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[dxvk] Fixed D3D11CreateDeviceAndSwapChain bug

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Some applications may want to create a swap chain
without specifying a device or context pointer.
This commit is contained in:
Philip Rebohle 2018-03-03 23:15:15 +01:00
parent c5bbf2d989
commit 52f6ba1756
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GPG Key ID: C8CC613427A31C99
1 changed files with 38 additions and 35 deletions
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17
src/d3d11/d3d11_main.cpp
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@ -148,21 +148,22 @@ extern "C" {
ID3D11Device **ppDevice,
D3D_FEATURE_LEVEL *pFeatureLevel,
ID3D11DeviceContext **ppImmediateContext) {
Com<ID3D11Device> d3d11Device;
Com<ID3D11DeviceContext> d3d11Context;
// Try to create a device first.
HRESULT status = D3D11CreateDevice(pAdapter, DriverType,
Software, Flags, pFeatureLevels, FeatureLevels,
SDKVersion, ppDevice, pFeatureLevel, ppImmediateContext);
SDKVersion, &d3d11Device, pFeatureLevel, &d3d11Context);
if (FAILED(status))
return status;
// Again, the documentation does not exactly tell us what we
// need to do in case one of the arguments is a null pointer.
if (ppDevice != nullptr && ppSwapChain != nullptr) {
if (pSwapChainDesc == nullptr)
return E_INVALIDARG;
Com<ID3D11Device> d3d11Device = *ppDevice;
Com<IDXGIDevice> dxgiDevice = nullptr;
Com<IDXGIAdapter> dxgiAdapter = nullptr;
Com<IDXGIFactory> dxgiFactory = nullptr;
@ -188,11 +189,13 @@ extern "C" {
return E_FAIL;
}
if (ppDevice != nullptr)
*ppDevice = d3d11Device.ref();
if (ppImmediateContext != nullptr)
*ppImmediateContext = d3d11Context.ref();
return S_OK;
} else {
Logger::warn("D3D11CreateDeviceAndSwapChain: Not creating a swap chain");
return S_OK;
}
}
}