1 |
elmex |
1.1 |
/* |
2 |
root |
1.30 |
* This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 |
pippijn |
1.17 |
* |
4 |
root |
1.33 |
* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 |
root |
1.25 |
* Copyright (©) 2003,2007 Mark Wedel & Crossfire Development Team |
6 |
|
|
* Copyright (©) 1992,2007 Frank Tore Johansen |
7 |
pippijn |
1.17 |
* |
8 |
root |
1.30 |
* Deliantra is free software: you can redistribute it and/or modify |
9 |
root |
1.28 |
* it under the terms of the GNU General Public License as published by |
10 |
|
|
* the Free Software Foundation, either version 3 of the License, or |
11 |
|
|
* (at your option) any later version. |
12 |
pippijn |
1.17 |
* |
13 |
root |
1.28 |
* This program is distributed in the hope that it will be useful, |
14 |
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 |
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 |
|
|
* GNU General Public License for more details. |
17 |
pippijn |
1.17 |
* |
18 |
root |
1.28 |
* You should have received a copy of the GNU General Public License |
19 |
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>. |
20 |
root |
1.25 |
* |
21 |
root |
1.30 |
* The authors can be reached via e-mail to <support@deliantra.net> |
22 |
pippijn |
1.17 |
*/ |
23 |
elmex |
1.1 |
|
24 |
|
|
#include <global.h> |
25 |
root |
1.14 |
#include <sproto.h> |
26 |
elmex |
1.1 |
#include <spells.h> |
27 |
|
|
|
28 |
|
|
#ifndef sqr |
29 |
root |
1.4 |
# define sqr(x) ((x)*(x)) |
30 |
elmex |
1.1 |
#endif |
31 |
|
|
|
32 |
|
|
/* peterm: |
33 |
|
|
* write_rune: |
34 |
|
|
* op: rune writer |
35 |
|
|
* skop: skill object used for casting this rune |
36 |
|
|
* dir: orientation of rune, direction rune's contained spell will |
37 |
|
|
* be cast in, if applicable |
38 |
root |
1.39 |
* spell: spell object to put into the rune |
39 |
elmex |
1.1 |
* level: level of casting of the rune |
40 |
|
|
* runename: name of the rune or message displayed by the rune for |
41 |
|
|
* a rune of marking |
42 |
|
|
*/ |
43 |
root |
1.4 |
int |
44 |
|
|
write_rune (object *op, object *caster, object *spell, int dir, const char *runename) |
45 |
|
|
{ |
46 |
|
|
object *tmp, *rune_spell, *rune; |
47 |
root |
1.7 |
maptile *m; |
48 |
root |
1.4 |
sint16 nx, ny; |
49 |
|
|
|
50 |
|
|
if (!dir) |
51 |
root |
1.10 |
dir = 1; |
52 |
root |
1.4 |
|
53 |
|
|
nx = op->x + freearr_x[dir]; |
54 |
|
|
ny = op->y + freearr_y[dir]; |
55 |
|
|
m = op->map; |
56 |
|
|
|
57 |
root |
1.20 |
if (get_map_flags (m, &m, nx, ny, &nx, &ny) & (P_OUT_OF_MAP | P_SAFE | P_NO_MAGIC | P_NO_CLERIC)) |
58 |
root |
1.4 |
{ |
59 |
|
|
new_draw_info (NDI_UNIQUE, 0, op, "Can't make a rune there!"); |
60 |
|
|
return 0; |
61 |
elmex |
1.1 |
} |
62 |
root |
1.10 |
|
63 |
root |
1.19 |
for (tmp = m->at (nx, ny).bot; tmp; tmp = tmp->above) |
64 |
root |
1.4 |
if (tmp->type == RUNE) |
65 |
|
|
break; |
66 |
|
|
|
67 |
|
|
if (tmp) |
68 |
|
