home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
AmigActive 6
/
AACD06.ISO
/
AACD
/
System
/
Mesa-3.1
/
Mesa-aux
/
book.aux
/
disk.c
< prev
next >
Wrap
C/C++ Source or Header
|
1999-06-25
|
4KB
|
124 lines
/*
* (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* Unpublished-- rights reserved under the copyright laws of the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.
*/
/*
* disk.c
* This program demonstrates the use of the quadrics
* Utility Library routines to draw circles and arcs.
*/
#include <GL/gl.h>
#include <GL/glu.h>
#include <stdlib.h>
#include <GL/glaux.h>
GLUquadricObj *quadObj;
/*
* Clear the screen. For each triangle, set the current
* * color and modify the modelview matrix.
*/
void display(void)
{
glClearColor(0.0, 0.0, 0.0, 1.0);
glClear(GL_COLOR_BUFFER_BIT);
glPushMatrix();
gluQuadricDrawStyle(quadObj, GLU_FILL);
glColor3f(1.0, 1.0, 1.0);
glTranslatef(10.0, 10.0, 0.0);
gluDisk(quadObj, 0.0, 5.0, 10, 2);
glPopMatrix();
glPushMatrix();
glColor3f(1.0, 1.0, 0.0);
glTranslatef(20.0, 20.0, 0.0);
gluPartialDisk(quadObj, 0.0, 5.0, 10, 3, 30.0, 120.0);
glPopMatrix();
glPushMatrix();
gluQuadricDrawStyle(quadObj, GLU_SILHOUETTE);
glColor3f(0.0, 1.0, 1.0);
glTranslatef(30.0, 30.0, 0.0);
gluPartialDisk(quadObj, 0.0, 5.0, 10, 3, 135.0, 270.0);
glPopMatrix();
glPushMatrix();
gluQuadricDrawStyle(quadObj, GLU_LINE);
glColor3f(1.0, 0.0, 1.0);
glTranslatef(40.0, 40.0, 0.0);
gluDisk(quadObj, 2.0, 5.0, 10, 10);
glPopMatrix();
glFlush();
}
void myinit(void)
{
quadObj = gluNewQuadric();
glShadeModel(GL_FLAT);
}
void myReshape(int w, int h)
{
glViewport(0, 0, w, h);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
if (w <= h)
glOrtho(0.0, 50.0,
0.0, 50.0 * (GLfloat) h / (GLfloat) w, -1.0, 1.0);
else
glOrtho(0.0, 50.0 * (GLfloat) w / (GLfloat) h,
0.0, 50.0, -1.0, 1.0);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
}
/*
* Main Loop
* * Open window with initial window size, title bar,
* * RGBA display mode, and handle input events.
*/
int main(int argc, char **argv)
{
auxInitDisplayMode(AUX_SINGLE | AUX_RGB);
auxInitPosition(0, 0, 500, 500);
if (!auxInitWindow(argv[0]))
auxQuit();
myinit();
auxReshapeFunc(myReshape);
auxMainLoop(display);
return 0;
}