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#ifndef PX_PHYSICS_SC_PHYSICS
#define PX_PHYSICS_SC_PHYSICS

#include "PxPhysics.h"
#include "PxScene.h"
#include "PsUserAllocated.h"
#include "CmPhysXCommon.h"
#include "PsBasicTemplates.h"
#include "PxActor.h"

namespace physx
{

class PxMaterial;
class PxTolerancesScale;
struct PxvOffsetTable;

#if PX_SUPPORT_GPU_PHYSX
class PxPhysXGpu;
#endif

namespace Sc
{
	class Scene;
	class StaticCore;
	class RigidCore;
	class BodyCore;
	class ArticulationCore;
	class ArticulationJointCore;
	class ConstraintCore;
	class ShapeCore;

	struct OffsetTable
	{
		PX_FORCE_INLINE OffsetTable() {}

		PX_FORCE_INLINE PxActor*					convertScRigidStatic2PxActor(StaticCore* sc)			const	{ return Ps::pointerOffset<PxActor*>(sc, scRigidStatic2PxActor);				}
		PX_FORCE_INLINE PxActor*					convertScRigidDynamic2PxActor(BodyCore* sc)				const	{ return Ps::pointerOffset<PxActor*>(sc, scRigidDynamic2PxActor);				}
		PX_FORCE_INLINE PxActor*					convertScArticulationLink2PxActor(BodyCore* sc)			const	{ return Ps::pointerOffset<PxActor*>(sc, scArticulationLink2PxActor);			}

		PX_FORCE_INLINE PxShape*					convertScShape2Px(ShapeCore* sc)						const	{ return Ps::pointerOffset<PxShape*>(sc, scShape2Px);							}
		PX_FORCE_INLINE const PxShape*				convertScShape2Px(const ShapeCore* sc)					const	{ return Ps::pointerOffset<const PxShape*>(sc, scShape2Px);						}

		PX_FORCE_INLINE PxConstraint*				convertScConstraint2Px(ConstraintCore* sc)				const	{ return Ps::pointerOffset<PxConstraint*>(sc, scConstraint2Px);					}
		PX_FORCE_INLINE const PxConstraint*			convertScConstraint2Px(const ConstraintCore* sc)		const	{ return Ps::pointerOffset<const PxConstraint*>(sc, scConstraint2Px);			}

		PX_FORCE_INLINE PxArticulationBase*			convertScArticulation2Px(ArticulationCore* sc, bool isRC) const	
		{
			ptrdiff_t sc2Px = isRC ? scArticulationRC2Px : scArticulationMC2Px;
			return Ps::pointerOffset<PxArticulationBase*>(sc, sc2Px);
		}
		PX_FORCE_INLINE const PxArticulationBase*	convertScArticulation2Px(const ArticulationCore* sc, bool isRC)	const
		{
			ptrdiff_t sc2Px = isRC ? scArticulationRC2Px : scArticulationMC2Px;
			return Ps::pointerOffset<const PxArticulationBase*>(sc, sc2Px);
		}

		PX_FORCE_INLINE PxArticulationJointBase*	convertScArticulationJoint2Px(ArticulationJointCore* sc, bool isRC) const	
		{
			ptrdiff_t sc2Px = isRC ? scArticulationJointRC2Px : scArticulationJointMC2Px;
			return Ps::pointerOffset<PxArticulationJointBase*>(sc, sc2Px);
		}
		PX_FORCE_INLINE const PxArticulationJointBase* convertScArticulationJoint2Px(const ArticulationJointCore* sc, bool isRC)	const
		{
			ptrdiff_t sc2Px = isRC ? scArticulationJointRC2Px : scArticulationJointMC2Px;
			return Ps::pointerOffset<const PxArticulationJointBase*>(sc, sc2Px);
		}


		ptrdiff_t	scRigidStatic2PxActor;
		ptrdiff_t 	scRigidDynamic2PxActor;
		ptrdiff_t 	scArticulationLink2PxActor;
		ptrdiff_t 	scShape2Px;
		ptrdiff_t 	scArticulationMC2Px;
		ptrdiff_t 	scArticulationRC2Px;
		ptrdiff_t 	scArticulationJointMC2Px;
		ptrdiff_t 	scArticulationJointRC2Px;
		ptrdiff_t 	scSoftBody2Px;
		ptrdiff_t 	scConstraint2Px;

		ptrdiff_t	scCore2PxActor[PxActorType::eACTOR_COUNT];
	};
	extern OffsetTable gOffsetTable;

	class Physics : public Ps::UserAllocated
	{
	public:
		PX_FORCE_INLINE static Physics&				getInstance()						{ return *mInstance; }

													Physics(const PxTolerancesScale&, const PxvOffsetTable& pxvOffsetTable);
													~Physics(); // use release() instead
	public:
						void						release();

		PX_FORCE_INLINE	const PxTolerancesScale&	getTolerancesScale()		const	{ return mScale;	}

	private:
						PxTolerancesScale			mScale;
		static			Physics*					mInstance;

	public:
		static			const PxReal				sWakeCounterOnCreation;
	};

} // namespace Sc

}

#endif