|
{ |
69 |
root |
1.20 |
new_draw_info (NDI_UNIQUE, 0, op, "You can't write a rune on top of another rune."); |
70 |
elmex |
1.1 |
return 0; |
71 |
|
|
} |
72 |
|
|
|
73 |
root |
1.4 |
if (spell->other_arch) |
74 |
root |
1.10 |
rune_spell = arch_to_object (spell->other_arch); |
75 |
root |
1.4 |
else |
76 |
|
|
{ |
77 |
|
|
/* Player specified spell. The player has to know the spell, so |
78 |
|
|
* lets just look through the players inventory see if they know it |
79 |
|
|
* use the item_matched_string for our typical matching method. |
80 |
|
|
*/ |
81 |
|
|
int bestmatch = 0, ms; |
82 |
|
|
|
83 |
|
|
if (!runename || *runename == 0) |
84 |
|
|
{ |
85 |
|
|
new_draw_info (NDI_UNIQUE, 0, op, "Write a rune of what?"); |
86 |
|
|
return 0; |
87 |
|
|
} |
88 |
|
|
|
89 |
|
|
rune_spell = NULL; |
90 |
|
|
for (tmp = op->inv; tmp; tmp = tmp->below) |
91 |
root |
1.20 |
if (tmp->type == SPELL) |
92 |
|
|
{ |
93 |
|
|
ms = item_matched_string (op, tmp, runename); |
94 |
|
|
if (ms > bestmatch) |
95 |
|
|
{ |
96 |
|
|
bestmatch = ms; |
97 |
|
|
rune_spell = tmp; |
98 |
|
|
} |
99 |
|
|
} |
100 |
root |
1.10 |
|
101 |
root |
1.4 |
if (!rune_spell) |
102 |
|
|
{ |
103 |
root |
1.37 |
new_draw_info_format (NDI_UNIQUE, 0, op, "You don't know any spell named %s.", runename); |
104 |
root |
1.4 |
return 0; |
105 |
|
|
} |
106 |
root |
1.10 |
|
107 |
root |
1.4 |
if (rune_spell->skill != spell->skill) |
108 |
|
|
{ |
109 |
root |
1.37 |
new_draw_info_format (NDI_UNIQUE, 0, op, "You can't cast %s with %s. H<The spell must be of the %s spell school.>", &rune_spell->name, &spell->name, &spell->skill); |
110 |
root |
1.4 |
return 0; |
111 |
|
|
} |
112 |
root |
1.10 |
|
113 |
root |
1.20 |
if (caster->path_denied & spell->path_attuned && !caster->flag [FLAG_WIZCAST]) |
114 |
root |
1.4 |
{ |
115 |
|
|
new_draw_info_format (NDI_UNIQUE, 0, op, "%s belongs to a spell path denied to you.", &rune_spell->name); |
116 |
|
|
return 0; |
117 |
|
|
} |
118 |
root |
1.10 |
|
119 |
root |
1.34 |
if (casting_level (caster, rune_spell) < rune_spell->level && !caster->flag [FLAG_WIZCAST]) |
120 |
root |
1.4 |
{ |
121 |
root |
1.37 |
new_draw_info_format (NDI_UNIQUE, 0, op, "%s is beyond your ability to cast! H<Your effetcive casting level is too low.>", &rune_spell->name); |
122 |
root |
1.4 |
return 0; |
123 |
|
|
} |
124 |
root |
1.10 |
|
125 |
root |
1.4 |
if (SP_level_spellpoint_cost (caster, rune_spell, SPELL_MANA) > op->stats.sp) |
126 |
|
|
{ |
127 |
|
|
new_draw_info (NDI_UNIQUE, 0, op, "You don't have enough mana."); |
128 |
|
|
return 0; |
129 |
|
|
} |
130 |
root |
1.10 |
|
131 |
root |
1.4 |
if (SP_level_spellpoint_cost (caster, rune_spell, SPELL_GRACE) > op->stats.grace) |
132 |
|
|
{ |
133 |
|
|
new_draw_info (NDI_UNIQUE, 0, op, "You don't have enough grace."); |
134 |
|
|
return 0; |
135 |
|
|
} |
136 |
root |
1.10 |
|
137 |
root |
1.4 |
