xref: /csrg-svn/lib/libplot/imagen/space.c (revision 25012)
1 /*
2  * Copyright (c) 1985 Regents of the University of California.
3  * All rights reserved.  The Berkeley software License Agreement
4  * specifies the terms and conditions for redistribution.
5  */
6 
7 #ifndef lint
8 static char sccsid[] = "@(#)space.c	5.2 (Berkeley) 09/21/85";
9 #endif not lint
10 
11 extern float botx;
12 extern float boty;
13 extern float obotx;
14 extern float oboty;
15 extern float scalex;
16 extern float scaley;
17 
18 int PlotRes = DEFRES;
19 
20 int scaleflag;
21 space(x0,y0,x1,y1){
22 	botx = 2.;
23 	boty = 2.;
24 	obotx = x0;
25 	oboty = y0;
26 	if(scaleflag)
27 		return;
28 	scalex = (8.0 * PlotRes)/(x1-x0);
29 	scaley = (8.0 * PlotRes)/(y1-y0);
30 }
31