115511Sralph /* 2*19850Sdist * Copyright (c) 1980 Regents of the University of California. 3*19850Sdist * All rights reserved. The Berkeley software License Agreement 4*19850Sdist * specifies the terms and conditions for redistribution. 5*19850Sdist * 6*19850Sdist * @(#)aed.h 5.1 (Berkeley) 04/30/85 7*19850Sdist */ 8*19850Sdist 9*19850Sdist /* 1015511Sralph * Displays plot files on an AED512 graphics terminal. 1115511Sralph */ 1215511Sralph 1315511Sralph #include <stdio.h> 1415511Sralph #include <sgtty.h> 1515511Sralph 1615511Sralph extern char dbuf[BUFSIZ]; /* Used to buffer display characters */ 1715511Sralph extern struct sgttyb sgttyb; /* Used to save terminal control bits */ 1815511Sralph extern curx, cury; /* Current screen position */ 1915511Sralph extern int xbot, ybot; /* Coordinates of screen lower-left corner */ 2015511Sralph extern int scale; /* The number of pixels per 2**12 units 2115511Sralph * of world coordinates. 2215511Sralph */ 2315511Sralph 2415511Sralph /* The following variables describe the screen. */ 2515511Sralph 2615511Sralph #define GRXMAX 511 /* Maximum x-coordinate of screen */ 2715511Sralph #define GRYMAX 482 /* Maximum y-coordinate of screen */ 28