op->stats.grace -= SP_level_spellpoint_cost (caster, rune_spell, SPELL_GRACE); |
138 |
root |
1.39 |
op->stats.sp -= SP_level_spellpoint_cost (caster, rune_spell, SPELL_MANA); |
139 |
root |
1.4 |
} |
140 |
root |
1.10 |
|
141 |
root |
1.4 |
/* already proper rune. Note this should only be the case if other_arch was set */ |
142 |
|
|
if (rune_spell->type == RUNE) |
143 |
root |
1.15 |
rune = rune_spell; |
144 |
root |
1.4 |
else |
145 |
|
|
{ |
146 |
|
|
rune = get_archetype (GENERIC_RUNE); |
147 |
root |
1.39 |
rune->msg = format ("You set off a rune of %s\n", &rune_spell->name); |
148 |
root |
1.15 |
rune->insert (rune_spell->clone ()); |
149 |
root |
1.10 |
|
150 |
root |
1.4 |
if (spell->face != blank_face) |
151 |
|
|
rune->face = spell->face; |
152 |
|
|
} |
153 |
root |
1.10 |
|
154 |
root |
1.34 |
rune->level = casting_level (caster, spell); |
155 |
root |
1.4 |
rune->stats.Cha = rune->level / 2; /* the invisibility parameter */ |
156 |
|
|
rune->direction = dir; /* where any spell will go upon detonation */ |
157 |
root |
1.11 |
rune->set_owner (op); /* runes without need no owner */ |
158 |
root |
1.4 |
set_spell_skill (op, caster, spell, rune); |
159 |
root |
1.15 |
|
160 |
|
|
m->insert (rune, nx, ny, op); |
161 |
root |
1.4 |
return 1; |
162 |
elmex |
1.1 |
} |
163 |
|
|
|
164 |
|
|
/* move_rune: peterm |
165 |
|
|
comments on runes: |
166 |
|
|
rune->level : level at which rune will cast its spell. |
167 |
|
|
rune->hp : number of detonations before rune goes away |
168 |
|
|
rune->msg : message the rune displays when it goes off |
169 |
|
|
rune->direction : direction it will cast a spell in |
170 |
|
|
rune->dam : damage the rune will do if it doesn't cast spells |
171 |
|
|
rune->attacktype: type of damage it does, if not casting spells |
172 |
|
|
rune->other_arch: spell in the rune |
173 |
|
|
rune->Cha : how hidden the rune is |
174 |
|
|
rune->maxhp : number of spells the rune casts |
175 |
|
|
*/ |
176 |
root |
1.4 |
void |
177 |
|
|
move_rune (object *op) |
178 |
|
|
{ |
179 |
root |
1.18 |
/* runes of level zero cannot detonate. */ |
180 |
|
|
if (!op->level) |
181 |
|
|
return; |
182 |
|
|
|
183 |
|
|
int det = op->invisible; |
184 |
root |
1.4 |
|
185 |
|
|
if (!(rndm (0, MAX (1, (op->stats.Cha)) - 1))) |
186 |
|
|
{ |
187 |
|
|
op->invisible = 0; |
188 |
|
|
op->speed_left -= 1; |
189 |
|
|
} |
190 |
|
|
else |
191 |
|
|
op->invisible = 1; |
192 |
root |
1.18 |
|
193 |
root |
1.4 |
if (op->invisible != det) |
194 |
root |
1.22 |
update_object (op, UP_OBJ_CHANGE); |
195 |
elmex |
1.1 |
} |
196 |
|
|
|
197 |
|
|
/* peterm: rune_attack |
198 |
|
|
* function handles those runes which detonate but do not cast spells. |
199 |
|
|
*/ |
200 |
root |
1.4 |
void |
201 |
|
|
rune_attack (object *op, object *victim) |
202 |
elmex |
1.1 |
{ |
203 |
root |
1.4 |
if (victim) |
204 |
|
|
{ |
205 |
root |
1.6 |
hit_player (victim, op->stats.dam, op, op->attacktype, 1); |
206 |
root |
