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feature: 检查硬件对DirectFlip的支持

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This commit is contained in:
Xu Liu 2021-10-01 17:47:54 +08:00
commit e727dabbfa
3 changed files with 60 additions and 0 deletions
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52
Runtime/Renderer.cpp
View file

@ -315,6 +315,58 @@ bool Renderer::_InitD3D() {
if (FAILED(hr)) {
SPDLOG_LOGGER_ERROR(logger, MakeComErrorMsg("MakeWindowAssociation 失败", hr));
}
// 检查可变帧率支持
BOOL supportTearing = FALSE;
ComPtr<IDXGIFactory5> dxgiFactory5;
hr = dxgiFactory.As<IDXGIFactory5>(&dxgiFactory5);
if (FAILED(hr)) {
SPDLOG_LOGGER_WARN(logger, MakeComErrorMsg("获取 IDXGIFactory5 失败", hr));
} else {
hr = dxgiFactory5->CheckFeatureSupport(DXGI_FEATURE_PRESENT_ALLOW_TEARING, &supportTearing, sizeof(supportTearing));
if (FAILED(hr)) {
SPDLOG_LOGGER_WARN(logger, MakeComErrorMsg("CheckFeatureSupport 失败", hr));
}
}
_supportTearing = (bool)supportTearing;
SPDLOG_LOGGER_INFO(logger, fmt::format("可变刷新率支持：{}", supportTearing ? "是" : "否"));
// 检查 Multiplane Overlay 支持
BOOL supportMPO = FALSE;
ComPtr<IDXGIOutput> output;
hr = _dxgiSwapChain->GetContainingOutput(&output);
if (FAILED(hr)) {
SPDLOG_LOGGER_WARN(logger, MakeComErrorMsg("获取 IDXGIOutput 失败", hr));
} else {
ComPtr<IDXGIOutput2> output2;
hr = output.As<IDXGIOutput2>(&output2);
if (FAILED(hr)) {
SPDLOG_LOGGER_WARN(logger, MakeComErrorMsg("获取 IDXGIOutput2 失败", hr));
} else {
supportMPO = output2->SupportsOverlays();
}
}
SPDLOG_LOGGER_INFO(logger, fmt::format("Multiplane Overlay 支持：{}", supportMPO ? "是" : "否"));
// 检查 Hardware Composition 支持
BOOL supportHardwareComposition = FALSE;
ComPtr<IDXGIOutput6> output6;
hr = output.As<IDXGIOutput6>(&output6);
if (FAILED(hr)) {
SPDLOG_LOGGER_WARN(logger, MakeComErrorMsg("获取 IDXGIOutput6 失败", hr));
} else {
UINT flags;
hr = output6->CheckHardwareCompositionSupport(&flags);
if (FAILED(hr)) {
SPDLOG_LOGGER_WARN(logger, MakeComErrorMsg("CheckHardwareCompositionSupport 失败", hr));
} else {
supportHardwareComposition = flags & DXGI_HARDWARE_COMPOSITION_SUPPORT_FLAG_WINDOWED;
}
}
SPDLOG_LOGGER_INFO(logger, fmt::format("Hardware Composition 支持：{}", supportHardwareComposition ? "是" : "否"));
}
hr = _dxgiSwapChain->GetBuffer(0, IID_PPV_ARGS(&_backBuffer));

7
Runtime/Renderer.h
View file

@ -35,6 +35,10 @@ public:
return _dxgiDevice;
}
bool IsSupportTearing() const {
return _supportTearing;
}
bool GetRenderTargetView(ID3D11Texture2D* texture, ID3D11RenderTargetView** result);
bool GetShaderResourceView(ID3D11Texture2D* texture, ID3D11ShaderResourceView** result);
@ -59,6 +63,9 @@ private:
HANDLE _frameLatencyWaitableObject = NULL;
bool _waitingForNextFrame = false;
bool _supportTearing = false;
bool _supportMPO = false;
ComPtr<ID3D11SamplerState> _linearSampler;
ComPtr<ID3D11SamplerState> _pointSampler;
ComPtr<ID3D11BlendState> _alphaBlendState;

1
Runtime/framework.h
View file

@ -12,6 +12,7 @@
#include <d3d11_1.h>
#include <d3dcompiler.h>
#include <dxgi1_5.h>
#include <dxgi1_6.h>
#include <wrl.h>
#include <dwmapi.h>