2 * \file screen-dump.hxx
3 * Dump a copy of the opengl screen buffer to a file.
6 // Contributed by Richard Kaszeta <bofh@me.umn.edu>, started October 1999.
8 // This library is free software; you can redistribute it and/or
9 // modify it under the terms of the GNU Library General Public
10 // License as published by the Free Software Foundation; either
11 // version 2 of the License, or (at your option) any later version.
13 // This library is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 // Library General Public License for more details.
18 // You should have received a copy of the GNU Library General Public
19 // License along with this library; if not, write to the
20 // Free Software Foundation, Inc., 59 Temple Place - Suite 330,
21 // Boston, MA 02111-1307, USA.
27 * Dump the screen buffer to a ppm file.
28 * @param filename name of file
29 * @param win_width width of our opengl window
30 * @param win_height height of our opengl window
32 void my_glDumpWindow( const char *filename, int win_width, int win_height );
36 * Given a GLubyte *buffer, write it out to a ppm file.
37 * @param filename name of file
38 * @param buffer pointer to opengl buffer
39 * @param win_width width of buffer
40 * @param win_height height of buffer
41 * @param mode one of GL_RGBA, GL_RGB, etc.
43 void my_glWritePPMFile( const char *filename, GLubyte *buffer, int win_width,
44 int win_height, int mode);