* and added to the scene graph.<br />
-			Unlike [page:CSS3DRenderer], orthographic cameras are supported.
 		</p>
 
 		<script>

+ 5 - 7
docs/examples/renderers/CSS3DRenderer.html

@@ -16,13 +16,10 @@
 			canvas based rendering. It can also be used in order to combine DOM elements with WebGL
 			content.<br /><br />
 			There are, however, some important limitations:
-		</p>
-		<ul>
-			<li>It's not possible to use the material system of *three.js*.</li>
-			<li>It's also not possible to use geometries.</li>
-			<li>Only [page:PerspectiveCamera] is supported right now.</li>
-		</ul>
-		<p>
+			<ul>
+				<li>It's not possible to use the material system of *three.js*.</li>
+				<li>It's also not possible to use geometries.</li>
+			</ul>
 			So [name] is just focused on ordinary DOM elements. These elements are wrapped into special objects (*CSS3DObject* or *CSS3DSprite*) and then added to the scene graph.
 		</p>
 
@@ -46,6 +43,7 @@
 
 		<p>
 			[example:css3d_molecules molecules]<br />
+			[example:css3d_orthographic orthographic camera]<br />
 			[example:css3d_panorama panorama]<br />
 			[example:css3d_periodictable periodictable]<br />
 			[example:css3d_sprites sprites]<br />

+ 143 - 0
examples/css3d_orthographic.html

@@ -0,0 +1,143 @@
+<!DOCTYPE html>
+<html>
+	<head>
+		<meta charset="utf-8">
+		<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
+		<style>
+			body {
+				background-color: #ffffff;
+				margin: 0;
+				overflow: hidden;
+			}
+			#info {
+				position: absolute;
+				top: 0px;
+				width: 100%;
+				color: #000000;
+				padding: 5px;
+				font-family: Monospace;
+				font-size: 13px;
+				text-align: center;
+				z-index: 1;
+			}
+
+			a {
+				color: #000000;
+			}
+
+		</style>
+	</head>
+	<body>
+		<div id="info"><a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> - css3d orthographic</div>
+
+		<script src="../build/three.js"></script>
+
+		<script src="js/controls/OrbitControls.js"></script>
+
+		<script src="js/renderers/CSS3DRenderer.js"></script>
+
+		<script>
+
+			var camera, scene, renderer;
+
+			var scene2, renderer2;
+
+			var controls;
+
+			init();
+			animate();
+
+			function init() {
+
+				var frustumSize = 500;
+				var aspect = window.innerWidth / window.innerHeight;
+				camera = new THREE.OrthographicCamera( frustumSize * aspect / - 2, frustumSize * aspect / 2, frustumSize / 2, frustumSize / - 2, 1, 1000 );
+
+				camera.position.set( - 200, 200, 200 );
+
+				controls = new THREE.OrbitControls( camera );
+
+				scene = new THREE.Scene();
+				scene.background = new THREE.Color( 0xf0f0f0 );
+
+				scene2 = new THREE.Scene();
+
+				var material = new THREE.MeshBasicMaterial( { color: 0x000000, wireframe: true, wireframeLinewidth: 1, side: THREE.DoubleSide } );
+
+				// left
+				createPlane(
+					100, 100,
+					'chocolate',
+					new THREE.Vector3( - 50, 0, 0 ),
+					new THREE.Euler( 0, - 90 * THREE.Math.DEG2RAD, 0 )
+				);
+				// right
+				createPlane(
+					100, 100,
+					'saddlebrown',
+					new THREE.Vector3( 0, 0, 50 ),
+					new THREE.Euler( 0, 0, 0 )
+				);
+				// top
+				createPlane(
+					100, 100,
+					'yellowgreen',
+					new THREE.Vector3( 0, 50, 0 ),
+					new THREE.Euler( - 90 * THREE.Math.DEG2RAD, 0, 0 )
+				);
+				// bottom
+				createPlane(
+					300, 300,
+					'seagreen',
+					new THREE.Vector3( 0, - 50, 0 ),
+					new THREE.Euler( - 90 * THREE.Math.DEG2RAD, 0, 0 )
+				);
+
+				//
+
+				renderer = new THREE.WebGLRenderer();
+				renderer.setPixelRatio( window.devicePixelRatio );
+				renderer.setSize( window.innerWidth, window.innerHeight );
+				document.body.appendChild( renderer.domElement );
+
+				renderer2 = new THREE.CSS3DRenderer();
+				renderer2.setSize( window.innerWidth, window.innerHeight );
+				renderer2.domElement.style.position = 'absolute';
+				renderer2.domElement.style.top = 0;
+				document.body.appendChild( renderer2.domElement );
+
+				function createPlane( width, height, cssColor, pos, rot ) {
+
+					var element = document.createElement( 'div' );
+					element.style.width = width + 'px';
+					element.style.height = height + 'px';
+					element.style.opacity = 0.75;
+					element.style.background = cssColor;
+
+					var object = new THREE.CSS3DObject( element );
+					object.position.copy( pos );
+					object.rotation.copy( rot );
+					scene2.add( object );
+
+					var geometry = new THREE.PlaneBufferGeometry( width, height );
+					var mesh = new THREE.Mesh( geometry, material );
+					mesh.position.copy( object.position );
+					mesh.rotation.copy( object.rotation );
+					scene.add( mesh );
+
+				}
+
+			}
+
+			function animate() {
+
+				requestAnimationFrame( animate );
+
+				renderer.render( scene, camera );
+				renderer2.render( scene2, camera );
+
+			}
+
+		</script>
+	</body>
+</html>