1.4 |
|
207 |
root |
1.6 |
if (victim->destroyed ()) |
208 |
root |
1.4 |
return; |
209 |
root |
1.6 |
|
210 |
root |
1.4 |
/* if there's a disease in the needle, put it in the player */ |
211 |
root |
1.12 |
if (op->has_random_items ()) |
212 |
root |
1.4 |
create_treasure (op->randomitems, op, 0, (victim->map ? victim->map->difficulty : 1), 0); |
213 |
root |
1.6 |
|
214 |
root |
1.4 |
if (op->inv && op->inv->type == DISEASE) |
215 |
|
|
{ |
216 |
|
|
object *disease = op->inv; |
217 |
|
|
|
218 |
|
|
infect_object (victim, disease, 1); |
219 |
root |
1.36 |
disease->destroy (); |
220 |
root |
1.4 |
} |
221 |
elmex |
1.1 |
} |
222 |
root |
1.4 |
else |
223 |
|
|
hit_map (op, 0, op->attacktype, 1); |
224 |
elmex |
1.1 |
} |
225 |
|
|
|
226 |
|
|
/* This function generalizes attacks by runes/traps. This ought to make |
227 |
|
|
* it possible for runes to attack from the inventory, |
228 |
|
|
* it'll spring the trap on the victim. |
229 |
|
|
*/ |
230 |
root |
1.4 |
void |
231 |
|
|
spring_trap (object *trap, object *victim) |
232 |
elmex |
1.1 |
{ |
233 |
root |
1.4 |
object *env; |
234 |
|
|
rv_vector rv; |
235 |
|
|
int i; |
236 |
|
|
|
237 |
|
|
/* Prevent recursion */ |
238 |
|
|
if (trap->stats.hp <= 0) |
239 |
|
|
return; |
240 |
|
|
|
241 |
|
|
if (QUERY_FLAG (trap, FLAG_IS_LINKED)) |
242 |
|
|
use_trigger (trap); |
243 |
|
|
|
244 |
|
|
/* Only living objects can trigger runes that don't cast spells, as |
245 |
|
|
* doing direct damage to a non-living object doesn't work anyway. |
246 |
|
|
* Typical example is an arrow attacking a door. |
247 |
|
|
*/ |
248 |
|
|
if (!QUERY_FLAG (victim, FLAG_ALIVE) && !trap->inv && !trap->other_arch) |
249 |
|
|
return; |
250 |
|
|
|
251 |
|
|
trap->stats.hp--; /*decrement detcount */ |
252 |
|
|
|
253 |
|
|
if (victim && victim->type == PLAYER) |
254 |
|
|
new_draw_info (NDI_UNIQUE, 0, victim, trap->msg); |
255 |
|
|
|
256 |
|
|
/* Flash an image of the trap on the map so the poor sod |
257 |
|
|
* knows what hit him. |
258 |
|
|
*/ |
259 |
root |
1.31 |
env = trap->outer_env (); |
260 |
root |
1.4 |
|
261 |
|
|
/* If the victim is not next to this trap, don't set it off. |
262 |
|
|
* players shouldn't get hit by firing arrows at a door for example. |
263 |
|
|
* At the same time, the trap will stick around until detonated |
264 |
|
|
*/ |
265 |
|
|
get_rangevector (env, victim, &rv, 0); |
266 |
|
|
if (rv.distance > 1) |
267 |
|
|
return; |
268 |
|
|
|
269 |
root |
1.29 |
env->play_sound (trap->sound ? trap->sound : sound_find ("trap_spring")); |
270 |
|
|
|
271 |
root |
1.4 |
trap_show (trap, env); |
272 |
|
|
|
273 |
elmex |
1.23 |
if (victim->type == PLAYER) // only count players as enemies |
274 |
|
|
trap->enemy = victim; // set the victim as the traps enemy, so that summoned |
275 |
|
|
// creatures know who to attack. |
276 |
|
|
|
277 |
root |
1.4 |
/* Only if it is a spell do we proceed here */ |
278 |
