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VertexLightTextureMaterial:cache getVariableIndex()

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This commit is contained in:
Yaski
2012-05-16 14:23:02 +06:00
parent fb439857b8
commit ac1e207114
1 changed files with 49 additions and 13 deletions
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62
src/alternativa/engine3d/materials/VertexLightTextureMaterial.as
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@@ -126,9 +126,9 @@ package alternativa.engine3d.materials {
* @param directionalLight * @param directionalLight
* @param lightsLength * @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 key:String = materialKey + (opacityMap != null ? "O" : "o") + alphaTest.toString();
var program:ShaderProgram = programs[key]; var program:VertexLightTextureMaterialProgram = programs[key];
if (program == null) { if (program == null) {
var vertexLinker:Linker = new Linker(Context3DProgramType.VERTEX); var vertexLinker:Linker = new Linker(Context3DProgramType.VERTEX);
vertexLinker.declareVariable("tTotalLight"); vertexLinker.declareVariable("tTotalLight");
@@ -200,7 +200,7 @@ package alternativa.engine3d.materials {
fragmentLinker.addProcedure(_mulLightingProcedure, "tColor"); fragmentLinker.addProcedure(_mulLightingProcedure, "tColor");
fragmentLinker.varyings = vertexLinker.varyings; fragmentLinker.varyings = vertexLinker.varyings;
program = new ShaderProgram(vertexLinker, fragmentLinker); program = new VertexLightTextureMaterialProgram(vertexLinker, fragmentLinker);
program.upload(camera.context3D); program.upload(camera.context3D);
programs[key] = program; programs[key] = program;
@@ -208,7 +208,7 @@ package alternativa.engine3d.materials {
return program; 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 // Buffers
var object:Object3D = surface.object; 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); var drawUnit:DrawUnit = camera.renderer.createDrawUnit(object, program.program, geometry._indexBuffer, surface.indexBegin, surface.numTriangles, program);
// Streams // 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 // Constants
object.setTransformConstants(drawUnit, surface, program.vertexShader, camera); 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) { 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 i:int;
var light:Light3D; var light:Light3D;
@@ -269,9 +269,9 @@ package alternativa.engine3d.materials {
} }
// Textures // Textures
drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sDiffuse"), diffuseMap._texture); drawUnit.setTextureAt(program.sDiffuse, diffuseMap._texture);
if (opacityMap != null) { if (opacityMap != null) {
drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sOpacity"), opacityMap._texture); drawUnit.setTextureAt(program.sOpacity, opacityMap._texture);
} }
return drawUnit; return drawUnit;
} }
@@ -294,6 +294,7 @@ package alternativa.engine3d.materials {
// Program // Program
var light:Light3D; var light:Light3D;
var materialKey:String = ""; var materialKey:String = "";
// TODO: Form key by each light types count, not id
for (var i:int = 0; i < lightsLength; i++) { for (var i:int = 0; i < lightsLength; i++) {
light = lights[i]; light = lights[i];
materialKey += light.lightID; materialKey += light.lightID;
@@ -315,7 +316,7 @@ package alternativa.engine3d.materials {
programsCache[object.transformProcedure] = optionsPrograms; programsCache[object.transformProcedure] = optionsPrograms;
} }
var program:ShaderProgram; var program:VertexLightTextureMaterialProgram;
var drawUnit:DrawUnit; var drawUnit:DrawUnit;
// Opaque passOpaque pass // Opaque passOpaque pass
if (opaquePass && alphaThreshold <= alpha) { 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");
}
}