ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/server/server/attack.C
(Generate patch)

Comparing deliantra/server/server/attack.C (file contents):
Revision 1.68 by root, Tue Jun 5 13:05:02 2007 UTC vs.
Revision 1.118 by root, Tue Nov 10 04:38:45 2009 UTC

1/* 1/*
2 * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team 4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 * 7 *
8 * Crossfire TRT is free software; you can redistribute it and/or modify it 8 * Deliantra is free software: you can redistribute it and/or modify it under
9 * under the terms of the GNU General Public License as published by the Free 9 * the terms of the Affero GNU General Public License as published by the
10 * Software Foundation; either version 2 of the License, or (at your option) 10 * Free Software Foundation, either version 3 of the License, or (at your
11 * any later version. 11 * option) any later version.
12 * 12 *
13 * This program is distributed in the hope that it will be useful, but 13 * This program is distributed in the hope that it will be useful,
14 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * for more details. 16 * GNU General Public License for more details.
17 * 17 *
18 * You should have received a copy of the GNU General Public License along 18 * You should have received a copy of the Affero GNU General Public License
19 * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51 19 * and the GNU General Public License along with this program. If not, see
20 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20 * <http://www.gnu.org/licenses/>.
21 * 21 *
22 * The authors can be reached via e-mail to <crossfire@schmorp.de> 22 * The authors can be reached via e-mail to <support@deliantra.net>
23 */ 23 */
24 24
25#include <assert.h> 25#include <assert.h>
26#include <global.h> 26#include <global.h>
27#include <living.h> 27#include <living.h>
… …
36 char *msg2; 36 char *msg2;
37} att_msg; 37} att_msg;
38 38
39/*#define ATTACK_DEBUG*/ 39/*#define ATTACK_DEBUG*/
40 40
41/* cancels object *op. Cancellation basically means an object loses
42 * its magical benefits.
43 */
44void
45cancellation (object *op)
46{
47 if (op->invisible)
48 return;
49
50 if (QUERY_FLAG (op, FLAG_ALIVE) || op->type == CONTAINER || op->type == THROWN_OBJ)
51 {
52 /* Recurse through the inventory */
53 for (object *tmp = op->inv; tmp; tmp = tmp->below)
54 if (!did_make_save_item (tmp, AT_CANCELLATION, op))
55 cancellation (tmp);
56 }
57 else if (FABS (op->magic) <= rndm (0, 5))
58 {
59 /* Nullify this object. This code could probably be more complete */
60 /* in what abilities it should cancel */
61 op->magic = 0;
62
63 CLEAR_FLAG (op, FLAG_DAMNED);
64 CLEAR_FLAG (op, FLAG_CURSED);
65 CLEAR_FLAG (op, FLAG_KNOWN_MAGICAL);
66 CLEAR_FLAG (op, FLAG_KNOWN_CURSED);
67
68 if (op->env && op->env->type == PLAYER)
69 esrv_send_item (op->env, op);
70 }
71}
72
73/* did_make_save_item just checks to make sure the item actually 41/* did_make_save_item just checks to make sure the item actually
74 * made its saving throw based on the tables. It does not take 42 * made its saving throw based on the tables. It does not take
75 * any further action (like destroying the item). 43 * any further action (like destroying the item).
76 */ 44 */
77int 45static int
78did_make_save_item (object *op, int type, object *originator) 46did_make_save_item (object *op, int type, object *originator)
79{ 47{
80 int i, roll, saves = 0, attacks = 0, number; 48 int i, roll, saves = 0, attacks = 0, number;
81 materialtype_t *mt; 49 materialtype_t *mt = op->material;
82
83 if (op->materialname == NULL)
84 {
85 for (mt = materialt; mt != NULL && mt->next != NULL; mt = mt->next)
86 if (op->materials & mt->material)
87 break;
88 }
89 else
90 mt = name_to_material (op->materialname);
91
92 if (mt == NULL)
93 return TRUE;
94 50
95 roll = rndm (1, 20); 51 roll = rndm (1, 20);
96 52
97 /* the attacktypes have no meaning for object saves 53 /* the attacktypes have no meaning for object saves
98 * If the type is only magic, don't adjust type - basically, if 54 * If the type is only magic, don't adjust type - basically, if
… …
105 if (type != AT_MAGIC) 61 if (type != AT_MAGIC)
106 type &= ~(AT_CONFUSION | AT_DRAIN | AT_GHOSTHIT | AT_POISON | AT_SLOW | 62 type &= ~(AT_CONFUSION | AT_DRAIN | AT_GHOSTHIT | AT_POISON | AT_SLOW |
107 AT_PARALYZE | AT_TURN_UNDEAD | AT_FEAR | AT_DEPLETE | AT_DEATH | 63 AT_PARALYZE | AT_TURN_UNDEAD | AT_FEAR | AT_DEPLETE | AT_DEATH |
108 AT_COUNTERSPELL | AT_HOLYWORD | AT_BLIND | AT_LIFE_STEALING | AT_MAGIC); 64 AT_COUNTERSPELL | AT_HOLYWORD | AT_BLIND | AT_LIFE_STEALING | AT_MAGIC);
109 65
110 if (type == 0) 66 if (type == 0) return TRUE;
111 return TRUE; 67
112 if (roll == 20) 68 if (roll == 20) return TRUE;
113 return TRUE; 69 if (roll == 1) return FALSE;
114 if (roll == 1)
115 return FALSE;
116 70
117 for (number = 0; number < NROFATTACKS; number++) 71 for (number = 0; number < NROFATTACKS; number++)
118 { 72 {
119 i = 1 << number; 73 i = 1 << number;
74
120 if (!(i & type)) 75 if (!(i & type))
121 continue; 76 continue;
77
122 attacks++; 78 attacks++;
123 if (op->resist[number] == 100) 79 if (op->resist[number] == 100)
124 saves++; 80 saves++;
125 else if (roll >= mt->save[number] - op->magic - op->resist[number] / 100) 81 else if (roll >= mt->save[number] - op->magic - op->resist[number] / 100)
126 saves++; 82 saves++;
… …
135 return FALSE; 91 return FALSE;
136 92
137 return TRUE; 93 return TRUE;
138} 94}
139 95
96/* cancels object *op. Cancellation basically means an object loses
97 * its magical benefits.
98 */
99void
100cancellation (object *op)
101{
102 if (op->invisible)
103 return;
104
105 if (QUERY_FLAG (op, FLAG_ALIVE) || op->type == CONTAINER || op->type == THROWN_OBJ)
106 {
107 /* Recurse through the inventory */
108 for (object *tmp = op->inv; tmp; tmp = tmp->below)
109 if (!did_make_save_item (tmp, AT_CANCELLATION, op))
110 cancellation (tmp);
111 }
112 else if (fabs (op->magic) <= rndm (0, 5))
113 {
114 /* Nullify this object. This code could probably be more complete */
115 /* in what abilities it should cancel */
116 op->magic = 0;
117
118 CLEAR_FLAG (op, FLAG_DAMNED);
119 CLEAR_FLAG (op, FLAG_CURSED);
120 CLEAR_FLAG (op, FLAG_KNOWN_MAGICAL);
121 CLEAR_FLAG (op, FLAG_KNOWN_CURSED);
122
123 if (object *pl = op->visible_to ())
124 esrv_update_item (UPD_FLAGS, pl, op);
125 }
126}
127
140/* This function calls did_make_save_item. It then performs the 128/* This function calls did_make_save_item. It then performs the
141 * appropriate actions to the item (such as burning the item up, 129 * appropriate actions to the item (such as burning the item up,
142 * calling cancellation, etc.) 130 * calling cancellation, etc.)
143 */ 131 */
144void 132void
… …
149 object *env = op->env; 137 object *env = op->env;
150 int x = op->x, y = op->y; 138 int x = op->x, y = op->y;
151 maptile *m = op->map; 139 maptile *m = op->map;
152 140
153 op = stop_item (op); 141 op = stop_item (op);
154 if (op == NULL) 142 if (!op)
155 return; 143 return;
156 144
157 /* Hacked the following so that type LIGHTER will work. 145 /* Hacked the following so that type LIGHTER will work.
158 * Also, objects which are potenital "lights" that are hit by 146 * Also, objects which are potential "lights" that are hit by
159 * flame/elect attacks will be set to glow. "lights" are any 147 * flame/elect attacks will be set to glow. "lights" are any
160 * object with +/- glow_radius and an "other_arch" to change to. 148 * object with +/- glow_radius and an "other_arch" to change to.
161 * (and please note that we cant fail our save and reach this 149 * (and please note that we cant fail our save and reach this
162 * function if the object doesnt contain a material that can burn. 150 * function if the object doesnt contain a material that can burn.
163 * So forget lighting magical swords on fire with this!) -b.t. 151 * So forget lighting magical swords on fire with this!) -b.t.
