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SGI Developer Toolbox 6.1
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SGI Developer Toolbox 6.1 - Disc 4.iso
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src
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haeberli
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fonttools
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textmap.c
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C/C++ Source or Header
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1994-08-01
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/*
* Copyright 1991, 1992, 1993, 1994, Silicon Graphics, Inc.
* All Rights Reserved.
*
* This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;
* the contents of this file may not be disclosed to third parties, copied or
* duplicated in any form, in whole or in part, without the prior written
* permission of Silicon Graphics, Inc.
*
* RESTRICTED RIGHTS LEGEND:
* Use, duplication or disclosure by the Government is subject to restrictions
* as set forth in subdivision (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, DOD or NASA FAR Supplement. Unpublished -
* rights reserved under the Copyright Laws of the United States.
*/
/*
* textmap -
* Use texture mapping to draw text.
*
* Paul Haeberli - 1991
*
*/
#include "stdio.h"
#include "gl.h"
#include "device.h"
#include "textmap.h"
#define NREP (1)
#define WINSIZE (700)
main(argc,argv)
int argc;
char **argv;
{
texfnt *tfnt;
short val;
float t;
int i, rep;
if( argc<2 ) {
fprintf(stderr,"usage: textmap font.bw\n");
exit(1);
}
for(i=0; i<10; i++) {
tfnt = readtexfont(argv[1]);
if(!tfnt ) {
fprintf(stderr,"textmap: can't open input font\n");
exit(1);
}
fprintf(stderr,".");
}
prefsize(WINSIZE,WINSIZE);
winopen("textmap");
subpixel(1);
RGBmode();
doublebuffer();
gconfig();
qdevice(ESCKEY);
cpack(0xffe0e0e0);
clear();
swapbuffers();
blendfunction(BF_SA,BF_MSA);
texfont(tfnt);
translate(WINSIZE/2.0,WINSIZE/2.0,0.0);
scale(25.0,25.0,1.0);
while(1) {
cpack(0xffe0e0e0);
clear();
cpack(0xff000000);
for(rep=0; rep<NREP; rep++) {
pushmatrix();
for(i=0; i<20; i++) {
pushmatrix();
texcharstr(" Hello there! How do you like this?");
popmatrix();
rot(18.0,'z');
scale(0.96,0.96,0.96);
}
popmatrix();
}
swapbuffers();
rot(0.2,'z');
if(qtest()) {
switch(qread(&val)) {
case REDRAW:
reshapeviewport();
break;
case ESCKEY:
exit(0);
break;
}
}
}
}