ShadowMaterial: Promoted to core.

mrdoob · mrdoob · commit 468a86c15b17 · 2016-04-30T11:23:38.000-07:00
diff --git a/examples/js/materials/ShadowMaterial.js b/examples/js/materials/ShadowMaterial.js
diff --git a/examples/webgl_geometry_spline_editor.html b/examples/webgl_geometry_spline_editor.html
@@ -19,7 +19,6 @@
 		<script src="js/controls/OrbitControls.js"></script>
 		<script src="js/controls/TransformControls.js"></script>
 		<script src="js/controls/DragControls.js"></script>
-		<script src="js/materials/ShadowMaterial.js"></script>
 
 		<script src="js/libs/stats.min.js"></script>
 
diff --git a/src/materials/ShadowMaterial.js b/src/materials/ShadowMaterial.js
@@ -0,0 +1,36 @@
+/**
+ * @author mrdoob / http://mrdoob.com/
+ */
+
+THREE.ShadowMaterial = function () {
+
+	THREE.ShaderMaterial.call( this, {
+		uniforms: THREE.UniformsUtils.merge( [
+			THREE.UniformsLib[ "lights" ],
+			{
+				opacity: { value: 1.0 }
+			}
+		] ),
+		vertexShader: THREE.ShaderChunk[ 'shadow_vert' ],
+		fragmentShader: THREE.ShaderChunk[ 'shadow_frag' ]
+	} );
+
+	this.lights = true;
+	this.transparent = true;
+
+	Object.defineProperties( this, {
+		opacity: {
+			enumerable: true,
+			get: function () {
+				return this.uniforms.opacity.value;
+			},
+			set: function ( value ) {
+				this.uniforms.opacity.value = value;
+			}
+		}
+	} );
+
+};
+
+THREE.ShadowMaterial.prototype = Object.create( THREE.ShaderMaterial.prototype );
+THREE.ShadowMaterial.prototype.constructor = THREE.ShadowMaterial;
diff --git a/src/renderers/shaders/ShaderLib/shadow_frag.glsl b/src/renderers/shaders/ShaderLib/shadow_frag.glsl
@@ -0,0 +1,14 @@
+uniform float opacity;
+
+#include <common>
+#include <packing>
+#include <bsdfs>
+#include <lights_pars>
+#include <shadowmap_pars_fragment>
+#include <shadowmask_pars_fragment>
+
+void main() {
+
+	gl_FragColor = vec4( 0.0, 0.0, 0.0, opacity * ( 1.0  - getShadowMask() ) );
+
+}
diff --git a/src/renderers/shaders/ShaderLib/shadow_vert.glsl b/src/renderers/shaders/ShaderLib/shadow_vert.glsl
@@ -0,0 +1,10 @@
+#include <shadowmap_pars_vertex>
+
+void main() {
+
+	#include <begin_vertex>
+	#include <project_vertex>
+	#include <worldpos_vertex>
+	#include <shadowmap_vertex>
+
+}
diff --git a/utils/build/includes/common.json b/utils/build/includes/common.json
@@ -102,6 +102,7 @@
 	"src/materials/ShaderMaterial.js",
 	"src/materials/RawShaderMaterial.js",
 	"src/materials/SpriteMaterial.js",
+	"src/materials/ShadowMaterial.js",
 	"src/textures/Texture.js",
 	"src/textures/DepthTexture.js",
 	"src/textures/CanvasTexture.js",
@@ -228,6 +229,8 @@
 	"src/renderers/shaders/ShaderLib/normal_vert.glsl",
 	"src/renderers/shaders/ShaderLib/points_frag.glsl",
 	"src/renderers/shaders/ShaderLib/points_vert.glsl",
+	"src/renderers/shaders/ShaderLib/shadow_frag.glsl",
+	"src/renderers/shaders/ShaderLib/shadow_vert.glsl",
 	"src/renderers/shaders/ShaderLib.js",
 	"src/renderers/WebGLRenderer.js",
 	"src/renderers/WebGLRenderTarget.js",