164 */ 152 */
165 if (type & (AT_FIRE | AT_ELECTRICITY) && op->other_arch && QUERY_FLAG (op, FLAG_IS_LIGHTABLE)) 153 if (type & (AT_FIRE | AT_ELECTRICITY)
154 && (QUERY_FLAG (op, FLAG_IS_LIGHTABLE)
155 || op->type == LAMP
156 || op->type == TORCH
166 { 157 ))
167 const char *arch = op->other_arch->archname; 158 {
168 159 switch (op->type)
169 op = decrease_ob_nr (op, 1);
170
171 if (op)
172 fix_stopped_item (op, m, originator);
173
174 if ((op = get_archetype (arch)) != NULL)
175 { 160 {
176 if (env) 161 case LAMP:
162 case TORCH:
163 // turn on a lamp
164 apply_lamp (op, true);
165 break;
166
167 default:
168 // for instance icecubes:
169 if (op->other_arch)
177 { 170 {
178 op->x = env->x, op->y = env->y; 171 const char *arch = op->other_arch->archname;
179 insert_ob_in_ob (op, env); 172
173 if (op->decrease ())
174 fix_stopped_item (op, m, originator);
175
176 if ((op = archetype::get (arch)))
177 {
180 if (env->contr) 178 if (env)
181 esrv_send_item (env, op); 179 env->insert (op);
180 else
181 m->insert (op, x, y, originator);
182 }
182 } 183 }
183 else
184 {
185 op->x = x, op->y = y;
186 insert_ob_in_map (op, m, originator, 0);
187 }
188 } 184 }
189
190 return; 185 return;
191 } 186 }
192 187
193 if (type & AT_CANCELLATION) 188 if (type & AT_CANCELLATION)
194 { /* Cancellation. */ 189 { /* Cancellation. */
… …
197 return; 192 return;
198 } 193 }
199 194
200 if (op->nrof > 1) 195 if (op->nrof > 1)
201 { 196 {
202 op = decrease_ob_nr (op, rndm (0, op->nrof - 1)); 197 if (op->decrease (rndm (0, op->nrof - 1)))
203
204 if (op)
205 fix_stopped_item (op, m, originator); 198 fix_stopped_item (op, m, originator);
206 } 199 }
207 else 200 else
208 { 201 {
209 if (op->env) 202 // drop everything to the ground, if possible
210 { 203 op->insert_at (originator);
211 object *tmp = op->in_player ();
212
213 if (tmp)
214 esrv_del_item (tmp->contr, op->count);
215 }
216
217 op->destroy (); 204 op->drop_and_destroy ();
218 } 205 }
219 206
220 if (type & (AT_FIRE | AT_ELECTRICITY)) 207 if (type & (AT_FIRE | AT_ELECTRICITY))
221 if (env) 208 if (env)
222 { 209 {
223 op = get_archetype ("burnout"); 210 op = archetype::get (shstr_burnout);
224 op->x = env->x, op->y = env->y; 211 op->x = env->x, op->y = env->y;
225 insert_ob_in_ob (op, env); 212 env->insert (op);
226 } 213 }
227 else 214 else
228 replace_insert_ob_in_map ("burnout", originator); 215 replace_insert_ob_in_map (shstr_burnout, originator);
229 216
230 return; 217 return;
231 } 218 }
232 219
233 /* The value of 50 is arbitrary. */ 220 /* The value of 50 is arbitrary. */
234 if (type & AT_COLD && (op->resist[ATNR_COLD] < 50) && !QUERY_FLAG (op, FLAG_NO_PICK) && (RANDOM () & 2)) 221 if (type & AT_COLD && (op->resist[ATNR_COLD] < 50) && !QUERY_FLAG (op, FLAG_NO_PICK) && rndm (2))
235 { 222 {
236 object *tmp;
237 archetype *at = archetype::find ("icecube"); 223 archetype *at = archetype::find (shstr_icecube);
238 224
239 if (at == NULL) 225 if (at == NULL)
240 return; 226 return;
241 227
242 op = stop_item (op); 228 op = stop_item (op);
243 if (op == NULL) 229 if (op == NULL)
244 return; 230 return;
245 231
246 if ((tmp = present_arch (at, op->map, op->x, op->y)) == NULL) 232 object *tmp = present_arch (at, op->map, op->x, op->y);
233 if (!tmp)
247 { 234 {
248 tmp = arch_to_object (at); 235 tmp = arch_to_object (at);
249 tmp->x = op->x, tmp->y = op->y; 236 tmp->x = op->x, tmp->y = op->y;
250 /* This was in the old (pre new movement code) - 237 /* This was in the old (pre new movement code) -
251 * icecubes have slow_move set to 1 - don't want 238 * icecubes have slow_move set to 1 - don't want
… …
254 tmp->move_slow_penalty = 0; 241 tmp->move_slow_penalty = 0;
255 tmp->move_slow = 0; 242 tmp->move_slow = 0;
256 insert_ob_in_map (tmp, op->map, originator, 0); 243 insert_ob_in_map (tmp, op->map, originator, 0);
257 } 244 }
258 245
259 if (!QUERY_FLAG (op, FLAG_REMOVED)) 246 tmp->insert (op);
260 op->remove ();
261
262 insert_ob_in_ob (op, tmp);
263 return; 247 return;
264 } 248 }
265} 249}
266 250
267/* Object op is hitting the map. 251/* Object op is hitting the map.
… …
296 } 280 }
297 281
298 if (op->head) 282 if (op->head)
299 op = op->head; 283 op = op->head;
300 284
301 map = op->map; 285 mapxy pos (op);
302 x = op->x + freearr_x[dir]; 286 pos.move (dir);
303 y = op->y + freearr_y[dir];
304 287
305 if (!xy_normalise (map, x, y)) 288 if (!pos.normalise ())
306 return 0; 289 return 0;
307 290
308 // elmex: a safe map tile can't be hit! 291 // elmex: a safe map tile can't be hit!
309 // this should prevent most harmful effects on items and players there. 292 // this should prevent most harmful effects on items and players there.
310 mapspace &ms = map->at (x, y); 293 mapspace &ms = pos.ms ();
311 294
312 if (ms.flags () & P_SAFE) 295 if (ms.flags () & P_SAFE)
313 return 0; 296 return 0;
314 297
315 /* peterm: a few special cases for special attacktypes --counterspell 298 /* peterm: a few special cases for special attacktypes --counterspell
… …
353 336
354 /* Something could have happened to 'tmp' while 'tmp->below' was processed. 337 /* Something could have happened to 'tmp' while 'tmp->below' was processed.
355 * For example, 'tmp' was put in an icecube. 338 * For example, 'tmp' was put in an icecube.
356 * This is one of the few cases where on_same_map should not be used. 339 * This is one of the few cases where on_same_map should not be used.
357 */ 340 */
358 if (tmp->map != map || tmp->x != x || tmp->y != y) 341 if (tmp->map != pos.m || tmp->x != pos.x || tmp->y != pos.y)
359 continue; 342 continue;
360 343
361 if (QUERY_FLAG (tmp, FLAG_ALIVE)) 344 if (QUERY_FLAG (tmp, FLAG_ALIVE))
362 { 345 {
363 hit_player (tmp, op->stats.dam, op, type, full_hit); 346 hit_player (tmp, op->stats.dam, op, type, full_hit);
… …
371 * that weak walls have is_alive set, which prevent objects from 354 * that weak walls have is_alive set, which prevent objects from
372 * passing over/through them. We don't care what type of movement 355 * passing over/through them. We don't care what type of movement
373 * the wall blocks - if it blocks any type of movement, can't be 356 * the wall blocks - if it blocks any type of movement, can't be
374 * destroyed right now. 357 * destroyed right now.
375 */ 358 */
376 else if (tmp->materialname && op->stats.dam > 0 && !tmp->move_block) 359 else if (op->stats.dam > 0 && !tmp->move_block)
377 { 360 {
378 save_throw_object (tmp, type, op); 361 save_throw_object (tmp, type, op);
379 362
380 if (op->destroyed ()) 363 if (op->destroyed ())
381 break; 364 break;
… …
383 } 366 }
384 367
385 return 0; 368 return 0;
386} 369}
387 370
388void 371static void
389attack_message (int dam, int type, object *op, object *hitter) 372attack_message (int dam, int type, object *op, object *hitter)
390{ 373{
391 char buf[MAX_BUF], buf1[MAX_BUF], buf2[MAX_BUF]; 374 char buf[MAX_BUF], buf1[MAX_BUF], buf2[MAX_BUF];
392 int i, found = 0; 375 int i, found = 0;
393 maptile *map; 376 maptile *map;
… …
395 378
396 /* put in a few special messages for some of the common attacktypes 379 /* put in a few special messages for some of the common attacktypes
397 * a player might have. For example, fire, electric, cold, etc 380 * a player might have. For example, fire, electric, cold, etc
398 * [garbled 20010919] 381 * [garbled 20010919]
399 */ 382 */
400
401 if (dam == 9998 && op->type == DOOR) 383 if (dam == 9998 && op->type == DOOR)
402 { 384 {
403 sprintf (buf1, "unlock %s", &op->name); 385 sprintf (buf1, "unlock %s", &op->name);
404 sprintf (buf2, " unlocks"); 386 sprintf (buf2, " unlocks");
405 found++; 387 found++;
406 } 388 }
407 if (dam < 0) 389 else if (dam < 0)
408 { 390 {
409 sprintf (buf1, "hit %s", &op->name); 391 sprintf (buf1, "hit %s", &op->name);
410 sprintf (buf2, " hits"); 392 sprintf (buf2, " hits");
411 found++; 393 found++;
412 } 394 }
… …
534 strcpy (buf2, attack_mess[ATM_FIRE][i].buf3); 516 strcpy (buf2, attack_mess[ATM_FIRE][i].buf3);
535 found++; 517 found++;
536 break; 518 break;
537 } 519 }
538 } 520 }
539 else if (hitter->current_weapon != NULL) 521 else if (hitter->current_weapon)
540 { 522 {
541 int mtype; 523 int mtype;
542 524
543 switch (hitter->current_weapon->weapontype) 525 switch (hitter->current_weapon->weapontype)
544 { 526 {
545 case WEAP_HIT: 527 case WEAP_HIT:
546 mtype = ATM_BASIC; 528 mtype = ATM_BASIC;
547 break; 529 break;
548 case WEAP_SLASH: 530 case WEAP_SLASH:
549 mtype = ATM_SLASH; 531 mtype = ATM_SLASH;
550 break; 532 break;
551 case WEAP_PIERCE: 533 case WEAP_PIERCE:
552 mtype = ATM_PIERCE; 534 mtype = ATM_PIERCE;
553 break; 535 break;
554 case WEAP_CLEAVE: 536 case WEAP_CLEAVE:
555 mtype = ATM_CLEAVE; 537 mtype = ATM_CLEAVE;
556 break; 538 break;
557 case WEAP_SLICE: 539 case WEAP_SLICE:
