ResourceBindingMap.hpp

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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
 
#include <unordered_map>
 
#include "Constants.h"
#include "HashUtils.hpp"
#include "Shader.h"
 
namespace Diligent
{
 
struct ResourceBinding
{
    struct BindInfo
    {
        Uint32 BindPoint = ~0u;
        Uint32 Space     = ~0u;
        Uint32 ArraySize = 0;
 
#ifdef DILIGENT_DEBUG
        SHADER_RESOURCE_TYPE ResType = SHADER_RESOURCE_TYPE_UNKNOWN;
#endif
 
        BindInfo() noexcept
        {}
 
        BindInfo(Uint32 _BindPoint, Uint32 _Space, Uint32 _ArraySize, SHADER_RESOURCE_TYPE _ResType) noexcept :
            // clang-format off
            BindPoint{_BindPoint},
            Space    {_Space    },
            ArraySize{_ArraySize}
#ifdef DILIGENT_DEBUG
            , ResType{_ResType  }
#endif
        // clang-format on
        {}
    };
 
    using TMap = std::unordered_map<HashMapStringKey, BindInfo, HashMapStringKey::Hasher>;
};
 
} // namespace Diligent