ShaderGLImpl.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 "EngineGLImplTraits.hpp"
#include "ShaderBase.hpp"
#include "GLObjectWrapper.hpp"
#include "ShaderResourcesGL.hpp"
 
namespace Diligent
{
 
class ShaderGLImpl final : public ShaderBase<EngineGLImplTraits>
{
public:
    using TShaderBase = ShaderBase<EngineGLImplTraits>;
 
    ShaderGLImpl(IReferenceCounters*     pRefCounters,
                 RenderDeviceGLImpl*     pDeviceGL,
                 const ShaderCreateInfo& ShaderCI,
                 bool                    bIsDeviceInternal = false);
    ~ShaderGLImpl();
 
    virtual void DILIGENT_CALL_TYPE QueryInterface(const INTERFACE_ID& IID, IObject** ppInterface) override final;
 
    virtual Uint32 DILIGENT_CALL_TYPE GetResourceCount() const override final;
 
    virtual void DILIGENT_CALL_TYPE GetResourceDesc(Uint32 Index, ShaderResourceDesc& ResourceDesc) const override final;
 
    static GLObjectWrappers::GLProgramObj LinkProgram(ShaderGLImpl* const* ppShaders, Uint32 NumShaders, bool IsSeparableProgram);
 
    const std::shared_ptr<const ShaderResourcesGL>& GetShaderResources() const { return m_pShaderResources; }
 
private:
    GLObjectWrappers::GLShaderObj            m_GLShaderObj;
    std::shared_ptr<const ShaderResourcesGL> m_pShaderResources;
};
 
} // namespace Diligent