558 mtype = ATM_SLICE; 540 mtype = ATM_SLICE;
559 break; 541 break;
560 case WEAP_STAB: 542 case WEAP_STAB:
561 mtype = ATM_STAB; 543 mtype = ATM_STAB;
562 break; 544 break;
563 case WEAP_WHIP: 545 case WEAP_WHIP:
564 mtype = ATM_WHIP; 546 mtype = ATM_WHIP;
565 break; 547 break;
566 case WEAP_CRUSH: 548 case WEAP_CRUSH:
567 mtype = ATM_CRUSH; 549 mtype = ATM_CRUSH;
568 break; 550 break;
569 case WEAP_BLUD: 551 case WEAP_BLUD:
570 mtype = ATM_BLUD; 552 mtype = ATM_BLUD;
571 break; 553 break;
572 default: 554 default:
573 mtype = ATM_BASIC; 555 mtype = ATM_BASIC;
574 break; 556 break;
575 } 557 }
558
576 for (i = 0; i < MAXATTACKMESS && attack_mess[mtype][i].level != -1; i++) 559 for (i = 0; i < MAXATTACKMESS && attack_mess[mtype][i].level != -1; i++)
577 if (dam < attack_mess[mtype][i].level || attack_mess[mtype][i + 1].level == -1) 560 if (dam < attack_mess[mtype][i].level || attack_mess[mtype][i + 1].level == -1)
578 { 561 {
579 sprintf (buf1, "%s %s%s", attack_mess[mtype][i].buf1, &op->name, attack_mess[mtype][i].buf2); 562 sprintf (buf1, "%s %s%s", attack_mess[mtype][i].buf1, &op->name, attack_mess[mtype][i].buf2);
580 strcpy (buf2, attack_mess[mtype][i].buf3); 563 strcpy (buf2, attack_mess[mtype][i].buf3);
… …
614 if (hitter->owner != NULL) 597 if (hitter->owner != NULL)
615 sprintf (buf, "%s's %s%s you.", &hitter->owner->name, &hitter->name, buf2); 598 sprintf (buf, "%s's %s%s you.", &hitter->owner->name, &hitter->name, buf2);
616 else 599 else
617 { 600 {
618 sprintf (buf, "%s%s you.", &hitter->name, buf2); 601 sprintf (buf, "%s%s you.", &hitter->name, buf2);
602
619 if (dam != 0) 603 if (dam != 0)
620 { 604 {
621 if (dam < 10) 605 if (dam < 10)
622 play_sound_player_only (op->contr, SOUND_PLAYER_IS_HIT1, 0, 0); 606 op->contr->play_sound (sound_find ("player_is_hit1"));
623 else if (dam < 20) 607 else if (dam < 20)
624 play_sound_player_only (op->contr, SOUND_PLAYER_IS_HIT2, 0, 0); 608 op->contr->play_sound (sound_find ("player_is_hit2"));
625 else 609 else
626 play_sound_player_only (op->contr, SOUND_PLAYER_IS_HIT3, 0, 0); 610 op->contr->play_sound (sound_find ("player_is_hit3"));
627 } 611 }
628 } 612 }
613
629 new_draw_info (NDI_BLACK, 0, op, buf); 614 new_draw_info (NDI_BLACK, 0, op, buf);
630 } /* end of player hitting player */ 615 } /* end of player hitting player */
631 616
632 if (hitter->type == PLAYER) 617 if (hitter->type == PLAYER)
633 { 618 {
634 sprintf (buf, "You %s.", buf1); 619 sprintf (buf, "You %s.", buf1);
620
635 if (dam != 0) 621 if (dam != 0)
636 { 622 {
637 if (dam < 10) 623 if (dam < 10)
638 play_sound_player_only (hitter->contr, SOUND_PLAYER_HITS1, 0, 0); 624 op->play_sound (sound_find ("player_hits1"));
639 else if (dam < 20) 625 else if (dam < 20)
640 play_sound_player_only (hitter->contr, SOUND_PLAYER_HITS2, 0, 0); 626 op->play_sound (sound_find ("player_hits2"));
641 else 627 else
642 play_sound_player_only (hitter->contr, SOUND_PLAYER_HITS3, 0, 0); 628 op->play_sound (sound_find ("player_hits3"));
643 } 629 }
630
644 new_draw_info (NDI_BLACK, 0, hitter, buf); 631 new_draw_info (NDI_BLACK, 0, hitter, buf);
645 } 632 }
646 else if (hitter->owner != NULL && hitter->owner->type == PLAYER) 633 else if (hitter->owner != NULL && hitter->owner->type == PLAYER)
647 { 634 {
648 /* look for stacked spells and start reducing the message chances */ 635 /* look for stacked spells and start reducing the message chances */
… …
657 if (next) 644 if (next)
658 while (next) 645 while (next)
659 { 646 {
660 if (next->type == SPELL_EFFECT && (next->subtype == SP_EXPLOSION || next->subtype == SP_BULLET || next->subtype == SP_CONE)) 647 if (next->type == SPELL_EFFECT && (next->subtype == SP_EXPLOSION || next->subtype == SP_BULLET || next->subtype == SP_CONE))
661 i *= 3; 648 i *= 3;
649
662 tmp = next; 650 tmp = next;
663 next = tmp->above; 651 next = tmp->above;
664 } 652 }
665 653
666 if (i < 0) 654 if (i < 0)
… …
671 } 659 }
672 else if (rndm (0, 5) != 0) 660 else if (rndm (0, 5) != 0)
673 return; 661 return;
674 662
675 sprintf (buf, "Your %s%s %s.", &hitter->name, buf2, &op->name); 663 sprintf (buf, "Your %s%s %s.", &hitter->name, buf2, &op->name);
676 play_sound_map (op->map, op->x, op->y, SOUND_PLAYER_HITS4); 664 op->play_sound (sound_find ("player_hits4"));
677 new_draw_info (NDI_BLACK, 0, hitter->owner, buf); 665 new_draw_info (NDI_BLACK, 0, hitter->owner, buf);
678 } 666 }
679} 667}
680
681 668
682static int 669static int
683get_attack_mode (object **target, object **hitter, int *simple_attack) 670get_attack_mode (object **target, object **hitter, int *simple_attack)
684{ 671{
685 if (QUERY_FLAG (*target, FLAG_FREED) || QUERY_FLAG (*hitter, FLAG_FREED)) 672 if (QUERY_FLAG (*target, FLAG_FREED) || QUERY_FLAG (*hitter, FLAG_FREED))
686 { 673 {
687 LOG (llevError, "BUG: get_attack_mode(): freed object\n"); 674 LOG (llevError, "BUG: get_attack_mode(): freed object\n");
688 return 1; 675 return 1;
689 } 676 }
690 if ((*target)->head) 677
691 *target = (*target)->head; 678 *target = (*target)->head_ ();
692 if ((*hitter)->head)
693 *hitter = (*hitter)->head; 679 *hitter = (*hitter)->head_ ();
680
681 if ((*target)->type == LOCKED_DOOR)
682 return 1; // locked doors cannot be hit
683
694 if ((*hitter)->env != NULL || (*target)->env != NULL) 684 if ((*hitter)->env || (*target)->env)
695 { 685 {
696 *simple_attack = 1; 686 *simple_attack = 1;
697 return 0; 687 return 0;
698 } 688 }
689
699 if (QUERY_FLAG (*target, FLAG_REMOVED) 690 if (QUERY_FLAG (*target, FLAG_REMOVED)
700 || QUERY_FLAG (*hitter, FLAG_REMOVED) || (*hitter)->map == NULL || !on_same_map ((*hitter), (*target))) 691 || QUERY_FLAG (*hitter, FLAG_REMOVED)
692 || !(*hitter)->map
693 || !on_same_map (*hitter, *target))
701 { 694 {
702 LOG (llevError, "BUG: hitter (arch %s, name %s) with no relation to " "target\n", &(*hitter)->arch->archname, &(*hitter)->name); 695 LOG (llevError | logBacktrace, "BUG: hitter (%s) with no relation to target (%s)\n",
696 (*hitter)->debug_desc (), (*target)->debug_desc ());
703 return 1; 697 return 1;
704 } 698 }
699
705 *simple_attack = 0; 700 *simple_attack = 0;
706 return 0; 701 return 0;
707} 702}
708 703
709static int 704static int
710abort_attack (object *target, object *hitter, int simple_attack) 705abort_attack (object *target, object *hitter, int simple_attack)
711{ 706{
712
713/* Check if target and hitter are still in a relation similar to the one 707 /* Check if target and hitter are still in a relation similar to the one
714 * determined by get_attack_mode(). Returns true if the relation has changed. 708 * determined by get_attack_mode(). Returns true if the relation has changed.
715 */ 709 */
716 int new_mode; 710 int new_mode;
717 711
718 if (hitter->env == target || target->env == hitter) 712 if (hitter->env == target || target->env == hitter)
719 new_mode = 1; 713 new_mode = 1;
720 else if (QUERY_FLAG (hitter, FLAG_REMOVED) || QUERY_FLAG (target, FLAG_REMOVED) || hitter->map == NULL || !on_same_map (hitter, target)) 714 else if (QUERY_FLAG (hitter, FLAG_REMOVED) || QUERY_FLAG (target, FLAG_REMOVED)
715 || hitter->map == NULL || !on_same_map (hitter, target))
721 return 1; 716 return 1;
722 else 717 else
723 new_mode = 0; 718 new_mode = 0;
719
724 return new_mode != simple_attack; 720 return new_mode != simple_attack;
725} 721}
726 722
723/* thrown_item_effect() - handles any special effects of thrown
724 * items (like attacking living creatures--a potion thrown at a
725 * monster).
726 */
727static void
727static void thrown_item_effect (object *, object *); 728thrown_item_effect (object *hitter, object *victim)
729{
730 if (!QUERY_FLAG (hitter, FLAG_ALIVE))
731 {
732 /* May not need a switch for just 2 types, but this makes it
733 * easier for expansion.
734 */
735 switch (hitter->type)
736 {
737 case POTION:
738 /* should player get a save throw instead of checking magic protection? */
739 if (QUERY_FLAG (victim, FLAG_ALIVE) && !QUERY_FLAG (victim, FLAG_UNDEAD) && (victim->resist[ATNR_MAGIC] < 60))
740 (void) apply_potion (victim, hitter);
741 break;
742
743 case POISON: /* poison drinks */
744 /* As with potions, should monster get a save? */
745 if (QUERY_FLAG (victim, FLAG_ALIVE) && !QUERY_FLAG (victim, FLAG_UNDEAD) && (victim->resist[ATNR_POISON] < 60))
746 apply_poison (victim, hitter);
747 break;
748
749 /* Removed case statements that did nothing.
750 * food may be poisonous, but monster must be willing to eat it,
751 * so we don't handle it here.
752 * Containers should perhaps break open, but that code was disabled.
753 */
754 }
755 }
756}
757
758/* determine if the object is an 'aimed' missile */
759static int
760is_aimed_missile (object *op)
761{
762
763 /* I broke what used to be one big if into a few nested
764 * ones so that figuring out the logic is at least possible.
