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Bug 1117925: Make sure to invalidate the entire window when the size changes. r=jrmuizel

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This commit is contained in:
Bas Schouten 2015-01-21 18:00:31 +01:00
parent 6345dac672
commit 866f97145d
1 changed files with 8 additions and 1 deletions
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7
gfx/layers/d3d11/CompositorD3D11.cpp
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@ -1050,6 +1050,7 @@ CompositorD3D11::BeginFrame(const nsIntRegion& aInvalidRegion,
return;
}
nsIntSize oldSize = mSize;
UpdateRenderTarget();
// Failed to create a render target or the view.
@ -1069,7 +1070,13 @@ CompositorD3D11::BeginFrame(const nsIntRegion& aInvalidRegion,
nsIntRect intRect = nsIntRect(nsIntPoint(0, 0), mSize);
// Sometimes the invalid region is larger than we want to draw.
nsIntRegion invalidRegionSafe;
if (mSize != oldSize) {
invalidRegionSafe = intRect;
} else {
invalidRegionSafe.And(aInvalidRegion, intRect);
}
nsIntRect invalidRect = invalidRegionSafe.GetBounds();
mInvalidRect = IntRect(invalidRect.x, invalidRect.y, invalidRect.width, invalidRect.height);
mInvalidRegion = invalidRegionSafe;