room.c revision 1.7 1 /* $NetBSD: room.c,v 1.7 2003/08/07 09:37:40 agc Exp $ */
2
3 /*
4 * Copyright (c) 1988, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Timothy C. Stoehr.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34
35 #include <sys/cdefs.h>
36 #ifndef lint
37 #if 0
38 static char sccsid[] = "@(#)room.c 8.1 (Berkeley) 5/31/93";
39 #else
40 __RCSID("$NetBSD: room.c,v 1.7 2003/08/07 09:37:40 agc Exp $");
41 #endif
42 #endif /* not lint */
43
44 /*
45 * room.c
46 *
47 * This source herein may be modified and/or distributed by anybody who
48 * so desires, with the following restrictions:
49 * 1.) No portion of this notice shall be removed.
50 * 2.) Credit shall not be taken for the creation of this source.
51 * 3.) This code is not to be traded, sold, or used for personal
52 * gain or profit.
53 *
54 */
55
56 #include "rogue.h"
57
58 room rooms[MAXROOMS];
59 boolean rooms_visited[MAXROOMS];
60
61 #define NOPTS 7
62
63 struct option {
64 const char *prompt;
65 boolean is_bool;
66 char **strval;
67 boolean *bval;
68 } options[NOPTS] = {
69 {
70 "Show position only at end of run (\"jump\"): ",
71 1, (char **) 0, &jump
72 },
73 {
74 "Follow turnings in passageways (\"passgo\"): ",
75 1, (char **) 0, &passgo
76 },
77 {
78 "Don't print skull when killed (\"noskull\" or \"notombstone\"): ",
79 1, (char **) 0, &no_skull
80 },
81 {
82 "Ask player before saying 'Okay, bye-bye!' (\"askquit\"): ",
83 1, (char **) 0, &ask_quit
84 },
85 {
86 "Name (\"name\"): ",
87 0, &nick_name
88 },
89 {
90 "Fruit (\"fruit\"): ",
91 0, &fruit
92 },
93 {
94 "Save file (\"file\"): ",
95 0, &save_file
96 }
97 };
98
99 void
100 light_up_room(rn)
101 int rn;
102 {
103 short i, j;
104
105 if (!blind) {
106 for (i = rooms[rn].top_row;
107 i <= rooms[rn].bottom_row; i++) {
108 for (j = rooms[rn].left_col;
109 j <= rooms[rn].right_col; j++) {
110 if (dungeon[i][j] & MONSTER) {
111 object *monster;
112
113 if ((monster = object_at(
114 &level_monsters, i, j)) != NULL) {
115 dungeon[monster->row][monster->col] &= (~MONSTER);
116 monster->trail_char =
117 get_dungeon_char(monster->row, monster->col);
118 dungeon[monster->row][monster->col] |= MONSTER;
119 }
120 }
121 mvaddch(i, j, get_dungeon_char(i, j));
122 }
123 }
124 mvaddch(rogue.row, rogue.col, rogue.fchar);
125 }
126 }
127
128 void
129 light_passage(row, col)
130 int row, col;
131 {
132 short i, j, i_end, j_end;
133
134 if (blind) {
135 return;
136 }
137 i_end = (row < (DROWS-2)) ? 1 : 0;
138 j_end = (col < (DCOLS-1)) ? 1 : 0;
139
140 for (i = ((row > MIN_ROW) ? -1 : 0); i <= i_end; i++) {
141 for (j = ((col > 0) ? -1 : 0); j <= j_end; j++) {
142 if (can_move(row, col, row+i, col+j)) {
143 mvaddch(row+i, col+j, get_dungeon_char(row+i, col+j));
144 }
145 }
146 }
147 }
148
149 void
150 darken_room(rn)
151 short rn;
152 {
153 short i, j;
154
155 for (i = rooms[rn].top_row + 1; i < rooms[rn].bottom_row; i++) {
156 for (j = rooms[rn].left_col + 1; j < rooms[rn].right_col; j++) {
157 if (blind) {
158 mvaddch(i, j, ' ');
159 } else {
160 if (!(dungeon[i][j] & (OBJECT | STAIRS)) &&
161 !(detect_monster && (dungeon[i][j] & MONSTER))) {
162 if (!imitating(i, j)) {
163 mvaddch(i, j, ' ');
164 }
165 if ((dungeon[i][j] & TRAP) && (!(dungeon[i][j] & HIDDEN))) {
166 mvaddch(i, j, '^');
167 }
168 }
169 }
170 }
171 }
172 }
173
174 char