765 */
766 if (op && (op->move_type & MOVE_FLYING))
767 if (op->type == ARROW || op->type == THROWN_OBJ)
768 return 1;
769 else if (op->type == SPELL_EFFECT && (op->subtype == SP_BULLET || op->subtype == SP_EXPLOSION))
770 return 1;
771
772 return 0;
773}
774/* adj_attackroll() - adjustments to attacks by various conditions */
775static int
776adj_attackroll (object *hitter, object *target)
777{
778 object *attacker = hitter;
779 int adjust = 0;
780
781 /* safety */
782 if (!target || !hitter || !hitter->map || !target->map || !on_same_map (hitter, target))
783 {
784 LOG (llevError, "BUG: adj_attackroll(): hitter and target not on same " "map\n");
785 return 0;
786 }
787
788 /* aimed missiles use the owning object's sight */
789 if (is_aimed_missile (hitter))
790 {
791 if ((attacker = hitter->owner) == NULL)
792 attacker = hitter;
793 /* A player who saves but hasn't quit still could have objects
794 * owned by him - need to handle that case to avoid crashes.
795 */
796 if (QUERY_FLAG (attacker, FLAG_REMOVED))
797 attacker = hitter;
798 }
799 else if (!QUERY_FLAG (hitter, FLAG_ALIVE))
800 return 0;
801
802 /* determine the condtions under which we make an attack.
803 * Add more cases, as the need occurs. */
804
805 if (!can_see_enemy (attacker, target))
806 {
807 /* target is unseen */
808 if (target->invisible || QUERY_FLAG (attacker, FLAG_BLIND))
809 adjust -= 10;
810 /* dark map penalty for the hitter (lacks infravision if we got here). */
811 else if (!stand_in_light (target))
812 adjust -= target->map->darklevel ();
813 }
814
815 if (QUERY_FLAG (attacker, FLAG_SCARED))
816 adjust -= 3;
817
818 if (QUERY_FLAG (target, FLAG_UNAGGRESSIVE))
819 adjust += 1;
820
821 if (QUERY_FLAG (target, FLAG_SCARED))
822 adjust += 1;
823
824 if (QUERY_FLAG (attacker, FLAG_CONFUSED))
825 adjust -= 3;
826
827 /* if we attack at a different 'altitude' its harder */
828 if ((attacker->move_type & target->move_type) == 0)
829 adjust -= 2;
830
831#if 0
832 /* slower attacks are less likely to succeed. We should use a
833 * comparison between attacker/target speeds BUT, players have
834 * a generally faster speed, so this will wind up being a HUGE
835 * disadantage for the monsters! Too bad, because missiles which
836 * fly fast should have a better chance of hitting a slower target.
837 */
838 if (hitter->speed < target->speed)
839 adjust += ((float) hitter->speed - target->speed);
840#endif
841
842#if 0
843 LOG (llevDebug, "adj_attackroll() returns %d (%d)\n", adjust, attacker->count);
844#endif
845
846 return adjust;
847}
728 848
729static int 849static int
730attack_ob_simple (object *op, object *hitter, int base_dam, int base_wc) 850attack_ob_simple (object *op, object *hitter, int base_dam, int base_wc)
731{ 851{
732 int simple_attack, roll, dam = 0; 852 int simple_attack, roll, dam = 0;
… …
786 * for help. */ 906 * for help. */
787 if (op->type != PLAYER && !can_see_enemy (op, hitter) && !op->owner && rndm (0, op->stats.Int)) 907 if (op->type != PLAYER && !can_see_enemy (op, hitter) && !op->owner && rndm (0, op->stats.Int))
788 npc_call_help (op); 908 npc_call_help (op);
789 909
790 /* if you were hidden and hit by a creature, you are discovered */ 910 /* if you were hidden and hit by a creature, you are discovered */
791 if (op->hide && QUERY_FLAG (hitter, FLAG_ALIVE)) 911 if (op->flag [FLAG_HIDDEN] && hitter->flag [FLAG_ALIVE])
792 { 912 {
793 make_visible (op); 913 make_visible (op);
794 914
795 if (op->type == PLAYER) 915 if (op->type == PLAYER)
796 new_draw_info (NDI_UNIQUE, 0, op, "You were hit by a wild attack. " "You are no longer hidden!"); 916 new_draw_info (NDI_UNIQUE, 0, op, "You were hit by a wild attack. You are no longer hidden!");
797 } 917 }
798 918
799 /* thrown items (hitter) will have various effects 919 /* thrown items (hitter) will have various effects
800 * when they hit the victim. For things like thrown daggers, 920 * when they hit the victim. For things like thrown daggers,
801 * this sets 'hitter' to the actual dagger, and not the 921 * this sets 'hitter' to the actual dagger, and not the
… …
813 if (hitdam <= 0) 933 if (hitdam <= 0)
814 hitdam = 1; 934 hitdam = 1;
815 935
816 type = hitter->attacktype; 936 type = hitter->attacktype;
817 937
938 /* Ok, because some of the brainfucks of the good *sigh* old *sigh*
939 * Crossfire we have to default the attacktype here to AT_PHYSICAL.
940 * This check is important for the most simple monsters out there in the
941 * game content (maps, archs). For example orcs: They would have
942 * no attacktype at all.
943 *
944 * Some time in the future someone should just go into the game data
945 * and fix every monster out there ;-/ Until then we will kill some
946 * more trees in the african rain forests with this check.
947 */
818 if (!type) 948 if (!type)
819 type = AT_PHYSICAL; 949 type = AT_PHYSICAL;
820 950
821 /* Handle monsters that hit back */ 951 /* Handle monsters that hit back */
822 if (!simple_attack && QUERY_FLAG (op, FLAG_HITBACK) && QUERY_FLAG (hitter, FLAG_ALIVE)) 952 if (!simple_attack && QUERY_FLAG (op, FLAG_HITBACK) && QUERY_FLAG (hitter, FLAG_ALIVE))
… …
873 * debate - 5000 is 5 kg, so arrows, knives, and other light weapons 1003 * debate - 5000 is 5 kg, so arrows, knives, and other light weapons
874 * stick around. 1004 * stick around.
875 */ 1005 */
876 if (op->weight <= 5000 && tmp->stats.hp >= 0) 1006 if (op->weight <= 5000 && tmp->stats.hp >= 0)
877 { 1007 {
878 tmp = tmp->head_ (); 1008 tmp->head_ ()->insert (op);
879
880 op->remove ();
881 op = insert_ob_in_ob (op, tmp);
882
883 if (tmp->type == PLAYER)
884 esrv_send_item (tmp, op);
885
886 return 1; 1009 return 1;
887 } 1010 }
888 else 1011 else
889 return 0; 1012 return 0;
890} 1013}
… …
904 /* Disassemble missile */ 1027 /* Disassemble missile */
905 if (op->inv) 1028 if (op->inv)
906 { 1029 {
907 container = op; 1030 container = op;
908 hitter = op->inv; 1031 hitter = op->inv;
909 hitter->remove ();
910 insert_ob_in_map (hitter, container->map, hitter, INS_NO_MERGE | INS_NO_WALK_ON); 1032 hitter->insert_at (container, hitter, INS_NO_MERGE | INS_NO_WALK_ON);
911 /* Note that we now have an empty THROWN_OBJ on the map. Code that 1033 /* Note that we now have an empty THROWN_OBJ on the map. Code that
912 * might be called until this THROWN_OBJ is either reassembled or 1034 * might be called until this THROWN_OBJ is either reassembled or
913 * removed at the end of this function must be able to deal with empty 1035 * removed at the end of this function must be able to deal with empty
914 * THROWN_OBJs. */ 1036 * THROWN_OBJs. */
915 } 1037 }
… …
929 * other places as well!) 1051 * other places as well!)
930 */ 1052 */
931 if (hitter->destroyed () || hitter->env != NULL) 1053 if (hitter->destroyed () || hitter->env != NULL)
932 { 1054 {
933 if (container) 1055 if (container)
934 {
935 container->remove ();
936 container->destroy (); 1056 container->destroy ();
937 }
938 1057
939 return 0; 1058 return 0;
940 } 1059 }
941 1060
942 /* Missile hit victim */ 1061 /* Missile hit victim */
… …
966 * can fly over but not otherwise move over. What is the correct 1085 * can fly over but not otherwise move over. What is the correct
967 * way to handle those otherwise? 1086 * way to handle those otherwise?
968 */ 1087 */
969 if (victim->x != hitter->x || victim->y != hitter->y) 1088 if (victim->x != hitter->x || victim->y != hitter->y)
970 { 1089 {
1090 if (victim->destroyed ())
1091 hitter->destroy ();
1092 else
1093 {
971 hitter->remove (); 1094 hitter->remove ();
972 hitter->x = victim->x; 1095 hitter->x = victim->x;
973 hitter->y = victim->y; 1096 hitter->y = victim->y;
974 insert_ob_in_map (hitter, victim->map, hitter, 0); 1097 insert_ob_in_map (hitter, victim->map, hitter, 0);
1098 }
975 } 1099 }
976 else 1100 else
977 /* Else leave arrow where it is */ 1101 /* Else leave arrow where it is */
978 merge_ob (hitter, NULL); 1102 merge_ob (hitter, NULL);
979 1103
… …
991 } 1115 }
992 1116
993 return op; 1117 return op;
994} 1118}
995 1119
996void 1120static void
997tear_down_wall (object *op) 1121tear_down_wall (object *op)
998{ 1122{
999 int perc = 0;
1000
1001 if (!op->stats.maxhp) 1123 if (!op->stats.maxhp)
1002 {
1003 LOG (llevError, "TEAR_DOWN wall %s had no maxhp.\n", &op->name); 1124 LOG (llevError, "TEAR_DOWN wall %s had no maxhp.\n", &op->name);
1004 perc = 1; 1125 else if (!op->has_anim ())
1005 }
1006 else if (!GET_ANIM_ID (op))
1007 { 1126 {
1008 /* Object has been called - no animations, so remove it */ 1127 /* Object has been called - no animations, so remove it */
1009 if (op->stats.hp < 0) 1128 if (op->stats.hp < 0)
1010 op->destroy (); 1129 op->destroy ();
1011 1130
1012 return; /* no animations, so nothing more to do */ 1131 return; /* no animations, so nothing more to do */
1013 } 1132 }
1014 1133
1015 perc = NUM_ANIMATIONS (op) - ((int) NUM_ANIMATIONS (op) * op->stats.hp) / op->stats.maxhp; 1134 // we use frames 1..num-2 as intermediate frames, so
1135 // the last frame is used only when hp < 0.
