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Diffstat (limited to 'progs/redbook/teapots.c')
-rw-r--r-- | progs/redbook/teapots.c | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/progs/redbook/teapots.c b/progs/redbook/teapots.c deleted file mode 100644 index 102c18a3e3..0000000000 --- a/progs/redbook/teapots.c +++ /dev/null @@ -1,220 +0,0 @@ - -/* Copyright (c) Mark J. Kilgard, 1994. */ - -/** - * (c) Copyright 1993, 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 - * Unpublished-- rights reserved under the copyright laws of the - * United States.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(TM) is a trademark of Silicon Graphics, Inc. - */ -/** - * teapots.c - * This program demonstrates lots of material properties. - * A single light source illuminates the objects. - */ -#include <stdlib.h> -#include <GL/glut.h> - -/* - * Initialize depth buffer, projection matrix, light source, and lighting - * model. Do not specify a material property here. - */ -static void -myinit(void) -{ - GLfloat ambient[] = - {0.0, 0.0, 0.0, 1.0}; - GLfloat diffuse[] = - {1.0, 1.0, 1.0, 1.0}; - GLfloat position[] = - {0.0, 3.0, 3.0, 0.0}; - - GLfloat lmodel_ambient[] = - {0.2, 0.2, 0.2, 1.0}; - GLfloat local_view[] = - {0.0}; - - glLightfv(GL_LIGHT0, GL_AMBIENT, ambient); - glLightfv(GL_LIGHT0, GL_DIFFUSE, diffuse); - glLightfv(GL_LIGHT0, GL_POSITION, position); - glLightModelfv(GL_LIGHT_MODEL_AMBIENT, lmodel_ambient); - glLightModelfv(GL_LIGHT_MODEL_LOCAL_VIEWER, local_view); - - glFrontFace(GL_CW); - glEnable(GL_LIGHTING); - glEnable(GL_LIGHT0); - glEnable(GL_AUTO_NORMAL); - glEnable(GL_NORMALIZE); - glEnable(GL_DEPTH_TEST); - glDepthFunc(GL_LESS); -} - -/* - * Move object into position. Use 3rd through 12th parameters to specify the - * material property. Draw a teapot. - */ -static void -renderTeapot(GLfloat x, GLfloat y, - GLfloat ambr, GLfloat ambg, GLfloat ambb, - GLfloat difr, GLfloat difg, GLfloat difb, - GLfloat specr, GLfloat specg, GLfloat specb, GLfloat shine) -{ - float mat[4]; - - glPushMatrix(); - glTranslatef(x, y, 0.0); - mat[0] = ambr; - mat[1] = ambg; - mat[2] = ambb; - mat[3] = 1.0; - glMaterialfv(GL_FRONT, GL_AMBIENT, mat); - mat[0] = difr; - mat[1] = difg; - mat[2] = difb; - glMaterialfv(GL_FRONT, GL_DIFFUSE, mat); - mat[0] = specr; - mat[1] = specg; - mat[2] = specb; - glMaterialfv(GL_FRONT, GL_SPECULAR, mat); - glMaterialf(GL_FRONT, GL_SHININESS, shine * 128.0); - glutSolidTeapot(1.0); - glPopMatrix(); -} - -/** - * First column: emerald, jade, obsidian, pearl, ruby, turquoise - * 2nd column: brass, bronze, chrome, copper, gold, silver - * 3rd column: black, cyan, green, red, white, yellow plastic - * 4th column: black, cyan, green, red, white, yellow rubber - */ -static void -display(void) -{ - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - renderTeapot(2.0, 17.0, 0.0215, 0.1745, 0.0215, - 0.07568, 0.61424, 0.07568, 0.633, 0.727811, 0.633, 0.6); - renderTeapot(2.0, 14.0, 0.135, 0.2225, 0.1575, - 0.54, 0.89, 0.63, 0.316228, 0.316228, 0.316228, 0.1); - renderTeapot(2.0, 11.0, 0.05375, 0.05, 0.06625, - 0.18275, 