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Free Context3D buffers and textures after render. Closes #3

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This commit is contained in:
Yaski
2012-06-13 22:48:20 +06:00
parent 4fab144b53
commit 1a77ef365c
1 changed files with 36 additions and 11 deletions
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47
src/alternativa/engine3d/core/Renderer.as
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@@ -37,6 +37,9 @@ package alternativa.engine3d.core {
public static const NEXT_LAYER:int = 50;
// Key - context, value - properties.
protected static var properties:Dictionary = new Dictionary(true);
// Collector
protected var collector:DrawUnit;
@@ -44,9 +47,6 @@ package alternativa.engine3d.core {
alternativa3d var drawUnits:Vector.<DrawUnit> = new Vector.<DrawUnit>();
// Key - context, value - properties.
protected static var properties:Dictionary = new Dictionary(true);
protected var _context3D:Context3D;
protected var _contextProperties:RendererContext3DProperties;
@@ -90,10 +90,7 @@ package alternativa.engine3d.core {
}
}
}
_contextProperties.culling = null;
_contextProperties.blendSource = null;
_contextProperties.blendDestination = null;
_contextProperties.program = null;
freeContext3DProperties(context3D);
// Clear
drawUnits.length = 0;
}
@@ -134,8 +131,6 @@ package alternativa.engine3d.core {
context.setCulling(drawUnit.culling);
_contextProperties.culling = drawUnit.culling;
}
var _usedBuffers:uint = _contextProperties.usedBuffers;
var _usedTextures:uint = _contextProperties.usedTextures;
var bufferIndex:int;
var bufferBit:int;
@@ -147,7 +142,6 @@ package alternativa.engine3d.core {
bufferIndex = drawUnit.vertexBuffersIndexes[i];
bufferBit = 1 << bufferIndex;
currentBuffers |= bufferBit;
_usedBuffers &= ~bufferBit;
context.setVertexBufferAt(bufferIndex, drawUnit.vertexBuffers[i], drawUnit.vertexBuffersOffsets[i], drawUnit.vertexBuffersFormats[i]);
}
if (drawUnit.vertexConstantsRegistersCount > 0) {
@@ -160,13 +154,14 @@ package alternativa.engine3d.core {
textureSampler = drawUnit.texturesSamplers[i];
textureBit = 1 << textureSampler;
currentTextures |= textureBit;
_usedTextures &= ~textureBit;
context.setTextureAt(textureSampler, drawUnit.textures[i]);
}
if (_contextProperties.program != drawUnit.program) {
context.setProgram(drawUnit.program);
_contextProperties.program = drawUnit.program;
}
var _usedBuffers:uint = _contextProperties.usedBuffers & ~currentBuffers;
var _usedTextures:uint = _contextProperties.usedTextures & ~currentTextures;
for (bufferIndex = 0; _usedBuffers > 0; bufferIndex++) {
bufferBit = _usedBuffers & 1;
_usedBuffers >>= 1;
@@ -195,6 +190,36 @@ package alternativa.engine3d.core {
}
}
/**
* @private
*/
alternativa3d function freeContext3DProperties(context3D:Context3D):void {
_contextProperties.culling = null;
_contextProperties.blendSource = null;
_contextProperties.blendDestination = null;
_contextProperties.program = null;
var usedBuffers:uint = _contextProperties.usedBuffers;
var usedTextures:uint = _contextProperties.usedTextures;
var bufferIndex:int;
var bufferBit:int;
var textureSampler:int;
var textureBit:int;
for (bufferIndex = 0; usedBuffers > 0; bufferIndex++) {
bufferBit = usedBuffers & 1;
usedBuffers >>= 1;
if (bufferBit) context3D.setVertexBufferAt(bufferIndex, null);
}
for (textureSampler = 0; usedTextures > 0; textureSampler++) {
textureBit = usedTextures & 1;
usedTextures >>= 1;
if (textureBit) context3D.setTextureAt(textureSampler, null);
}
_contextProperties.usedBuffers = 0;
_contextProperties.usedTextures = 0;
}
alternativa3d function sortByAverageZ(list:DrawUnit, direction:Boolean = true):DrawUnit {
var left:DrawUnit = list;
var right:DrawUnit = list.next;