// Some portions Copyright (C) 1999-2000 Id Software, Inc.
// All other portions Copyright (C) 2002-2007 Ted Vessenes

/*****************************************************************************
 * ai_region.h
 *
 * Includes used for region processing
 *****************************************************************************/

// Item pickup regions the level is divided into
extern region_t region_list[MAX_REGIONS];
extern int num_regions;

// Which item pickup regions players have been in and are currently in
extern history_t region_traffic[MAX_REGIONS][TEAM_NUM_TEAMS];
extern int player_region[MAX_CLIENTS];

#ifdef DEBUG_AI
void PrintRegion(region_t *regions, int index, int indent);
#endif

const char *RegionName(const void *region);
const float *RegionLocation(const void *region);
qboolean CanProcessRegions(void);
int LevelRegionIndex(const region_t *region);
region_t *LevelNearestRegion(vec3_t point);
int LevelNearestRegionIndex(vec3_t point);
const char *LevelNearestRegionName(vec3_t point);
float LevelRegionTravelTime(region_t *from, region_t *to);
region_t **LevelRegionNeighborList(region_t *from, region_t *to);
int LevelNeighborListSize(region_t **neighbors);
qboolean LevelRegionIsNeighbor(region_t *region, region_t **neighbors, int num_neighbors);
void LevelRegionReset(void);
void LevelRegionResetDynamic(void);
void LevelRegionSetup(item_cluster_t *clusters, int num_clusters);
void LevelPlayerRegionUpdate(void);
region_t *BotTrafficData(bot_state_t *bs, vec3_t loc, history_t *teammate, history_t *enemy);