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Diffstat (limited to 'progs/redbook/light.c')
-rw-r--r-- | progs/redbook/light.c | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/progs/redbook/light.c b/progs/redbook/light.c deleted file mode 100644 index 9431dce508e..00000000000 --- a/progs/redbook/light.c +++ /dev/null @@ -1,113 +0,0 @@ -/* - * Copyright (c) 1993-1997, Silicon Graphics, Inc. - * ALL RIGHTS RESERVED - * Permission to use, copy, modify, and distribute this software for - * any purpose and without fee is hereby granted, provided that the above - * copyright notice appear in all copies and that both the copyright notice - * and this permission notice appear in supporting documentation, and that - * the name of Silicon Graphics, Inc. not be used in advertising - * or publicity pertaining to distribution of the software without specific, - * written prior permission. - * - * THE MATERIAL EMBODIED ON THIS SOFTWARE IS PROVIDED TO YOU "AS-IS" - * AND WITHOUT WARRANTY OF ANY KIND, EXPRESS, IMPLIED OR OTHERWISE, - * INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY OR - * FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON - * GRAPHICS, INC. BE LIABLE TO YOU OR ANYONE ELSE FOR ANY DIRECT, - * SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY - * KIND, OR ANY DAMAGES WHATSOEVER, INCLUDING WITHOUT LIMITATION, - * LOSS OF PROFIT, LOSS OF USE, SAVINGS OR REVENUE, OR THE CLAIMS OF - * THIRD PARTIES, WHETHER OR NOT SILICON GRAPHICS, INC. HAS BEEN - * ADVISED OF THE POSSIBILITY OF SUCH LOSS, HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE - * POSSESSION, USE OR PERFORMANCE OF THIS SOFTWARE. - * - * US Government Users Restricted Rights - * Use, duplication, or disclosure by the Government is subject to - * restrictions set forth in FAR 52.227.19(c)(2) or subparagraph - * (c)(1)(ii) of the Rights in Technical Data and Computer Software - * clause at DFARS 252.227-7013 and/or in similar or successor - * clauses in the FAR or the DOD or NASA FAR Supplement. - * Unpublished-- rights reserved under the copyright laws of the - * United States. Contractor/manufacturer is Silicon Graphics, - * Inc., 2011 N. Shoreline Blvd., Mountain View, CA 94039-7311. - * - * OpenGL(R) is a registered trademark of Silicon Graphics, Inc. - */ - -/* - * light.c - * This program demonstrates the use of the OpenGL lighting - * model. A sphere is drawn using a grey material characteristic. - * A single light source illuminates the object. - */ -#include <GL/glut.h> -#include <stdlib.h> - -/* Initialize material property, light source, lighting model, - * and depth buffer. - */ -static void init(void) -{ - GLfloat mat_specular[] = { 1.0, 1.0, 1.0, 1.0 }; - GLfloat mat_shininess[] = { 50.0 }; - GLfloat light_position[] = { 1.0, 1.0, 1.0, 0.0 }; - - glClearColor (0.0, 0.0, 0.0, 0.0); - glShadeModel (GL_SMOOTH); - - glMaterialfv(GL_FRONT, GL_SPECULAR, mat_specular); - glMaterialfv(GL_FRONT, GL_SHININESS, mat_shininess); - glLightfv(GL_LIGHT0, GL_POSITION, light_position); - - glEnable(GL_LIGHTING); - glEnable(GL_LIGHT0); - glEnable(GL_DEPTH_TEST); -} - -static void display(void) -{ - glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - glutSolidSphere (1.0, 20, 16); - glFlush (); -} - -static void reshape (int w, int h) -{ - glViewport (0, 0, (GLsizei) w, (GLsizei) h); - glMatrixMode (GL_PROJECTION); - glLoadIdentity(); - if (w <= h) - glOrtho (-1.5, 1.5, -1.5*(GLfloat)h/(GLfloat)w, - 1.5*(GLfloat)h/(GLfloat)w, -10.0, 10.0); - else - glOrtho (-1.5*(GLfloat)w/(GLfloat)h, - 1.5*(GLfloat)w/(GLfloat)h, -1.5, 1.5, -10.0, 10.0); - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); -} - -/* ARGSUSED1 */ -static void keyboard(unsigned char key, int x, int y) -{ - switch (key) { - case 27: - exit(0); - break; - } -} - -int main(int argc, char** argv) -{ - glutInit(&argc, argv); - glutInitDisplayMode (GLUT_SINGLE | GLUT_RGB | GLUT_DEPTH); - glutInitWindowSize (500, 500); - glutInitWindowPosition (100, 100); - glutCreateWindow (argv[0]); - init (); - glutDisplayFunc(display); - glutReshapeFunc(reshape); - glutKeyboardFunc(keyboard); - glutMainLoop(); - return 0; -} |