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. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)setwarp.c 8.1 (Berkeley) 5/31/93 34 * $FreeBSD: src/games/trek/setwarp.c,v 1.2 1999/11/30 03:49:54 billf Exp $ 35 * $DragonFly: src/games/trek/setwarp.c,v 1.2 2003/06/17 04:25:25 dillon Exp $ 36 */ 37 38 # include "trek.h" 39 # include "getpar.h" 40 41 /* 42 ** SET WARP FACTOR 43 ** 44 ** The warp factor is set for future move commands. It is 45 ** checked for consistancy. 46 */ 47 48 setwarp() 49 { 50 double warpfac; 51 52 warpfac = getfltpar("Warp factor"); 53 if (warpfac < 0.0) 54 return; 55 if (warpfac < 1.0) 56 return (printf("Minimum warp speed is 1.0\n")); 57 if (warpfac > 10.0) 58 return (printf("Maximum speed is warp 10.0\n")); 59 if (warpfac > 6.0) 60 printf("Damage to warp engines may occur above warp 6.0\n"); 61 Ship.warp = warpfac; 62 Ship.warp2 = Ship.warp * warpfac; 63 Ship.warp3 = Ship.warp2 * warpfac; 64 } 65