/* File: borg2.h */

/* Purpose: Header file for "borg2.c" -BEN- */

#ifndef INCLUDED_BORG2_H
#define INCLUDED_BORG2_H

#include "angband.h"

#ifdef ALLOW_BORG

/*
 * This file provides support for "borg2.c".
 */

#include "borg1.h"


/*
 * Determine if a grid is a floor grid
 */
#define borg_cave_floor_bold(Y,X) \
	(!(auto_grids[Y][X].feat & 0x20))


/*
 * Grid based version of "borg_cave_floor_bold()"
 */
#define borg_cave_floor_grid(A) \
	(!((A)->feat & 0x20))




#ifdef BORG_ROOMS

/*
 * Obtain rooms containing a grid
 */
extern auto_room *room(bool go, int gy, int gx);

/*
 * Clean up the "free room" list
 */
extern bool borg_free_room_update(void);

/*
 * Obtain the next "free" room
 */
extern auto_room *borg_free_room(void);

/*
 * Attempt to build a bigger room at the location
 */
extern bool borg_build_room(int y, int x);

/*
 * Attempt to clear all rooms containing the location
 */
extern bool borg_clear_room(int y, int x);


#endif


/*
 * Check a path for line of sight
 */
extern bool borg_los(int y1, int x1, int y2, int x2);


/*
 * Check the projection from (x1,y1) to (x2,y2)
 */
extern bool borg_projectable(int y1, int x1, int y2, int x2);

/*
 * Check the projection from (x1,y1) to (x2,y2).
 */
extern bool borg_projectable_pure(int y1, int x1, int y2, int x2);


/*
 * Forget the "lite"
 */
extern void borg_forget_lite(void);

/*
 * Update the "lite"
 */
extern void borg_update_lite(void);

/*
 * Forget the "view"
 */
extern void borg_forget_view(void);

/*
 * Update the "view"
 */
extern void borg_update_view(void);


/*
 * Initialize this file
 */
extern void borg_init_2(void);


#endif


#endif