xref: /openbsd/games/trek/dock.c (revision 5af055cd)
1 /*	$OpenBSD: dock.c,v 1.7 2016/01/07 14:37:51 mestre Exp $	*/
2 /*	$NetBSD: dock.c,v 1.3 1995/04/22 10:58:45 cgd Exp $	*/
3 
4 /*
5  * Copyright (c) 1980, 1993
6  *	The Regents of the University of California.  All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. Neither the name of the University nor the names of its contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  */
32 
33 #include <stdio.h>
34 
35 #include "trek.h"
36 
37 /*
38 **  DOCK TO STARBASE
39 **
40 **	The starship is docked to a starbase.  For this to work you
41 **	must be adjacent to a starbase.
42 **
43 **	You get your supplies replenished and your captives are
44 **	disembarked.  Note that your score is updated now, not when
45 **	you actually take the captives.
46 **
47 **	Any repairs that need to be done are rescheduled to take
48 **	place sooner.  This provides for the faster repairs when you
49 **	are docked.
50 */
51 
52 void
53 dock(int v)
54 {
55 	int		i, j;
56 	int		ok;
57 	struct event	*e;
58 
59 	if (Ship.cond == DOCKED)
60 	{
61 		printf("Chekov: But captain, we are already docked\n");
62 		return;
63 	}
64 	/* check for ok to dock, i.e., adjacent to a starbase */
65 	ok = 0;
66 	for (i = Ship.sectx - 1; i <= Ship.sectx + 1 && !ok; i++)
67 	{
68 		if (i < 0 || i >= NSECTS)
69 			continue;
70 		for (j = Ship.secty - 1; j <= Ship.secty + 1; j++)
71 		{
72 			if (j  < 0 || j >= NSECTS)
73 				continue;
74 			if (Sect[i][j] == BASE)
75 			{
76 				ok++;
77 				break;
78 			}
79 		}
80 	}
81 	if (!ok)
82 	{
83 		printf("Chekov: But captain, we are not adjacent to a starbase.\n");
84 		return;
85 	}
86 
87 	/* restore resources */
88 	Ship.energy = Param.energy;
89 	Ship.torped = Param.torped;
90 	Ship.shield = Param.shield;
91 	Ship.crew = Param.crew;
92 	Game.captives += Param.brigfree - Ship.brigfree;
93 	Ship.brigfree = Param.brigfree;
94 
95 	/* reset ship's defenses */
96 	Ship.shldup = 0;
97 	Ship.cloaked = 0;
98 	Ship.cond = DOCKED;
99 	Ship.reserves = Param.reserves;
100 
101 	/* recalibrate space inertial navigation system */
102 	Ship.sinsbad = 0;
103 
104 	/* output any saved radio messages */
105 	dumpssradio();
106 
107 	/* reschedule any device repairs */
108 	for (i = 0; i < MAXEVENTS; i++)
109 	{
110 		e = &Event[i];
111 		if (e->evcode != E_FIXDV)
112 			continue;
113 		reschedule(e, (e->date - Now.date) * Param.dockfac);
114 	}
115 }
116 
117 
118 /*
119 **  LEAVE A STARBASE
120 **
121 **	This is the inverse of dock().  The main function it performs
122 **	is to reschedule any damages so that they will take longer.
123 */
124 
125 void
126 undock(int v)
127 {
128 	struct event	*e;
129 	int		i;
130 
131 	if (Ship.cond != DOCKED)
132 	{
133 		printf("Sulu: Pardon me captain, but we are not docked.\n");
134 		return;
135 	}
136 	Ship.cond = GREEN;
137 	Move.free = 0;
138 
139 	/* reschedule device repair times (again) */
140 	for (i = 0; i < MAXEVENTS; i++)
141 	{
142 		e = &Event[i];
143 		if (e->evcode != E_FIXDV)
144 			continue;
145 		reschedule(e, (e->date - Now.date) / Param.dockfac);
146 	}
147 }
148