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Call times of setProgram(), setBlendMode, setCulling() reduced

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This commit is contained in:
Yaski
2012-05-17 17:48:10 +06:00
parent b7be3e44b4
commit daac30c68e
2 changed files with 20 additions and 3 deletions
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16
src/alternativa/engine3d/core/Renderer.as
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@@ -121,8 +121,15 @@ package alternativa.engine3d.core {
}
protected function renderDrawUnit(drawUnit:DrawUnit, context:Context3D, camera:Camera3D):void {
context.setBlendFactors(drawUnit.blendSource, drawUnit.blendDestination);
context.setCulling(drawUnit.culling);
if (_contextProperties.blendSource != drawUnit.blendSource || _contextProperties.blendDestination != drawUnit.blendDestination) {
context.setBlendFactors(drawUnit.blendSource, drawUnit.blendDestination);
_contextProperties.blendSource = drawUnit.blendSource;
_contextProperties.blendDestination = drawUnit.blendDestination;
}
if (_contextProperties.culling != drawUnit.culling) {
context.setCulling(drawUnit.culling);
_contextProperties.culling = drawUnit.culling;
}
var _usedBuffers:uint = _contextProperties.usedBuffers;
var _usedTextures:uint = _contextProperties.usedTextures;
@@ -152,7 +159,10 @@ package alternativa.engine3d.core {
_usedTextures &= ~textureBit;
context.setTextureAt(textureSampler, drawUnit.textures[i]);
}
context.setProgram(drawUnit.program);
if (_contextProperties.program != drawUnit.program) {
context.setProgram(drawUnit.program);
_contextProperties.program = drawUnit.program;
}
for (bufferIndex = 0; _usedBuffers > 0; bufferIndex++) {
bufferBit = _usedBuffers & 1;
_usedBuffers >>= 1;

7
src/alternativa/engine3d/core/RendererContext3DProperties.as
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@@ -8,6 +8,8 @@
package alternativa.engine3d.core {
import flash.display3D.Program3D;
/**
* @private
* Stores settings of context.
@@ -17,5 +19,10 @@ package alternativa.engine3d.core {
public var usedBuffers:uint = 0;
public var usedTextures:uint = 0;
public var program:Program3D;
public var culling:String;
public var blendSource:String;
public var blendDestination:String;
}
}