usr/src/lib/libplot/t4013/space.c

/*
 * Copyright (c) 1980 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 */

#ifndef lint
static char sccsid[] = "@(#)space.c     5.1 (Berkeley) 6/7/85";
#endif not lint

extern float botx;
extern float boty;
extern float obotx;
extern float oboty;
extern float scalex;
extern float scaley;
extern int scaleflag;
space(x0,y0,x1,y1){
        botx = 0.;
        boty = 0.;
        obotx = x0;
        oboty = y0;
        if(scaleflag)
                return;
        scalex = 780./(x1-x0);
        scaley = 780./(y1-y0);
}