1136 int perc = clamp (
1137 lerp_ru<int> (op->stats.hp, 0, op->stats.maxhp, op->anim_frames () - 2, 0),
1138 0, op->anim_frames () - 1
1139 );
1016 1140
1017 if (perc >= (int) NUM_ANIMATIONS (op)) 1141 op->set_anim_frame (perc);
1018 perc = NUM_ANIMATIONS (op) - 1;
1019 else if (perc < 1)
1020 perc = 1;
1021
1022 SET_ANIMATION (op, perc);
1023 update_object (op, UP_OBJ_FACE); 1142 update_object (op, UP_OBJ_FACE);
1024 1143
1025 if (perc == NUM_ANIMATIONS (op) - 1) 1144 if (op->stats.hp < 0)
1026 { /* Reached the last animation */ 1145 { /* Reached the last animation */
1027 if (op->face == blank_face) 1146 if (op->face == blank_face)
1028 /* If the last face is blank, remove the ob */ 1147 /* If the last face is blank, remove the ob */
1029 op->destroy (); 1148 op->destroy ();
1030 else 1149 else
1031 { /* The last face was not blank, leave an image */ 1150 { /* The last face was not blank, leave an image */
1032 CLEAR_FLAG (op, FLAG_BLOCKSVIEW); 1151 op->flag [FLAG_BLOCKSVIEW] = false;
1033 update_all_los (op->map, op->x, op->y); 1152 update_all_los (op->map, op->x, op->y);
1034 op->move_block = 0; 1153 op->move_block = 0;
1035 CLEAR_FLAG (op, FLAG_ALIVE); 1154 op->flag [FLAG_ALIVE] = false;
1036 } 1155 }
1037 } 1156 }
1038} 1157}
1039 1158
1040void 1159static void
1041scare_creature (object *target, object *hitter) 1160scare_creature (object *target, object *hitter)
1042{ 1161{
1043 object *owner = hitter->owner; 1162 target->flag [FLAG_SCARED] = true;
1044 1163
1164 if (!target->enemy)
1165 target->enemy = hitter->outer_owner ();
1166}
1167
1168/* GROS: This code comes from hit_player. It has been made external to
1169 * allow script procedures to "kill" objects in a combat-like fashion.
1170 * It was initially used by (kill-object) developed for the Collector's
1171 * Sword. Note that nothing has been changed from the original version
1172 * of the following code.
1173 * op is what is being killed.
1174 * dam is the damage done to it.
1175 * hitter is what is hitting it.
1176 * type is the attacktype.
1177 *
1178 * This function was a bit of a mess with hitter getting changed,
1179 * values being stored away but not used, etc. I've cleaned it up
1180 * a bit - I think it should be functionally equivalant.
1181 * MSW 2002-07-17
1182 */
1183int
1184kill_object (object *op, int dam, object *hitter, int type)
1185{
1186 char buf[MAX_BUF];
1187 shstr skill;
1188 int maxdam = 0;
1189 int battleg = 0; /* true if op standing on battleground */
1190 int pk = 0; /* true if op and what controls hitter are both players */
1191 object *owner = 0;
1192 object *skop = 0;
1193
1194 if (op->stats.hp >= 0)
1195 return -1;
1196
1197 if (INVOKE_OBJECT (KILL, op, ARG_OBJECT (hitter)))
1198 return 0;
1199
1200 /* maxdam needs to be the amount of damage it took to kill
1201 * this creature. The function(s) that call us have already
1202 * adjusted the creatures HP total, so that is negative.
1203 */
1204 maxdam = dam + op->stats.hp + 1;
1205
1206 if (QUERY_FLAG (op, FLAG_BLOCKSVIEW))
1207 update_all_los (op->map, op->x, op->y); /* makes sure los will be recalculated */
1208
1209 if (op->type == DOOR)
1210 {
1211 op->set_speed (0.1f);
1212 op->speed_left = -0.05f;
1213 return maxdam;
1214 }
1215
1216 if (QUERY_FLAG (op, FLAG_FRIENDLY) && op->type != PLAYER)
1217 {
1218 op->drop_and_destroy ();
1219 return maxdam;
1220 }
1221
1222 /* Now lets start dealing with experience we get for killing something */
1223
1224 owner = hitter->outer_owner ();
1045 if (!owner) 1225 if (!owner)
1046 owner = hitter; 1226 owner = hitter;
1047 1227
1228 /* is the victim (op) standing on battleground? */
1229 if (op_on_battleground (op, NULL, NULL))
1230 battleg = 1;
1231
1232 /* is this player killing? */
1233 if (op->type == PLAYER && owner->type == PLAYER)
1234 pk = 1;
1235
1236 /* Player killed something */
1237 if (owner->type == PLAYER)
1238 {
1239 /* Log players killing other players - makes it easier to detect
1240 * and filter out malicious player killers - that is why the
1241 * ip address is included.
1242 */
1243 if (op->type == PLAYER && !battleg)
1244 {
1245 time_t t = time (NULL);
1246 struct tm *tmv;
1247 char buf[256];
1248
1249 tmv = localtime (&t);
1250 strftime (buf, 256, "%a %b %d %H:%M:%S %Y", tmv);
1251
1252 LOG (llevInfo, "%s PLAYER_KILL_PLAYER: %s (%s) killed %s\n", buf, &owner->name, owner->contr->ns->host, query_name (op));
1253 }
1254
1255 /* try to filter some things out - basically, if you are
1256 * killing a level 1 creature and your level 20, you
1257 * probably don't want to see that.
1258 */
1259 if (owner->level < op->level * 2 || op->stats.exp > 1000)
1260 {
1261 if (owner != hitter)
1262 new_draw_info_format (NDI_BLACK, 0, owner, "You killed %s with %s.", query_name (op), query_name (hitter));
1263 else
1264 new_draw_info_format (NDI_BLACK, 0, owner, "You killed %s.", query_name (op));
1265
1266 /* Only play sounds for melee kills */
1267 if (hitter->type == PLAYER)
1268 owner->play_sound (sound_find ("player_kills"));
1269 }
1270
1271 /* If a player kills another player, not on
1272 * battleground, the "killer" looses 1 luck. Since this is
1273 * not reversible, it's actually quite a pain IMHO. -AV
1274 * Fix bug in that we were changing the luck of the hitter, not
1275 * player that the object belonged to - so if you killed another player
1276 * with spells, pets, whatever, there was no penalty.
1277 * Changed to make luck penalty configurable in settings.
1278 */
1279 if (op->type == PLAYER && owner != op && !battleg)
1280 owner->change_luck (-settings.pk_luck_penalty);
1281
1282 /* This code below deals with finding the appropriate skill
1283 * to credit exp to. This is a bit problematic - we should
1284 * probably never really have to look at current_weapon->skill
1285 */
1286 if (hitter->skill && hitter->type != PLAYER)
1287 skill = hitter->skill;
1288 else if (owner->chosen_skill)
1289 {
1290 skop = owner->chosen_skill;
1291 skill = skop->skill;
1292 }
1293 else if (QUERY_FLAG (owner, FLAG_READY_WEAPON) && owner->current_weapon)
1294 skill = owner->current_weapon->skill;
1295 else
1296 {
1297 LOG (llevError, "BUG: kill_object - unable to find skill that killed monster\n"
1298 "op: %s\n" "hitter: %s\n" "owner: %s\n",
1299 owner->debug_desc (), hitter->debug_desc (), op->debug_desc ());
1300 skill = 0;
1301 }
1302
1303 /* We have the skill we want to credit to - now find the object this goes
1304 * to. Make sure skop is an actual skill, and not a skill tool!
1305 */
1306 skop = owner->contr->find_skill (skill);
1307 } /* Was it a player that hit somethign */
1308 else
1309 skill = 0;
1310
1311 /* These may have been set in the player code section above */
1312 if (!skop)
1313 skop = hitter->chosen_skill;
1314
1315 if (!skill && skop)
1316 skill = skop->skill;
1317
1318 /* If you didn't kill yourself, and your not the wizard */
1319 if (owner != op && !QUERY_FLAG (op, FLAG_WIZ))
1320 {
1321 int exp;
1322
1323 /* Really don't give much experience for killing other players */
1324 // schmorp: temporarily? reduce the amount of exp gained for pking enourmously
1325 if (battleg)
1326 {
1327 if (op->is_player ())
1328 {
1329 new_draw_info (NDI_UNIQUE, 0, owner, "Your foe has fallen!");
1330 new_draw_info (NDI_UNIQUE, 0, owner, "VICTORY!!!");
1331 }
1332
1333 exp = 0;
1334 }
1335 else if (op->is_player ())
1336 exp = op->stats.exp / 1000;
1337 else
1338 exp = calc_skill_exp (owner, op, skop);
1339
1340 /* Don't know why this is set this way - doesn't make
1341 * sense to just divide everything by two for no reason.
1342 */
1343
1344 if (!settings.simple_exp)
1345 exp = exp / 2;
1346
1347 if (owner->type != PLAYER || owner->contr->party == NULL)
1348 change_exp (owner, exp, skill, 0);
1349 else
1350 {
1351 int shares = 0, count = 0;
1352 partylist *party = owner->contr->party;
1353
1354 add_kill_to_party (party, query_name (owner), query_name (op), exp);
1355
1356 for_all_players (pl)
1357 if (party && pl->ob->contr->party == party && on_same_map (pl->ob, owner))
1358 {
1359 count++;
1360 shares += (pl->ob->level + 4);
1361 }
1362
1363 if (count == 1 || shares > exp || !shares)
1364 change_exp (owner, exp, skill, SK_EXP_TOTAL);
1365 else
1366 {
1367 int share = exp / shares, given = 0, nexp;
1368
1369 for_all_players (pl)
1370 if (party && pl->ob->contr->party == party && on_same_map (pl->ob, owner))
1371 {
1372 nexp = (pl->ob->level + 4) * share;
1373 change_exp (pl->ob, nexp, skill, SK_EXP_TOTAL);
1374 given += nexp;
1375 }
1376
1377 exp -= given;
1378 /* give any remainder to the player */
1379 change_exp (owner, exp, skill, SK_EXP_ADD_SKILL);
1380 }
1381 } /* else part of a party */
1382 } /* end if person didn't kill himself */
1383
1384 if (op->type != PLAYER)
1385 {
1386 if (QUERY_FLAG (op, FLAG_FRIENDLY))
1387 {
1388 object *owner1 = op->owner;
1389
1390 if (owner1 && owner1->type == PLAYER)
1391 {
1392 owner1->contr->play_sound (sound_find ("pet_is_killed"));
1393 /* Maybe we should include the owner that killed this, maybe not */
1394 new_draw_info_format (NDI_UNIQUE, 0, owner1, "Your pet, the %s, was killed by %s.", &op->name, &hitter->name);
1395 }
1396
1397 remove_friendly_object (op);
1398 }
1399
1400 op->drop_and_destroy ();
1401 }
1402 else
1403 /* Player has been killed! */
1404 op->contr->killer = owner->type == PLAYER ? owner : hitter;
1405
1406 /* This was return -1 - that doesn't seem correct - if we return -1, process
1407 * continues in the calling function.