0.17, 0.22525, 0.332741, 0.328634, 0.346435, 0.3); - renderTeapot(2.0, 8.0, 0.25, 0.20725, 0.20725, - 1, 0.829, 0.829, 0.296648, 0.296648, 0.296648, 0.088); - renderTeapot(2.0, 5.0, 0.1745, 0.01175, 0.01175, - 0.61424, 0.04136, 0.04136, 0.727811, 0.626959, 0.626959, 0.6); - renderTeapot(2.0, 2.0, 0.1, 0.18725, 0.1745, - 0.396, 0.74151, 0.69102, 0.297254, 0.30829, 0.306678, 0.1); - renderTeapot(6.0, 17.0, 0.329412, 0.223529, 0.027451, - 0.780392, 0.568627, 0.113725, 0.992157, 0.941176, 0.807843, - 0.21794872); - renderTeapot(6.0, 14.0, 0.2125, 0.1275, 0.054, - 0.714, 0.4284, 0.18144, 0.393548, 0.271906, 0.166721, 0.2); - renderTeapot(6.0, 11.0, 0.25, 0.25, 0.25, - 0.4, 0.4, 0.4, 0.774597, 0.774597, 0.774597, 0.6); - renderTeapot(6.0, 8.0, 0.19125, 0.0735, 0.0225, - 0.7038, 0.27048, 0.0828, 0.256777, 0.137622, 0.086014, 0.1); - renderTeapot(6.0, 5.0, 0.24725, 0.1995, 0.0745, - 0.75164, 0.60648, 0.22648, 0.628281, 0.555802, 0.366065, 0.4); - renderTeapot(6.0, 2.0, 0.19225, 0.19225, 0.19225, - 0.50754, 0.50754, 0.50754, 0.508273, 0.508273, 0.508273, 0.4); - renderTeapot(10.0, 17.0, 0.0, 0.0, 0.0, 0.01, 0.01, 0.01, - 0.50, 0.50, 0.50, .25); - renderTeapot(10.0, 14.0, 0.0, 0.1, 0.06, 0.0, 0.50980392, 0.50980392, - 0.50196078, 0.50196078, 0.50196078, .25); - renderTeapot(10.0, 11.0, 0.0, 0.0, 0.0, - 0.1, 0.35, 0.1, 0.45, 0.55, 0.45, .25); - renderTeapot(10.0, 8.0, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, - 0.7, 0.6, 0.6, .25); - renderTeapot(10.0, 5.0, 0.0, 0.0, 0.0, 0.55, 0.55, 0.55, - 0.70, 0.70, 0.70, .25); - renderTeapot(10.0, 2.0, 0.0, 0.0, 0.0, 0.5, 0.5, 0.0, - 0.60, 0.60, 0.50, .25); - renderTeapot(14.0, 17.0, 0.02, 0.02, 0.02, 0.01, 0.01, 0.01, - 0.4, 0.4, 0.4, .078125); - renderTeapot(14.0, 14.0, 0.0, 0.05, 0.05, 0.4, 0.5, 0.5, - 0.04, 0.7, 0.7, .078125); - renderTeapot(14.0, 11.0, 0.0, 0.05, 0.0, 0.4, 0.5, 0.4, - 0.04, 0.7, 0.04, .078125); - renderTeapot(14.0, 8.0, 0.05, 0.0, 0.0, 0.5, 0.4, 0.4, - 0.7, 0.04, 0.04, .078125); - renderTeapot(14.0, 5.0, 0.05, 0.05, 0.05, 0.5, 0.5, 0.5, - 0.7, 0.7, 0.7, .078125); - renderTeapot(14.0, 2.0, 0.05, 0.05, 0.0, 0.5, 0.5, 0.4, - 0.7, 0.7, 0.04, .078125); - glFlush(); -} - -static void -myReshape(int w, int h) -{ - glViewport(0, 0, w, h); - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - if (w <= h) - glOrtho(0.0, 16.0, 0.0, 18.0 * (GLfloat) h / (GLfloat) w, - -10.0, 10.0); - else - glOrtho(0.0, 16.0 * (GLfloat) w / (GLfloat) h, 0.0, 18.0, - -10.0, 10.0); - glMatrixMode(GL_MODELVIEW); -} - -static void -key(unsigned char k, int x, int y) -{ - switch (k) { - case 27: /* Escape */ - exit(0); - break; - default: - return; - } - glutPostRedisplay(); -} - -/* - * Main Loop Open window with initial window size, title bar, RGBA display - * mode, and handle input events. - */ -int -main(int argc, char **argv) -{ - glutInit(&argc, argv); - glutInitDisplayMode(GLUT_SINGLE | GLUT_RGB | GLUT_DEPTH); - glutCreateWindow(argv[0]); - myinit(); - glutReshapeFunc(myReshape); - glutDisplayFunc(display); - glutKeyboardFunc(key); - glutMainLoop(); - return 0; /* ANSI C requires main to return int. */ -} |