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/*
* Copyright 2019-2021 Diligent Graphics LLC
* Copyright 2015-2019 Egor Yusov
*
* 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.
*
* In no event and under no legal theory, whether in tort (including negligence),
* contract, or otherwise, unless required by applicable law (such as deliberate
* and grossly negligent acts) or agreed to in writing, shall any Contributor be
* liable for any damages, including any direct, indirect, special, incidental,
* or consequential damages of any character arising as a result of this License or
* out of the use or inability to use the software (including but not limited to damages
* for loss of goodwill, work stoppage, computer failure or malfunction, or any and
* all other commercial damages or losses), even if such Contributor has been advised
* of the possibility of such damages.
*/
#include <Unknwn.h>
#include <guiddef.h>
#include <atlbase.h>
#include <atlcom.h>
#include "dxc/dxcapi.h"
#include "DXCompiler.hpp"
namespace Diligent
{
namespace
{
class DXCompilerBase : public IDXCompiler
{
public:
~DXCompilerBase() override
{
if (Module)
FreeLibrary(Module);
}
protected:
DxcCreateInstanceProc Load(DXCompilerTarget Target, const String& LibName)
{
if (LibName.size())
Module = LoadLibraryA(LibName.c_str());
if (Module == nullptr)
{
switch (Target)
{
case DXCompilerTarget::Direct3D12: Module = LoadLibraryA("dxcompiler.dll"); break;
case DXCompilerTarget::Vulkan: Module = LoadLibraryA("spv_dxcompiler.dll"); break;
}
}
return Module ? reinterpret_cast<DxcCreateInstanceProc>(GetProcAddress(Module, "DxcCreateInstance")) : nullptr;
}
private:
HMODULE Module = nullptr;
};
} // namespace
} // namespace Diligent
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