1408 */
1409 return maxdam;
1410}
1411
1412/* Find out if this is friendly fire (PVP and attacker is peaceful) or not
1413 * Returns 0 this is not friendly fire
1414 */
1415int
1416friendly_fire (object *op, object *hitter)
1417{
1418 object *owner;
1419 int friendlyfire;
1420
1421 if (hitter->head)
1422 hitter = hitter->head;
1423
1424 friendlyfire = 0;
1425
1426 if (op->type == PLAYER)
1427 {
1428 if (op_on_battleground (hitter, 0, 0))
1429 return 0;
1430
1431 if (hitter->type == PLAYER && hitter->contr->peaceful == 1)
1432 return 1;
1433
1434 if ((owner = hitter->owner) != NULL)
1435 {
1436 if (owner->type == PLAYER && owner->contr->peaceful == 1)
1437 friendlyfire = 2;
1438 }
1439
1440 if (hitter->type == SPELL || hitter->type == POISONING || hitter->type == DISEASE || hitter->type == RUNE)
1441 friendlyfire = 0;
1442 }
1443
1444 return friendlyfire;
1445}
1446
1447/* This isn't used just for players, but in fact most objects.
1448 * op is the object to be hit, dam is the amount of damage, hitter
1449 * is what is hitting the object, type is the attacktype, and
1450 * full_hit is set if monster area does not matter.
1451 * dam is base damage - protections/vulnerabilities/slaying matches can
1452 * modify it.
1453 */
1454/* Oct 95 - altered the following slightly for MULTIPLE_GODS hack
1455 * which needs new attacktype AT_HOLYWORD to work . b.t. */
1456int
1457hit_player (object *op, int dam, object *hitter, int type, int full_hit)
1458{
1459 int maxdam = 0, ndam = 0, attacktype = 1, magic = (type & AT_MAGIC);
1460 int maxattacktype, attacknum;
1461 int body_attack = op && op->head; /* Did we hit op's head? */
1462 int simple_attack;
1463 int rtn_kill = 0;
1464 int friendlyfire;
1465
1466 if (get_attack_mode (&op, &hitter, &simple_attack))
1467 return 0;
1468
1469 /* very simple: if our target has no_damage 1 set or is wiz, we can't hurt him */
1470 if (QUERY_FLAG (op, FLAG_WIZ) || QUERY_FLAG (op, FLAG_NO_DAMAGE))
1471 return 0;
1472
1473 // only allow pk for hostile players
1474 if (op->type == PLAYER)
1475 {
1476 object *owner = hitter->owner;
1477
1478 if (!owner)
1479 owner = hitter;
1480
1481 if (owner->type == PLAYER
1482 && (!op_on_battleground (op, 0, 0)
1483 && (op->contr->peaceful || owner->contr->peaceful))
1484 && op != owner)
1485 return 0;
1486 }
1487
1488 if (body_attack)
1489 {
1490 /* slow and paralyze must hit the head. But we don't want to just
1491 * return - we still need to process other attacks the spell still
1492 * might have. So just remove the paralyze and slow attacktypes,
1493 * and keep on processing if we have other attacktypes.
1494 * return if only magic or nothing is left - under normal code
1495 * we don't attack with pure magic if there is another attacktype.
1496 * Only do processing if the initial attacktype includes one of those
1497 * attack so we don't cancel out things like magic bullet.
1498 */
1499 if (type & (AT_PARALYZE | AT_SLOW))
1500 {
1501 type &= ~(AT_PARALYZE | AT_SLOW);
1502
1503 if (!type || type == AT_MAGIC)
1504 return 0;
1505 }
1506 }
1507
1508 if (!simple_attack && op->type == DOOR)
1509 {
1510 for (object *tmp = op->inv; tmp; tmp = tmp->below)
1511 if (tmp->type == RUNE || tmp->type == TRAP)
1512 {
1513 spring_trap (tmp, hitter);
1514
1515 if (hitter->destroyed () || op->destroyed () || abort_attack (op, hitter, simple_attack))
1516 return 0;
1517
1518 break;
1519 }
1520 }
1521
1522 if (!QUERY_FLAG (op, FLAG_ALIVE) || op->stats.hp < 0)
1523 {
1524 /* FIXME: If a player is killed by a rune in a door, the
1525 * destroyed() check above doesn't return, and might get here.
1526 */
1527
1528 /* FIXME: This for example happens when a dead door is on a mover and
1529 gets it's speed_left raised on each mover-tick.
1530 Doors are removed in a kinda funny way by giving them speed and speed_left
1531 and waiting for that to run out.
1532 */
1533 LOG (llevDebug, "victim %s (%d) already dead in hit_player()\n", op->debug_desc (), op->stats.hp);
1534 return 0;
1535 }
1536
1537#ifdef ATTACK_DEBUG
1538 LOG (llevDebug, "hit player: attacktype %d, dam %d\n", type, dam);
1539#endif
1540
1541 if (magic)
1542 {
1543 /* basically: dam = dam*(100-op->resist[attacknum])/100;
1544 * in case 0>dam>1, we try to "simulate" a float value-effect */
1545 dam = dam * (100 - op->resist[ATNR_MAGIC]);
1546 if (dam >= 100)
1547 dam /= 100;
1548 else
1549 dam = (dam > rndm (0, 99)) ? 1 : 0;
1550 }
1551
1552 /* AT_CHAOS here is a weapon or monster. Spells are handled by hit_map
1553 * If the attacktype still has chaos, shuffle it, then clear the Chaos bit
1554 */
1555 if (type & AT_CHAOS)
1556 {
1557 shuffle_attack (op, 0); /*0 flag tells it to not change the face */
1558 update_object (op, UP_OBJ_FACE);
1559 type &= ~AT_CHAOS;
1560 }
1561
1562 /* Holyword is really an attacktype modifier (like magic is). If
1563 * holyword is part of an attacktype, then make sure the creature is
1564 * a proper match, otherwise no damage.
1565 */
1566 if (type & AT_HOLYWORD)
1567 {
1568 object *god;
1569
1570 if ((!hitter->slaying
1571 || (!(op->race && hitter->slaying.contains (op->race))
1572 && !(op->name && hitter->slaying.contains (op->name))))
1573 && (!QUERY_FLAG (op, FLAG_UNDEAD)
1574 || (hitter->title
1575 && (god = find_god (determine_god (hitter))) != NULL
1576 && god->race.contains (shstr_undead))))
1577 return 0;
1578 }
1579
1580 maxattacktype = type; /* initialise this to something */
1581 for (attacknum = 0; attacknum < NROFATTACKS; attacknum++, attacktype = 1 << attacknum)
1582 {
1583 /* Magic isn't really a true attack type - it gets combined with other
1584 * attack types. As such, skip it over. However, if magic is
1585 * the only attacktype in the group, then still attack with it
1586 */
1587 if ((attacktype == AT_MAGIC) && (type & ~AT_MAGIC))
1588 continue;
1589
1590 /* Go through and hit the player with each attacktype, one by one.
1591 * hit_player_attacktype only figures out the damage, doesn't inflict
1592 * it. It will do the appropriate action for attacktypes with
1593 * effects (slow, paralization, etc.
1594 */
1595 if (type & attacktype)
1596 {
1597 ndam = hit_player_attacktype (op, hitter, dam, attacknum, magic);
1598 /* the >= causes us to prefer messages from special attacks, if
1599 * the damage is equal.
1600 */
1601 if (ndam >= maxdam)
1602 {
1603 maxdam = ndam;
1604 maxattacktype = 1 << attacknum;
1605 }
1606 }
1607 }
1608
1609 /* if this is friendly fire then do a set % of damage only
1610 * Note - put a check in to make sure this attack is actually
1611 * doing damage - otherwise, the +1 in the code below will make
1612 * an attack do damage before when it otherwise didn't
1613 */
1614 friendlyfire = friendly_fire (op, hitter);
1615 if (friendlyfire && maxdam)
1616 {
1617 maxdam = ((dam * settings.set_friendly_fire) / 100);
1618
1619#ifdef ATTACK_DEBUG
1620 LOG (llevDebug, "Friendly fire (type:%d setting: %d%) did %d damage dropped to %d\n",
1621 friendlyfire, settings.set_friendly_fire, dam, maxdam);
1622#endif
1623 }
1624
1625 if (!full_hit)
1626 {
1627 int area;
1628 int remainder;
1629
1630 area = 0;
1631
1632 for (archetype *at = op->arch; at; at = (archetype *)at->more)
1633 area++;
1634
1635 assert (area > 0);
1636
1637 /* basically: maxdam /= area; we try to "simulate" a float
1638 value-effect */
1639 remainder = 100 * (maxdam % area) / area;
1640 maxdam /= area;
1641 if (rndm (100) < remainder)
1642 maxdam++;
1643 }
1644
1645#ifdef ATTACK_DEBUG
1646 LOG (llevDebug, "Attacktype %d did %d damage\n", type, maxdam);
1647#endif
1648
1649 // for now, only do this for active objects, otherwise they
1650 // keep a refcount for a long time and I see no usefulness
1651 // for an non-active objetc to know its enemy.
