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:  *	@(#)aed.h	5.2 (Berkeley) 6/5/85
   7:  */
   8: 
   9: /*
  10:  * Displays plot files on an AED512 graphics terminal.
  11:  */
  12: 
  13: #include <stdio.h>
  14: #include <sgtty.h>
  15: 
  16: extern char dbuf[BUFSIZ];   /* Used to buffer display characters */
  17: extern struct sgttyb sgttyb;    /* Used to save terminal control bits */
  18: extern curx, cury;      /* Current screen position */
  19: extern int xbot, ybot;      /* Coordinates of screen lower-left corner */
  20: extern int scale;       /* The number of pixels per 2**12 units
  21: 				 * of world coordinates.
  22: 				 */
  23: 
  24: /* The following variables describe the screen. */
  25: 
  26: #define GRXMAX  511 /* Maximum x-coordinate of screen */
  27: #define GRYMAX  482 /* Maximum y-coordinate of screen */
Last modified: 1987-02-18
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