root |
1.27 |
if ((trap->inv && trap->inv->type == SPELL) || (trap->other_arch && trap->other_arch->type == SPELL)) |
279 |
root |
1.4 |
{ |
280 |
root |
1.6 |
if (trap->destroyed ()) |
281 |
root |
1.2 |
return; |
282 |
elmex |
1.1 |
|
283 |
root |
1.4 |
// breaks summon golem spells, which, for inexplicable reasons, |
284 |
|
|
// do not work like summon golem spells at all but still require |
285 |
|
|
// direction "0" to work at all. |
286 |
|
|
//if (trap->direction) |
287 |
|
|
// rv.direction = trap->direction; |
288 |
elmex |
1.1 |
|
289 |
root |
1.4 |
for (i = 0; i < MAX (1, trap->stats.maxhp); i++) |
290 |
|
|
{ |
291 |
|
|
if (trap->inv) |
292 |
|
|
cast_spell (env, trap, trap->direction, trap->inv, NULL); |
293 |
|
|
else |
294 |
|
|
{ |
295 |
|
|
object *spell = arch_to_object (trap->other_arch); |
296 |
elmex |
1.1 |
|
297 |
root |
1.4 |
cast_spell (env, trap, trap->direction, spell, NULL); |
298 |
root |
1.36 |
spell->destroy (); |
299 |
root |
1.2 |
} |
300 |
|
|
} |
301 |
root |
1.4 |
} |
302 |
|
|
else |
303 |
|
|
{ |
304 |
|
|
rune_attack (trap, victim); |
305 |
root |
1.6 |
if (trap->destroyed ()) |
306 |
root |
1.4 |
return; |
307 |
elmex |
1.1 |
} |
308 |
|
|
|
309 |
root |
1.4 |
if (trap->stats.hp <= 0) |
310 |
|
|
{ |
311 |
|
|
trap->type = SIGN; /* make the trap impotent */ |
312 |
|
|
trap->stats.food = 20; /* make it stick around until its spells are gone */ |
313 |
|
|
SET_FLAG (trap, FLAG_IS_USED_UP); |
314 |
elmex |
1.1 |
} |
315 |
|
|
} |
316 |
|
|
|
317 |
|
|
/* dispel_rune: by peterm |
318 |
|
|
* dispels the target rune, depending on the level of the actor |
319 |
|
|
* and the level of the rune risk flag, if true, means that there is |
320 |
|
|
* a chance that the trap/rune will detonate |
321 |
|
|
*/ |
322 |
root |
1.4 |
int |
323 |
|
|
dispel_rune (object *op, object *caster, object *spell, object *skill, int dir) |
324 |
elmex |
1.1 |
{ |
325 |
root |
1.4 |
object *tmp, *tmp2; |
326 |
|
|
int searchflag = 1, mflags; |
327 |
|
|
sint16 x, y; |
328 |
root |
1.7 |
maptile *m; |
329 |
root |
1.4 |
|
330 |
|
|
x = op->x + freearr_x[dir]; |
331 |
|
|
y = op->y + freearr_y[dir]; |
332 |
|
|
m = op->map; |
333 |
|
|
|
334 |
|
|
mflags = get_map_flags (m, &m, x, y, &x, &y); |
335 |
|
|
|
336 |
|
|
/* Should we perhaps not allow player to disable traps if a monster/ |
337 |
|
|
* player is standing on top? |
338 |
|
|
*/ |
339 |
|
|
if (mflags & P_OUT_OF_MAP) |
340 |
|
|
{ |
341 |
|
|
new_draw_info (NDI_UNIQUE, 0, op, "There's nothing there!"); |
342 |
|
|
return 0; |
343 |
|
|
} |
344 |
|
|
|
345 |
root |
1.39 |
for (tmp = GET_MAP_OB (m, x, y); tmp; tmp = tmp->above) |
346 |
root |
1.4 |
{ |
347 |
|
|
if (tmp->type == RUNE || tmp->type == TRAP) |
348 |
|
|
break; |
349 |
|
|
|
350 |
|
|
/* we could put a probability chance here, but since nothing happens |
351 |
|
|
* if you fail, no point on that. I suppose we could do a level |
