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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.
*/
#pragma once
/// \file
namespace Diligent
{
template <typename BufferViewImplType>
bool VerifyBufferViewModeD3D(BufferViewImplType* pViewD3D, const D3DShaderResourceAttribs& Attribs, const char* ShaderName)
{
if (pViewD3D == nullptr)
return true;
const auto& ViewDesc = pViewD3D->GetDesc();
const auto& BuffDesc = pViewD3D->GetBuffer()->GetDesc();
auto LogBufferBindingError = [&](const char* Msg) //
{
LOG_ERROR_MESSAGE("Buffer view '", ViewDesc.Name, "' of buffer '", BuffDesc.Name,
"' bound to shader variable '", Attribs.Name, "' in shader '", ShaderName, "' is invalid: ", Msg);
};
switch (Attribs.GetInputType())
{
case D3D_SIT_TEXTURE:
case D3D_SIT_UAV_RWTYPED:
if (BuffDesc.Mode != BUFFER_MODE_FORMATTED || ViewDesc.Format.ValueType == VT_UNDEFINED)
{
LogBufferBindingError("formatted buffer view is expected.");
return false;
}
break;
case D3D_SIT_STRUCTURED:
case D3D_SIT_UAV_RWSTRUCTURED:
if (BuffDesc.Mode != BUFFER_MODE_STRUCTURED)
{
LogBufferBindingError("structured buffer view is expected.");
return false;
}
break;
case D3D_SIT_BYTEADDRESS:
case D3D_SIT_UAV_RWBYTEADDRESS:
if (BuffDesc.Mode != BUFFER_MODE_RAW)
{
LogBufferBindingError("raw buffer view is expected.");
return false;
}
break;
}
return true;
}
} // namespace Diligent
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