FGFS-4.1/OpenSceneGraph
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Improved the computation of the TextureProfile _size value, fixed the computation up of the miplevels

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Robert Osfield
2009-09-26 16:28:42 +00:00
parent 4d75729650
commit 9a1cd7072f
5 changed files with 217 additions and 22 deletions
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10
src/osg/Texture2D.cpp
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@@ -348,10 +348,14 @@ void Texture2D::copyTexImage2D(State& state, int x, int y, int width, int height
_textureWidth = width;
_textureHeight = height;
_numMipmapLevels = 1;
textureObject->setAllocated(_numMipmapLevels,_internalFormat,_textureWidth,_textureHeight,1,0);
_numMipmapLevels = 1;
if (needHardwareMipMap)
{
for(int s=1; s<width || s<height; s <<= 1, ++_numMipmapLevels) {}
}
textureObject->setAllocated(_numMipmapLevels,_internalFormat,_textureWidth,_textureHeight,1,0);
// inform state that this texture is the current one bound.
state.haveAppliedTextureAttribute(state.getActiveTextureUnit(), this);