PxSparseGridParams.h

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#ifndef PX_SPARSE_GRID_PARAMS_H
#define PX_SPARSE_GRID_PARAMS_H
#include "foundation/PxSimpleTypes.h"
#include "foundation/PxMath.h"
 
#if !PX_DOXYGEN
namespace physx
{
#endif
 
    struct PxSparseGridParams
    {
        PX_INLINE PxSparseGridParams()
        {
            maxNumSubgrids = 512;
            subgridSizeX = 32;
            subgridSizeY = 32;
            subgridSizeZ = 32;
            gridSpacing = 0.2f;
            haloSize = 1;
        }
 
        PX_CUDA_CALLABLE PX_INLINE PxSparseGridParams(const PxSparseGridParams& params)
        {
            maxNumSubgrids = params.maxNumSubgrids;
            subgridSizeX = params.subgridSizeX;
            subgridSizeY = params.subgridSizeY;
            subgridSizeZ = params.subgridSizeZ;
            gridSpacing = params.gridSpacing;
            haloSize = params.haloSize;
        }
 
        PX_CUDA_CALLABLE PX_INLINE PxU32 getNumCellsPerSubgrid() const
        {
            return subgridSizeX * subgridSizeY * subgridSizeZ;
        }
 
        PX_CUDA_CALLABLE PX_INLINE PxReal getSqrt3dx() const
        {
            return PxSqrt(3.0f) * gridSpacing;
        }
 
 
        PX_INLINE void setToDefault()
        {
            *this = PxSparseGridParams();
        }
 
        PX_INLINE void operator = (const PxSparseGridParams& params)
        {
            maxNumSubgrids = params.maxNumSubgrids;
            subgridSizeX = params.subgridSizeX;
            subgridSizeY = params.subgridSizeY;
            subgridSizeZ = params.subgridSizeZ;
            gridSpacing = params.gridSpacing;
            haloSize = params.haloSize;
        }
 
        PxU32   maxNumSubgrids;         
        PxReal  gridSpacing;            
        PxU16   subgridSizeX;           
        PxU16   subgridSizeY;           
        PxU16   subgridSizeZ;           
        PxU16   haloSize;               
    };
 
 
#if !PX_DOXYGEN
} // namespace physx
#endif
 
#endif