PxGeometryHit.h

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#ifndef PX_GEOMETRY_HIT_H
#define PX_GEOMETRY_HIT_H
#include "foundation/PxVec3.h"
#include "foundation/PxFlags.h"
#include "common/PxPhysXCommonConfig.h"
 
#if !PX_DOXYGEN
namespace physx
{
#endif
 
struct PxHitFlag
{
    enum Enum
    {
        ePOSITION                   = (1<<0),   
        eNORMAL                     = (1<<1),   
        eUV                         = (1<<3),   
        eASSUME_NO_INITIAL_OVERLAP  = (1<<4),   
        eANY_HIT                    = (1<<5),   
        eMESH_MULTIPLE              = (1<<6),   
        eMESH_ANY                   = eANY_HIT, 
        eMESH_BOTH_SIDES            = (1<<7),   
        ePRECISE_SWEEP              = (1<<8),   
        eMTD                        = (1<<9),   
        eFACE_INDEX                 = (1<<10),  
 
        eDEFAULT                    = ePOSITION|eNORMAL|eFACE_INDEX,
 
        eMODIFIABLE_FLAGS           = eMESH_MULTIPLE|eMESH_BOTH_SIDES|eASSUME_NO_INITIAL_OVERLAP|ePRECISE_SWEEP
    };
};
 
PX_FLAGS_TYPEDEF(PxHitFlag, PxU16)
 
 
struct PxQueryHit
{
    PX_INLINE           PxQueryHit() : faceIndex(0xFFFFffff) {}
 
    PxU32               faceIndex;
};
 
struct PxLocationHit : PxQueryHit
{
    PX_INLINE           PxLocationHit() : flags(0), position(PxVec3(0)), normal(PxVec3(0)), distance(PX_MAX_REAL)   {}
 
    PX_INLINE bool      hadInitialOverlap() const { return (distance <= 0.0f); }
 
    // the following fields are set in accordance with the #PxHitFlags
    PxHitFlags          flags;      
    PxVec3              position;   
    PxVec3              normal;     
 
    PxF32               distance;
};
 
struct PxGeomRaycastHit : PxLocationHit
{
    PX_INLINE           PxGeomRaycastHit() : u(0.0f), v(0.0f)   {}
 
    // the following fields are set in accordance with the #PxHitFlags
 
    PxReal  u, v;           
};
 
struct PxGeomOverlapHit : PxQueryHit
{
    PX_INLINE           PxGeomOverlapHit() {}
};
 
struct PxGeomSweepHit : PxLocationHit
{
    PX_INLINE           PxGeomSweepHit() {}
};
 
struct PxGeomIndexPair
{
    PX_FORCE_INLINE PxGeomIndexPair()                                                   {}
    PX_FORCE_INLINE PxGeomIndexPair(PxU32   _id0, PxU32 _id1) : id0(_id0), id1(_id1)    {}
 
    PxU32   id0, id1;
};
 
#if !PX_DOXYGEN
} // namespace physx
#endif
 
#endif