17 INLINE PhysxHeightFieldShapeDesc::
    26 INLINE PhysxHeightFieldShapeDesc::
    27 ~PhysxHeightFieldShapeDesc() {
    37   return _desc.isValid();
 bool is_valid() const
Returns true if the descriptor is valid.
void set_to_default()
(re)sets the structure to the default.
Abstract base class for shape descriptors.