xref: /csrg-svn/lib/libplot/imagen/space.c (revision 25001)
1*25001Ssam /*
2*25001Ssam  * Copyright (c) 1985 Regents of the University of California.
3*25001Ssam  * All rights reserved.  The Berkeley software License Agreement
4*25001Ssam  * specifies the terms and conditions for redistribution.
5*25001Ssam  */
6*25001Ssam 
7*25001Ssam #ifndef lint
8*25001Ssam static char sccsid[] = "@(#)space.c	5.1 (Berkeley) 09/21/85";
9*25001Ssam #endif not lint
10*25001Ssam 
11*25001Ssam extern float botx;
12*25001Ssam extern float boty;
13*25001Ssam extern float obotx;
14*25001Ssam extern float oboty;
15*25001Ssam extern float scalex;
16*25001Ssam extern float scaley;
17*25001Ssam int scaleflag;
18*25001Ssam space(x0,y0,x1,y1){
19*25001Ssam 	botx = 0.;
20*25001Ssam 	boty = 0.;
21*25001Ssam 	obotx = x0;
22*25001Ssam 	oboty = y0;
23*25001Ssam 	if(scaleflag)
24*25001Ssam 		return;
25*25001Ssam 	scalex = 2040./(x1-x0);
26*25001Ssam 	scaley = 2040./(y1-y0);
27*25001Ssam }
28