distance.h

// -*- C++ -*-

#if !defined(__geom_distance_h__)
#define __geom_distance_h__

// If we are debugging the whole geom namespace.
#if defined(DEBUG_geom) && !defined(DEBUG_distance)
#define DEBUG_distance
#endif

#ifdef DEBUG_distance
#ifndef DEBUG_ads
#define DEBUG_ads
#endif
#endif

#include "BBox.h"
#include "Point.h"
#include "content.h"

BEGIN_NAMESPACE_GEOM

// CONTINUE: continue fixing.  I think I should remove the signed distance 
// functions.

//---------------------------------------------------------------------------
// Bounds on the distance to objects in a bounding box.
//---------------------------------------------------------------------------



template<int N, typename T>
inline
T
computeUpperBoundOnSignedDistance(const BBox<N,T>& box, 
                                  const typename BBox<N,T>::Point& x) {
  return computeUpperBoundOnSignedDistance(box, x, Loki::Int2Type<N!=1>());
}



template<int N, typename T>
inline
T
computeLowerBoundOnSignedDistance(const BBox<N,T>& box, 
                                  const typename BBox<N,T>::Point& x) {
  return computeLowerBoundOnSignedDistance(box, x, Loki::Int2Type<N!=1>());
}


template<int N, typename T>
T
computeUpperBoundOnUnsignedDistance(const BBox<N,T>& box, 
                                    const typename BBox<N,T>::Point& x);


template<int N, typename T>
T
computeLowerBoundOnUnsignedDistance(const BBox<N,T>& box, 
                                    const typename BBox<N,T>::Point& x);

END_NAMESPACE_GEOM

#define __geom_distance_ipp__
#include "distance.ipp"
#undef __geom_distance_ipp__

#endif

---