static char sccsid
[] = "@(#)open.c 4.1 (Berkeley) 6/27/83";
/* gsi plotting output routines */
/* down is line feed, up is reverse oyne feed,
left is bwckspace, right is space. 48 points per inch
vertically, 60 horizontally */
struct sgttyb ITTY
, PTTY
;
float HEIGHT
= 6.0, WIDTH
= 6.0, OFFSET
= 0.0;
int xscale
, xoffset
, yscale
;
float botx
= 0., boty
= 0., obotx
= 0., oboty
= 0.;
float scalex
= 1., scaley
= 1.;
PTTY
.sg_flags
&= ~CRMOD
; /* don't map lf */
/* initialize constants */
xscale
= 4096./(HORZRESP
* WIDTH
);
yscale
= 4096 /(VERTRESP
* HEIGHT
);
xoffset
= OFFSET
* HORZRESP
;