1652 if (op->active)
1653 if (hitter->owner)
1654 op->enemy = hitter->owner;
1655 else if (QUERY_FLAG (hitter, FLAG_ALIVE))
1656 op->enemy = hitter;
1657
1658 if (QUERY_FLAG (op, FLAG_UNAGGRESSIVE) && op->type != PLAYER)
1659 {
1660 /* The unaggressives look after themselves 8) */
1661 CLEAR_FLAG (op, FLAG_UNAGGRESSIVE);
1662 npc_call_help (op);
1663 }
1664
1665 if (magic && did_make_save (op, op->level, 0))
1666 maxdam = maxdam / 2;
1667
1668 attack_message (maxdam, maxattacktype, op, hitter);
1669
1670 op->stats.hp -= maxdam;
1671
1672 /* Eneq(@csd.uu.se): Check to see if monster runs away. */
1673 if ((op->stats.hp >= 0) &&
1674 (QUERY_FLAG (op, FLAG_MONSTER) || op->type == PLAYER) &&
1675 op->stats.hp < (signed short) (((float) op->run_away / (float) 100) * (float) op->stats.maxhp))
1676 {
1677
1678 if (QUERY_FLAG (op, FLAG_MONSTER))
1679 SET_FLAG (op, FLAG_RUN_AWAY);
1680 else
1681 scare_creature (op, hitter);
1682 }
1683
1684 if (QUERY_FLAG (op, FLAG_TEAR_DOWN))
1685 {
1686 if (maxdam)
1687 tear_down_wall (op);
1688
1689 return maxdam; /* nothing more to do for wall */
1690 }
1691
1692 /* See if the creature has been killed */
1693 rtn_kill = kill_object (op, maxdam, hitter, type);
1694 if (rtn_kill != -1)
1695 return rtn_kill;
1696
1697 /* Used to be ghosthit removal - we now use the ONE_HIT flag. Note
1698 * that before if the player was immune to ghosthit, the monster
1699 * remained - that is no longer the case.
1700 */
1701 if (QUERY_FLAG (hitter, FLAG_ONE_HIT))
1702 hitter->drop_and_destroy ();
1703 /* Lets handle creatures that are splitting now */
1704 else if (type & AT_PHYSICAL && !QUERY_FLAG (op, FLAG_FREED) && QUERY_FLAG (op, FLAG_SPLITTING))
1705 {
1706 int i;
1707 int friendly = QUERY_FLAG (op, FLAG_FRIENDLY);
1708 int unaggressive = QUERY_FLAG (op, FLAG_UNAGGRESSIVE);
1709 object *owner = op->owner;
1710
1711 if (!op->other_arch)
1712 {
1713 LOG (llevError, "SPLITTING without other_arch error.\n");
1714 return maxdam;
1715 }
1716
1717 op->remove ();
1718
1719 for (i = 0; i < op->stats.food; i++)
1720 { /* This doesn't handle op->more yet */
1721 object *tmp = arch_to_object (op->other_arch);
1722 int j;
1723
1724 tmp->stats.hp = op->stats.hp;
1725
1726 if (friendly)
1727 {
1728 add_friendly_object (tmp);
1729 tmp->attack_movement = PETMOVE;
1730
1731 if (owner)
1732 tmp->set_owner (owner);
1733 }
1734
1735 if (unaggressive)
1736 SET_FLAG (tmp, FLAG_UNAGGRESSIVE);
1737
1738 j = find_first_free_spot (tmp, op->map, op->x, op->y);
1739
1740 if (j == -1) /* No spot to put this monster */
1741 tmp->destroy ();
1742 else
1743 {
1744 tmp->x = op->x + freearr_x[j], tmp->y = op->y + freearr_y[j];
1745 insert_ob_in_map (tmp, op->map, NULL, 0);
1746 }
1747 }
1748
1749 op->destroy ();
1750 }
1751 else if (type & AT_DRAIN && hitter->type == GRIMREAPER && hitter->value++ > 10)
1752 hitter->drop_and_destroy ();
1753
1754 return maxdam;
1755}
1756
1757static void
1758poison_player (object *op, object *hitter, int dam)
1759{
1760 archetype *at = archetype::find (shstr_poisoning);
1761 object *tmp = present_arch_in_ob (at, op);
1762
1763 if (tmp == NULL)
1764 {
1765 if ((tmp = arch_to_object (at)) == NULL)
1766 LOG (llevError, "Failed to clone arch poisoning.\n");
1767 else
1768 {
1769 tmp = insert_ob_in_ob (tmp, op);
1770 /* peterm: give poisoning some teeth. It should
1771 * be able to kill things better than it does:
1772 * damage should be dependent something--I choose to
1773 * do this: if it's a monster, the damage from the
1774 * poisoning goes as the level of the monster/2.
1775 * If anything else, goes as damage.
1776 */
1777
1778 if (QUERY_FLAG (hitter, FLAG_ALIVE))
1779 tmp->stats.dam += hitter->level / 2;
1780 else
1781 tmp->stats.dam = dam;
1782
1783 tmp->set_owner (hitter); /* so we get credit for poisoning kills */
1784 if (hitter->skill && hitter->skill != tmp->skill)
1785 {
1786 tmp->skill = hitter->skill;
1787 }
1788
1789 tmp->stats.food += dam; /* more damage, longer poisoning */
1790
1791 if (op->type == PLAYER)
1792 {
1793 /* player looses stats, maximum is -10 of each */
1794 tmp->stats.Con = max (-(dam / 4 + 1), -10);
1795 tmp->stats.Str = max (-(dam / 3 + 2), -10);
1796 tmp->stats.Dex = max (-(dam / 6 + 1), -10);
1797 tmp->stats.Int = max (-(dam / 7 ), -10);
1798 SET_FLAG (tmp, FLAG_APPLIED);
1799 op->update_stats ();
1800 new_draw_info (NDI_UNIQUE, 0, op, "You suddenly feel very ill.");
1801 op->play_sound (tmp->sound);
1802 }
1803
1804 if (hitter->type == PLAYER)
1805 new_draw_info_format (NDI_UNIQUE, 0, hitter, "You poison %s.", &op->name);
1806 else if (hitter->owner != NULL && hitter->owner->type == PLAYER)
1807 new_draw_info_format (NDI_UNIQUE, 0, hitter->owner, "Your %s poisons %s.", &hitter->name, &op->name);
1808 }
1809
1810 tmp->speed_left = 0;
1811 }
1812 else
1813 tmp->stats.food++;
1814}
1815
1816static void
1817slow_player (object *op, object *hitter, int dam)
1818{
1819 archetype *at = archetype::find (shstr_slowness);
1820 object *tmp;
1821
1822 if (at == NULL)
1823 LOG (llevError, "Can't find slowness archetype.\n");
1824
1825 if ((tmp = present_arch_in_ob (at, op)) == NULL)
1826 {
1827 tmp = arch_to_object (at);
1828 tmp = insert_ob_in_ob (tmp, op);
1829 new_draw_info (NDI_UNIQUE, 0, op, "The world suddenly moves very fast!");
1830 }
1831 else
1832 tmp->stats.food++;
1833
1048 SET_FLAG (target, FLAG_SCARED); 1834 SET_FLAG (tmp, FLAG_APPLIED);
1049 if (!target->enemy) 1835 tmp->speed_left = 0;
1050 target->enemy = owner; 1836 op->update_stats ();
1837}
1838
1839void
1840confuse_player (object *op, object *hitter, int dam)
1841{
1842 object *tmp;
1843 int maxduration;
1844
1845 tmp = present_in_ob_by_name (FORCE, shstr_confusion, op);
1846 if (!tmp)
1847 {
1848 tmp = get_archetype (FORCE_NAME);
1849 tmp = insert_ob_in_ob (tmp, op);
1850 }
1851
1852 /* Duration added per hit and max. duration of confusion both depend
1853 * on the player's resistance
1854 */
1855 tmp->speed = 0.05;
1856 tmp->subtype = FORCE_CONFUSION;
1857 tmp->duration = 8 + max (1, 5 * (100 - op->resist[ATNR_CONFUSION]) / 100);
1858 tmp->name = shstr_confusion;
1859 maxduration = max (2, 30 * (100 - op->resist[ATNR_CONFUSION]) / 100);
1860
1861 if (tmp->duration > maxduration)
1862 tmp->duration = maxduration;
1863
1864 if (op->type == PLAYER && !QUERY_FLAG (op, FLAG_CONFUSED))
1865 new_draw_info (NDI_UNIQUE, 0, op, "You suddenly feel very confused!");
1866
1867 SET_FLAG (op, FLAG_CONFUSED);
1868}
1869
1870void
1871blind_player (object *op, object *hitter, int dam)
1872{
1873 object *tmp, *owner;
1874
1875 /* Save some work if we know it isn't going to affect the player */
1876 if (op->resist[ATNR_BLIND] == 100)
1877 return;
1878
1879 tmp = present_in_ob (BLINDNESS, op);
1880 if (!tmp)
1881 {
1882 tmp = get_archetype (shstr_blindness);
1883 SET_FLAG (tmp, FLAG_BLIND);
1884 SET_FLAG (tmp, FLAG_APPLIED);
1885 /* use floats so we don't lose too much precision due to rounding errors.
1886 * speed is a float anyways.
1887 */
1888 tmp->speed = tmp->speed * (100.0 - (float) op->resist[ATNR_BLIND]) / 100;
1889
1890 tmp = insert_ob_in_ob (tmp, op);
1891 change_abil (op, tmp); /* Mostly to display any messages */
1892 op->update_stats (); /* This takes care of some other stuff */
1893
1894 if (hitter->owner)
1895 owner = hitter->owner;
1896 else
1897 owner = hitter;
1898
1899 new_draw_info_format (NDI_UNIQUE, 0, owner, "Your attack blinds %s!", query_name (op));
1900 }
1901 tmp->stats.food += dam;
1902 if (tmp->stats.food > 10)
1903 tmp->stats.food = 10;
1904}
1905
1906void
1907paralyze_player (object *op, object *hitter, int dam)
1908{
1909 /* This is strange stuff... someone knows for what this is
1910 * written? Well, i think this can and should be removed
1911 */
1912
1913 /*
1914 if((tmp=present(PARAIMAGE,op->map,op->x,op->y))==NULL) {
1915 tmp=clone_arch(PARAIMAGE);
1916 tmp->x=op->x,tmp->y=op->y;
1917 insert_ob_in_map(tmp,op->map,tmp,INS_NO_MERGE | INS_NO_WALK_ON);
1918 }
1919 */
1920
1921 /* Do this as a float - otherwise, rounding might very well reduce this to 0 */
1922 float effect = dam * 3.f * (100.f - op->resist[ATNR_PARALYZE]) / 100.f;
1923
1924 op->speed_left -= fabs (op->speed) * effect;
1925 /* tmp->stats.food+=(signed short) effect/op->speed; */
1926
1927 /* max number of ticks to be affected for. */
1928 float max = (100 - op->resist[ATNR_PARALYZE]) / 2;
1929
1930 if (op->speed_left < -(fabs (op->speed) * max))
1931 op->speed_left = -(fabs (op->speed) * max);
1932
1933/* tmp->stats.food = (signed short) (max / fabs (op->speed)); */
1934}
1935
1936/* Attempts to kill 'op'. hitter is the attack object, dam is
1937 * the computed damaged.
