Merge pull request #13945 from daoshengmu/resize_thicknessmap

Resize the subsurface scatting thickness map.

examples/webgl_materials_translucency.html

@@ -35,6 +35,7 @@
 
 	<script src="js/Detector.js"></script>
 	<script src="js/libs/stats.min.js"></script>
+	<script src="js/libs/dat.gui.min.js"></script>
 	<script src="js/loaders/FBXLoader.js"></script>
 	<script src="js/ShaderTranslucent.js"></script>
 
@@ -71,15 +72,15 @@
 			pointLight1.add( new THREE.PointLight( 0x888888, 7.0, 300 ) );
 			scene.add( pointLight1 );
 			pointLight1.position.x = 0;
-			pointLight1.position.y = 0;
+			pointLight1.position.y = -50;
 			pointLight1.position.z = 350;
 
 			var pointLight2 = new THREE.Mesh( new THREE.SphereBufferGeometry( 4, 8, 8 ), new THREE.MeshBasicMaterial( { color: 0x888800 } ) );
 			pointLight2.add( new THREE.PointLight( 0x888800, 1.0, 500 ) );
 			scene.add( pointLight2 );
-			pointLight2.position.x = 150;
-			pointLight2.position.y = -100;
-			pointLight2.position.z = -250;
+			pointLight2.position.x = -100;
+			pointLight2.position.y = 20;
+			pointLight2.position.z = -260;
 
 			renderer = new THREE.WebGLRenderer( { antialias: true } );
 			renderer.setPixelRatio( window.devicePixelRatio );
@@ -106,7 +107,7 @@
 
 			var loader = new THREE.TextureLoader();
 			var imgTexture = loader.load( 'models/fbx/white.jpg' );
-			var thicknessTexture = loader.load( 'models/fbx/bunny_thickness.png' );
+			var thicknessTexture = loader.load( 'models/fbx/bunny_thickness.jpg' );
 			imgTexture.wrapS = imgTexture.wrapT = THREE.RepeatWrapping;
 
 			var shader = new THREE.TranslucentShader();
@@ -118,12 +119,12 @@
 			uniforms[ 'shininess' ].value = 500;
 
 			uniforms[ 'thicknessMap' ].value = thicknessTexture;
-			uniforms[ 'thicknessColor' ].value = new THREE.Vector3( 0.5, 0.3, 0.3 );
+			uniforms[ 'thicknessColor' ].value = new THREE.Vector3( 0.5, 0.3, 0.0 );
 			uniforms[ 'thicknessDistortion' ].value = 0.1;
-			uniforms[ 'thicknessAmbient' ].value = 0.1;
+			uniforms[ 'thicknessAmbient' ].value = 0.4;
 			uniforms[ 'thicknessAttenuation' ].value = 0.8;
-			uniforms[ 'thicknessPower' ].value = 2;
-			uniforms[ 'thicknessScale' ].value = 10.0;
+			uniforms[ 'thicknessPower' ].value = 2.0;
+			uniforms[ 'thicknessScale' ].value = 16.0;
 
 			var material = new THREE.ShaderMaterial( {
 				uniforms: uniforms,
@@ -146,6 +147,44 @@
 
 			} );
 
+			initGUI(uniforms);
+		}
+
+		function initGUI(uniforms) {
+			var gui = new dat.GUI();
+
+			var ThicknessControls = function() {
+				this.distoration =  uniforms['thicknessDistortion'].value;
+				this.ambient =  uniforms['thicknessAmbient'].value;
+				this.attenuation =  uniforms['thicknessAttenuation'].value;
+				this.power =  uniforms['thicknessPower'].value;
+				this.scale =  uniforms['thicknessScale'].value;
+			};
+
+			var thicknessControls = new ThicknessControls();
+			var thicknessFolder = gui.addFolder( 'Thickness Control' );
+
+			thicknessFolder.add(thicknessControls, 'distoration' ).min(0.01).max(1).step(0.01).onChange(function() {
+				uniforms['thicknessDistortion'].value = thicknessControls.distoration;
+			});
+
+			thicknessFolder.add(thicknessControls, 'ambient' ).min(0.01).max(5.0).step(0.05).onChange(function() {
+				uniforms['thicknessAmbient'].value = thicknessControls.ambient;
+			});
+
+			thicknessFolder.add(thicknessControls, 'attenuation' ).min(0.01).max(5.0).step(0.05).onChange(function() {
+				uniforms['thicknessAttenuation'].value = thicknessControls.attenuation;
+			});
+
+			thicknessFolder.add(thicknessControls, 'power' ).min(0.01).max(16.0).step(0.1).onChange(function() {
+				uniforms['thicknessPower'].value = thicknessControls.power;
+			});
+
+			thicknessFolder.add(thicknessControls, 'scale' ).min(0.01).max(50.0).step(0.1).onChange(function() {
+				uniforms['thicknessScale'].value = thicknessControls.scale;
+			});
+
+			thicknessFolder.open();
 		}
 
 		function onWindowResize() {