1 /* 2 * Copyright (c) 1980 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 5.1 (Berkeley) 06/07/85"; 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 extern int scaleflag; 18 space(x0,y0,x1,y1){ 19 botx = 0.; 20 boty = 0.; 21 obotx = x0; 22 oboty = y0; 23 if(scaleflag) 24 return; 25 scalex = 780./(x1-x0); 26 scaley = 780./(y1-y0); 27 } 28