2001-01-25 10:37:55 +01:00
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/* vi: set ts=2:
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*
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2001-02-22 22:46:46 +01:00
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* $Id: pathfinder.h,v 1.3 2001/02/22 21:46:44 enno Exp $
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2001-01-25 10:37:55 +01:00
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* Eressea PB(E)M host Copyright (C) 1998-2000
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* Christian Schlittchen (corwin@amber.kn-bremen.de)
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* Katja Zedel (katze@felidae.kn-bremen.de)
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* Henning Peters (faroul@beyond.kn-bremen.de)
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* Enno Rehling (enno@eressea-pbem.de)
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* Ingo Wilken (Ingo.Wilken@informatik.uni-oldenburg.de)
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*
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* This program may not be used, modified or distributed without
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* prior permission by the authors of Eressea.
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*/
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#define MAXDEPTH 1024
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extern int search[MAXDEPTH][2];
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extern int search_len;
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#define NEW_PATH
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#ifdef NEW_PATH
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extern struct region ** path_find(struct region *start, const struct region *target, int maxlen, boolean (*allowed)(const struct region*, const struct region*));
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extern boolean path_exists(struct region *start, const struct region *target, int maxlen, boolean (*allowed)(const struct region*, const struct region*));
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extern boolean allowed_swim(const struct region * src, const struct region * target);
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extern boolean allowed_fly(const struct region * src, const struct region * target);
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extern boolean allowed_walk(const struct region * src, const struct region * target);
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#else
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extern boolean path_find(struct region *start, struct region *target, int t);
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extern boolean path_exists(struct region *start, struct region *target, int t);
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extern boolean step(struct region *r, struct region *target, int t, int depth);
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#endif
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