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