#ifndef OrientationEnergy_H
#define OrientationEnergy_H

/* Last edited on DATE TIME by USER */

#include <Energy.h>

typedef struct OrientationEnergy_data_t 
{
  double minvol; /* Minimum tetrahedron volume */ 
} OrientationEnergy_data_t;

Energy_t OrientationEnergy_new(void);
  /* The {Orientation} energy penalizes tetrahedra with negative orientation
    in R^{3}. This is, for each tetrahedron with extremus knots numbers
    u,v,w,x compute us theirs projections in R^{3} by dropping the last
    coordinate. 

    This energy is zero when the tetrahedra have positive volumes
    greater than minVol */
  
#endif