1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 23*0Sstevel@tonic-gate /* All Rights Reserved */ 24*0Sstevel@tonic-gate 25*0Sstevel@tonic-gate 26*0Sstevel@tonic-gate /* 27*0Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 28*0Sstevel@tonic-gate * Use is subject to license terms. 29*0Sstevel@tonic-gate */ 30*0Sstevel@tonic-gate 31*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.2 */ 32*0Sstevel@tonic-gate /*LINTLIBRARY*/ 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate #include <stdlib.h> 35*0Sstevel@tonic-gate #include <stdio.h> 36*0Sstevel@tonic-gate #include "con.h" 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate float obotx = 0.0; 39*0Sstevel@tonic-gate float oboty = 0.0; 40*0Sstevel@tonic-gate float botx = 0.0; 41*0Sstevel@tonic-gate float boty = 0.0; 42*0Sstevel@tonic-gate float scalex = 1.0; 43*0Sstevel@tonic-gate float scaley = 1.0; 44*0Sstevel@tonic-gate int scaleflag = 0; 45*0Sstevel@tonic-gate int oloy = -1; 46*0Sstevel@tonic-gate int ohiy = -1; 47*0Sstevel@tonic-gate int ohix = -1; 48*0Sstevel@tonic-gate int oextra = -1; 49*0Sstevel@tonic-gate 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate void 52*0Sstevel@tonic-gate putch(char c) 53*0Sstevel@tonic-gate { 54*0Sstevel@tonic-gate (void) putc(c, stdout); 55*0Sstevel@tonic-gate } 56*0Sstevel@tonic-gate 57*0Sstevel@tonic-gate void 58*0Sstevel@tonic-gate cont(short x, short y) 59*0Sstevel@tonic-gate { 60*0Sstevel@tonic-gate short hix, hiy, lox, loy, extra; 61*0Sstevel@tonic-gate short n; 62*0Sstevel@tonic-gate x = (short)((x - obotx) * scalex + botx); 63*0Sstevel@tonic-gate y = (short)((y - oboty) * scaley + boty); 64*0Sstevel@tonic-gate hix = (x>>7) & 037; 65*0Sstevel@tonic-gate hiy = (y>>7) & 037; 66*0Sstevel@tonic-gate lox = (x>>2) & 037; 67*0Sstevel@tonic-gate loy = (y>>2) & 037; 68*0Sstevel@tonic-gate extra = x & 03 + (y<<2) & 014; 69*0Sstevel@tonic-gate n = (abs(hix - ohix) + abs(hiy - ohiy) + 6) / 12; 70*0Sstevel@tonic-gate if (hiy != ohiy) { 71*0Sstevel@tonic-gate putch(hiy|040); 72*0Sstevel@tonic-gate ohiy = hiy; 73*0Sstevel@tonic-gate } 74*0Sstevel@tonic-gate if (hix != ohix) { 75*0Sstevel@tonic-gate if (extra != oextra) { 76*0Sstevel@tonic-gate putch(extra|0140); 77*0Sstevel@tonic-gate oextra = extra; 78*0Sstevel@tonic-gate } 79*0Sstevel@tonic-gate putch(loy|0140); 80*0Sstevel@tonic-gate putch(hix|040); 81*0Sstevel@tonic-gate ohix = hix; 82*0Sstevel@tonic-gate oloy = loy; 83*0Sstevel@tonic-gate } else { 84*0Sstevel@tonic-gate if (extra != oextra) { 85*0Sstevel@tonic-gate putch(extra|0140); 86*0Sstevel@tonic-gate putch(loy|0140); 87*0Sstevel@tonic-gate oextra = extra; 88*0Sstevel@tonic-gate oloy = loy; 89*0Sstevel@tonic-gate } else if (loy != oloy) { 90*0Sstevel@tonic-gate putch(loy|0140); 91*0Sstevel@tonic-gate oloy = loy; 92*0Sstevel@tonic-gate } 93*0Sstevel@tonic-gate } 94*0Sstevel@tonic-gate putch(lox|0100); 95*0Sstevel@tonic-gate while (n--) 96*0Sstevel@tonic-gate putch(0); 97*0Sstevel@tonic-gate } 98