1 /*
2 * Copyright (c) 1993-1997, Silicon Graphics, Inc.
3 * ALL RIGHTS RESERVED
4 * Permission to use, copy, modify, and distribute this software for
5 * any purpose and without fee is hereby granted, provided that the above
6 * copyright notice appear in all copies and that both the copyright notice
7 * and this permission notice appear in supporting documentation, and that
8 * the name of Silicon Graphics, Inc. not be used in advertising
9 * or publicity pertaining to distribution of the software without specific,
10 * written prior permission.
11 *
12 * THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU "AS-IS"
13 * AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR OTHERWISE,
14 * INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY OR
15 * FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
16 * GRAPHICS, INC. BE LIABLE TO YOU OR ANYONE ELSE FOR ANY DIRECT,
17 * SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY
18 * KIND, OR ANY DAMAGES WHATSOEVER, INCLUDING WITHOUT LIMITATION,
19 * LOSS OF PROFIT, LOSS OF USE, SAVINGS OR REVENUE, OR THE CLAIMS OF
20 * THIRD PARTIES, WHETHER OR NOT SILICON GRAPHICS, INC. HAS BEEN
21 * ADVISED OF THE POSSIBILITY OF SUCH LOSS, HOWEVER CAUSED AND ON
22 * ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
23 * POSSESSION, USE OR PERFORMANCE OF THIS SOFTWARE.
24 *
25 * US Government Users Restricted Rights
26 * Use, duplication, or disclosure by the Government is subject to
27 * restrictions set forth in FAR 52.227.19(c)(2) or subparagraph
28 * (c)(1)(ii) of the Rights in Technical Data and Computer Software
29 * clause at DFARS 252.227-7013 and/or in similar or successor
30 * clauses in the FAR or the DOD or NASA FAR Supplement.
31 * Unpublished-- rights reserved under the copyright laws of the
32 * United States. Contractor/manufacturer is Silicon Graphics,
33 * Inc., 2011 N. Shoreline Blvd., Mountain View, CA 94039-7311.
34 *
35 * OpenGL(R) is a registered trademark of Silicon Graphics, Inc.
36 */
37
38 /*
39 * cube.c
40 * This program demonstrates a single modeling transformation,
41 * glScalef() and a single viewing transformation, gluLookAt().
42 * A wireframe cube is rendered.
43 */
44 #include "glut_wrap.h"
45 #include <stdlib.h>
46
init(void)47 static void init(void)
48 {
49 glClearColor (0.0, 0.0, 0.0, 0.0);
50 glShadeModel (GL_FLAT);
51 }
52
display(void)53 static void display(void)
54 {
55 glClear (GL_COLOR_BUFFER_BIT);
56 glColor3f (1.0, 1.0, 1.0);
57 glLoadIdentity (); /* clear the matrix */
58 /* viewing transformation */
59 gluLookAt (0.0, 0.0, 5.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0);
60 glScalef (1.0, 2.0, 1.0); /* modeling transformation */
61 glutWireCube (1.0);
62 glFlush ();
63 }
64
reshape(int w,int h)65 static void reshape (int w, int h)
66 {
67 glViewport (0, 0, (GLsizei) w, (GLsizei) h);
68 glMatrixMode (GL_PROJECTION);
69 glLoadIdentity ();
70 glFrustum (-1.0, 1.0, -1.0, 1.0, 1.5, 20.0);
71 glMatrixMode (GL_MODELVIEW);
72 }
73
74 /* ARGSUSED1 */
keyboard(unsigned char key,int x,int y)75 static void keyboard(unsigned char key, int x, int y)
76 {
77 switch (key) {
78 case 27:
79 exit(0);
80 break;
81 }
82 }
83
main(int argc,char ** argv)84 int main(int argc, char** argv)
85 {
86 glutInit(&argc, argv);
87 glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB);
88 glutInitWindowSize (500, 500);
89 glutInitWindowPosition (100, 100);
90 glutCreateWindow (argv[0]);
91 init ();
92 glutDisplayFunc(display);
93 glutReshapeFunc(reshape);
94 glutKeyboardFunc(keyboard);
95 glutMainLoop();
96 return 0;
97 }
98