#ifndef GRAPHICS_COLLIDE_H
#define GRAPHICS_COLLIDE_H 1
/*
** collide.h for ACE Basic
**
** Note: Translated to ACE by ConvertC2ACE
**       @ MapMeadow Software, Nils Sjoholm
**
**
** Date: 09/01/95
**
**
*/


/* These bit descriptors are used by the GEL collide routines.
 *  These bits are set in the hitMask and meMask variables of
 *  a GEL to describe whether or not these types of collisions
 *  can affect the GEL.  BNDRY_HIT is described further below 
 *  this bit is permanently assigned as the boundary-hit flag.
 *  The other bit GEL_HIT is meant only as a default to cover
 *  any GEL hitting any other  the user may redefine this bit.
 */
#define BORDERHIT 0

/* These bit descriptors are used by the GEL boundry hit routines.
 *  When the user's boundry-hit routine is called (via the argument
 *  set by a call to SetCollision) the first argument passed to
 *  the user's routine is the address of the GEL involved in the
 *  boundry-hit,  and the second argument has the appropriate bit(s)
 *  set to describe which boundry was surpassed
 */
#define TOPHIT    1
#define BOTTOMHIT 2
#define LEFTHIT   4
#define RIGHTHIT  8

#endif  /* GRAPHICS_COLLIDE_H */