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#ifndef PX_PHYSICS_COMMON_PX_TYPEINFO
#define PX_PHYSICS_COMMON_PX_TYPEINFO

/** \addtogroup common
@{
*/

#include "common/PxPhysXCommonConfig.h"

#if !PX_DOXYGEN
namespace physx
{
#endif

/**
\brief an enumeration of concrete classes inheriting from PxBase

Enumeration space is reserved for future PhysX core types, PhysXExtensions, 
PhysXVehicle and Custom application types.

@see PxBase, PxTypeInfo
*/

struct PxConcreteType
{
	enum Enum
	{
		eUNDEFINED,

		eHEIGHTFIELD,
		eCONVEX_MESH,
		eTRIANGLE_MESH_BVH33,
		eTRIANGLE_MESH_BVH34,

		eRIGID_DYNAMIC,
		eRIGID_STATIC,
		eSHAPE,
		eMATERIAL,
		eCONSTRAINT,
		eAGGREGATE,
		eARTICULATION,
		eARTICULATION_REDUCED_COORDINATE,
		eARTICULATION_LINK,
		eARTICULATION_JOINT,
		eARTICULATION_JOINT_REDUCED_COORDINATE,
		ePRUNING_STRUCTURE,
		eBVH_STRUCTURE,
		
		ePHYSX_CORE_COUNT,
        eFIRST_PHYSX_EXTENSION = 256,
		eFIRST_VEHICLE_EXTENSION = 512,
        eFIRST_USER_EXTENSION = 1024
	};
};

/** 
\brief a structure containing per-type information for types inheriting from PxBase

@see PxBase, PxConcreteType
*/

template<typename T> struct PxTypeInfo {};

#define PX_DEFINE_TYPEINFO(_name, _fastType) \
	class _name; \
	template <> struct PxTypeInfo<_name>	{	static const char* name() { return #_name;	}	enum { eFastTypeId = _fastType };	};

/* the semantics of the fastType are as follows: an object A can be cast to a type B if B's fastType is defined, and A has the same fastType.
 * This implies that B has no concrete subclasses or superclasses.
 */

PX_DEFINE_TYPEINFO(PxBase,									PxConcreteType::eUNDEFINED)
PX_DEFINE_TYPEINFO(PxMaterial,								PxConcreteType::eMATERIAL)
PX_DEFINE_TYPEINFO(PxConvexMesh,							PxConcreteType::eCONVEX_MESH)
PX_DEFINE_TYPEINFO(PxTriangleMesh,							PxConcreteType::eUNDEFINED)
PX_DEFINE_TYPEINFO(PxBVH33TriangleMesh,						PxConcreteType::eTRIANGLE_MESH_BVH33)
PX_DEFINE_TYPEINFO(PxBVH34TriangleMesh,						PxConcreteType::eTRIANGLE_MESH_BVH34)
PX_DEFINE_TYPEINFO(PxHeightField,							PxConcreteType::eHEIGHTFIELD)
PX_DEFINE_TYPEINFO(PxActor,									PxConcreteType::eUNDEFINED)
PX_DEFINE_TYPEINFO(PxRigidActor,							PxConcreteType::eUNDEFINED)
PX_DEFINE_TYPEINFO(PxRigidBody,								PxConcreteType::eUNDEFINED)
PX_DEFINE_TYPEINFO(PxRigidDynamic,							PxConcreteType::eRIGID_DYNAMIC)
PX_DEFINE_TYPEINFO(PxRigidStatic,							PxConcreteType::eRIGID_STATIC)
PX_DEFINE_TYPEINFO(PxArticulationLink,						PxConcreteType::eARTICULATION_LINK)
PX_DEFINE_TYPEINFO(PxArticulationJoint,						PxConcreteType::eARTICULATION_JOINT)
PX_DEFINE_TYPEINFO(PxArticulationJointReducedCoordinate,	PxConcreteType::eARTICULATION_JOINT_REDUCED_COORDINATE)
PX_DEFINE_TYPEINFO(PxArticulation,							PxConcreteType::eARTICULATION)
PX_DEFINE_TYPEINFO(PxArticulationReducedCoordinate,			PxConcreteType::eARTICULATION_REDUCED_COORDINATE)
PX_DEFINE_TYPEINFO(PxAggregate,								PxConcreteType::eAGGREGATE)
PX_DEFINE_TYPEINFO(PxConstraint,							PxConcreteType::eCONSTRAINT)
PX_DEFINE_TYPEINFO(PxShape,									PxConcreteType::eSHAPE)
PX_DEFINE_TYPEINFO(PxPruningStructure,						PxConcreteType::ePRUNING_STRUCTURE)

#if !PX_DOXYGEN
} // namespace physx
#endif

/** @} */
#endif
