PxMeshQuery.h

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// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.  
 
#ifndef PX_MESH_QUERY_H
#define PX_MESH_QUERY_H
 
#include "common/PxPhysXCommonConfig.h"
#include "geometry/PxGeometryHit.h"
#include "geometry/PxGeometryQueryFlags.h"
#include "geometry/PxReportCallback.h"
 
#if !PX_DOXYGEN
namespace physx
{
#endif
 
class PxGeometry;
class PxConvexMeshGeometry;
class PxTriangleMeshGeometry;
class PxHeightFieldGeometry;
 
class PxTriangle;
 
    struct PxMeshMeshQueryFlag
    {
        enum Enum
        {
            eDEFAULT            = 0,        
            eDISCARD_COPLANAR   = (1<<0)    
        };
    };
 
    PX_FLAGS_TYPEDEF(PxMeshMeshQueryFlag, PxU32)
 
class PxMeshQuery
{
public:
 
    PX_PHYSX_COMMON_API static void getTriangle(const PxTriangleMeshGeometry& triGeom, const PxTransform& transform, PxTriangleID triangleIndex, PxTriangle& triangle, PxU32* vertexIndices=NULL, PxU32* adjacencyIndices=NULL);
 
 
    PX_PHYSX_COMMON_API static void getTriangle(const PxHeightFieldGeometry& hfGeom, const PxTransform& transform, PxTriangleID triangleIndex, PxTriangle& triangle, PxU32* vertexIndices=NULL, PxU32* adjacencyIndices=NULL);
 
 
    PX_PHYSX_COMMON_API static PxU32 findOverlapTriangleMesh(   const PxGeometry& geom, const PxTransform& geomPose,
                                                                const PxTriangleMeshGeometry& meshGeom, const PxTransform& meshPose,
                                                                PxU32* results, PxU32 maxResults, PxU32 startIndex, bool& overflow,
                                                                PxGeometryQueryFlags queryFlags = PxGeometryQueryFlag::eDEFAULT);
 
    PX_PHYSX_COMMON_API static bool findOverlapTriangleMesh(PxReportCallback<PxGeomIndexPair>& callback,
                                                            const PxTriangleMeshGeometry& meshGeom0, const PxTransform& meshPose0,
                                                            const PxTriangleMeshGeometry& meshGeom1, const PxTransform& meshPose1,
                                                            PxGeometryQueryFlags queryFlags = PxGeometryQueryFlag::eDEFAULT,
                                                            PxMeshMeshQueryFlags meshMeshFlags = PxMeshMeshQueryFlag::eDEFAULT);
 
    PX_PHYSX_COMMON_API static PxU32 findOverlapHeightField(const PxGeometry& geom, const PxTransform& geomPose,
                                                            const PxHeightFieldGeometry& hfGeom, const PxTransform& hfPose,
                                                            PxU32* results, PxU32 maxResults, PxU32 startIndex, bool& overflow,
                                                            PxGeometryQueryFlags queryFlags = PxGeometryQueryFlag::eDEFAULT);
 
 
    PX_PHYSX_COMMON_API static bool sweep(const PxVec3& unitDir,
                            const PxReal distance,
                            const PxGeometry& geom,
                            const PxTransform& pose,
                            PxU32 triangleCount,
                            const PxTriangle* triangles,
                            PxGeomSweepHit& sweepHit,
                            PxHitFlags hitFlags = PxHitFlag::eDEFAULT,
                            const PxU32* cachedIndex = NULL,
                            const PxReal inflation = 0.0f,
                            bool doubleSided = false,
                            PxGeometryQueryFlags queryFlags = PxGeometryQueryFlag::eDEFAULT);
};
 
 
#if !PX_DOXYGEN
}
#endif
 
#endif