Merge branch '8.30.MaterialsGetVariableOptimized' of github.com:AlternativaPlatform/Alternativa3D

src/alternativa/engine3d/materials/FillMaterial.as

@@ -77,7 +77,7 @@ package alternativa.engine3d.materials {
 			this.alpha = alpha;
 		}
 
-		private function setupProgram(object:Object3D):ShaderProgram {
+		private function setupProgram(object:Object3D):FillMaterialProgram {
 			var vertexLinker:Linker = new Linker(Context3DProgramType.VERTEX);
 			var positionVar:String = "aPosition";
 			vertexLinker.declareVariable(positionVar, VariableType.ATTRIBUTE);
@@ -90,7 +90,7 @@ package alternativa.engine3d.materials {
 			var fragmentLinker:Linker = new Linker(Context3DProgramType.FRAGMENT);
 			fragmentLinker.addProcedure(outColorProcedure);
 			fragmentLinker.varyings = vertexLinker.varyings;
-			return new ShaderProgram(vertexLinker, fragmentLinker);
+			return new FillMaterialProgram(vertexLinker, fragmentLinker);
 		}
 
 		/**
@@ -114,7 +114,7 @@ package alternativa.engine3d.materials {
 				}
 			}
 
-			var program:ShaderProgram = programsCache[object.transformProcedure];
+			var program:FillMaterialProgram = programsCache[object.transformProcedure];
 			if (program == null) {
 				program = setupProgram(object);
 				program.upload(camera.context3D);
@@ -123,11 +123,11 @@ package alternativa.engine3d.materials {
 			// Drawcall
 			var drawUnit:DrawUnit = camera.renderer.createDrawUnit(object, program.program, geometry._indexBuffer, surface.indexBegin, surface.numTriangles, program);
 			// Streams
-			drawUnit.setVertexBufferAt(program.vertexShader.getVariableIndex("aPosition"), positionBuffer, geometry._attributesOffsets[VertexAttributes.POSITION], VertexAttributes.FORMATS[VertexAttributes.POSITION]);
+			drawUnit.setVertexBufferAt(program.aPosition, positionBuffer, geometry._attributesOffsets[VertexAttributes.POSITION], VertexAttributes.FORMATS[VertexAttributes.POSITION]);
 			// Constants
 			object.setTransformConstants(drawUnit, surface, program.vertexShader, camera);
-			drawUnit.setProjectionConstants(camera, program.vertexShader.getVariableIndex("cProjMatrix"), object.localToCameraTransform);
+			drawUnit.setProjectionConstants(camera, program.cProjMatrix, object.localToCameraTransform);
-			drawUnit.setFragmentConstantsFromNumbers(program.fragmentShader.getVariableIndex("cColor"), red, green, blue, alpha);
+			drawUnit.setFragmentConstantsFromNumbers(program.cColor, red, green, blue, alpha);
 			// Send to render
 			if (alpha < 1) {
 				drawUnit.blendSource = Context3DBlendFactor.SOURCE_ALPHA;
@@ -149,3 +149,27 @@ package alternativa.engine3d.materials {
 
 	}
 }
+
+import alternativa.engine3d.materials.ShaderProgram;
+import alternativa.engine3d.materials.compiler.Linker;
+
+import flash.display3D.Context3D;
+
+class FillMaterialProgram extends ShaderProgram {
+
+	public var aPosition:int = -1;
+	public var cProjMatrix:int = -1;
+	public var cColor:int = -1;
+
+	public function FillMaterialProgram(vertex:Linker, fragment:Linker) {
+		super(vertex, fragment);
+	}
+
+	override public function upload(context3D:Context3D):void {
+		super.upload(context3D);
+
+		aPosition =  vertexShader.findVariable("aPosition");
+		cProjMatrix = vertexShader.findVariable("cProjMatrix");
+		cColor = fragmentShader.findVariable("cColor");
+	}
+}

src/alternativa/engine3d/materials/LightMapMaterial.as

@@ -112,9 +112,9 @@ package alternativa.engine3d.materials {
 		 * @param alphaTest 0 - disabled, 1 - opaque, 2 - contours
 		 * @return
 		 */
-		private function getProgram(object:Object3D, programs:Vector.<ShaderProgram>, camera:Camera3D, opacityMap:TextureResource, alphaTest:int):ShaderProgram {
+		private function getProgram(object:Object3D, programs:Vector.<LightMapMaterialProgram>, camera:Camera3D, opacityMap:TextureResource, alphaTest:int):LightMapMaterialProgram {
 			var key:int = (opacityMap != null ? 3 : 0) + alphaTest;
-			var program:ShaderProgram = programs[key];
+			var program:LightMapMaterialProgram = programs[key];
 			if (program == null) {
 				// Make program
 				// Vertex shader
@@ -147,7 +147,7 @@ package alternativa.engine3d.materials {
 
 				fragmentLinker.varyings = vertexLinker.varyings;
 
-				program = new ShaderProgram(vertexLinker, fragmentLinker);
+				program = new LightMapMaterialProgram(vertexLinker, fragmentLinker);
 
 				program.upload(camera.context3D);
 				programs[key] = program;
@@ -155,7 +155,7 @@ package alternativa.engine3d.materials {
 			return program;
 		}
 
-		private function getDrawUnit(program:ShaderProgram, camera:Camera3D, surface:Surface, geometry:Geometry, opacityMap:TextureResource):DrawUnit {
+		private function getDrawUnit(program:LightMapMaterialProgram, camera:Camera3D, surface:Surface, geometry:Geometry, opacityMap:TextureResource):DrawUnit {
 			var positionBuffer:VertexBuffer3D = geometry.getVertexBuffer(VertexAttributes.POSITION);
 			var uvBuffer:VertexBuffer3D = geometry.getVertexBuffer(VertexAttributes.TEXCOORDS[0]);
 			var lightMapUVBuffer:VertexBuffer3D = geometry.getVertexBuffer(VertexAttributes.TEXCOORDS[lightMapChannel]);
@@ -166,18 +166,18 @@ package alternativa.engine3d.materials {
 			var drawUnit:DrawUnit = camera.renderer.createDrawUnit(object, program.program, geometry._indexBuffer, surface.indexBegin, surface.numTriangles, program);
 
