xref: /netbsd-src/games/trek/lrscan.c (revision 06be8101a16cc95f40783b3cb7afd12112103a9a)
1 /*	$NetBSD: lrscan.c,v 1.5 1999/09/08 21:45:33 jsm 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 1.5 1999/09/08 21:45:33 jsm 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 __attribute__((__unused__));
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