1: /*      $NetBSD: setwarp.c,v 1.6 2003/08/07 09:37:54 agc Exp $       */
    2: 
    3: /*
    4:  * Copyright (c) 1980, 1993
    5:  *      The Regents of the University of California.  All rights reserved.
    6:  *
    7:  * Redistribution and use in source and binary forms, with or without
    8:  * modification, are permitted provided that the following conditions
    9:  * are met:
   10:  * 1. Redistributions of source code must retain the above copyright
   11:  *    notice, this list of conditions and the following disclaimer.
   12:  * 2. Redistributions in binary form must reproduce the above copyright
   13:  *    notice, this list of conditions and the following disclaimer in the
   14:  *    documentation and/or other materials provided with the distribution.
   15:  * 3. Neither the name of the University nor the names of its contributors
   16:  *    may be used to endorse or promote products derived from this software
   17:  *    without specific prior written permission.
   18:  *
   19:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
   20:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   21:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   22:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   23:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   24:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   25:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   26:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   27:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   28:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   29:  * SUCH DAMAGE.
   30:  */
   31: 
   32: #include <sys/cdefs.h>
   33: #ifndef lint
   34: #if 0
   35: static char sccsid[] = "@(#)setwarp.c   8.1 (Berkeley) 5/31/93";
   36: #else
   37: __RCSID("$NetBSD: setwarp.c,v 1.6 2003/08/07 09:37:54 agc Exp $");
   38: #endif
   39: #endif /* not lint */
   40: 
   41: #include <stdio.h>
   42: #include "trek.h"
   43: #include "getpar.h"
   44: 
   45: /*
   46: **  SET WARP FACTOR
   47: **
   48: **      The warp factor is set for future move commands.  It is
   49: **      checked for consistancy.
   50: */
   51: 
   52: /*ARGSUSED*/
   53: void
   54: setwarp(v)
   55:         int v __attribute__((__unused__));
   56: {
   57:         double warpfac;
   58: 
   59:         warpfac = getfltpar("Warp factor");
   60:         if (warpfac < 0.0)
   61:                 return;
   62:         if (warpfac < 1.0) {
   63:                 printf("Minimum warp speed is 1.0\n");
   64:                 return;
   65:         }
   66:         if (warpfac > 10.0) {
   67:                 printf("Maximum speed is warp 10.0\n");
   68:                 return;
   69:         }
   70:         if (warpfac > 6.0)
   71:                 printf("Damage to warp engines may occur above warp 6.0\n");
   72:         Ship.warp = warpfac;
   73:         Ship.warp2 = Ship.warp * warpfac;
   74:         Ship.warp3 = Ship.warp2 * warpfac;
   75: }