pathfind.h

Go to the documentation of this file.

 
#ifndef PATHFIND_H
#define PATHFIND_H
 
struct PATHFIND_NODE {
   struct TILEMAP_COORDS coords;
   uint8_t f;
   uint8_t g; 
   uint8_t h;
   int8_t dir;
};
 
#define PATHFIND_ERROR_FARTHER -2
 
#define PATHFIND_ERROR_CLOSED -3
 
#define PATHFIND_FLAGS_TGT_OCCUPIED 0x01
 
#ifdef PATHFIND_TRACE
#  define pathfind_trace_printf( lvl, ... ) debug_printf( lvl, __VA_ARGS__ )
#else
#  define pathfind_trace_printf( ... )
#endif /* PATHFIND_TRACE */
 
#define pathfind_cmp_eq( a, b ) (((a)->coords.x == (b)->coords.x) && (((a)->coords.y == (b)->coords.y)))
 
int8_t pathfind_start(
   struct MOBILE* mover, uint8_t tgt_x, uint8_t tgt_y, uint8_t steps,
   uint8_t flags, struct DSEKAI_STATE* state );
 
#define pathfind_test_dir( x, y, dir_move, state, t ) (TILEMAP_ERROR_BLOCKED != tilemap_collide( x, y, dir_move, t ) && (NULL == mobile_get_facing( x, y, dir_move, state )) ? 1 : MOBILE_ERROR_BLOCKED)
 /* dsekai_pathfind */
 
#endif /* !PATHFIND_H */