+ 1 - 0
examples/files.js

@@ -347,6 +347,7 @@ var files = {
 	],
 	"css3d": [
 		"css3d_molecules",
+		"css3d_orthographic",
 		"css3d_panorama",
 		"css3d_panorama_deviceorientation",
 		"css3d_periodictable",

+ 10 - 8
examples/js/renderers/CSS3DRenderer.js

@@ -1,6 +1,7 @@
 /**
  * Based on http://www.emagix.net/academic/mscs-project/item/camera-sync-with-css3-and-webgl-threejs
  * @author mrdoob / http://mrdoob.com/
+ * @author yomotsu / https://yomotsu.net/
  */
 
 THREE.CSS3DObject = function ( element ) {
@@ -58,7 +59,6 @@ THREE.CSS3DRenderer = function () {
 	var cameraElement = document.createElement( 'div' );
 
 	cameraElement.style.WebkitTransformStyle = 'preserve-3d';
-	cameraElement.style.MozTransformStyle = 'preserve-3d';
 	cameraElement.style.transformStyle = 'preserve-3d';
 
 	domElement.appendChild( cameraElement );
@@ -189,7 +189,6 @@ THREE.CSS3DRenderer = function () {
 			if ( cachedStyle === undefined || cachedStyle !== style ) {
 
 				element.style.WebkitTransform = style;
-				element.style.MozTransform = style;
 				element.style.transform = style;
 
 				cache.objects[ object.id ] = { style: style };
@@ -263,9 +262,12 @@ THREE.CSS3DRenderer = function () {
 
 		if ( cache.camera.fov !== fov ) {
 
-			domElement.style.WebkitPerspective = fov + 'px';
-			domElement.style.MozPerspective = fov + 'px';
-			domElement.style.perspective = fov + 'px';
+			if ( camera.isPerspectiveCamera ) {
+
+				domElement.style.WebkitPerspective = fov + 'px';
+				domElement.style.perspective = fov + 'px';
+
+			}
 
 			cache.camera.fov = fov;
 
@@ -275,8 +277,9 @@ THREE.CSS3DRenderer = function () {
 
 		if ( camera.parent === null ) camera.updateMatrixWorld();
 
-		var cameraCSSMatrix = 'translateZ(' + fov + 'px)' +
-			getCameraCSSMatrix( camera.matrixWorldInverse );
+		var cameraCSSMatrix = camera.isOrthographicCamera ?
+			'scale(' + fov + ')' + getCameraCSSMatrix( camera.matrixWorldInverse ) :
+			'translateZ(' + fov + 'px)' + getCameraCSSMatrix( camera.matrixWorldInverse );
 
 		var style = cameraCSSMatrix +
 			'translate(' + _widthHalf + 'px,' + _heightHalf + 'px)';
@@ -284,7 +287,6 @@ THREE.CSS3DRenderer = function () {
 		if ( cache.camera.style !== style && ! isIE ) {
 
 			cameraElement.style.WebkitTransform = style;
-			cameraElement.style.MozTransform = style;
 			cameraElement.style.transform = style;
 
 			cache.camera.style = style;