 			// Streams
-			drawUnit.setVertexBufferAt(program.vertexShader.getVariableIndex("aPosition"), positionBuffer, geometry._attributesOffsets[VertexAttributes.POSITION], VertexAttributes.FORMATS[VertexAttributes.POSITION]);
+			drawUnit.setVertexBufferAt(program.aPosition, positionBuffer, geometry._attributesOffsets[VertexAttributes.POSITION], VertexAttributes.FORMATS[VertexAttributes.POSITION]);
-			drawUnit.setVertexBufferAt(program.vertexShader.getVariableIndex("aUV"), uvBuffer, geometry._attributesOffsets[VertexAttributes.TEXCOORDS[0]], VertexAttributes.FORMATS[VertexAttributes.TEXCOORDS[0]]);
+			drawUnit.setVertexBufferAt(program.aUV, uvBuffer, geometry._attributesOffsets[VertexAttributes.TEXCOORDS[0]], VertexAttributes.FORMATS[VertexAttributes.TEXCOORDS[0]]);
-			drawUnit.setVertexBufferAt(program.vertexShader.getVariableIndex("aUV1"), lightMapUVBuffer, geometry._attributesOffsets[VertexAttributes.TEXCOORDS[lightMapChannel]], VertexAttributes.FORMATS[VertexAttributes.TEXCOORDS[lightMapChannel]]);
+			drawUnit.setVertexBufferAt(program.aUV1, lightMapUVBuffer, geometry._attributesOffsets[VertexAttributes.TEXCOORDS[lightMapChannel]], VertexAttributes.FORMATS[VertexAttributes.TEXCOORDS[lightMapChannel]]);
 			// Constants
 			object.setTransformConstants(drawUnit, surface, program.vertexShader, camera);
-			drawUnit.setProjectionConstants(camera, program.vertexShader.getVariableIndex("cProjMatrix"), object.localToCameraTransform);
+			drawUnit.setProjectionConstants(camera, program.cProjMatrix, object.localToCameraTransform);
-			drawUnit.setFragmentConstantsFromNumbers(program.fragmentShader.getVariableIndex("cThresholdAlpha"), alphaThreshold, 0, 0, alpha);
+			drawUnit.setFragmentConstantsFromNumbers(program.cThresholdAlpha, alphaThreshold, 0, 0, alpha);
 			// Textures
-			drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sDiffuse"), diffuseMap._texture);
+			drawUnit.setTextureAt(program.sDiffuse, diffuseMap._texture);
-			drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sLightMap"), lightMap._texture);
+			drawUnit.setTextureAt(program.sLightMap, lightMap._texture);
 			if (opacityMap != null) {
-				drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sOpacity"), opacityMap._texture);
+				drawUnit.setTextureAt(program.sOpacity, opacityMap._texture);
 			}
 
 			return drawUnit;
@@ -208,13 +208,13 @@ package alternativa.engine3d.materials {
 				}
 			}
 
-			var optionsPrograms:Vector.<ShaderProgram> = programsCache[object.transformProcedure];
+			var optionsPrograms:Vector.<LightMapMaterialProgram> = programsCache[object.transformProcedure];
 			if(optionsPrograms == null) {
-				optionsPrograms = new Vector.<ShaderProgram>(6, true);
+				optionsPrograms = new Vector.<LightMapMaterialProgram>(6, true);
 				programsCache[object.transformProcedure] = optionsPrograms;
 			}
 
-			var program:ShaderProgram;
+			var program:LightMapMaterialProgram;
 			var drawUnit:DrawUnit;
 			// Opaque pass
 			if (opaquePass && alphaThreshold <= alpha) {
@@ -252,3 +252,38 @@ package alternativa.engine3d.materials {
 
 	}
 }
+
+import alternativa.engine3d.materials.ShaderProgram;
+import alternativa.engine3d.materials.compiler.Linker;
+
+import flash.display3D.Context3D;
+
+class LightMapMaterialProgram extends ShaderProgram {
+
+	public var aPosition:int = -1;
+	public var aUV:int = -1;
+	public var aUV1:int = -1;
+	public var cProjMatrix:int = -1;
+	public var cThresholdAlpha:int = -1;
+	public var sDiffuse:int = -1;
+	public var sLightMap:int = -1;
+	public var sOpacity:int = -1;
+
+	public function LightMapMaterialProgram(vertex:Linker, fragment:Linker) {
+		super(vertex, fragment);
+	}
+
+	override public function upload(context3D:Context3D):void {
+		super.upload(context3D);
+
+		aPosition = vertexShader.findVariable("aPosition");
+		aUV = vertexShader.findVariable("aUV");
+		aUV1 = vertexShader.findVariable("aUV1");
+		cProjMatrix = vertexShader.findVariable("cProjMatrix");
+		cThresholdAlpha = fragmentShader.findVariable("cThresholdAlpha");
+		sDiffuse = fragmentShader.findVariable("sDiffuse");
+		sLightMap = fragmentShader.findVariable("sLightMap");
+		sOpacity = fragmentShader.findVariable("sOpacity");
+	}
+
+}

src/alternativa/engine3d/materials/Material.as

@@ -27,11 +27,6 @@ package alternativa.engine3d.materials {
 	 */
 	public class Material {
 
-		/**
-		 * @private
-		 */
-		alternativa3d function get canDrawInShadowMap():Boolean {return true}
-
 		/**
 		 * Name of the material
 		 */

src/alternativa/engine3d/materials/StandardMaterial.as

@@ -515,9 +515,9 @@ package alternativa.engine3d.materials {
 		 * @param directionalLight
 		 * @param lightsLength
 		 */
-		private function getProgram(object:Object3D, programs:Dictionary, camera:Camera3D, materialKey:String, opacityMap:TextureResource, alphaTest:int, lightsGroup:Vector.<Light3D>, lightsLength:int, isFirstGroup:Boolean, shadowedLight:Light3D):ShaderProgram {
+		private function getProgram(object:Object3D, programs:Dictionary, camera:Camera3D, materialKey:String, opacityMap:TextureResource, alphaTest:int, lightsGroup:Vector.<Light3D>, lightsLength:int, isFirstGroup:Boolean, shadowedLight:Light3D):StandardMaterialProgram {
 			var key:String = materialKey + (opacityMap != null ? "O" : "o") + alphaTest.toString();
-			var program:ShaderProgram = programs[key];
+			var program:StandardMaterialProgram = programs[key];
 			if (program == null) {
 				var vertexLinker:Linker = new Linker(Context3DProgramType.VERTEX);
 				var fragmentLinker:Linker = new Linker(Context3DProgramType.FRAGMENT);
@@ -737,7 +737,7 @@ package alternativa.engine3d.materials {
 //				}
 
 				fragmentLinker.varyings = vertexLinker.varyings;
-				program = new ShaderProgram(vertexLinker, fragmentLinker);
+				program = new StandardMaterialProgram(vertexLinker, fragmentLinker);
 
 				program.upload(camera.context3D);
 				programs[key] = program;
@@ -745,8 +745,7 @@ package alternativa.engine3d.materials {
 			return program;
 		}
 
