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gugr_regularize.h

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00001 /* LIBGUL - Geometry Utility Library
00002  * Copyright (C) 1998-1999 Norbert Irmer
00003  *
00004  * This library is free software; you can redistribute it and/or
00005  * modify it under the terms of the GNU Library General Public
00006  * License as published by the Free Software Foundation; either
00007  * version 2 of the License, or (at your option) any later version.
00008  *
00009  * This library is distributed in the hope that it will be useful,
00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012  * Library General Public License for more details.
00013  *
00014  * You should have received a copy of the GNU Library General Public
00015  * License along with this library; if not, write to the
00016  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
00017  * Boston, MA 02111-1307, USA.
00018  */
00019  
00020 #ifndef GUGR_REGULARIZE_H
00021 #define GUGR_REGULARIZE_H
00022 
00023 namespace gugr {
00024 
00025 /* --------------------------------------------------------------------
00026   Sort vertices. (V2 > V1, if y2 > y1 or x2 < x1 if y2 = y1)
00027 --------------------------------------------------------------------- */
00028 
00029 int compare_vertices( void *p1, void *p2, void *data );
00030 
00031 graph_vertex *SortVertices( graph_vertex_list *V );
00032 void Regularize( graph_edge_list *E, graph_vertex_list *V );
00033 
00034 }
00035 
00036 #endif

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