/*     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
 * 
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF ANY PROPRIETARY RIGHTS.
 *
 *  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 "BufferViewGL.h"
#include "BaseInterfacesGL.h"
#include "BufferViewBase.h"
#include "RenderDevice.h"
#include "GLObjectWrapper.h"
#include "RenderDeviceGLImpl.h"

namespace Diligent
{

class FixedBlockMemoryAllocator;
class IRenderDevice;
class IDeviceContext;
class BufferGLImpl;
struct BufferViewDesc;

/// Implementation of the Diligent::IBufferViewGL interface
class BufferViewGLImpl final : public BufferViewBase<IBufferViewGL, RenderDeviceGLImpl>
{
public:
    using TBuffViewBase = BufferViewBase<IBufferViewGL, RenderDeviceGLImpl>;

    BufferViewGLImpl( IReferenceCounters *pRefCounters,
                      RenderDeviceGLImpl *pDevice, 
                      IDeviceContext *pContext,
                      const BufferViewDesc& ViewDesc, 
                      BufferGLImpl *pBuffer,
                      bool bIsDefaultView);
    
    /// Queries the specific interface, see IObject::QueryInterface() for details
    virtual void QueryInterface(const INTERFACE_ID& IID, IObject** ppInterface )override final;
    
    const GLObjectWrappers::GLTextureObj& GetTexBufferHandle(){ return m_GLTexBuffer; }

private:
    GLObjectWrappers::GLTextureObj m_GLTexBuffer;
};

}
