games/trek/setwarp.c

1.3  cgd /*	$NetBSD: setwarp.c,v 1.3 1995/04/22 10:59:27 cgd Exp $	*/
1.3  cgd
1.1  cgd /*
1.3  cgd  * Copyright (c) 1980, 1993
1.3  cgd  *	The Regents of the University of California.  All rights reserved.
1.1  cgd  *
1.1  cgd  * Redistribution and use in source and binary forms, with or without
1.1  cgd  * modification, are permitted provided that the following conditions
1.1  cgd  * are met:
1.1  cgd  * 1. Redistributions of source code must retain the above copyright
1.1  cgd  *    notice, this list of conditions and the following disclaimer.
1.1  cgd  * 2. Redistributions in binary form must reproduce the above copyright
1.1  cgd  *    notice, this list of conditions and the following disclaimer in the
1.1  cgd  *    documentation and/or other materials provided with the distribution.
1.1  cgd  * 3. All advertising materials mentioning features or use of this software
1.1  cgd  *    must display the following acknowledgement:
1.1  cgd  *	This product includes software developed by the University of
1.1  cgd  *	California, Berkeley and its contributors.
1.1  cgd  * 4. Neither the name of the University nor the names of its contributors
1.1  cgd  *    may be used to endorse or promote products derived from this software
1.1  cgd  *    without specific prior written permission.
1.1  cgd  *
1.1  cgd  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
1.1  cgd  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1.1  cgd  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1.1  cgd  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
1.1  cgd  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1.1  cgd  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
1.1  cgd  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
1.1  cgd  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
1.1  cgd  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
1.1  cgd  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
1.1  cgd  * SUCH DAMAGE.
1.1  cgd  */
1.1  cgd
1.1  cgd #ifndef lint
1.3  cgd #if 0
1.3  cgd static char sccsid[] = "@(#)setwarp.c	8.1 (Berkeley) 5/31/93";
1.3  cgd #else
1.3  cgd static char rcsid[] = "$NetBSD: setwarp.c,v 1.3 1995/04/22 10:59:27 cgd Exp $";
1.3  cgd #endif
1.1  cgd #endif /* not lint */
1.1  cgd
1.1  cgd # include	"trek.h"
1.1  cgd # include	"getpar.h"
1.1  cgd
1.1  cgd /*
1.1  cgd **  SET WARP FACTOR
1.1  cgd **
1.1  cgd **	The warp factor is set for future move commands.  It is
1.1  cgd **	checked for consistancy.
1.1  cgd */
1.1  cgd
1.1  cgd setwarp()
1.1  cgd {
1.1  cgd 	double	warpfac;
1.1  cgd
1.1  cgd 	warpfac = getfltpar("Warp factor");
1.1  cgd 	if (warpfac < 0.0)
1.1  cgd 		return;
1.1  cgd 	if (warpfac < 1.0)
1.1  cgd 		return (printf("Minimum warp speed is 1.0\n"));
1.1  cgd 	if (warpfac > 10.0)
1.1  cgd 		return (printf("Maximum speed is warp 10.0\n"));
1.1  cgd 	if (warpfac > 6.0)
1.1  cgd 		printf("Damage to warp engines may occur above warp 6.0\n");
1.1  cgd 	Ship.warp = warpfac;
1.1  cgd 	Ship.warp2 = Ship.warp * warpfac;
1.1  cgd 	Ship.warp3 = Ship.warp2 * warpfac;
1.1  cgd }