352 |
|
|
* comparison so low level players can't erase high level players runes. |
353 |
|
|
*/ |
354 |
root |
1.38 |
if (tmp->type == SIGN && tmp->arch->archname == shstr_rune_mark) |
355 |
root |
1.4 |
{ |
356 |
root |
1.36 |
tmp->destroy (); |
357 |
root |
1.4 |
new_draw_info (NDI_UNIQUE, 0, op, "You wipe out the rune of marking!"); |
358 |
|
|
return 1; |
359 |
|
|
} |
360 |
|
|
|
361 |
|
|
/* now search tmp's inventory for traps |
362 |
|
|
* This is for chests, where the rune is in the chests inventory. |
363 |
|
|
*/ |
364 |
root |
1.39 |
for (tmp2 = tmp->inv; tmp2; tmp2 = tmp2->below) |
365 |
root |
1.4 |
{ |
366 |
|
|
if (tmp2->type == RUNE || tmp2->type == TRAP) |
367 |
|
|
{ |
368 |
|
|
tmp = tmp2; |
369 |
|
|
searchflag = 0; |
370 |
|
|
break; |
371 |
root |
1.2 |
} |
372 |
|
|
} |
373 |
root |
1.39 |
|
374 |
root |
1.4 |
if (!searchflag) |
375 |
|
|
break; |
376 |
elmex |
1.1 |
} |
377 |
root |
1.4 |
|
378 |
|
|
/* no rune there. */ |
379 |
|
|
if (tmp == NULL) |
380 |
|
|
{ |
381 |
|
|
new_draw_info (NDI_UNIQUE, 0, op, "There's nothing there!"); |
382 |
|
|
return 0; |
383 |
|
|
} |
384 |
root |
1.32 |
|
385 |
root |
1.4 |
trap_disarm (op, tmp, 0, skill); |
386 |
|
|
return 1; |
387 |
elmex |
1.1 |
} |
388 |
|
|
|
389 |
root |
1.4 |
int |
390 |
|
|
trap_see (object *op, object *trap) |
391 |
|
|
{ |
392 |
|
|
int chance; |
393 |
|
|
|
394 |
|
|
chance = random_roll (0, 99, op, PREFER_HIGH);; |
395 |
elmex |
1.1 |
|
396 |
root |
1.4 |
/* decide if we see the rune or not */ |
397 |
|
|
if ((trap->stats.Cha == 1) || (chance > MIN (95, MAX (5, ((int) ((float) (op->map->difficulty |
398 |
|
|
+ trap->level + trap->stats.Cha - op->level) / 10.0 * 50.0)))))) |
399 |
|
|
{ |
400 |
|
|
new_draw_info_format (NDI_UNIQUE, 0, op, "You spot a %s!", &trap->name); |
401 |
|
|
return 1; |
402 |
elmex |
1.1 |
} |
403 |
root |
1.32 |
|
404 |
root |
1.4 |
return 0; |
405 |
elmex |
1.1 |
} |
406 |
|
|
|
407 |
root |
1.4 |
int |
408 |
|
|
trap_show (object *trap, object *where) |
409 |
|
|
{ |
410 |
|
|
if (where == NULL) |
411 |
|
|
return 0; |
412 |
root |
1.15 |
|
413 |
|
|
object *tmp = get_archetype ("runedet"); |
414 |
root |
1.21 |
tmp->face = GET_ANIMATION (trap, 0); |
415 |
root |
1.15 |
tmp->insert_at (where, 0); |
416 |
|
|
|
417 |
root |
1.4 |
return 1; |
418 |
elmex |
1.1 |
} |
419 |
|
|
|
420 |
root |
1.4 |
int |
421 |
|
|
trap_disarm (object *disarmer, object *trap, int risk, object *skill) |
422 |
|
|
{ |
423 |
root |
1.32 |
int trapworth; /* need to compute the experience worth of the trap before we kill it */ |
424 |
root |
1.4 |
|
425 |
|
|
/* this formula awards a more reasonable amount of exp */ |
426 |
root |
1.32 |
trapworth = MAX (1, trap->level) |
427 |
|
|
* disarmer->map->difficulty |
428 |
|
|
* sqr (MAX (trap->stats.dam, trap->inv ? trap->inv->level : 1)) |
429 |
|
|
/ skill->level; |
430 |
root |
1.4 |
|
431 |
|
|
