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// Copyright 2018 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "dawn/native/d3d12/PlatformFunctionsD3D12.h"
#include <string>
namespace dawn::native::d3d12 {
PlatformFunctions::PlatformFunctions() = default;
PlatformFunctions::~PlatformFunctions() = default;
MaybeError PlatformFunctions::LoadFunctions() {
DAWN_TRY(Base::LoadFunctions());
DAWN_TRY(LoadD3D12());
LoadPIXRuntime();
return {};
}
MaybeError PlatformFunctions::LoadD3D12() {
#if DAWN_PLATFORM_IS(WINUWP)
d3d12CreateDevice = &D3D12CreateDevice;
d3d12GetDebugInterface = &D3D12GetDebugInterface;
d3d12SerializeRootSignature = &D3D12SerializeRootSignature;
d3d12CreateRootSignatureDeserializer = &D3D12CreateRootSignatureDeserializer;
d3d12SerializeVersionedRootSignature = &D3D12SerializeVersionedRootSignature;
d3d12CreateVersionedRootSignatureDeserializer = &D3D12CreateVersionedRootSignatureDeserializer;
#else
std::string error;
if (!mD3D12Lib.Open("d3d12.dll", &error) ||
!mD3D12Lib.GetProc(&d3d12CreateDevice, "D3D12CreateDevice", &error) ||
!mD3D12Lib.GetProc(&d3d12GetDebugInterface, "D3D12GetDebugInterface", &error) ||
!mD3D12Lib.GetProc(&d3d12SerializeRootSignature, "D3D12SerializeRootSignature", &error) ||
!mD3D12Lib.GetProc(&d3d12CreateRootSignatureDeserializer,
"D3D12CreateRootSignatureDeserializer", &error) ||
!mD3D12Lib.GetProc(&d3d12SerializeVersionedRootSignature,
"D3D12SerializeVersionedRootSignature", &error) ||
!mD3D12Lib.GetProc(&d3d12CreateVersionedRootSignatureDeserializer,
"D3D12CreateVersionedRootSignatureDeserializer", &error)) {
return DAWN_INTERNAL_ERROR(error.c_str());
}
#endif
return {};
}
bool PlatformFunctions::IsPIXEventRuntimeLoaded() const {
return mPIXEventRuntimeLib.Valid();
}
void PlatformFunctions::LoadPIXRuntime() {
// TODO(dawn:766):
// In UWP PIX should be statically linked WinPixEventRuntime_UAP.lib
// So maybe we should put WinPixEventRuntime as a third party package
// Currently PIX is not going to be loaded in UWP since the following
// mPIXEventRuntimeLib.Open will fail.
if (!mPIXEventRuntimeLib.Open("WinPixEventRuntime.dll") ||
!mPIXEventRuntimeLib.GetProc(&pixBeginEventOnCommandList, "PIXBeginEventOnCommandList") ||
!mPIXEventRuntimeLib.GetProc(&pixEndEventOnCommandList, "PIXEndEventOnCommandList") ||
!mPIXEventRuntimeLib.GetProc(&pixSetMarkerOnCommandList, "PIXSetMarkerOnCommandList")) {
mPIXEventRuntimeLib.Close();
}
}
} // namespace dawn::native::d3d12