175 get_dungeon_char(row, col)
176 short row, col;
177 {
178 unsigned short mask = dungeon[row][col];
179
180 if (mask & MONSTER) {
181 return(gmc_row_col(row, col));
182 }
183 if (mask & OBJECT) {
184 object *obj;
185
186 obj = object_at(&level_objects, row, col);
187 return(get_mask_char(obj->what_is));
188 }
189 if (mask & (TUNNEL | STAIRS | HORWALL | VERTWALL | FLOOR | DOOR)) {
190 if ((mask & (TUNNEL| STAIRS)) && (!(mask & HIDDEN))) {
191 return(((mask & STAIRS) ? '%' : '#'));
192 }
193 if (mask & HORWALL) {
194 return('-');
195 }
196 if (mask & VERTWALL) {
197 return('|');
198 }
199 if (mask & FLOOR) {
200 if (mask & TRAP) {
201 if (!(dungeon[row][col] & HIDDEN)) {
202 return('^');
203 }
204 }
205 return('.');
206 }
207 if (mask & DOOR) {
208 if (mask & HIDDEN) {
209 if (((col > 0) && (dungeon[row][col-1] & HORWALL)) ||
210 ((col < (DCOLS-1)) && (dungeon[row][col+1] & HORWALL))) {
211 return('-');
212 } else {
213 return('|');
214 }
215 } else {
216 return('+');
217 }
218 }
219 }
220 return(' ');
221 }
222
223 char
224 get_mask_char(mask)
225 unsigned short mask;
226 {
227 switch(mask) {
228 case SCROL:
229 return('?');
230 case POTION:
231 return('!');
232 case GOLD:
233 return('*');
234 case FOOD:
235 return(':');
236 case WAND:
237 return('/');
238 case ARMOR:
239 return(']');
240 case WEAPON:
241 return(')');
242 case RING:
243 return('=');
244 case AMULET:
245 return(',');
246 default:
247 return('~'); /* unknown, something is wrong */
248 }
249 }
250
251 void
252 gr_row_col(row, col, mask)
253 short *row, *col;
254 unsigned short mask;
255 {
256 short rn;
257 short r, c;
258
259 do {
260 r = get_rand(MIN_ROW, DROWS-2);
261 c = get_rand(0, DCOLS-1);
262 rn = get_room_number(r, c);
263 } while ((rn == NO_ROOM) ||
264 (!(dungeon[r][c] & mask)) ||
265 (dungeon[r][c] & (~mask)) ||
266 (!(rooms[rn].is_room & (R_ROOM | R_MAZE))) ||
267 ((r == rogue.row) && (c == rogue.col)));
268
269 *row = r;
270 *col = c;
271 }
272
273 short
274 gr_room()
275 {
276 short i;
277
278 do {
279 i = get_rand(0, MAXROOMS-1);
280 } while (!(rooms[i].is_room & (R_ROOM | R_MAZE)));
281
282 return(i);
283 }
284
285 short
286 party_objects(rn)
287 int rn;
288 {
289 short i, j, nf = 0;
290 object *obj;
291 short n, N, row, col;
292 boolean found;
293
294 row = col = 0;
295 N = ((rooms[rn].bottom_row - rooms[rn].top_row) - 1) *
296 ((rooms[rn].right_col - rooms[rn].left_col) - 1);
297 n = get_rand(5, 10);
298 if (n > N) {
299 n = N - 2;
300 }
301 for (i = 0; i < n; i++) {
302 for (j = found = 0; ((!found) && (j < 250)); j++) {
303 row = get_rand(rooms[rn].top_row+1,
304 rooms[rn].bottom_row-1);
305 col = get_rand(rooms[rn].left_col+1,
306 rooms[rn].right_col-1);
307 if ((dungeon[row][col] == FLOOR) || (dungeon[row][col] == TUNNEL)) {
308 found = 1;
309 }
310 }
311 if (found) {
312 obj = gr_object();
313 place_at(obj, row, col);
314 nf++;
315 }
316 }
317 return(nf);
318 }
319
320 short
321 get_room_number(row, col)
322 int row, col;
323 {
324 short i;
325
326 for (i = 0; i < MAXROOMS; i++) {
327 if ((row >= rooms[i].top_row) && (row <= rooms[i].bottom_row) &&
328 (col >= rooms[i].left_col) && (col <= rooms[i].right_col)) {
329 return(i);
330 }
331 }
332 return(NO_ROOM);
333 }
334
335 boolean
336 is_all_connected()
337 {
338 short i, starting_room;
339
340 starting_room = 0;
341 for (i = 0; i < MAXROOMS; i++) {
