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#ifndef PX_PHYSICS_SCP_SIM_STATS
#define PX_PHYSICS_SCP_SIM_STATS

#include "PsAtomic.h"
#include "PsUserAllocated.h"
#include "CmPhysXCommon.h"
#include "PxGeometry.h"
#include "PxSimulationStatistics.h"

namespace physx
{

struct PxvSimStats;

namespace Sc
{

	/*
	Description: contains statistics for the scene.
	*/
	class SimStats : public Ps::UserAllocated
	{
	public:
		SimStats();

		void clear();		//set counters to zero
		void simStart();
		void readOut(PxSimulationStatistics& dest, const PxvSimStats& simStats) const;

		PX_INLINE void incBroadphaseAdds(PxSimulationStatistics::VolumeType v)
		{
			numBroadPhaseAddsPending[v]++;
		}

		PX_INLINE void incBroadphaseRemoves(PxSimulationStatistics::VolumeType v)
		{
			numBroadPhaseRemovesPending[v]++;
		}

	private:
		// Broadphase adds/removes for the current simulation step
		PxU32 numBroadPhaseAdds[PxSimulationStatistics::eVOLUME_COUNT];
		PxU32 numBroadPhaseRemoves[PxSimulationStatistics::eVOLUME_COUNT];

		// Broadphase adds/removes for the next simulation step
		PxU32 numBroadPhaseAddsPending[PxSimulationStatistics::eVOLUME_COUNT];
		PxU32 numBroadPhaseRemovesPending[PxSimulationStatistics::eVOLUME_COUNT];

	public:
		typedef PxI32 TriggerPairCountsNonVolatile[PxGeometryType::eCONVEXMESH+1][PxGeometryType::eGEOMETRY_COUNT];
		typedef volatile TriggerPairCountsNonVolatile TriggerPairCounts;
		TriggerPairCounts numTriggerPairs;
	};

} // namespace Sc

}

#endif