PxParticleGpu.h

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/*
 * Copyright (c) 2008-2015, NVIDIA CORPORATION.  All rights reserved.
 *
 * NVIDIA CORPORATION and its licensors retain all intellectual property
 * and proprietary rights in and to this software, related documentation
 * and any modifications thereto.  Any use, reproduction, disclosure or
 * distribution of this software and related documentation without an express
 * license agreement from NVIDIA CORPORATION is strictly prohibited.
 */
// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.  


#ifndef PX_PARTICLE_GPU_H
#define PX_PARTICLE_GPU_H

#include "common/PxPhysXCommonConfig.h"

#if PX_SUPPORT_GPU_PHYSX

#ifndef PX_DOXYGEN
namespace physx
{
#endif

class PxCudaContextManager;

struct PxTriangleMeshCacheStatistics
{
    PxU32   bytesTotal;         
    PxU32   bytesUsed;          
    PxU32   bytesUsedMax;       
    PxReal  percentageHitrate;  

    PxTriangleMeshCacheStatistics() : bytesTotal(0), bytesUsed(0), bytesUsedMax(0), percentageHitrate(0.0f) {}
};

class PxParticleGpu
{
public:

    PX_PHYSX_CORE_API static bool createTriangleMeshMirror(const class PxTriangleMesh& triangleMesh, PxCudaContextManager& contextManager);
    
    PX_PHYSX_CORE_API static void releaseTriangleMeshMirror(const class PxTriangleMesh& triangleMesh, PxCudaContextManager* contextManager = NULL);
    
    PX_PHYSX_CORE_API static bool createHeightFieldMirror(const class PxHeightField& heightField, PxCudaContextManager& contextManager);
    
    PX_PHYSX_CORE_API static void releaseHeightFieldMirror(const class PxHeightField& heightField, PxCudaContextManager* contextManager = NULL);
    
    PX_PHYSX_CORE_API static bool createConvexMeshMirror(const class PxConvexMesh& convexMesh, PxCudaContextManager& contextManager);
    
    PX_PHYSX_CORE_API static void releaseConvexMeshMirror(const class PxConvexMesh& convexMesh, PxCudaContextManager* contextManager = NULL);

    PX_PHYSX_CORE_API static void setExplicitCudaFlushCountHint(const class PxScene& scene, PxU32 cudaFlushCount);

    PX_PHYSX_CORE_API static bool setTriangleMeshCacheSizeHint(const class PxScene& scene, PxU32 size);

    PX_PHYSX_CORE_API static PxTriangleMeshCacheStatistics getTriangleMeshCacheStatistics(const class PxScene& scene);

};

#ifndef PX_DOXYGEN
} // namespace physx
#endif

#endif // PX_SUPPORT_GPU_PHYSX

#endif //PX_PARTICLE_GPU_H