-		// TODO: return not neccessary more
+		private function addDrawUnits(program:StandardMaterialProgram, camera:Camera3D, surface:Surface, geometry:Geometry, opacityMap:TextureResource, lights:Vector.<Light3D>, lightsLength:int, isFirstGroup:Boolean, shadowedLight:Light3D, opaqueOption:Boolean, transparentOption:Boolean, objectRenderPriority:int):void {
-		private function getDrawUnit(program:ShaderProgram, camera:Camera3D, surface:Surface, geometry:Geometry, opacityMap:TextureResource, lights:Vector.<Light3D>, lightsLength:int, isFirstGroup:Boolean, shadowedLight:Light3D, opaqueOption:Boolean, transparentOption:Boolean, objectRenderPriority:int):DrawUnit {
 			// Buffers
 			var positionBuffer:VertexBuffer3D = geometry.getVertexBuffer(VertexAttributes.POSITION);
 			var uvBuffer:VertexBuffer3D = geometry.getVertexBuffer(VertexAttributes.TEXCOORDS[0]);
@@ -759,15 +758,15 @@ package alternativa.engine3d.materials {
 			var drawUnit:DrawUnit = camera.renderer.createDrawUnit(object, program.program, geometry._indexBuffer, surface.indexBegin, surface.numTriangles, program);
 
 			// Streams
-			drawUnit.setVertexBufferAt(program.vertexShader.getVariableIndex("aPosition"), positionBuffer, geometry._attributesOffsets[VertexAttributes.POSITION], VertexAttributes.FORMATS[VertexAttributes.POSITION]);
+			drawUnit.setVertexBufferAt(program.aPosition, positionBuffer, geometry._attributesOffsets[VertexAttributes.POSITION], VertexAttributes.FORMATS[VertexAttributes.POSITION]);
-			drawUnit.setVertexBufferAt(program.vertexShader.getVariableIndex("aUV"), uvBuffer, geometry._attributesOffsets[VertexAttributes.TEXCOORDS[0]], VertexAttributes.FORMATS[VertexAttributes.TEXCOORDS[0]]);
+			drawUnit.setVertexBufferAt(program.aUV, uvBuffer, geometry._attributesOffsets[VertexAttributes.TEXCOORDS[0]], VertexAttributes.FORMATS[VertexAttributes.TEXCOORDS[0]]);
 
 			// Constants
 			object.setTransformConstants(drawUnit, surface, program.vertexShader, camera);
-			drawUnit.setProjectionConstants(camera, program.vertexShader.getVariableIndex("cProjMatrix"), object.localToCameraTransform);
+			drawUnit.setProjectionConstants(camera, program.cProjMatrix, object.localToCameraTransform);
 			 // Set options for a surface. X should be 0.
-			drawUnit.setFragmentConstantsFromNumbers(program.fragmentShader.getVariableIndex("cSurface"), 0, glossiness, specularPower, 1);
+			drawUnit.setFragmentConstantsFromNumbers(program.cSurface, 0, glossiness, specularPower, 1);
-			drawUnit.setFragmentConstantsFromNumbers(program.fragmentShader.getVariableIndex("cThresholdAlpha"), alphaThreshold, 0, 0, alpha);
+			drawUnit.setFragmentConstantsFromNumbers(program.cThresholdAlpha, alphaThreshold, 0, 0, alpha);
 
 			var light:Light3D;
 			var len:Number;
@@ -778,16 +777,15 @@ package alternativa.engine3d.materials {
 			var falloff:Number;
 			var hotspot:Number;
 
-			
 			if (lightsLength > 0 || shadowedLight) {
 				if (_normalMapSpace == NormalMapSpace.TANGENT_RIGHT_HANDED || _normalMapSpace == NormalMapSpace.TANGENT_LEFT_HANDED) {
-					drawUnit.setVertexBufferAt(program.vertexShader.getVariableIndex("aNormal"), normalsBuffer, geometry._attributesOffsets[VertexAttributes.NORMAL], VertexAttributes.FORMATS[VertexAttributes.NORMAL]);
+					drawUnit.setVertexBufferAt(program.aNormal, normalsBuffer, geometry._attributesOffsets[VertexAttributes.NORMAL], VertexAttributes.FORMATS[VertexAttributes.NORMAL]);
-					drawUnit.setVertexBufferAt(program.vertexShader.getVariableIndex("aTangent"), tangentsBuffer, geometry._attributesOffsets[VertexAttributes.TANGENT4], VertexAttributes.FORMATS[VertexAttributes.TANGENT4]);
+					drawUnit.setVertexBufferAt(program.aTangent, tangentsBuffer, geometry._attributesOffsets[VertexAttributes.TANGENT4], VertexAttributes.FORMATS[VertexAttributes.TANGENT4]);
 				}
-				drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sBump"), normalMap._texture);
+				drawUnit.setTextureAt(program.sBump, normalMap._texture);
 
 				var camTransform:Transform3D = object.cameraToLocalTransform;
-				drawUnit.setVertexConstantsFromNumbers(program.vertexShader.getVariableIndex("cCameraPosition"), camTransform.d, camTransform.h, camTransform.l);
+				drawUnit.setVertexConstantsFromNumbers(program.cCameraPosition, camTransform.d, camTransform.h, camTransform.l);
 
 				for (var i:int = 0; i < lightsLength; i++) {
 					light = lights[i];
@@ -861,32 +859,32 @@ package alternativa.engine3d.materials {
 			}
 