342 rooms_visited[i] = 0;
343 if (rooms[i].is_room & (R_ROOM | R_MAZE)) {
344 starting_room = i;
345 }
346 }
347
348 visit_rooms(starting_room);
349
350 for (i = 0; i < MAXROOMS; i++) {
351 if ((rooms[i].is_room & (R_ROOM | R_MAZE)) && (!rooms_visited[i])) {
352 return(0);
353 }
354 }
355 return(1);
356 }
357
358 void
359 visit_rooms(rn)
360 int rn;
361 {
362 short i;
363 short oth_rn;
364
365 rooms_visited[rn] = 1;
366
367 for (i = 0; i < 4; i++) {
368 oth_rn = rooms[rn].doors[i].oth_room;
369 if ((oth_rn >= 0) && (!rooms_visited[oth_rn])) {
370 visit_rooms(oth_rn);
371 }
372 }
373 }
374
375 void
376 draw_magic_map()
377 {
378 short i, j, ch, och;
379 unsigned short mask = (HORWALL | VERTWALL | DOOR | TUNNEL | TRAP | STAIRS |
380 MONSTER);
381 unsigned short s;
382
383 for (i = 0; i < DROWS; i++) {
384 for (j = 0; j < DCOLS; j++) {
385 s = dungeon[i][j];
386 if (s & mask) {
387 if (((ch = mvinch(i, j)) == ' ') ||
388 ((ch >= 'A') && (ch <= 'Z')) || (s & (TRAP | HIDDEN))) {
389 och = ch;
390 dungeon[i][j] &= (~HIDDEN);
391 if (s & HORWALL) {
392 ch = '-';
393 } else if (s & VERTWALL) {
394 ch = '|';
395 } else if (s & DOOR) {
396 ch = '+';
397 } else if (s & TRAP) {
398 ch = '^';
399 } else if (s & STAIRS) {
400 ch = '%';
401 } else if (s & TUNNEL) {
402 ch = '#';
403 } else {
404 continue;
405 }
406 if ((!(s & MONSTER)) || (och == ' ')) {
407 addch(ch);
408 }
409 if (s & MONSTER) {
410 object *monster;
411
412 if ((monster = object_at(
413 &level_monsters, i, j))
414 != NULL) {
415 monster->trail_char =
416 ch;
417 }
418 }
419 }
420 }
421 }
422 }
423 }
424
425 void
426 dr_course(monster, entering, row, col)
427 object *monster;
428 boolean entering;
429 short row, col;
430 {
431 short i, j, k, rn;
432 short r, rr;
433
434 monster->row = row;
435 monster->col = col;
436
437 if (mon_sees(monster, rogue.row, rogue.col)) {
438 monster->trow = NO_ROOM;
439 return;
440 }
441 rn = get_room_number(row, col);
442
443 if (entering) { /* entering room */
444 /* look for door to some other room */
445 r = get_rand(0, MAXROOMS-1);
446 for (i = 0; i < MAXROOMS; i++) {
447 rr = (r + i) % MAXROOMS;
448 if ((!(rooms[rr].is_room & (R_ROOM | R_MAZE))) || (rr == rn)) {
449 continue;
450 }
451 for (k = 0; k < 4; k++) {
452 if (rooms[rr].doors[k].oth_room == rn) {
453 monster->trow = rooms[rr].doors[k].oth_row;
454 monster->tcol = rooms[rr].doors[k].oth_col;
455 if ((monster->trow == row) &&
456 (monster->tcol == col)) {
457 continue;
458 }
459 return;
460 }
461 }
462 }
463 /* look for door to dead end */
464 for (i = rooms[rn].top_row; i <= rooms[rn].bottom_row; i++) {
465 for (j = rooms[rn].left_col; j <= rooms[rn].right_col; j++) {
466 if ((i != monster->row) && (j != monster->col) &&
467 (dungeon[i][j] & DOOR)) {
468 monster->trow = i;
469 monster->tcol = j;
470 return;
471 }
472 }
473 }
474 /* return monster to room that he came from */
475 for (i = 0; i < MAXROOMS; i++) {
476 for (j = 0; j < 4; j++) {
477 if (rooms[i].doors[j].oth_room == rn) {
478 for (k = 0; k < 4; k++) {
479 if (rooms[rn].doors[k].oth_room == i) {
480 monster->trow = rooms[rn].doors[k].oth_row;
481 monster->tcol = rooms[rn].doors[k].oth_col;
482 return;
483 }
484 }
485 }
486 }
487 }
488 /* no place to send monster */
489 monster->trow = NO_ROOM;
490 } else { /* exiting room */
491 if (!get_oth_room(rn, &row, &col)) {
