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SwapChain: Reduce buffer count from 3 to 2

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This commit is contained in:
Connor McLaughlin 2022-08-10 17:02:13 +10:00
parent a5f18ae325
commit 4688277987
3 changed files with 6 additions and 3 deletions
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2
src/common/vulkan/swap_chain.cpp
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@ -595,7 +595,7 @@ bool SwapChain::CreateSwapChain()
return false;
// Select number of images in swap chain, we prefer one buffer in the background to work on
u32 image_count = std::max(surface_capabilities.minImageCount + 1u, 2u);
u32 image_count = std::max(surface_capabilities.minImageCount, 2u);
// maxImageCount can be zero, in which case there isn't an upper limit on the number of buffers.
if (surface_capabilities.maxImageCount > 0)

5
src/frontend-common/d3d11_host_display.cpp
View file

@ -326,6 +326,9 @@ bool D3D11HostDisplay::CreateRenderDevice(const WindowInfo& wi, std::string_view
Log_WarningPrint("Failed to get parent adapter/device/factory");
return false;
}
ComPtr<IDXGIDevice1> dxgi_device1;
if (SUCCEEDED(dxgi_device.As(&dxgi_device1)))
dxgi_device1->SetMaximumFrameLatency(1);
DXGI_ADAPTER_DESC adapter_desc;
if (SUCCEEDED(dxgi_adapter->GetDesc(&adapter_desc)))
@ -412,7 +415,7 @@ bool D3D11HostDisplay::CreateSwapChain(const DXGI_MODE_DESC* fullscreen_mode)
swap_chain_desc.BufferDesc.Height = height;
swap_chain_desc.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
swap_chain_desc.SampleDesc.Count = 1;
swap_chain_desc.BufferCount = 3;
swap_chain_desc.BufferCount = 2;
swap_chain_desc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
swap_chain_desc.OutputWindow = window_hwnd;
swap_chain_desc.Windowed = TRUE;

2
src/frontend-common/d3d12_host_display.cpp
View file

@ -313,7 +313,7 @@ bool D3D12HostDisplay::CreateSwapChain(const DXGI_MODE_DESC* fullscreen_mode)
swap_chain_desc.BufferDesc.Height = height;
swap_chain_desc.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
swap_chain_desc.SampleDesc.Count = 1;
swap_chain_desc.BufferCount = 3;
swap_chain_desc.BufferCount = 2;
swap_chain_desc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
swap_chain_desc.OutputWindow = window_hwnd;
swap_chain_desc.Windowed = TRUE;