 			// Textures
-			drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sDiffuse"), diffuseMap._texture);
+			drawUnit.setTextureAt(program.sDiffuse, diffuseMap._texture);
 			if (opacityMap != null) {
-				drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sOpacity"), opacityMap._texture);
+				drawUnit.setTextureAt(program.sOpacity, opacityMap._texture);
 			}
 			if (glossinessMap != null) {
-				drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sGlossiness"), glossinessMap._texture);
+				drawUnit.setTextureAt(program.sGlossiness, glossinessMap._texture);
 			}
 			if (specularMap != null) {
-				drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sSpecular"), specularMap._texture);
+				drawUnit.setTextureAt(program.sSpecular, specularMap._texture);
 			}
 
 
 			if (isFirstGroup){
 				if (lightMap != null) {
-					drawUnit.setVertexBufferAt(program.vertexShader.getVariableIndex("aUV1"),
+					drawUnit.setVertexBufferAt(program.aUV1,
 							geometry.getVertexBuffer(VertexAttributes.TEXCOORDS[lightMapChannel]),
 							geometry._attributesOffsets[VertexAttributes.TEXCOORDS[lightMapChannel]],
 							Context3DVertexBufferFormat.FLOAT_2);
-					drawUnit.setFragmentConstantsFromNumbers(program.fragmentShader.getVariableIndex("cAmbientColor"), 0,0,0, 1);
+					drawUnit.setFragmentConstantsFromNumbers(program.cAmbientColor, 0,0,0, 1);
-					drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sLightMap"), lightMap._texture);
+					drawUnit.setTextureAt(program.sLightMap, lightMap._texture);
 				} else {
-					drawUnit.setFragmentConstantsFromVector(program.fragmentShader.getVariableIndex("cAmbientColor"), camera.ambient, 1);
+					drawUnit.setFragmentConstantsFromVector(program.cAmbientColor, camera.ambient, 1);
 				}
 			}
 			else{
-				drawUnit.setFragmentConstantsFromNumbers(program.fragmentShader.getVariableIndex("cAmbientColor"), 0,0,0, 1);
+				drawUnit.setFragmentConstantsFromNumbers(program.cAmbientColor, 0,0,0, 1);
 			}
 			setPassUVProcedureConstants(drawUnit, program.vertexShader);
 
@@ -894,7 +892,6 @@ package alternativa.engine3d.materials {
 				shadowedLight.shadow.setup(drawUnit, program.vertexShader, program.fragmentShader, surface);
 			}
 
-
 			// Inititalizing render properties
 			if (opaqueOption)
 				// Use z-buffer within DrawCall, draws without blending
@@ -963,9 +960,11 @@ package alternativa.engine3d.materials {
 //				drawUnit.setFragmentConstantsFromNumbers(program.fragmentShader.getVariableIndex("cFogConsts"), 0.5*uScale, 0.5 - uRight, 0);
 //				drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sFogTexture"), fogTexture._texture);
 //			}
-			return drawUnit;
 		}
 
+		private static var lightGroup:Vector.<Light3D> = new Vector.<Light3D>();
+		private static var shadowGroup:Vector.<Light3D> = new Vector.<Light3D>();
+
 		/**
 		 * @private
 		 */
@@ -1007,37 +1006,32 @@ package alternativa.engine3d.materials {
 				programsCache[object.transformProcedure] = optionsPrograms;
 			}
 
-
+			// Form groups of lights
-			// Form groups
+			var groupsCount:int = 0;
-			var groupsCount:int = groups.length = 0;
+			var lightGroupLength:int = 0;
-			var firstGroup:Vector.<Light3D>  = new Vector.<Light3D>();
+			var shadowGroupLength:int = 0;
-			var shadowGroup:Vector.<Light3D> = new Vector.<Light3D>();
-			var firstGroupLength:int = 0;
 			for (i = 0; i < lightsLength; i++) {
 				light = lights[i];
-				if (light.shadow!=null && useShadow){
+				if (light.shadow != null && useShadow) {
-					shadowGroup.push(light);
+					shadowGroup[int(shadowGroupLength++)] = light;
-				}
+				} else {
-				else{
+					if (lightGroupLength == 6) {
-					if (firstGroupLength==6){
+						groups[int(groupsCount++)] = lightGroup;
-						groups[groupsCount++] = firstGroup;
+						lightGroup = new Vector.<Light3D>();
-						firstGroup = new Vector.<Light3D>();
+						lightGroupLength = 0;
-						firstGroupLength = 0;
 					}
-					firstGroup[firstGroupLength++] = light;
+					lightGroup[int(lightGroupLength++)] = light;
 				}
 			}
-			if (firstGroupLength!=0){
+			if (lightGroupLength != 0) {
-				groups[groupsCount++] = firstGroup;
+				groups[int(groupsCount++)] = lightGroup;
 			}
-			var shadowGroupLength:int = shadowGroup.length;
 
 			// Iterate groups
 			var materialKey:String;
-			var program:ShaderProgram;
+			var program:StandardMaterialProgram;
-			var drawUnit:DrawUnit;
 
