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+/* geomio.h
+ Copyright (C) 2005,2006,2007 Eugene K. Ressler, Jr.
+
+This file is part of Sketch, a small, simple system for making
+3d drawings with LaTeX and the PSTricks or TikZ package.
+
+Sketch 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 3, or (at your option)
+any later version.
+
+Sketch 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 Sketch; see the file COPYING.txt. If not, see
+http://www.gnu.org/copyleft */
+
+#ifndef __GEOMIO_H
+#define __GEOMIO_H
+
+#include <stdio.h>
+#include "geometry.h"
+
+void print_pt_2d (FILE * f, POINT_2D pt);
+void print_pt_3d (FILE * f, POINT_3D pt);
+void print_polyline_3d (FILE * f, POLYLINE_3D * polyline);
+void print_polygon_2d (FILE * f, POLYGON_2D * polygon);
+void print_polygon_3d (FILE * f, POLYGON_3D * polygon);
+void print_plane (FILE * f, PLANE * plane);
+
+
+#endif