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Bug 1006198 - Apply Y flip if necessary to tiled Textures in ImageHost. r=nical

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This commit is contained in:
Matt Woodrow 2014-05-13 14:20:26 +12:00
parent 4d6aa6b856
commit 751b2224df
1 changed files with 4 additions and 0 deletions
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4
gfx/layers/composite/ImageHost.cpp
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@ -124,6 +124,10 @@ ImageHost::Composite(EffectChain& aEffectChain,
} else {
effect->mTextureCoords = Rect(0, 0, 1, 1);
}
if (mFrontBuffer->GetFlags() & TextureFlags::NEEDS_Y_FLIP) {
effect->mTextureCoords.y = effect->mTextureCoords.YMost();
effect->mTextureCoords.height = -effect->mTextureCoords.height;
}
GetCompositor()->DrawQuad(rect, aClipRect, aEffectChain,
aOpacity, aTransform);
GetCompositor()->DrawDiagnostics(DiagnosticFlags::IMAGE | DiagnosticFlags::BIGIMAGE,