-			if (groupsCount==0 && shadowGroupLength==0){
+			if (groupsCount == 0 && shadowGroupLength == 0) {
 				// There is only Ambient light on the scene
 				// Form key
 				materialKey = (lightMap != null) ? "L" : "l"+
@@ -1049,11 +1043,11 @@ package alternativa.engine3d.materials {
 						// Alpha test
 						// use opacityMap if it is presented
 						program = getProgram(object, optionsPrograms, camera, materialKey, opacityMap, 1, null, 0, true, null);
-						drawUnit = getDrawUnit(program, camera, surface, geometry, opacityMap, null, 0, true, null, true, false, objectRenderPriority);
+						addDrawUnits(program, camera, surface, geometry, opacityMap, null, 0, true, null, true, false, objectRenderPriority);
 					} else {
 						// do not use opacityMap at all
 						program = getProgram(object, optionsPrograms, camera, materialKey, null, 0, null, 0, true, null);
-						drawUnit = getDrawUnit(program, camera, surface, geometry, null, null, 0, true, null, true, false, objectRenderPriority);
+						addDrawUnits(program, camera, surface, geometry, null, null, 0, true, null, true, false, objectRenderPriority);
 					}
 				}
 				// Transparent pass
@@ -1062,20 +1056,19 @@ package alternativa.engine3d.materials {
 					if (alphaThreshold <= alpha && !opaquePass) {
 						// Alpha threshold
 						program = getProgram(object, optionsPrograms, camera, materialKey, opacityMap, 2, null, 0, true, null);
-						drawUnit = getDrawUnit(program, camera, surface, geometry, opacityMap, null, 0, true, null, false, true, objectRenderPriority);
+						addDrawUnits(program, camera, surface, geometry, opacityMap, null, 0, true, null, false, true, objectRenderPriority);
 					} else {
 						// There is no Alpha threshold or check z-buffer by previous pass
 						program = getProgram(object, optionsPrograms, camera, materialKey, opacityMap, 0, null, 0, true, null);
-						drawUnit = getDrawUnit(program, camera, surface, geometry, opacityMap, null, 0, true, null, false, true, objectRenderPriority);
+						addDrawUnits(program, camera, surface, geometry, opacityMap, null, 0, true, null, false, true, objectRenderPriority);
 					}
 				}
 			} else {
 				var j:int;
-				var lightLengthInGroup:int;
 				var isFirstGroup:Boolean = true;
 				for (i = 0; i < groupsCount; i++) {
-					var lightGroup:Vector.<Light3D> = groups[i];
+					lightGroup = groups[i];
-					lightLengthInGroup = lightGroup.length;
+					lightGroupLength = lightGroup.length;
 
 					// Group of lights without shadow
 					// Form key
@@ -1084,7 +1077,7 @@ package alternativa.engine3d.materials {
 							(_normalMapSpace.toString()) +
 							((glossinessMap != null) ? "G" : "g") +
 							((specularMap != null) ? "S" : "s");
-					for (j = 0; j < lightLengthInGroup; j++) {
+					for (j = 0; j < lightGroupLength; j++) {
 						light = lightGroup[j];
 						materialKey += light.lightID;
 					}
@@ -1095,12 +1088,12 @@ package alternativa.engine3d.materials {
 						if (alphaThreshold > 0) {
 							// Alpha test
 							// use opacityMap if it is presented
-							program = getProgram(object, optionsPrograms, camera, materialKey, opacityMap, 1, lightGroup, lightLengthInGroup, isFirstGroup, null);
+							program = getProgram(object, optionsPrograms, camera, materialKey, opacityMap, 1, lightGroup, lightGroupLength, isFirstGroup, null);
-							drawUnit = getDrawUnit(program, camera, surface, geometry, opacityMap, lightGroup, lightLengthInGroup, isFirstGroup, null, true, false, objectRenderPriority);
+							addDrawUnits(program, camera, surface, geometry, opacityMap, lightGroup, lightGroupLength, isFirstGroup, null, true, false, objectRenderPriority);
 						} else {
 							// do not use opacityMap at all
-							program = getProgram(object, optionsPrograms, camera, materialKey, null, 0, lightGroup, lightLengthInGroup, isFirstGroup, null);
+							program = getProgram(object, optionsPrograms, camera, materialKey, null, 0, lightGroup, lightGroupLength, isFirstGroup, null);
-							drawUnit = getDrawUnit(program, camera, surface, geometry, null, lightGroup, lightLengthInGroup, isFirstGroup, null, true, false, objectRenderPriority);
+							addDrawUnits(program, camera, surface, geometry, null, lightGroup, lightGroupLength, isFirstGroup, null, true, false, objectRenderPriority);
 						}
 					}
 					// Transparent pass
@@ -1108,19 +1101,19 @@ package alternativa.engine3d.materials {
 						// use opacityMap if it is presented
 						if (alphaThreshold <= alpha && !opaquePass) {
 							// Alpha threshold
-							program = getProgram(object, optionsPrograms, camera, materialKey, opacityMap, 2, lightGroup, lightLengthInGroup, isFirstGroup, null);
+							program = getProgram(object, optionsPrograms, camera, materialKey, opacityMap, 2, lightGroup, lightGroupLength, isFirstGroup, null);
-							drawUnit = getDrawUnit(program, camera, surface, geometry, opacityMap, lightGroup, lightLengthInGroup, isFirstGroup, null, false, true, objectRenderPriority);
+							addDrawUnits(program, camera, surface, geometry, opacityMap, lightGroup, lightGroupLength, isFirstGroup, null, false, true, objectRenderPriority);
 						} else {
 							// There is no Alpha threshold or check z-buffer by previous pass
-							program = getProgram(object, optionsPrograms, camera, materialKey, opacityMap, 0, lightGroup, lightLengthInGroup, isFirstGroup, null);
+							program = getProgram(object, optionsPrograms, camera, materialKey, opacityMap, 0, lightGroup, lightGroupLength, isFirstGroup, null);
-							drawUnit = getDrawUnit(program, camera, surface, geometry, opacityMap, lightGroup, lightLengthInGroup, isFirstGroup, null, false, true, objectRenderPriority);
+							addDrawUnits(program, camera, surface, geometry, opacityMap, lightGroup, lightGroupLength, isFirstGroup, null, false, true, objectRenderPriority);
 						}
 					}
 					isFirstGroup = false;
 					lightGroup.length = 0;
 				}
 
