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Bug 1229533: Ensure our RenderingTargetView for the backbuffer and the backbuffer itself have no lingering references, and log if they do. r=milan

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This commit is contained in:
Bas Schouten 2015-12-04 04:20:29 +01:00
parent 0df63629ad
commit 94b02af319
1 changed files with 24 additions and 3 deletions
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27
gfx/layers/d3d11/CompositorD3D11.cpp
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@ -1231,7 +1231,12 @@ CompositorD3D11::VerifyBufferSize()
return true;
}
ID3D11RenderTargetView* view = nullptr;
mContext->OMSetRenderTargets(1, &view, nullptr);
if (mDefaultRT) {
RefPtr<ID3D11RenderTargetView> rtView = mDefaultRT->mRTView;
// Make sure the texture, which belongs to the swapchain, is destroyed
// before resizing the swapchain.
if (mCurrentRT == mDefaultRT) {
@ -1239,11 +1244,27 @@ CompositorD3D11::VerifyBufferSize()
}
MOZ_ASSERT(mDefaultRT->hasOneRef());
mDefaultRT = nullptr;
RefPtr<ID3D11Resource> resource;
rtView->GetResource(getter_AddRefs(resource));
ULONG newRefCnt = rtView.forget().take()->Release();
if (newRefCnt > 0) {
gfxCriticalError() << "mRTView not destroyed on final release!";
}
newRefCnt = resource.forget().take()->Release();
if (newRefCnt > 0) {
gfxCriticalError() << "Unexpecting lingering references to backbuffer!";
}
hr = mSwapChain->ResizeBuffers(1, mSize.width, mSize.height,
DXGI_FORMAT_B8G8R8A8_UNORM,
0);
}
hr = mSwapChain->ResizeBuffers(1, mSize.width, mSize.height,
DXGI_FORMAT_B8G8R8A8_UNORM,
0);
mVerifyBuffersFailed = FAILED(hr);
if (mVerifyBuffersFailed) {
gfxCriticalNote << "D3D11 swap resize buffers failed " << hexa(hr) << " on " << mSize;