if (!(random_roll (0, (MAX (2, MIN (20, trap->level - skill->level + 5 - disarmer->stats.Dex / 2)) - 1), disarmer, PREFER_LOW))) |
432 |
|
|
{ |
433 |
|
|
new_draw_info_format (NDI_UNIQUE, 0, disarmer, "You successfully disarm the %s!", &trap->name); |
434 |
root |
1.36 |
trap->destroy (); |
435 |
root |
1.9 |
|
436 |
root |
1.4 |
/* If it is your own trap, (or any players trap), don't you don't |
437 |
|
|
* get exp for it. |
438 |
|
|
*/ |
439 |
|
|
if (trap->owner && trap->owner->type != PLAYER && risk) |
440 |
|
|
return trapworth; |
441 |
|
|
else |
442 |
|
|
return 1; /* give minimal exp and say success */ |
443 |
|
|
} |
444 |
|
|
else |
445 |
|
|
{ |
446 |
|
|
new_draw_info_format (NDI_UNIQUE, 0, disarmer, "You fail to disarm the %s.", &trap->name); |
447 |
|
|
if (!(random_roll (0, (MAX (2, skill->level - trap->level + disarmer->stats.Dex / 2 - 6)) - 1, disarmer, PREFER_LOW)) && risk) |
448 |
|
|
{ |
449 |
|
|
new_draw_info (NDI_UNIQUE, 0, disarmer, "In fact, you set it off!"); |
450 |
|
|
spring_trap (trap, disarmer); |
451 |
elmex |
1.1 |
} |
452 |
root |
1.4 |
return 0; |
453 |
|
|
} |
454 |
elmex |
1.1 |
} |
455 |
|
|
|
456 |
|
|
/* traps need to be adjusted for the difficulty of the map. The |
457 |
|
|
* default traps are too strong for wimpy level 1 players, and |
458 |
|
|
* unthreatening to anyone of high level |
459 |
|
|
*/ |
460 |
root |
1.4 |
void |
461 |
|
|
trap_adjust (object *trap, int difficulty) |
462 |
|
|
{ |
463 |
|
|
int i; |
464 |
elmex |
1.1 |
|
465 |
root |
1.4 |
/* now we set the trap level to match the difficulty of the level |
466 |
|
|
* the formula below will give a level from 1 to (2*difficulty) with |
467 |
|
|
* a peak probability at difficulty |
468 |
|
|
*/ |
469 |
|
|
|
470 |
|
|
trap->level = rndm (0, difficulty - 1) + rndm (0, difficulty - 1); |
471 |
|
|
if (trap->level < 1) |
472 |
|
|
trap->level = 1; |
473 |
|
|
|
474 |
|
|
/* set the hiddenness of the trap, similar formula to above */ |
475 |
|
|
trap->stats.Cha = rndm (0, 19) + rndm (0, difficulty - 1) + rndm (0, difficulty - 1); |
476 |
|
|
|
477 |
|
|
if (!trap->other_arch && !trap->inv) |
478 |
|
|
{ |
479 |
|
|
/* set the damage of the trap. |
480 |
|
|
* we get 0-4 pts of damage per level of difficulty of the map in |
481 |
|
|
* the trap |
482 |
|
|
*/ |
483 |
|
|
|
484 |
|
|
trap->stats.dam = 0; |
485 |
|
|
for (i = 0; i < difficulty; i++) |
486 |
|
|
trap->stats.dam += rndm (0, 4); |
487 |
|
|
|
488 |
|
|
/* the poison trap special case */ |
489 |
|
|
if (trap->attacktype & AT_POISON) |
490 |
|
|
{ |
491 |
|
|
trap->stats.dam = rndm (0, difficulty - 1); |
492 |
|
|
if (trap->stats.dam < 1) |
493 |
|
|
trap->stats.dam = 1; |
494 |
root |
1.2 |
} |
495 |
elmex |
1.1 |
|
496 |
root |
1.4 |
/* so we get an appropriate amnt of exp for AT_DEATH traps */ |
497 |
|
|
if (trap->attacktype & AT_DEATH) |
498 |
|
|
trap->stats.dam = 127; |
499 |
elmex |
1.1 |
} |
500 |
|
|
|
501 |
|
|
} |