/*
Copyright (c) 2012 Advanced Micro Devices, Inc.  

This software is provided 'as-is', without any express or implied warranty.
In no event will the authors be held liable for any damages arising from the use of this software.
Permission is granted to anyone to use this software for any purpose, 
including commercial applications, and to alter it and redistribute it freely, 
subject to the following restrictions:

1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/


#ifndef CUSTOM_COLLISION_DISPATCHER_H
#define CUSTOM_COLLISION_DISPATCHER_H


#include "BulletCollision/CollisionDispatch/btCollisionDispatcher.h"
#include "BulletCollision/BroadphaseCollision/btOverlappingPairCache.h"


#define MAX_CONVEX_BODIES_CL 64*1024
#define MAX_PAIRS_PER_BODY_CL 32
#define MAX_CONVEX_SHAPES_CL 8192
#define MAX_BROADPHASE_COLLISION_CL (MAX_CONVEX_BODIES_CL*MAX_PAIRS_PER_BODY_CL)



struct	CustomDispatchData;

#ifdef CL_PLATFORM_AMD
#ifdef __APPLE__
	#ifdef USE_MINICL
		#include <MiniCL/cl.h>
	#else
		#include <OpenCL/cl.h>
	#endif
#else //__APPLE__
	#ifdef USE_MINICL
		#include <MiniCL/cl.h>
	#else
		#include <CL/cl.h>
	#endif
#endif //__APPLE__
#endif

class CustomCollisionDispatcher : public btCollisionDispatcher
{
public:
	CustomCollisionDispatcher (btCollisionConfiguration* collisionConfiguration
#ifdef CL_PLATFORM_AMD
		, cl_context context = NULL,cl_device_id device = NULL,cl_command_queue queue = NULL
#endif //CL_PLATFORM_AMD
		);

	virtual ~CustomCollisionDispatcher(void);

protected:

	CustomDispatchData*	m_internalData;

	btBroadphasePair* GetPair(btBroadphasePairArray& pairArray, int idxBodyA, int idxBodyB);

public:
	virtual void dispatchAllCollisionPairs(btOverlappingPairCache* pairCache,const btDispatcherInfo& dispatchInfo,btDispatcher* dispatcher);
};

#endif //CUSTOM_COLLISION_DISPATCHER_H