Home | History | Annotate | Line # | Download | only in trek
lrscan.c revision 1.4 
      1 /*	$NetBSD: lrscan.c,v 1.4 1997/10/12 21:24:59 christos 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. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  */
     35 
     36 #include <sys/cdefs.h>
     37 #ifndef lint
     38 #if 0
     39 static char sccsid[] = "@(#)lrscan.c	8.1 (Berkeley) 5/31/93";
     40 #else
     41 __RCSID("$NetBSD: lrscan.c,v 1.4 1997/10/12 21:24:59 christos Exp $");
     42 #endif
     43 #endif /* not lint */
     44 
     45 #include <stdio.h>
     46 #include "trek.h"
     47 
     48 /*
     49 **  LONG RANGE OF SCANNERS
     50 **
     51 **	A summary of the quadrants that surround you is printed.  The
     52 **	hundreds digit is the number of Klingons in the quadrant,
     53 **	the tens digit is the number of starbases, and the units digit
     54 **	is the number of stars.  If the printout is "///" it means
     55 **	that that quadrant is rendered uninhabitable by a supernova.
     56 **	It also updates the "scanned" field of the quadrants it scans,
     57 **	for future use by the "chart" option of the computer.
     58 */
     59 
     60 /*ARGSUSED*/
     61 void
     62 lrscan(v)
     63 	int v;
     64 {
     65 	int		i, j;
     66 	struct quad	*q;
     67 
     68 	if (check_out(LRSCAN))
     69 	{
     70 		return;
     71 	}
     72 	printf("Long range scan for quadrant %d,%d\n\n", Ship.quadx, Ship.quady);
     73 
     74 	/* print the header on top */
     75 	for (j = Ship.quady - 1; j <= Ship.quady + 1; j++)
     76 	{
     77 		if (j < 0 || j >= NQUADS)
     78 			printf("      ");
     79 		else
     80 			printf("     %1d", j);
     81 	}
     82 
     83 	/* scan the quadrants */
     84 	for (i = Ship.quadx - 1; i <= Ship.quadx + 1; i++)
     85 	{
     86 		printf("\n  -------------------\n");
     87 		if (i < 0 || i >= NQUADS)
     88 		{
     89 			/* negative energy barrier */
     90 			printf("  !  *  !  *  !  *  !");
     91 			continue;
     92 		}
     93 
     94 		/* print the left hand margin */
     95 		printf("%1d !", i);
     96 		for (j = Ship.quady - 1; j <= Ship.quady + 1; j++)
     97 		{
     98 			if (j < 0 || j >= NQUADS)
     99 			{
    100 				/* negative energy barrier again */
    101 				printf("  *  !");
    102 				continue;
    103 			}
    104 			q = &Quad[i][j];
    105 			if (q->stars < 0)
    106 			{
    107 				/* supernova */
    108 				printf(" /// !");
    109 				q->scanned = 1000;
    110 				continue;
    111 			}
    112 			q->scanned = q->klings * 100 + q->bases * 10 + q->stars;
    113 			printf(" %3d !", q->scanned);
    114 		}
    115 	}
    116 	printf("\n  -------------------\n");
    117 	return;
    118 }
    119