| // Copyright 2023 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef SRC_DAWN_NATIVE_D3D_PLATFORMFUNCTIONS_H_ |
| #define SRC_DAWN_NATIVE_D3D_PLATFORMFUNCTIONS_H_ |
| |
| #include <d3dcompiler.h> |
| |
| #include <string> |
| |
| #include "dawn/common/DynamicLib.h" |
| #include "dawn/native/Error.h" |
| #include "dawn/native/d3d/d3d_platform.h" |
| |
| namespace dawn::native::d3d { |
| |
| // Loads the functions required from the platform dynamically so that we don't need to rely on |
| // them being present in the system. For example linking against d3d12.lib would prevent |
| // dawn_native from loading on Windows 7 system where d3d12.dll doesn't exist. |
| class PlatformFunctions { |
| public: |
| PlatformFunctions(); |
| virtual ~PlatformFunctions(); |
| |
| MaybeError LoadFunctions(); |
| bool IsPIXEventRuntimeLoaded() const; |
| bool IsDXCBinaryAvailable() const; |
| uint64_t GetWindowsBuildNumber() const; |
| |
| // Functions from dxgi.dll |
| using PFN_DXGI_GET_DEBUG_INTERFACE1 = HRESULT(WINAPI*)(UINT Flags, |
| REFIID riid, |
| _COM_Outptr_ void** pDebug); |
| PFN_DXGI_GET_DEBUG_INTERFACE1 dxgiGetDebugInterface1 = nullptr; |
| |
| using PFN_CREATE_DXGI_FACTORY2 = HRESULT(WINAPI*)(UINT Flags, |
| REFIID riid, |
| _COM_Outptr_ void** ppFactory); |
| PFN_CREATE_DXGI_FACTORY2 createDxgiFactory2 = nullptr; |
| |
| // Functions from dxcompiler.dll |
| using PFN_DXC_CREATE_INSTANCE = HRESULT(WINAPI*)(REFCLSID rclsid, |
| REFIID riid, |
| _COM_Outptr_ void** ppCompiler); |
| PFN_DXC_CREATE_INSTANCE dxcCreateInstance = nullptr; |
| |
| // Functions from d3d3compiler.dll |
| pD3DCompile d3dCompile = nullptr; |
| pD3DDisassemble d3dDisassemble = nullptr; |
| |
| private: |
| MaybeError LoadDXGI(); |
| void LoadDXCLibraries(); |
| void LoadDXIL(const std::string& baseWindowsSDKPath); |
| void LoadDXCompiler(const std::string& baseWindowsSDKPath); |
| MaybeError LoadFXCompiler(); |
| void LoadPIXRuntime(); |
| void InitWindowsVersion(); |
| |
| DynamicLib mDXGILib; |
| DynamicLib mDXILLib; |
| DynamicLib mDXCompilerLib; |
| DynamicLib mFXCompilerLib; |
| |
| uint64_t mCurrentBuildNumber; |
| }; |
| |
| } // namespace dawn::native::d3d |
| |
| #endif // SRC_DAWN_NATIVE_D3D_PLATFORMFUNCTIONS_H_ |