Mercurial > hg > early-roguelike

comparison rogue4/sticks.c @ 12:9535a08ddc39

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
author edwarj4
date Sat, 24 Oct 2009 16:52:52 +0000
parents
children 1b73a8641b37
comparison
equal deleted inserted replaced
11:949d558c2162 12:9535a08ddc39
1 /*
2 * Functions to implement the various sticks one might find
3 * while wandering around the dungeon.
4 *
5 * @(#)sticks.c 4.22 (Berkeley) 5/19/82
6 *
7 * Rogue: Exploring the Dungeons of Doom
8 * Copyright (C) 1980, 1981, 1982 Michael Toy, Ken Arnold and Glenn Wichman
9 * All rights reserved.
10 *
11 * See the file LICENSE.TXT for full copyright and licensing information.
12 */
13
14 #include <curses.h>
15 #include <ctype.h>
16 #include <string.h>
17 #include "rogue.h"
18
19 /*
20 * fix_stick:
21 * Set up a new stick
22 */
23 fix_stick(cur)
24 register THING *cur;
25 {
26 if (strcmp(ws_type[cur->o_which], "staff") == 0)
27 strcpy(cur->o_damage,"2d3");
28 else
29 strcpy(cur->o_damage,"1d1");
30 strcpy(cur->o_hurldmg,"1d1");
31
32 cur->o_charges = 3 + rnd(5);
33 switch (cur->o_which)
34 {
35 case WS_HIT:
36 cur->o_hplus = 100;
37 cur->o_dplus = 3;
38 strcpy(cur->o_damage,"1d8");
39 when WS_LIGHT:
40 cur->o_charges = 10 + rnd(10);
41 }
42 }
43
44 /*
45 * do_zap:
46 * Perform a zap with a wand
47 */
48 do_zap()
49 {
50 register THING *obj, *tp;
51 register int y, x;
52 register char *name;
53
54 if ((obj = get_item("zap with", STICK)) == NULL)
55 return;
56 if (obj->o_type != STICK)
57 {
58 after = FALSE;
59 msg("you can't zap with that!");
60 return;
61 }
62 if (obj->o_charges == 0)
63 {
64 msg("nothing happens");
65 return;
66 }
67 switch (obj->o_which)
68 {
69 case WS_LIGHT:
70 /*
71 * Reddy Kilowat wand. Light up the room
72 */
73 ws_know[WS_LIGHT] = TRUE;
74 if (proom->r_flags & ISGONE)
75 msg("the corridor glows and then fades");
76 else
77 {
78 proom->r_flags &= ~ISDARK;
79 /*
80 * Light the room and put the player back up
81 */
82 enter_room(&hero);
83 addmsg("the room is lit");
84 if (!terse)
85 addmsg(" by a shimmering blue light");
86 endmsg();
87 }
88 when WS_DRAIN:
89 /*
90 * Take away 1/2 of hero's hit points, then take it away
91 * evenly from the monsters in the room (or next to hero
92 * if he is in a passage)
93 */
94 if (pstats.s_hpt < 2)
95 {
96 msg("you are too weak to use it");
97 return;
98 }
99 else
100 drain();
101 when WS_POLYMORPH:
102 case WS_TELAWAY:
103 case WS_TELTO:
104 case WS_CANCEL:
105 {
106 register char monster, oldch;
107 register int rm;
108
109 y = hero.y;
110 x = hero.x;
111 while (step_ok(winat(y, x)))
112 {
113 y += delta.y;
114 x += delta.x;
115 }
116 if ((tp = moat(y, x)) != NULL)
117 {
118 register char omonst;
119
120 omonst = monster = tp->t_type;
121 if (monster == 'F')
122 player.t_flags &= ~ISHELD;
123 if (obj->o_which == WS_POLYMORPH)
124 {
125 register THING *pp;
126
127 pp = tp->t_pack;
128 detach(mlist, tp);
129 if (see_monst(tp))
