gigi.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
#ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.1 */
/*
* Copyright (c) 1983, 1984 1985, 1986, 1987, 1988, Sun Microsystems, Inc.
* All Rights Reserved.
*/
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*/
/*
* Displays plot files on a gigi "graphics" terminal.
*/
#include <stdio.h>
#include <math.h>
#define ESC 033
#define PI 3.141592659
/*
* The graphics address range is 0..XMAX, YMAX..0 where (0, YMAX) is the
* lower left corner.
*/
#define XMAX 767
#define YMAX 479
#define xsc(xi) ((int) ((xi -lowx)*scalex +0.5))
#define ysc(yi) ((int) (YMAX - (yi - lowy)*scaley +0.5))
extern int currentx;
extern int currenty;
extern double lowx;
extern double lowy;
extern double scalex;
extern double scaley;