/usr/include/mgl2/glut.h is in libmgl-dev 2.1.3.1-4ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* glut.h is part of Math Graphic Library
* Copyright (C) 2007-2012 Alexey Balakin <mathgl.abalakin@gmail.ru> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Library General Public License as *
* published by the Free Software Foundation; either version 3 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 Library 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. *
***************************************************************************/
//-----------------------------------------------------------------------------
#ifndef _MGL_GLUT_H_
#define _MGL_GLUT_H_
#ifdef __cplusplus
#include <mgl2/wnd.h>
//-----------------------------------------------------------------------------
extern "C" {
#endif
void _mgl_key_up(unsigned char ch,int ,int );
HMGL MGL_EXPORT mgl_create_graph_glut(int (*draw)(HMGL gr, void *p), const char *title, void *par, void (*load)(void *p));
#ifdef __cplusplus
}
//-----------------------------------------------------------------------------
class mglGLUT: public mglGraph
{
public:
mglGLUT(int (*draw)(HMGL gr, void *p), const char *title="MathGL", void *par=0, void (*load)(void *p)=0) : mglGraph(-1)
{ gr = mgl_create_graph_glut(draw,title,par,load); }
mglGLUT(int (*draw)(mglGraph *gr), const char *title="MathGL") : mglGraph(-1)
{ gr = mgl_create_graph_glut(draw?mgl_draw_graph:0,title,(void*)draw,0); }
mglGLUT(mglDraw *draw=0, const char *title="MathGL") : mglGraph(-1)
{ gr = mgl_create_graph_glut(draw?mgl_draw_class:0,title,draw,mgl_reload_class); }
};
//-----------------------------------------------------------------------------
#endif
#endif
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