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Merge pull request #5771 from Armada651/d3d-stereo-fix 

D3DBase: Implement Windows 7 swapchain fallback.
This commit is contained in:
Jules Blok 2017-07-10 01:47:17 +02:00 committed by GitHub
parent dcb4386008 0f13c61daa
commit 07ab81e1bd
1 changed files with 17 additions and 9 deletions
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24
Source/Core/VideoBackends/D3D/D3DBase.cpp
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@ -304,9 +304,10 @@ HRESULT Create(HWND wnd)
swap_chain_desc.Width = xres;
swap_chain_desc.Height = yres;
// By always creating a stereo swapchain we can toggle Quad-Buffered stereoscopy
// By creating a stereo swapchain early we can toggle Quad-Buffered stereoscopy
// while the game is running.
swap_chain_desc.Stereo = TRUE;
swap_chain_desc.Stereo =
g_ActiveConfig.iStereoMode == STEREO_QUADBUFFER || factory->IsWindowedStereoEnabled();
#if defined(_DEBUG) || defined(DEBUGFAST)
// Creating debug devices can sometimes fail if the user doesn't have the correct
@ -317,10 +318,6 @@ HRESULT Create(HWND wnd)
supported_feature_levels, NUM_SUPPORTED_FEATURE_LEVELS,
D3D11_SDK_VERSION, &device, &featlevel, &context);
if (SUCCEEDED(hr))
hr = factory->CreateSwapChainForHwnd(device, hWnd, &swap_chain_desc, nullptr, nullptr,
&swapchain);
// Debugbreak on D3D error
if (SUCCEEDED(hr) && SUCCEEDED(device->QueryInterface(__uuidof(ID3D11Debug), (void**)&debug)))
{
@ -348,10 +345,20 @@ HRESULT Create(HWND wnd)
D3D11_CREATE_DEVICE_SINGLETHREADED, supported_feature_levels,
NUM_SUPPORTED_FEATURE_LEVELS, D3D11_SDK_VERSION, &device, &featlevel,
&context);
}
if (SUCCEEDED(hr))
{
hr = factory->CreateSwapChainForHwnd(device, hWnd, &swap_chain_desc, nullptr, nullptr,
&swapchain);
if (FAILED(hr))
{
// Flip-model swapchains aren't supported on Windows 7, so here we fall back to a legacy
// BitBlt-model swapchain
swap_chain_desc.SwapEffect = DXGI_SWAP_EFFECT_SEQUENTIAL;
hr = factory->CreateSwapChainForHwnd(device, hWnd, &swap_chain_desc, nullptr, nullptr,
&swapchain);
}
}
if (FAILED(hr))
@ -579,8 +586,9 @@ void EndFrame()
void Present()
{
UINT present_flags =
g_ActiveConfig.iStereoMode != STEREO_QUADBUFFER ? DXGI_PRESENT_STEREO_TEMPORARY_MONO : 0;
UINT present_flags = 0;
if (swapchain->IsTemporaryMonoSupported() && g_ActiveConfig.iStereoMode != STEREO_QUADBUFFER)
present_flags = DXGI_PRESENT_STEREO_TEMPORARY_MONO;
// TODO: Is 1 the correct value for vsyncing?
swapchain->Present((UINT)g_ActiveConfig.IsVSync(), present_flags);