/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
- * Ken Stevens, Steve McClure
+ * Copyright (C) 1986-2011, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ * Ken Stevens, Steve McClure, Markus Armbruster
*
- * This program is free software; you can redistribute it and/or modify
+ * Empire is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* ---
*
- * See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
- * related information and legal notices. It is expected that any future
- * projects/authors will amend these files as needed.
+ * See files README, COPYING and CREDITS in the root of the source
+ * tree for related information and legal notices. It is expected
+ * that future projects/authors will amend these files as needed.
*
* ---
*
* path.h: Definitions for directions, paths, etc.
- *
+ *
* Known contributors to this file:
- *
+ * Markus Armbruster, 2005-2011
*/
-#ifndef _PATH_H_
-#define _PATH_H_
+#ifndef PATH_H
+#define PATH_H
-#include "misc.h" /* s_char coord etc. */
-#include "sect.h" /* struct sctstr */
-#include "xy.h"
+#include <stddef.h>
+#include "types.h"
/* direction indices */
-#define DIR_STOP 0
-#define DIR_UR 1
-#define DIR_R 2
-#define DIR_DR 3
-#define DIR_DL 4
-#define DIR_L 5
-#define DIR_UL 6
-#define DIR_VIEW 7
-#define DIR_MAP 8
-#define DIR_FIRST 1
-#define DIR_LAST 6
-
-#define SELL_NOT_DELIV 7 /* in "_use" field => contract */
+#define DIR_STOP 0
+#define DIR_UR 1
+#define DIR_R 2
+#define DIR_DR 3
+#define DIR_DL 4
+#define DIR_L 5
+#define DIR_UL 6
+#define DIR_VIEW 7
+#define DIR_MAP 8
+#define DIR_FIRST 1
+#define DIR_LAST 6
-extern int dirindex[];
-extern int diroff[][2];
-extern s_char dirch[];
+#define MOB_MOVE 0
+#define MOB_MARCH 1
+#define MOB_RAIL 2
+#define MOB_SAIL 3
+#define MOB_FLY 4
-/* src/lib/subs/paths.c */
-extern s_char * getpath(s_char * , s_char * , coord , coord , int , int,
- int , int );
-extern double fcost(struct sctstr * , natid );
-extern double ncost(struct sctstr * , natid );
-extern double pathtoxy(s_char * , coord * , coord * , double (* )(struct sctstr *sp, natid own));
-extern int chkdir(s_char , int , int );
-extern int getdir(s_char * , s_char * , s_char * , s_char * );
-extern void direrr(s_char * , s_char * , s_char * );
-extern double mcost(struct sctstr * , int );
-extern int chkpath(natid , s_char * , coord , coord );
-extern void pathrange(register coord , register coord , register s_char *,
- int , struct range * );
+/* src/lib/global/dir.c */
+extern signed char dirindex['z'-'a'+1];
+extern int diroff[DIR_MAP+1][2];
+extern char dirch[DIR_MAP+2];
+extern char *routech[DIR_LAST+1];
-extern s_char *masktopath();
-extern long pathtomask();
+/* src/lib/common/findpath.c */
+extern void path_find_from(coord, coord, natid, int);
+extern double path_find_to(coord, coord);
+extern double path_find(coord, coord, coord, coord, natid, int);
+extern size_t path_find_route(char *, size_t, coord, coord, coord, coord);
+#ifdef PATH_FIND_DEBUG
+extern void path_find_visualize(coord, coord, coord, coord);
+#endif
+#ifdef PATH_FIND_STATS
+extern void path_find_print_stats(void);
+#else
+#define path_find_print_stats() ((void)0)
+#endif
-extern double sector_mcost();
+/* src/lib/subs/paths.c */
+extern char *getpath(char *, char *, coord, coord, int, int, int);
+extern double fcost(struct sctstr *, natid);
+extern double ncost(struct sctstr *, natid);
+extern double pathtoxy(char *, coord *, coord *,
+ double (*)(struct sctstr *, natid));
+extern int chkdir(char, int, int);
+extern int diridx(char);
+extern void direrr(char *, char *, char *);
+extern void pathrange(coord, coord, char *, int, struct range *);
-#define P_NONE 0 /* NO destinations allowed */
-#define P_WALKING 1 /* use BestLandPath, only owned */
-#define P_FLYING 2 /* use bestpath, any */
-#define P_SAILING 3 /* use bestpath, any */
-#define P_DISTING 4 /* use BestDistPath, only owned */
+extern double sector_mcost(struct sctstr *, int);
+extern double speed_factor(double, int);
#define MAX_PATH_LEN 1024
-#endif /* _PATH_H_ */
+#endif
projects / empserver / blobdiff