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+/* $Header: /home/dmarkle/xtrkcad-fork-cvs/xtrkcad/app/bin/shrtpath.h,v 1.1 2005-12-07 15:46:54 rc-flyer Exp $ */
+
+/* XTrkCad - Model Railroad CAD
+ * Copyright (C) 2005 Dave Bullis
+ *
+ * This program 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
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * 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.
+ */
+
+typedef enum {
+ SPTC_MATCH, /* trk:ep is end of path? */
+ SPTC_MATCHANY, /* any EP matches? */
+ SPTC_IGNNXTTRK, /* don't traverse via trk:ep? */
+ SPTC_ADD_TRK, /* trk:ep is next on current path */
+ SPTC_TERMINATE, /* stop processing after current path? */
+ SPTC_VALID /* trk:ep is still valid? */
+ } SPTF_CMD;
+
+typedef int (*shortestPathFunc_p)( SPTF_CMD cmd, track_p, EPINX_T, EPINX_T, DIST_T, void * );
+int FindShortestPath( track_p, EPINX_T, BOOL_T, shortestPathFunc_p, void * );
+
+extern int log_shortPath;