usr/src/lib/libplot/vt0/space.c

#ifndef lint
static char sccsid[] = "@(#)space.c     4.1 (Berkeley) %G%";
#endif

extern float boty;
extern float botx;
extern float oboty;
extern float obotx;
extern float scalex;
extern float scaley;
float deltx 4095.;
float delty 4095.;
space(x0,y0,x1,y1){
        botx = -2047.;
        boty = -2047;
        obotx = x0;
        oboty = y0;
        scalex = deltx/(x1-x0);
        scaley = delty/(y1-y0);
}