Update libressl README.DRAGONFLY for v2.4.4
[dragonfly.git] / games / trek / setwarp.c
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1 /*-
2 * Copyright (c) 1980, 1993
3 * The Regents of the University of California. All rights reserved.
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.
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.
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 $
34 #include "trek.h"
35 #include "getpar.h"
38 ** SET WARP FACTOR
40 ** The warp factor is set for future move commands. It is
41 ** checked for consistancy.
44 void
45 setwarp(int v __unused)
47 double warpfac;
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;
56 if (warpfac > 10.0) {
57 printf("Maximum speed is warp 10.0\n");
58 return;
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;