Mercurial > hg > early-roguelike

annotate srogue/passages.c @ 148:c8fc38d903a3

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
arogue7: ask about unidentified objects by default. The 'askme' option is on in some games and off in others, probably due to authorial preference. I am going to be consistent and turn it on in all of them.
author John "Elwin" Edwards
date Thu, 21 May 2015 09:02:15 -0400
parents 2128c7dc8a40
children 7f5f5f1ba09c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
36
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
1 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
2 * Draw the connecting passages
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
3 *
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
4 * @(#)passages.c 9.0 (rdk) 7/17/84
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
5 *
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
6 * Super-Rogue
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
7 * Copyright (C) 1984 Robert D. Kindelberger
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
8 * All rights reserved.
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
9 *
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
10 * Based on "Rogue: Exploring the Dungeons of Doom"
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
11 * Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
12 * All rights reserved.
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
13 *
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
14 * See the file LICENSE.TXT for full copyright and licensing information.
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
15 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
16
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
17 #include "rogue.h"
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
18 #include "rogue.ext"
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
19
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
20 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
21 * do_passages:
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
22 * Draw all the passages on a level.
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
23 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
24
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
25 do_passages()
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
26 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
27 reg struct rdes *r1, *r2;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
28 reg int i, j;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
29 reg int roomcount;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
30 static struct rdes {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
31 bool conn[MAXROOMS]; /* possible to connect to room i */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
32 bool isconn[MAXROOMS]; /* connection was made to room i */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
33 bool ingraph; /* this room in graph already? */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
34 } rdes[MAXROOMS] = {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
35 {{ 0, 1, 0, 1, 0, 0, 0, 0, 0 },{ 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 },
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
36 {{ 1, 0, 1, 0, 1, 0, 0, 0, 0 },{ 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 },
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
37 {{ 0, 1, 0, 0, 0, 1, 0, 0, 0 },{ 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 },
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
38 {{ 1, 0, 0, 0, 1, 0, 1, 0, 0 },{ 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 },
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
39 {{ 0, 1, 0, 1, 0, 1, 0, 1, 0 },{ 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 },
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
40 {{ 0, 0, 1, 0, 1, 0, 0, 0, 1 },{ 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 },
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
41 {{ 0, 0, 0, 1, 0, 0, 0, 1, 0 },{ 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 },
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
42 {{ 0, 0, 0, 0, 1, 0, 1, 0, 1 },{ 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 },
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
43 {{ 0, 0, 0, 0, 0, 1, 0, 1, 0 },{ 0, 0, 0, 0, 0, 0, 0, 0, 0 }, 0 },
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
44 };
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
45
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
46 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
47 * reinitialize room graph description
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
48 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
49 for (r1 = rdes; r1 < &rdes[MAXROOMS]; r1++) {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
50 for (j = 0; j < MAXROOMS; j++)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
51 r1->isconn[j] = FALSE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
52 r1->ingraph = FALSE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
53 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
54
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
55 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
56 * starting with one room, connect it to a random adjacent room and
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
57 * then pick a new room to start with.
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
58 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
59 roomcount = 1;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
60 r1 = &rdes[rnd(MAXROOMS)];
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
61 r1->ingraph = TRUE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
62 do {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
63 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
64 * find a room to connect with
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
65 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
66 j = 0;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
67 for (i = 0; i < MAXROOMS; i++)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
68 if (r1->conn[i] && !rdes[i].ingraph && rnd(++j) == 0)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
69 r2 = &rdes[i];
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
70 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
71 * if no adjacent rooms are outside the graph, pick a new room
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
72 * to look from
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
73 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
74 if (j == 0) {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
75 do {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
76 r1 = &rdes[rnd(MAXROOMS)];
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
77 } until (r1->ingraph);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
78 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
79 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
80 * otherwise, connect new room to the graph, and draw a tunnel
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
81 * to it
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
82 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
83 else {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
84 r2->ingraph = TRUE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
85 i = r1 - rdes;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
86 j = r2 - rdes;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
87 conn(i, j);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
88 r1->isconn[j] = TRUE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
89 r2->isconn[i] = TRUE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
90 roomcount++;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
91 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
92 } while (roomcount < MAXROOMS);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
93
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
94 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
95 * attempt to add passages to the graph a random number of times so
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
96 * that there isn't just one unique passage through it.
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
97 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
98 for (roomcount = rnd(5); roomcount > 0; roomcount--) {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
99 r1 = &rdes[rnd(MAXROOMS)]; /* a random room to look from */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
100 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
101 * find an adjacent room not already connected
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
102 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
103 j = 0;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset
104 for (i = 0; i < MAXROOMS; i++)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff changeset