include/cooking/PxBVHDesc.h

File members: include/cooking/PxBVHDesc.h

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#ifndef PX_BVH_DESC_H
#define PX_BVH_DESC_H

#include "common/PxCoreUtilityTypes.h"
#include "foundation/PxTransform.h"
#include "foundation/PxBounds3.h"
#include "geometry/PxBVHBuildStrategy.h"

#if !PX_DOXYGEN
namespace physx
{
#endif

class PxBVHDesc
{
public:
    PX_INLINE PxBVHDesc();

    PxBoundedData bounds;

    float   enlargement;

    PxU32   numPrimsPerLeaf;

    PxBVHBuildStrategy::Enum    buildStrategy;

    PX_INLINE void setToDefault();

    PX_INLINE bool isValid() const;

protected:
};

PX_INLINE PxBVHDesc::PxBVHDesc() : enlargement(0.01f), numPrimsPerLeaf(4), buildStrategy(PxBVHBuildStrategy::eDEFAULT)
{
}

PX_INLINE void PxBVHDesc::setToDefault()
{
    *this = PxBVHDesc();
}

PX_INLINE bool PxBVHDesc::isValid() const
{
    // Check BVH desc data
    if(!bounds.data)
        return false;
    if(bounds.stride < sizeof(PxBounds3))   //should be at least one bounds' worth of data
        return false;

    if(bounds.count == 0)
        return false;

    if(enlargement<0.0f)
        return false;

    if(numPrimsPerLeaf>=16)
        return false;

    return true;
}

#if !PX_DOXYGEN
} // namespace physx
#endif

#endif