2 * Copyright (c) 1988, 1993
3 * The Regents of the University of California. All rights reserved.
5 * This code is derived from software contributed to Berkeley by
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36 * @(#)zap.c 8.1 (Berkeley) 5/31/93
37 * $FreeBSD: src/games/rogue/zap.c,v 1.3 1999/11/30 03:49:29 billf Exp $
38 * $DragonFly: src/games/rogue/zap.c,v 1.3 2006/09/02 19:31:07 pavalos Exp $
44 * This source herein may be modified and/or distributed by anybody who
45 * so desires, with the following restrictions:
46 * 1.) No portion of this notice shall be removed.
47 * 2.) Credit shall not be taken for the creation of this source.
48 * 3.) This code is not to be traded, sold, or used for personal
57 extern boolean being_held, score_only, detect_monster;
58 extern short cur_room;
60 static object *get_zapped_monster(short, short *, short *);
61 static void zap_monster(object *, unsigned short);
62 static void tele_away(object *);
63 static void wdrain_life(object *);
69 boolean first_miss = 1;
71 short dir, d, row, col;
74 while (!is_direction(dir = rgetchar(), &d)) {
77 message("direction? ", 0);
85 if ((wch = pack_letter("zap with what?", WAND)) == CANCEL) {
90 if (!(wand = get_letter_object(wch))) {
91 message("no such item.", 0);
94 if (wand->what_is != WAND) {
95 message("you can't zap with that", 0);
98 if (wand->class <= 0) {
99 message("nothing happens", 0);
102 row = rogue.row; col = rogue.col;
103 if ((wand->which_kind == COLD) || (wand->which_kind == FIRE)) {
104 bounce((short) wand->which_kind, d, row, col, 0);
106 monster = get_zapped_monster(d, &row, &col);
107 if (wand->which_kind == DRAIN_LIFE) {
108 wdrain_life(monster);
109 } else if (monster) {
112 zap_monster(monster, wand->which_kind);
121 get_zapped_monster(short dir, short *row, short *col)
126 orow = *row; ocol = *col;
127 get_dir_rc(dir, row, col, 0);
128 if (((*row == orow) && (*col == ocol)) ||
129 (dungeon[*row][*col] & (HORWALL | VERTWALL)) ||
130 (dungeon[*row][*col] == NOTHING)) {
133 if (dungeon[*row][*col] & MONSTER) {
134 if (!imitating(*row, *col)) {
135 return(object_at(&level_monsters, *row, *col));
142 zap_monster(object *monster, unsigned short kind)
153 if (monster->m_flags & HASTED) {
154 monster->m_flags &= (~HASTED);
156 monster->slowed_toggle = 0;
157 monster->m_flags |= SLOWED;
161 if (monster->m_flags & SLOWED) {
162 monster->m_flags &= (~SLOWED);
164 monster->m_flags |= HASTED;
171 monster->m_flags |= INVISIBLE;
174 if (monster->m_flags & HOLDS) {
177 nm = monster->next_monster;
178 tc = monster->trail_char;
179 gr_monster(monster, get_rand(0, MONSTERS-1));
182 monster->next_monster = nm;
183 monster->trail_char = tc;
184 if (!(monster->m_flags & IMITATES)) {
189 rogue_hit(monster, 1);
192 if (monster->m_flags & HOLDS) {
195 if (monster->m_flags & STEALS_ITEM) {
196 monster->drop_percent = 0;
198 monster->m_flags &= (~(FLIES | FLITS | SPECIAL_HIT | INVISIBLE |
199 FLAMES | IMITATES | CONFUSES | SEEKS_GOLD | HOLDS));
202 message("nothing happens", 0);
208 tele_away(object *monster)
212 if (monster->m_flags & HOLDS) {
215 gr_row_col(&row, &col, (FLOOR | TUNNEL | STAIRS | OBJECT));
216 mvaddch(monster->row, monster->col, monster->trail_char);