-				if (shadowGroupLength>0){
+				if (shadowGroupLength > 0){
 					// Group of ligths with shadow
 					// For each light we will create new drawUnit
 					for (j = 0; j < shadowGroupLength; j++) {
@@ -1142,15 +1135,12 @@ package alternativa.engine3d.materials {
 								// Alpha test
 								// use opacityMap if it is presented
 								program = getProgram(object, optionsPrograms, camera, materialKey, opacityMap, 1, null, 0, isFirstGroup, light);
-								drawUnit = getDrawUnit(program, camera, surface, geometry, opacityMap, null, 0, isFirstGroup, light, true, false, objectRenderPriority);
+								addDrawUnits(program, camera, surface, geometry, opacityMap, null, 0, isFirstGroup, light, true, false, objectRenderPriority);
 							} else {
 								// do not use opacityMap at all
 								program = getProgram(object, optionsPrograms, camera, materialKey, null, 0, null, 0, isFirstGroup, light);
-								drawUnit = getDrawUnit(program, camera, surface, geometry, null, null, 0, isFirstGroup, light, true, false, objectRenderPriority);
+								addDrawUnits(program, camera, surface, geometry, null, null, 0, isFirstGroup, light, true, false, objectRenderPriority);
 							}
-//							trace(program.vertexShader.describeLinkageInfo());
-//							trace(program.fragmentShader.describeLinkageInfo());
-
 						}
 						// Transparent pass
 						if (transparentPass && alphaThreshold > 0 && alpha > 0) {
@@ -1158,11 +1148,11 @@ package alternativa.engine3d.materials {
 							if (alphaThreshold <= alpha && !opaquePass) {
 								// Alpha threshold
 								program = getProgram(object, optionsPrograms, camera, materialKey, opacityMap, 2, null, 0, isFirstGroup, light);
-								drawUnit = getDrawUnit(program, camera, surface, geometry, opacityMap, null, 0, isFirstGroup, light, false, true, objectRenderPriority);
+								addDrawUnits(program, camera, surface, geometry, opacityMap, null, 0, isFirstGroup, light, false, true, objectRenderPriority);
 							} else {
 								// There is no Alpha threshold or check z-buffer by previous pass
 								program = getProgram(object, optionsPrograms, camera, materialKey, opacityMap, 0, null, 0, isFirstGroup, light);
-								drawUnit = getDrawUnit(program, camera, surface, geometry, opacityMap, null, 0, isFirstGroup, light, false, true, objectRenderPriority);
+								addDrawUnits(program, camera, surface, geometry, opacityMap, null, 0, isFirstGroup, light, false, true, objectRenderPriority);
 							}
 						}
 						isFirstGroup = false;
@@ -1197,3 +1187,55 @@ package alternativa.engine3d.materials {
 
 	}
 }
+
+import alternativa.engine3d.materials.ShaderProgram;
+import alternativa.engine3d.materials.compiler.Linker;
+
+import flash.display3D.Context3D;
+
+class StandardMaterialProgram extends ShaderProgram {
+
+	public var aPosition:int = -1;
+	public var aUV:int = -1;
+	public var aUV1:int = -1;
+	public var aNormal:int = -1;
+	public var aTangent:int = -1;
+	public var cProjMatrix:int = -1;
+	public var cCameraPosition:int = -1;
+	public var cAmbientColor:int = -1;
+	public var cSurface:int = -1;
+	public var cThresholdAlpha:int = -1;
+	public var sDiffuse:int = -1;
+	public var sOpacity:int = -1;
+	public var sBump:int = -1;
+	public var sGlossiness:int = -1;
+	public var sSpecular:int = -1;
+	public var sLightMap:int = -1;
+
+	public function StandardMaterialProgram(vertex:Linker, fragment:Linker) {
+		super(vertex, fragment);
+	}
+
+	override public function upload(context3D:Context3D):void {
+		super.upload(context3D);
+
+		aPosition = vertexShader.findVariable("aPosition");
+		aUV = vertexShader.findVariable("aUV");
+		aUV1 = vertexShader.findVariable("aUV1");
+		aNormal = vertexShader.findVariable("aNormal");
+		aTangent = vertexShader.findVariable("aTangent");
+		cProjMatrix = vertexShader.findVariable("cProjMatrix");
+		cCameraPosition = vertexShader.findVariable("cCameraPosition");
+
+		cAmbientColor = fragmentShader.findVariable("cAmbientColor");
+		cSurface = fragmentShader.findVariable("cSurface");
+		cThresholdAlpha = fragmentShader.findVariable("cThresholdAlpha");
+		sDiffuse = fragmentShader.findVariable("sDiffuse");
+		sOpacity = fragmentShader.findVariable("sOpacity");
+		sBump = fragmentShader.findVariable("sBump");
+		sGlossiness = fragmentShader.findVariable("sGlossiness");
+		sSpecular = fragmentShader.findVariable("sSpecular");
+		sLightMap = fragmentShader.findVariable("sLightMap");
+	}
+
+}

src/alternativa/engine3d/materials/TextureMaterial.as

@@ -42,13 +42,6 @@ package alternativa.engine3d.materials {
 	 */
 	public class TextureMaterial extends Material {
 
-		/**
-		 * @private
-		 */
-		alternativa3d override function get canDrawInShadowMap():Boolean {
-			return opaquePass && alphaThreshold == 0;
-		}
-
 		private static var caches:Dictionary = new Dictionary(true);
 		private var cachedContext3D:Context3D;
 		private var programsCache:Dictionary;
@@ -176,9 +169,9 @@ package alternativa.engine3d.materials {
 		 * @param alphaTest 0 - disabled, 1 - opaque, 2 - contours
 		 * @return
 		 */
-		private function getProgram(object:Object3D, programs:Vector.<ShaderProgram>, camera:Camera3D, opacityMap:TextureResource, alphaTest:int):ShaderProgram {
+		private function getProgram(object:Object3D, programs:Vector.<TextureMaterialProgram>, camera:Camera3D, opacityMap:TextureResource, alphaTest:int):TextureMaterialProgram {
 			var key:int = (opacityMap != null ? 3 : 0) + alphaTest;
-			var program:ShaderProgram = programs[key];
+			var program:TextureMaterialProgram = programs[key];
 			if (program == null) {
 				// Make program
 				// Vertex shader
@@ -208,7 +201,7 @@ package alternativa.engine3d.materials {
 				}
 				fragmentLinker.varyings = vertexLinker.varyings;
 				
-				program = new ShaderProgram(vertexLinker, fragmentLinker);
+				program = new TextureMaterialProgram(vertexLinker, fragmentLinker);
 
 				program.upload(camera.context3D);
 				programs[key] = program;
@@ -216,7 +209,7 @@ package alternativa.engine3d.materials {
 			return program;
 		}
 		
