00001 #ifndef GLT_ZPLANE_H 00002 #define GLT_ZPLANE_H 00003 00004 /* 00005 00006 GLT OpenGL C++ Toolkit 00007 Copyright (C) 2000-2002 Nigel Stewart 00008 Email: nigels.com@gmail.com WWW: http://www.nigels.com/glt/ 00009 00010 This library is free software; you can redistribute it and/or 00011 modify it under the terms of the GNU Lesser General Public 00012 License as published by the Free Software Foundation; either 00013 version 2.1 of the License, or (at your option) any later version. 00014 00015 This library is distributed in the hope that it will be useful, 00016 but WITHOUT ANY WARRANTY; without even the implied warranty of 00017 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00018 Lesser General Public License for more details. 00019 00020 You should have received a copy of the GNU Lesser General Public 00021 License along with this library; if not, write to the Free Software 00022 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00023 00024 */ 00025 00039 #include <glt/gl.h> 00040 00044 void drawZnear(); 00045 00049 void drawZfar(); 00050 00054 void drawZat(const GLdouble z); 00055 00056 #endif