217 dungeon[monster->row][monster->col] &= ~MONSTER;
218 monster->row = row; monster->col = col;
219 dungeon[row][col] |= MONSTER;
220 monster->trail_char = mvinch(row, col);
221 if (detect_monster || rogue_can_see(row, col)) {
222 mvaddch(row, col, gmc(monster));
233 message("not wizard anymore", 0);
235 if (get_input_line("wizard's password:", "", buf, "", 0, 0)) {
237 xxxx(buf, strlen(buf));
238 if (!strncmp(buf, "\247\104\126\272\115\243\027", 7)) {
241 message("Welcome, mighty wizard!", 0);
250 wdrain_life(object *monster)
255 hp = rogue.hp_current / 3;
256 rogue.hp_current = (rogue.hp_current + 1) / 2;
259 lmon = level_monsters.next_monster;
261 nm = lmon->next_monster;
262 if (get_room_number(lmon->row, lmon->col) == cur_room) {
264 mon_damage(lmon, hp);
271 mon_damage(monster, hp);
274 print_stats(STAT_HP);
279 bounce(short ball, short dir, short row, short col, short r)
284 short i, ch, new_dir = -1, damage;
288 btime = get_rand(3, 6);
289 } else if (r > btime) {
299 sprintf(buf, "the %s bounces", s);
305 ch = mvinch(orow, ocol);
307 mvaddch(orow, ocol, ch);
308 get_dir_rc(dir, &orow, &ocol, 1);
309 } while (!( (ocol <= 0) ||
311 (dungeon[orow][ocol] == NOTHING) ||
312 (dungeon[orow][ocol] & MONSTER) ||
313 (dungeon[orow][ocol] & (HORWALL | VERTWALL)) ||
314 ((orow == rogue.row) && (ocol == rogue.col))));
320 ch = mvinch(row, col);
321 mvaddch(row, col, ch);
322 get_dir_rc(dir, &row, &col, 1);
323 } while (!( (col <= 0) ||
325 (dungeon[row][col] == NOTHING) ||
326 (dungeon[row][col] & MONSTER) ||
327 (dungeon[row][col] & (HORWALL | VERTWALL)) ||
328 ((row == rogue.row) && (col == rogue.col))));
330 if (dungeon[row][col] & MONSTER) {
333 monster = object_at(&level_monsters, row, col);
336 if (rand_percent(33)) {
337 sprintf(buf, "the %s misses the %s", s, mon_name(monster));
342 if (!(monster->m_flags & RUSTS)) {
343 if (monster->m_flags & FREEZES) {
344 damage = monster->hp_to_kill;
345 } else if (monster->m_flags & FLAMES) {
346 damage = (monster->hp_to_kill / 10) + 1;
348 damage = get_rand((rogue.hp_current / 3), rogue.hp_max);
351 damage = (monster->hp_to_kill / 2) + 1;
353 sprintf(buf, "the %s hits the %s", s, mon_name(monster));
355 mon_damage(monster, damage);
358 if (!(monster->m_flags & FREEZES)) {
359 if (rand_percent(33)) {
360 message("the monster is frozen", 0);
361 monster->m_flags |= (ASLEEP | NAPPING);
362 monster->nap_length = get_rand(3, 6);
364 damage = rogue.hp_current / 4;
370 sprintf(buf, "the %s hits the %s", s, mon_name(monster));
372 mon_damage(monster, damage);
375 } else if ((row == rogue.row) && (col == rogue.col)) {
376 if (rand_percent(10 + (3 * get_armor_class(rogue.armor)))) {
377 sprintf(buf, "the %s misses", s);
381 damage = get_rand(3, (3 * rogue.exp));
383 damage = (damage * 3) / 2;
384 damage -= get_armor_class(rogue.armor);
386 sprintf(buf, "the %s hits", s);
387 rogue_damage(damage, (object *) 0,
388 ((ball == FIRE) ? KFIRE : HYPOTHERMIA));
394 ND: for (i = 0; i < 10; i++) {
395 dir = get_rand(0, DIRS-1);
398 get_dir_rc(dir, &nrow, &ncol, 1);
399 if (((ncol >= 0) && (ncol <= DCOLS-1)) &&
400 (dungeon[nrow][ncol] != NOTHING) &&
401 (!(dungeon[nrow][ncol] & (VERTWALL | HORWALL)))) {
407 bounce(ball, new_dir, orow, ocol, r);