PxTriangleMeshDesc.h

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#ifndef PX_TRIANGLE_MESH_DESC_H
#define PX_TRIANGLE_MESH_DESC_H
#include "PxPhysXConfig.h"
#include "geometry/PxSimpleTriangleMesh.h"
#include "PxSDFDesc.h"
 
#if !PX_DOXYGEN
namespace physx
{
#endif
 
 
class PxTriangleMeshDesc : public PxSimpleTriangleMesh
{
public:
 
    PxTypedStridedData<PxMaterialTableIndex> materialIndices;
 
    PxSDFDesc* sdfDesc;
 
    PX_INLINE PxTriangleMeshDesc();
 
    PX_INLINE void setToDefault();
 
    PX_INLINE bool isValid() const;
};
 
 
PX_INLINE PxTriangleMeshDesc::PxTriangleMeshDesc()  //constructor sets to default
{
    PxSimpleTriangleMesh::setToDefault();
    sdfDesc = NULL;
}
 
PX_INLINE void PxTriangleMeshDesc::setToDefault()
{
    *this = PxTriangleMeshDesc();
}
 
PX_INLINE bool PxTriangleMeshDesc::isValid() const
{
    if(points.count < 3)    //at least 1 trig's worth of points
        return false;
    if ((!triangles.data) && (points.count%3))      // Non-indexed mesh => we must ensure the geometry defines an implicit number of triangles // i.e. numVertices can't be divided by 3
        return false;
    //add more validity checks here
    if (materialIndices.data && materialIndices.stride < sizeof(PxMaterialTableIndex))
        return false;
 
    if (sdfDesc && !sdfDesc->isValid())
            return false;
    
    return PxSimpleTriangleMesh::isValid();
}
 
 
#if !PX_DOXYGEN
} // namespace physx
#endif
 
#endif