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LightMapMaterial:cache getVariableIndex()

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This commit is contained in:
Yaski
2012-05-16 13:59:27 +06:00
parent a38a0ef4f3
commit fb439857b8
1 changed files with 50 additions and 15 deletions
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65
src/alternativa/engine3d/materials/LightMapMaterial.as
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@@ -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.vertexShader.getVariableIndex("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.aPosition, positionBuffer, geometry._attributesOffsets[VertexAttributes.POSITION], VertexAttributes.FORMATS[VertexAttributes.POSITION]);
drawUnit.setVertexBufferAt(program.aUV, uvBuffer, geometry._attributesOffsets[VertexAttributes.TEXCOORDS[0]], VertexAttributes.FORMATS[VertexAttributes.TEXCOORDS[0]]);
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.setFragmentConstantsFromNumbers(program.fragmentShader.getVariableIndex("cThresholdAlpha"), alphaThreshold, 0, 0, alpha);
drawUnit.setProjectionConstants(camera, program.cProjMatrix, object.localToCameraTransform);
drawUnit.setFragmentConstantsFromNumbers(program.cThresholdAlpha, alphaThreshold, 0, 0, alpha);
// Textures
drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sDiffuse"), diffuseMap._texture);
drawUnit.setTextureAt(program.fragmentShader.getVariableIndex("sLightMap"), lightMap._texture);
drawUnit.setTextureAt(program.sDiffuse, diffuseMap._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");
}
}