130 mvaddch(y, x, chat(y, x));
131 oldch = tp->t_oldch;
132 delta.y = y;
133 delta.x = x;
134 new_monster(tp, monster = rnd(26) + 'A', &delta);
135 if (see_monst(tp))
136 mvaddch(y, x, monster);
137 tp->t_oldch = oldch;
138 tp->t_pack = pp;
139 ws_know[WS_POLYMORPH] |= (monster != omonst);
140 }
141 else if (obj->o_which == WS_CANCEL)
142 {
143 tp->t_flags |= ISCANC;
144 tp->t_flags &= ~(ISINVIS|CANHUH);
145 tp->t_disguise = tp->t_type;
146 }
147 else
148 {
149 if (isupper(toascii(mvinch(y,x))))
150 mvaddch(y, x, tp->t_oldch);
151 if (obj->o_which == WS_TELAWAY)
152 {
153 do
154 {
155 rm = rnd_room();
156 rnd_pos(&rooms[rm], &tp->t_pos);
157 } until (winat(tp->t_pos.y, tp->t_pos.x) == FLOOR);
158 tp->t_room = roomin(&tp->t_pos);
159 tp->t_oldch = mvinch(tp->t_pos.y, tp->t_pos.x);
160 if (see_monst(tp))
161 mvaddch(tp->t_pos.y, tp->t_pos.x, tp->t_disguise);
162 else if (on(player, SEEMONST))
163 {
164 standout();
165 mvaddch(tp->t_pos.y, tp->t_pos.x, tp->t_disguise);
166 standend();
167 }
168 }
169 else
170 {
171 tp->t_pos.y = hero.y + delta.y;
172 tp->t_pos.x = hero.x + delta.x;
173
174 if (tp->t_pos.y != y || tp->t_pos.x != x)
175 tp->t_oldch = mvinch(tp->t_pos.y, tp->t_pos.x);
176 }
177 moat(y, x) = NULL;
178 moat(tp->t_pos.y, tp->t_pos.x) = tp;
179 if (tp->t_type == 'F')
180 player.t_flags &= ~ISHELD;
181 }
182 tp->t_dest = &hero;
183 tp->t_flags |= ISRUN;
184 }
185 }
186 when WS_MISSILE:
187 {
188 THING bolt;
189
190 ws_know[WS_MISSILE] = TRUE;
191 bolt.o_type = '*';
192 strcpy(bolt.o_hurldmg,"1d4");
193 bolt.o_hplus = 100;
194 bolt.o_dplus = 1;
195 bolt.o_flags = ISMISL;
196 if (cur_weapon != NULL)
197 bolt.o_launch = cur_weapon->o_which;
198 do_motion(&bolt, delta.y, delta.x);
199 if ((tp = moat(bolt.o_pos.y, bolt.o_pos.x)) != NULL && !save_throw(VS_MAGIC, tp))
200 hit_monster(unc(bolt.o_pos), &bolt);
201 else if (terse)
202 msg("missle vanishes");
203 else
204 msg("the missle vanishes with a puff of smoke");
205 }
206 when WS_HIT:
207 delta.y += hero.y;
208 delta.x += hero.x;
209 if ((tp = moat(delta.y, delta.x)) != NULL)
210 {
211 if (rnd(20) == 0)
212 {
213 strcpy(obj->o_damage,"3d8");
214 obj->o_dplus = 9;
215 }
216 else
217 {
218 strcpy(obj->o_damage,"1d8");
219 obj->o_dplus = 3;
220 }
221 fight(&delta, tp->t_type, obj, FALSE);
222 }
223 when WS_HASTE_M:
224 case WS_SLOW_M:
225 y = hero.y;
226 x = hero.x;
227 while (step_ok(winat(y, x)))
228 {
229 y += delta.y;
230 x += delta.x;
231 }
232 if ((tp = moat(y, x)) != NULL)
233 {
234 if (obj->o_which == WS_HASTE_M)
235 {
236 if (on(*tp, ISSLOW))
237 tp->t_flags &= ~ISSLOW;
238 else
239 tp->t_flags |= ISHASTE;
240 }
241 else
242 {
243 if (on(*tp, ISHASTE))
244 tp->t_flags &= ~ISHASTE;
245 else
246 tp->t_flags |= ISSLOW;
247 tp->t_turn = TRUE;
248 }
249 delta.y = y;
250 delta.x = x;
251 runto(&delta, &hero);
252 }
253 when WS_ELECT:
254 case WS_FIRE:
255 case WS_COLD:
256 if (obj->o_which == WS_ELECT)
257 name = "bolt";
