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-rw-r--r--progs/redbook/bezcurve.c114
1 files changed, 0 insertions, 114 deletions
diff --git a/progs/redbook/bezcurve.c b/progs/redbook/bezcurve.c
deleted file mode 100644
index 60a9c68080..0000000000
--- a/progs/redbook/bezcurve.c
+++ /dev/null
@@ -1,114 +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- * Unpublished-- rights reserved under the copyright laws of the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.
- */
-
-/* bezcurve.c
- * This program uses evaluators to draw a Bezier curve.
- */
-#include <stdlib.h>
-#include <GL/glut.h>
-
-GLfloat ctrlpoints[4][3] = {
- { -4.0, -4.0, 0.0}, { -2.0, 4.0, 0.0},
- {2.0, -4.0, 0.0}, {4.0, 4.0, 0.0}};
-
-static void init(void)
-{
- glClearColor(0.0, 0.0, 0.0, 0.0);
- glShadeModel(GL_FLAT);
- glMap1f(GL_MAP1_VERTEX_3, 0.0, 1.0, 3, 4, &ctrlpoints[0][0]);
- glEnable(GL_MAP1_VERTEX_3);
-}
-
-static void display(void)
-{
- int i;
-
- glClear(GL_COLOR_BUFFER_BIT);
- glColor3f(1.0, 1.0, 1.0);
- glBegin(GL_LINE_STRIP);
- for (i = 0; i <= 30; i++)
- glEvalCoord1f((GLfloat) i/30.0);
- glEnd();
- /* The following code displays the control points as dots. */
- glPointSize(5.0);
- glColor3f(1.0, 1.0, 0.0);
- glBegin(GL_POINTS);
- for (i = 0; i < 4; i++)
- glVertex3fv(&ctrlpoints[i][0]);
- glEnd();
- glFlush();
-}
-
-static void reshape(int w, int h)
-{
- glViewport(0, 0, (GLsizei) w, (GLsizei) h);
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- if (w <= h)
- glOrtho(-5.0, 5.0, -5.0*(GLfloat)h/(GLfloat)w,
- 5.0*(GLfloat)h/(GLfloat)w, -5.0, 5.0);
- else
- glOrtho(-5.0*(GLfloat)w/(GLfloat)h,
- 5.0*(GLfloat)w/(GLfloat)h, -5.0, 5.0, -5.0, 5.0);
- 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);
- glutInitWindowSize (500, 500);
- glutInitWindowPosition (100, 100);
- glutCreateWindow (argv[0]);
- init ();
- glutDisplayFunc(display);
- glutReshapeFunc(reshape);
- glutKeyboardFunc (keyboard);
- glutMainLoop();
- return 0;
-}