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Bug 670025: Use more fine-grained checks to pick depth in GLContext::ResizeOffscreenFBO. r=vlad

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This commit is contained in:
Daniel Holbert 2011-07-12 00:11:20 -07:00
parent 19a9a14397
commit 7024f8afe3
1 changed files with 5 additions and 4 deletions
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9
gfx/thebes/GLContext.cpp
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@ -1009,21 +1009,22 @@ GLContext::ResizeOffscreenFBO(const gfxIntSize& aSize)
if (mIsGLES2) {
if (IsExtensionSupported(OES_depth32)) {
depthType = LOCAL_GL_DEPTH_COMPONENT32;
cf.depth = 32;
} else if (IsExtensionSupported(OES_depth24)) {
depthType = LOCAL_GL_DEPTH_COMPONENT24;
cf.depth = 24;
} else {
depthType = LOCAL_GL_DEPTH_COMPONENT16;
cf.depth = 16;
}
} else {
depthType = LOCAL_GL_DEPTH_COMPONENT24;
cf.depth = 24;
}
fBindRenderbuffer(LOCAL_GL_RENDERBUFFER, mOffscreenDepthRB);
fRenderbufferStorage(LOCAL_GL_RENDERBUFFER,
mIsGLES2 ? LOCAL_GL_DEPTH_COMPONENT16
: LOCAL_GL_DEPTH_COMPONENT24,
fRenderbufferStorage(LOCAL_GL_RENDERBUFFER, depthType,
aSize.width, aSize.height);
cf.depth = mIsGLES2 ? 16 : 24;
}
if (stencil) {