PxHeightField.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_HEIGHTFIELD_H
#define PX_HEIGHTFIELD_H
#include "geometry/PxHeightFieldFlag.h"
#include "geometry/PxHeightFieldSample.h"
#include "common/PxBase.h"
 
#if !PX_DOXYGEN
namespace physx
{
#endif
 
class PxHeightFieldDesc;
 
class PxHeightField : public PxRefCounted
{
    public:
    virtual     void    release() = 0;
 
    virtual     PxU32   saveCells(void* destBuffer, PxU32 destBufferSize) const = 0;
 
    virtual     bool    modifySamples(PxI32 startCol, PxI32 startRow, const PxHeightFieldDesc& subfieldDesc, bool shrinkBounds = false) = 0;
 
    virtual     PxU32   getNbRows() const = 0;
 
    virtual     PxU32   getNbColumns()  const = 0;
 
    virtual     PxHeightFieldFormat::Enum   getFormat() const = 0;
 
    virtual     PxU32   getSampleStride()   const = 0;
 
    virtual     PxReal  getConvexEdgeThreshold()    const = 0;
 
    virtual     PxHeightFieldFlags  getFlags()  const = 0;
 
    virtual     PxReal  getHeight(PxReal x, PxReal z) const = 0;
 
    virtual PxMaterialTableIndex    getTriangleMaterialIndex(PxTriangleID triangleIndex) const = 0;
 
    virtual PxVec3  getTriangleNormal(PxTriangleID triangleIndex) const = 0;
 
    virtual const PxHeightFieldSample&  getSample(PxU32 row, PxU32 column) const = 0;
 
    virtual     PxU32   getTimestamp()  const   = 0;
 
    virtual const char* getConcreteTypeName() const { return "PxHeightField"; }
 
protected:
    PX_INLINE           PxHeightField(PxType concreteType, PxBaseFlags baseFlags) : PxRefCounted(concreteType, baseFlags) {}
    PX_INLINE           PxHeightField(PxBaseFlags baseFlags) : PxRefCounted(baseFlags) {}
    virtual             ~PxHeightField() {}
    virtual bool        isKindOf(const char* name) const { return !::strcmp("PxHeightField", name) || PxRefCounted::isKindOf(name); }
};
 
#if !PX_DOXYGEN
} // namespace physx
#endif
 
#endif