FGFS-4.1/OpenSceneGraph
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Implementated new dirty buffer mechansim for BufferObjects to make it more efficient

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This commit is contained in:
Robert Osfield
2007-04-30 12:18:27 +00:00
parent efb52dfab9
commit d625a5e114
11 changed files with 104 additions and 37 deletions
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src/osg/TextureRectangle.cpp
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@@ -285,7 +285,7 @@ void TextureRectangle::applyTexImage_load(GLenum target, Image* image, State& st
const PixelBufferObject* pbo = image->getPixelBufferObject();
if (pbo && pbo->isPBOSupported(contextID))
{
pbo->compileBuffer(state);
pbo->compileBuffer(contextID, state);
pbo->bindBuffer(contextID);
dataMinusOffset = image->data();
dataPlusOffset = reinterpret_cast<unsigned char*>(pbo->offset());
@@ -352,7 +352,7 @@ void TextureRectangle::applyTexImage_subload(GLenum target, Image* image, State&
const PixelBufferObject* pbo = image->getPixelBufferObject();
if (pbo && pbo->isPBOSupported(contextID))
{
pbo->compileBuffer(state);
pbo->compileBuffer(contextID, state);
pbo->bindBuffer(contextID);
dataMinusOffset = image->data();
dataPlusOffset = reinterpret_cast<unsigned char*>(pbo->offset()); // -dataMinusOffset+dataPlusOffset