1 /* $OpenBSD: autover.c,v 1.7 2016/01/07 14:37:51 mestre Exp $ */ 2 /* $NetBSD: autover.c,v 1.3 1995/04/22 10:58:28 cgd Exp $ */ 3 4 /* 5 * Copyright (c) 1980, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 */ 32 33 #include <stdio.h> 34 35 #include "trek.h" 36 37 /* 38 ** Automatic Override 39 ** 40 ** If we should be so unlucky as to be caught in a quadrant 41 ** with a supernova in it, this routine is called. It is 42 ** called from checkcond(). 43 ** 44 ** It sets you to a random warp (guaranteed to be over 6.0) 45 ** and starts sending you off "somewhere" (whereever that is). 46 ** 47 ** Please note that it is VERY important that you reset your 48 ** warp speed after the automatic override is called. The new 49 ** warp factor does not stay in effect for just this routine. 50 ** 51 ** This routine will never try to send you more than sqrt(2) 52 ** quadrants, since that is all that is needed. 53 */ 54 55 void 56 autover(void) 57 { 58 double dist; 59 int course; 60 61 printf("\07RED ALERT: The %s is in a supernova quadrant\n", Ship.shipname); 62 printf("*** Emergency override attempts to hurl %s to safety\n", Ship.shipname); 63 /* let's get our ass out of here */ 64 Ship.warp = 6.0 + 2.0 * franf(); 65 Ship.warp2 = Ship.warp * Ship.warp; 66 Ship.warp3 = Ship.warp2 * Ship.warp; 67 dist = 0.75 * Ship.energy / (Ship.warp3 * (Ship.shldup + 1)); 68 if (dist > 1.4142) 69 dist = 1.4142; 70 course = ranf(360); 71 Etc.nkling = -1; 72 Ship.cond = RED; 73 warp(-1, course, dist); 74 attack(0); 75 } 76