-		private function getDrawUnit(program:ShaderProgram, camera:Camera3D, surface:Surface, geometry:Geometry, opacityMap:TextureResource):DrawUnit {
+		private function getDrawUnit(program:TextureMaterialProgram, camera:Camera3D, surface:Surface, geometry:Geometry, opacityMap:TextureResource):DrawUnit {
 			var positionBuffer:VertexBuffer3D = geometry.getVertexBuffer(VertexAttributes.POSITION);
 			var uvBuffer:VertexBuffer3D = geometry.getVertexBuffer(VertexAttributes.TEXCOORDS[0]);
 
@@ -226,16 +219,16 @@ package alternativa.engine3d.materials {
 			var drawUnit:DrawUnit = camera.renderer.createDrawUnit(object, program.program, geometry._indexBuffer, surface.indexBegin, surface.numTriangles, program);
 
 			// Streams
-			drawUnit.setVertexBufferAt(program.vertexShader.getVariableIndex("aPosition"), positionBuffer, geometry._attributesOffsets[VertexAttributes.POSITION], VertexAttributes.FORMATS[VertexAttributes.POSITION]);
+			drawUnit.setVertexBufferAt(program.aPosition, positionBuffer, geometry._attributesOffsets[VertexAttributes.POSITION], VertexAttributes.FORMATS[VertexAttributes.POSITION]);
-			drawUnit.setVertexBufferAt(program.vertexShader.getVariableIndex("aUV"), uvBuffer, geometry._attributesOffsets[VertexAttributes.TEXCOORDS[0]], VertexAttributes.FORMATS[VertexAttributes.TEXCOORDS[0]]);
+			drawUnit.setVertexBufferAt(program.aUV, uvBuffer, geometry._attributesOffsets[VertexAttributes.TEXCOORDS[0]], VertexAttributes.FORMATS[VertexAttributes.TEXCOORDS[0]]);
 			//Constants
 			object.setTransformConstants(drawUnit, surface, program.vertexShader, camera);
-			drawUnit.setProjectionConstants(camera, program.vertexShader.getVariableIndex("cProjMatrix"), object.localToCameraTransform);
+			drawUnit.setProjectionConstants(camera, program.cProjMatrix, object.localToCameraTransform);
-			drawUnit.setFragmentConstantsFromNumbers(program.fragmentShader.getVariableIndex("cThresholdAlpha"), alphaThreshold, 0, 0, alpha);
+			drawUnit.setFragmentConstantsFromNumbers(program.cThresholdAlpha, alphaThreshold, 0, 0, alpha);
 			// Textures
-			drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sDiffuse"), diffuseMap._texture);
+			drawUnit.setTextureAt(program.sDiffuse, diffuseMap._texture);
 			if (opacityMap != null) {
-				drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sOpacity"), opacityMap._texture);
+				drawUnit.setTextureAt(program.sOpacity, opacityMap._texture);
 			}
 			return drawUnit;
 		}
@@ -262,13 +255,13 @@ package alternativa.engine3d.materials {
 					caches[cachedContext3D] = programsCache;
 				}
 			}
-			var optionsPrograms:Vector.<ShaderProgram> = programsCache[object.transformProcedure];
+			var optionsPrograms:Vector.<TextureMaterialProgram> = programsCache[object.transformProcedure];
 			if(optionsPrograms == null) {
-				optionsPrograms = new Vector.<ShaderProgram>(6, true);
+				optionsPrograms = new Vector.<TextureMaterialProgram>(6, true);
 				programsCache[object.transformProcedure] = optionsPrograms;
 			}
 
-			var program:ShaderProgram;
+			var program:TextureMaterialProgram;
 			var drawUnit:DrawUnit;
 			// Opaque pass
 			if (opaquePass && alphaThreshold <= alpha) {
@@ -329,3 +322,34 @@ package alternativa.engine3d.materials {
 
 	}
 }
+
+import alternativa.engine3d.materials.ShaderProgram;
+import alternativa.engine3d.materials.compiler.Linker;
+
+import flash.display3D.Context3D;
+
+class TextureMaterialProgram extends ShaderProgram {
+
+	public var aPosition:int = -1;
+	public var aUV:int = -1;
+	public var cProjMatrix:int = -1;
+	public var cThresholdAlpha:int = -1;
+	public var sDiffuse:int = -1;
+	public var sOpacity:int = -1;
+
+	public function TextureMaterialProgram(vertex:Linker, fragment:Linker) {
+		super(vertex, fragment);
+	}
+
+	override public function upload(context3D:Context3D):void {
+		super.upload(context3D);
+
+		aPosition = vertexShader.findVariable("aPosition");
+		aUV = vertexShader.findVariable("aUV");
+		cProjMatrix = vertexShader.findVariable("cProjMatrix");
+		cThresholdAlpha = fragmentShader.findVariable("cThresholdAlpha");
+		sDiffuse = fragmentShader.findVariable("sDiffuse");
+		sOpacity = fragmentShader.findVariable("sOpacity");
+	}
+
+}

src/alternativa/engine3d/materials/VertexLightTextureMaterial.as

@@ -126,9 +126,9 @@ package alternativa.engine3d.materials {
 		 * @param directionalLight
 		 * @param lightsLength
 		 */
-		private function getProgram(object:Object3D, programs:Dictionary, camera:Camera3D, materialKey:String, opacityMap:TextureResource, alphaTest:int, lights:Vector.<Light3D>, lightsLength:int):ShaderProgram {
+		private function getProgram(object:Object3D, programs:Dictionary, camera:Camera3D, materialKey:String, opacityMap:TextureResource, alphaTest:int, lights:Vector.<Light3D>, lightsLength:int):VertexLightTextureMaterialProgram {
 			var key:String = materialKey + (opacityMap != null ? "O" : "o") + alphaTest.toString();
-			var program:ShaderProgram = programs[key];
+			var program:VertexLightTextureMaterialProgram = programs[key];
 			if (program == null) {
 				var vertexLinker:Linker = new Linker(Context3DProgramType.VERTEX);
 				vertexLinker.declareVariable("tTotalLight");
@@ -200,7 +200,7 @@ package alternativa.engine3d.materials {
 				fragmentLinker.addProcedure(_mulLightingProcedure, "tColor");
 
 				fragmentLinker.varyings = vertexLinker.varyings;
-				program = new ShaderProgram(vertexLinker, fragmentLinker);
+				program = new VertexLightTextureMaterialProgram(vertexLinker, fragmentLinker);
 
 				program.upload(camera.context3D);
 				programs[key] = program;
@@ -208,7 +208,7 @@ package alternativa.engine3d.materials {
 			return program;
 		}
 
