1 /*- 2 * Copyright (c) 1980, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)setwarp.c 8.1 (Berkeley) 5/31/93 30 * $FreeBSD: src/games/trek/setwarp.c,v 1.2 1999/11/30 03:49:54 billf Exp $ 31 * $DragonFly: src/games/trek/setwarp.c,v 1.3 2006/09/07 21:19:44 pavalos Exp $ 32 */ 33 34 #include "trek.h" 35 #include "getpar.h" 36 37 /* 38 ** SET WARP FACTOR 39 ** 40 ** The warp factor is set for future move commands. It is 41 ** checked for consistancy. 42 */ 43 44 void 45 setwarp(int v __unused) 46 { 47 double warpfac; 48 49 warpfac = getfltpar("Warp factor"); 50 if (warpfac < 0.0) 51 return; 52 if (warpfac < 1.0) { 53 printf("Minimum warp speed is 1.0\n"); 54 return; 55 } 56 if (warpfac > 10.0) { 57 printf("Maximum speed is warp 10.0\n"); 58 return; 59 } 60 if (warpfac > 6.0) 61 printf("Damage to warp engines may occur above warp 6.0\n"); 62 Ship.warp = warpfac; 63 Ship.warp2 = Ship.warp * warpfac; 64 Ship.warp3 = Ship.warp2 * warpfac; 65 } 66