492 monster->trow = NO_ROOM;
493 } else {
494 monster->trow = row;
495 monster->tcol = col;
496 }
497 }
498 }
499
500 boolean
501 get_oth_room(rn, row, col)
502 short rn, *row, *col;
503 {
504 short d = -1;
505
506 if (*row == rooms[rn].top_row) {
507 d = UPWARD/2;
508 } else if (*row == rooms[rn].bottom_row) {
509 d = DOWN/2;
510 } else if (*col == rooms[rn].left_col) {
511 d = LEFT/2;
512 } else if (*col == rooms[rn].right_col) {
513 d = RIGHT/2;
514 }
515 if ((d != -1) && (rooms[rn].doors[d].oth_room >= 0)) {
516 *row = rooms[rn].doors[d].oth_row;
517 *col = rooms[rn].doors[d].oth_col;
518 return(1);
519 }
520 return(0);
521 }
522
523 void
524 edit_opts()
525 {
526 char save[NOPTS+1][DCOLS];
527 short i, j;
528 short ch;
529 boolean done = 0;
530 char buf[MAX_OPT_LEN + 2];
531
532 for (i = 0; i < NOPTS+1; i++) {
533 for (j = 0; j < DCOLS; j++) {
534 save[i][j] = mvinch(i, j);
535 }
536 if (i < NOPTS) {
537 opt_show(i);
538 }
539 }
540 opt_go(0);
541 i = 0;
542
543 while (!done) {
544 refresh();
545 ch = rgetchar();
546 CH:
547 switch(ch) {
548 case '\033':
549 done = 1;
550 break;
551 case '\012':
552 case '\015':
553 if (i == (NOPTS - 1)) {
554 mvaddstr(NOPTS, 0, press_space);
555 refresh();
556 wait_for_ack();
557 done = 1;
558 } else {
559 i++;
560 opt_go(i);
561 }
562 break;
563 case '-':
564 if (i > 0) {
565 opt_go(--i);
566 } else {
567 sound_bell();
568 }
569 break;
570 case 't':
571 case 'T':
572 case 'f':
573 case 'F':
574 if (options[i].is_bool) {
575 *(options[i].bval) = (((ch == 't') || (ch == 'T')) ? 1 : 0);
576 opt_show(i);
577 opt_go(++i);
578 break;
579 }
580 default:
581 if (options[i].is_bool) {
582 sound_bell();
583 break;
584 }
585 j = 0;
586 if ((ch == '\010') || ((ch >= ' ') && (ch <= '~'))) {
587 opt_erase(i);
588 do {
589 if ((ch >= ' ') && (ch <= '~') && (j < MAX_OPT_LEN)) {
590 buf[j++] = ch;
591 buf[j] = '\0';
592 addch(ch);
593 } else if ((ch == '\010') && (j > 0)) {
594 buf[--j] = '\0';
595 move(i, j + strlen(options[i].prompt));
596 addch(' ');
597 move(i, j + strlen(options[i].prompt));
598 }
599 refresh();
600 ch = rgetchar();
601 } while ((ch != '\012') && (ch != '\015') && (ch != '\033'));
602 if (j != 0) {
603 (void) strcpy(*(options[i].strval), buf);
604 }
605 opt_show(i);
606 goto CH;
607 } else {
608 sound_bell();
609 }
610 break;
611 }
612 }
613
614 for (i = 0; i < NOPTS+1; i++) {
615 move(i, 0);
616 for (j = 0; j < DCOLS; j++) {
617 addch(save[i][j]);
618 }
619 }
620 }
621
622 void
623 opt_show(i)
624 int i;
625 {
626 const char *s;
627 struct option *opt = &options[i];
628
629 opt_erase(i);
630
631 if (opt->is_bool) {
632 s = *(opt->bval) ? "True" : "False";
633 } else {
634 s = *(opt->strval);
635 }
636 addstr(s);
637 }
638
639 void
640 opt_erase(i)
641 int i;
642 {
643 struct option *opt = &options[i];
644
645 mvaddstr(i, 0, opt->prompt);
646 clrtoeol();
647 }
648
649 void
650 opt_go(i)
651 int i;
652 {
653 move(i, strlen(options[i].prompt));
654 }
655
656 void
657 do_shell()
658 {
659 #ifdef UNIX
660 const char *sh;
661
662 md_ignore_signals();
663 if (!(sh = md_getenv("SHELL"))) {
664 sh = "/bin/sh";
665 }
666 move(LINES-1, 0);
667 refresh();
668 stop_window();
669 printf("\nCreating new shell...\n");
670 md_shell(sh);
671 start_window();
672 wrefresh(curscr);
673 md_heed_signals();
674 #endif
675 }
676