-		private function getDrawUnit(program:ShaderProgram, camera:Camera3D, surface:Surface, geometry:Geometry, opacityMap:TextureResource, lights:Vector.<Light3D>, lightsLength:int):DrawUnit {
+		private function getDrawUnit(program:VertexLightTextureMaterialProgram, camera:Camera3D, surface:Surface, geometry:Geometry, opacityMap:TextureResource, lights:Vector.<Light3D>, lightsLength:int):DrawUnit {
 			// Buffers
 			var object:Object3D = surface.object;
 
@@ -220,17 +220,17 @@ package alternativa.engine3d.materials {
 			var drawUnit:DrawUnit = camera.renderer.createDrawUnit(object, program.program, geometry._indexBuffer, surface.indexBegin, surface.numTriangles, program);
 
 			// Streams
-			drawUnit.setVertexBufferAt(program.vertexShader.getVariableIndex("aPosition"), positionBuffer, geometry._attributesOffsets[VertexAttributes.POSITION], VertexAttributes.FORMATS[VertexAttributes.POSITION]);
+			drawUnit.setVertexBufferAt(program.aPosition, positionBuffer, geometry._attributesOffsets[VertexAttributes.POSITION], VertexAttributes.FORMATS[VertexAttributes.POSITION]);
-			drawUnit.setVertexBufferAt(program.vertexShader.getVariableIndex("aUV"), uvBuffer, geometry._attributesOffsets[VertexAttributes.TEXCOORDS[0]], VertexAttributes.FORMATS[VertexAttributes.TEXCOORDS[0]]);
+			drawUnit.setVertexBufferAt(program.aUV, uvBuffer, geometry._attributesOffsets[VertexAttributes.TEXCOORDS[0]], VertexAttributes.FORMATS[VertexAttributes.TEXCOORDS[0]]);
 
 			// Constants
 			object.setTransformConstants(drawUnit, surface, program.vertexShader, camera);
-			drawUnit.setProjectionConstants(camera, program.vertexShader.getVariableIndex("cProjMatrix"), object.localToCameraTransform);
+			drawUnit.setProjectionConstants(camera, program.cProjMatrix, object.localToCameraTransform);
-			drawUnit.setVertexConstantsFromVector(program.vertexShader.getVariableIndex("cAmbientColor"), camera.ambient, 1);
+			drawUnit.setVertexConstantsFromVector(program.cAmbientColor, camera.ambient, 1);
-			drawUnit.setFragmentConstantsFromNumbers(program.fragmentShader.getVariableIndex("cThresholdAlpha"), alphaThreshold, 0, 0, alpha);
+			drawUnit.setFragmentConstantsFromNumbers(program.cThresholdAlpha, alphaThreshold, 0, 0, alpha);
 
 			if (lightsLength > 0) {
-				drawUnit.setVertexBufferAt(program.vertexShader.getVariableIndex("aNormal"), normalsBuffer, geometry._attributesOffsets[VertexAttributes.NORMAL], VertexAttributes.FORMATS[VertexAttributes.NORMAL]);
+				drawUnit.setVertexBufferAt(program.aNormal, normalsBuffer, geometry._attributesOffsets[VertexAttributes.NORMAL], VertexAttributes.FORMATS[VertexAttributes.NORMAL]);
 
 				var i:int;
 				var light:Light3D;
@@ -269,9 +269,9 @@ package alternativa.engine3d.materials {
 			}
 
 			// Textures
-			drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sDiffuse"), diffuseMap._texture);
+			drawUnit.setTextureAt(program.sDiffuse, diffuseMap._texture);
 			if (opacityMap != null) {
-				drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sOpacity"), opacityMap._texture);
+				drawUnit.setTextureAt(program.sOpacity, opacityMap._texture);
 			}
 			return drawUnit;
 		}
@@ -294,6 +294,7 @@ package alternativa.engine3d.materials {
 			// Program
 			var light:Light3D;
 			var materialKey:String = "";
+			// TODO: Form key by each light types count, not id
 			for (var i:int = 0; i < lightsLength; i++) {
 				light = lights[i];
 				materialKey += light.lightID;
@@ -315,7 +316,7 @@ package alternativa.engine3d.materials {
 				programsCache[object.transformProcedure] = optionsPrograms;
 			}
 
-			var program:ShaderProgram;
+			var program:VertexLightTextureMaterialProgram;
 			var drawUnit:DrawUnit;
 			// Opaque passOpaque pass
 			if (opaquePass && alphaThreshold <= alpha) {
@@ -353,3 +354,38 @@ package alternativa.engine3d.materials {
 
 	}
 }
+
+import alternativa.engine3d.materials.ShaderProgram;
+import alternativa.engine3d.materials.compiler.Linker;
+
+import flash.display3D.Context3D;
+
+class VertexLightTextureMaterialProgram extends ShaderProgram {
+
+	public var aPosition:int = -1;
+	public var aUV:int = -1;
+	public var aNormal:int = -1;
+	public var cProjMatrix:int = -1;
+	public var cAmbientColor:int = -1;
+	public var cThresholdAlpha:int = -1;
+	public var sDiffuse:int = -1;
+	public var sOpacity:int = -1;
+
+	public function VertexLightTextureMaterialProgram(vertex:Linker, fragment:Linker) {
+		super(vertex, fragment);
+	}
+
+	override public function upload(context3D:Context3D):void {
+		super.upload(context3D);
+
+		aPosition = vertexShader.findVariable("aPosition");
+		aUV = vertexShader.findVariable("aUV");
+		aNormal = vertexShader.findVariable("aNormal");
+		cProjMatrix = vertexShader.findVariable("cProjMatrix");
+		cAmbientColor = vertexShader.findVariable("cAmbientColor");
+		cThresholdAlpha = fragmentShader.findVariable("cThresholdAlpha");
+		sDiffuse = fragmentShader.findVariable("sDiffuse");
+		sOpacity = fragmentShader.findVariable("sOpacity");
+	}
+
+}