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//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of NVIDIA CORPORATION nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Copyright (c) 2008-2018 NVIDIA Corporation. All rights reserved.
#ifndef OGL_RENDERER_INSTANCEBUFFER_H
#define OGL_RENDERER_INSTANCEBUFFER_H
#include <RendererConfig.h>
#if defined(RENDERER_ENABLE_OPENGL)
#include <RendererInstanceBuffer.h>
#include "OGLRenderer.h"
namespace SampleRenderer
{
class OGLRendererInstanceBuffer : public RendererInstanceBuffer
{
public:
OGLRendererInstanceBuffer(const RendererInstanceBufferDesc &desc);
virtual ~OGLRendererInstanceBuffer(void);
physx::PxMat44 getModelMatrix(PxU32 index) const;
private:
PxVec3 getInstanceColumn(const void *instance, const OGLRendererInstanceBuffer::SemanticDesc &sd) const;
public:
virtual void *lock(void);
virtual void unlock(void);
virtual void bind(PxU32 streamID, PxU32 firstInstance) const;
virtual void unbind(PxU32 streamID) const;
private:
PxU32 m_bufferSize;
void *m_buffer;
};
} // namespace SampleRenderer
#endif // #if defined(RENDERER_ENABLE_OPENGL)
#endif
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