258 else if (obj->o_which == WS_FIRE)
259 name = "flame";
260 else
261 name = "ice";
262 fire_bolt(&hero, &delta, name);
263 ws_know[obj->o_which] = TRUE;
264 when WS_NOP:
265 otherwise:
266 msg("what a bizarre schtick!");
267 }
268 obj->o_charges--;
269 }
270
271 /*
272 * drain:
273 * Do drain hit points from player shtick
274 */
275 drain()
276 {
277 register THING *mp;
278 register int cnt;
279 register struct room *corp;
280 register THING **dp;
281 register bool inpass;
282 static THING *drainee[40];
283
284 /*
285 * First cnt how many things we need to spread the hit points among
286 */
287 cnt = 0;
288 if (chat(hero.y, hero.x) == DOOR)
289 corp = &passages[flat(hero.y, hero.x) & F_PNUM];
290 else
291 corp = NULL;
292 inpass = (proom->r_flags & ISGONE);
293 dp = drainee;
294 for (mp = mlist; mp != NULL; mp = next(mp))
295 if (mp->t_room == proom || mp->t_room == corp ||
296 (inpass && chat(mp->t_pos.y, mp->t_pos.x) == DOOR &&
297 &passages[flat(mp->t_pos.y, mp->t_pos.x) & F_PNUM] == proom))
298 *dp++ = mp;
299 if ((cnt = dp - drainee) == 0)
300 {
301 msg("you have a tingling feeling");
302 return;
303 }
304 *dp = NULL;
305 pstats.s_hpt /= 2;
306 cnt = pstats.s_hpt / cnt;
307 /*
308 * Now zot all of the monsters
309 */
310 for (dp = drainee; *dp; dp++)
311 {
312 mp = *dp;
313 if ((mp->t_stats.s_hpt -= cnt) <= 0)
314 killed(mp, see_monst(mp));
315 else
316 runto(&mp->t_pos, &hero);
317 }
318 }
319
320 /*
321 * fire_bolt:
322 * Fire a bolt in a given direction from a specific starting place
323 */
324 fire_bolt(start, dir, name)
325 coord *start, *dir;
326 char *name;
327 {
328 register char dirch, ch;
329 register THING *tp;
330 register bool hit_hero, used, changed;
331 register int i, j;
332 coord pos;
333 coord spotpos[BOLT_LENGTH];
334 THING bolt;
335
336 bolt.o_type = WEAPON;
337 bolt.o_which = FLAME;
338 strcpy(bolt.o_hurldmg,"6d6");
339 bolt.o_hplus = 100;
340 bolt.o_dplus = 0;
341 bolt.o_flags = 0;
342 w_names[FLAME] = name;
343 switch (dir->y + dir->x)
344 {
345 case 0: dirch = '/';
346 when 1: case -1: dirch = (dir->y == 0 ? '-' : '|');
347 when 2: case -2: dirch = '\\';
348 }
349 pos = *start;
350 hit_hero = (start != &hero);
351 used = FALSE;
352 changed = FALSE;
353 for (i = 0; i < BOLT_LENGTH && !used; i++)
354 {
355 pos.y += dir->y;
356 pos.x += dir->x;
357 ch = winat(pos.y, pos.x);
358 spotpos[i] = pos;
359 switch (ch)
360 {
361 case DOOR:
362 /*
363 * this code is necessary if the hero is on a door
364 * and he fires at the wall the door is in, it would
365 * otherwise loop infinitely
366 * It is also needed if a dragon flames at the hero.
367 * If the hero is at a door, the dragon flame would bounce
368 * and could kill other monsters inadvertly.
369 */
370 if (ce(hero, pos))
371 goto def;
372 /* FALLTHROUGH */
373
374 case '|':
375 case '-':
376 case ' ':
377 if (!changed)
378 hit_hero = !hit_hero;
379 changed = FALSE;
380 dir->y = -dir->y;
381 dir->x = -dir->x;
382 i--;