1938 */
1939static void
1940deathstrike_player (object *op, object *hitter, int *dam)
1941{
1942 /* The intention of a death attack is to kill outright things
1943 ** that are a lot weaker than the attacker, have a chance of killing
1944 ** things somewhat weaker than the caster, and no chance of
1945 ** killing something equal or stronger than the attacker.
1946 ** Also, if a deathstrike attack has a slaying, any monster
1947 ** whose name or race matches a comma-delimited list in the slaying
1948 ** field of the deathstriking object */
1949
1950 int atk_lev, def_lev, kill_lev;
1951
1952 if (hitter->slaying)
1953 if (!((QUERY_FLAG (op, FLAG_UNDEAD) && hitter->slaying.contains (shstr_undead))
1954 || (op->race && hitter->slaying.contains (op->race))))
1955 return;
1956
1957 def_lev = op->level;
1958 if (def_lev < 1)
1959 {
1960 LOG (llevError, "BUG: arch %s with level < 1 (%s)\n", &op->arch->archname, op->debug_desc ());
1961 def_lev = 1;
1962 }
1963
1964 atk_lev = (hitter->chosen_skill ? hitter->chosen_skill->level : hitter->level) / 2;
1965 /* LOG(llevDebug,"Deathstrike - attack level %d, defender level %d\n",
1966 atk_lev, def_lev); */
1967
1968 if (atk_lev >= def_lev)
1969 {
1970 kill_lev = random_roll (0, atk_lev - 1, hitter, PREFER_HIGH);
1971
1972 /* Note that the below effectively means the ratio of the atk vs
1973 * defener level is important - if level 52 character has very little
1974 * chance of killing a level 50 monster. This should probably be
1975 * redone.
1976 */
1977 if (kill_lev >= def_lev)
1978 {
1979 *dam = op->stats.hp + 10; /* take all hp. they can still save for 1/2 */
1980 /* I think this doesn't really do much. Because of
1981 * integer rounding, this only makes any difference if the
1982 * attack level is double the defender level.
1983 */
1984 *dam *= kill_lev / def_lev;
1985 }
1986 }
1987 else
1988 *dam = 0; /* no harm done */
1051} 1989}
1052 1990
1053/* This returns the amount of damage hitter does to op with the 1991/* This returns the amount of damage hitter does to op with the
1054 * appropriate attacktype. Only 1 attacktype should be set at a time. 1992 * appropriate attacktype. Only 1 attacktype should be set at a time.
1055 * This doesn't damage the player, but returns how much it should 1993 * This doesn't damage the player, but returns how much it should
… …
1080 if (attacknum == ATNR_INTERNAL) 2018 if (attacknum == ATNR_INTERNAL)
1081 return dam; 2019 return dam;
1082 2020
1083 if (hitter->slaying) 2021 if (hitter->slaying)
1084 { 2022 {
1085 if ((op->race && strstr (hitter->slaying, op->race)) 2023 if ((op->race && hitter->slaying.contains (op->race))
1086 || (op->arch && op->arch->archname && strstr (op->arch->archname, hitter->slaying))) 2024 || (op->arch && op->arch->archname.contains (hitter->slaying)))
1087 { 2025 {
1088 doesnt_slay = 0; 2026 doesnt_slay = 0;
1089 dam *= 3; 2027 dam *= 3;
1090 } 2028 }
1091 } 2029 }
… …
1137 case ATNR_BLIND: 2075 case ATNR_BLIND:
1138 { 2076 {
1139 /* chance for inflicting a special attack depends on the 2077 /* chance for inflicting a special attack depends on the
1140 * difference between attacker's and defender's level 2078 * difference between attacker's and defender's level
1141 */ 2079 */
1142 int level_diff = MIN (110, MAX (0, op->level - hitter->level)); 2080 int level_diff = min (110, max (0, op->level - hitter->level));
1143 2081
1144 /* First, only creatures/players with speed can be affected. 2082 /* First, only creatures/players with speed can be affected.
1145 * Second, just getting hit doesn't mean it always affects 2083 * Second, just getting hit doesn't mean it always affects
1146 * you. Third, you still get a saving through against the 2084 * you. Third, you still get a saving through against the
1147 * effect. 2085 * effect.
1148 */ 2086 */
1149 if (op->speed && 2087 if (op->has_active_speed ()
1150 (QUERY_FLAG (op, FLAG_MONSTER) || op->type == PLAYER) && 2088 && (QUERY_FLAG (op, FLAG_MONSTER) || op->type == PLAYER)
2089 && !(rndm (0, (attacknum == ATNR_SLOW ? 6 : 3) - 1))
1151 !(rndm (0, (attacknum == ATNR_SLOW ? 6 : 3) - 1)) && !did_make_save (op, level_diff, op->resist[attacknum] / 10)) 2090 && !did_make_save (op, level_diff, op->resist[attacknum] / 10))
1152 { 2091 {
1153 2092
1154 /* Player has been hit by something */ 2093 /* Player has been hit by something */
1155 if (attacknum == ATNR_CONFUSION) 2094 if (attacknum == ATNR_CONFUSION)
1156 confuse_player (op, hitter, dam); 2095 confuse_player (op, hitter, dam);
… …
1204 2143
1205 /* High damage acid has better chance of corroding 2144 /* High damage acid has better chance of corroding
1206 objects */ 2145 objects */
1207 if (rndm (0, dam + 4) > random_roll (0, 39, op, PREFER_HIGH) + 2 * tmp->magic) 2146 if (rndm (0, dam + 4) > random_roll (0, 39, op, PREFER_HIGH) + 2 * tmp->magic)
1208 { 2147 {
1209 if (op->type == PLAYER)
1210 /* Make this more visible */
1211 new_draw_info_format (NDI_UNIQUE | NDI_RED, 0, op,
1212 "The %s's acid corrodes your %s!", query_name (hitter), query_name (tmp));
1213 flag = 1; 2148 flag = 1;
1214 tmp->magic--; 2149 tmp->magic--;
1215 if (op->type == PLAYER) 2150
1216 esrv_send_item (op, tmp); 2151 if (object *pl = tmp->visible_to ())
2152 {
2153 /* Make this more visible */
2154 new_draw_info_format (NDI_UNIQUE | NDI_RED, 0, pl,
2155 "The %s's acid corrodes your %s!", query_name (hitter), query_name (tmp));
2156
2157 esrv_send_item (op, tmp); //TODO: UPD_NAME should be enough (it's enough in other cases)
2158 }
1217 } 2159 }
1218 } 2160 }
1219 2161
1220 if (flag) 2162 if (flag)
1221 op->update_stats (); /* Something was corroded */ 2163 op->update_stats (); /* Something was corroded */
… …
1290 object *god = find_god (determine_god (owner)); 2232 object *god = find_god (determine_god (owner));
1291 int div = 1; 2233 int div = 1;
1292 2234
1293 /* if undead are not an enemy of your god, you turn them 2235 /* if undead are not an enemy of your god, you turn them
1294 * at half strength */ 2236 * at half strength */
1295 if (!god || !god->slaying || strstr (god->slaying, undead_name) == NULL) 2237 if (!god || !god->slaying.contains (shstr_undead))
1296 div = 2; 2238 div = 2;
1297 2239
1298 /* Give a bonus if you resist turn undead */ 2240 /* Give a bonus if you resist turn undead */
1299 if (op->level * div < (turn_bonus[owner->stats.Wis] + owner->level + (op->resist[ATNR_TURN_UNDEAD] / 100))) 2241 if (op->level * div < (turn_bonus[owner->stats.Wis] + owner->level + (op->resist[ATNR_TURN_UNDEAD] / 100)))
1300 scare_creature (op, owner); 2242 scare_creature (op, owner);
… …
1372 } 2314 }
1373 2315
1374 return dam; 2316 return dam;
1375} 2317}
1376 2318
1377/* GROS: This code comes from hit_player. It has been made external to
1378 * allow script procedures to "kill" objects in a combat-like fashion.
1379 * It was initially used by (kill-object) developed for the Collector's
1380 * Sword. Note that nothing has been changed from the original version
1381 * of the following code.
1382 * op is what is being killed.
1383 * dam is the damage done to it.
1384 * hitter is what is hitting it.
1385 * type is the attacktype.
1386 *
1387 * This function was a bit of a mess with hitter getting changed,
1388 * values being stored away but not used, etc. I've cleaned it up
1389 * a bit - I think it should be functionally equivalant.
1390 * MSW 2002-07-17
1391 */
1392int
1393kill_object (object *op, int dam, object *hitter, int type)
1394{
1395 char buf[MAX_BUF];
1396 const char *skill;
1397 int maxdam = 0;
1398 int battleg = 0; /* true if op standing on battleground */
1399 int pk = 0; /* true if op and what controls hitter are both players */
1400 object *owner = 0;
1401 object *skop = 0;
1402
1403 if (op->stats.hp >= 0)
1404 return -1;
1405
1406 if (INVOKE_OBJECT (KILL, op, ARG_OBJECT (hitter)))
1407 return 0;
1408
1409 /* maxdam needs to be the amount of damage it took to kill
1410 * this creature. The function(s) that call us have already
1411 * adjusted the creatures HP total, so that is negative.
1412 */
1413 maxdam = dam + op->stats.hp + 1;
1414
1415 if (QUERY_FLAG (op, FLAG_BLOCKSVIEW))
1416 update_all_los (op->map, op->x, op->y); /* makes sure los will be recalculated */
1417
1418 if (op->type == DOOR)
1419 {
1420 op->set_speed (0.1f);
1421 op->speed_left = -0.05f;
1422 return maxdam;
1423 }
1424
1425 if (QUERY_FLAG (op, FLAG_FRIENDLY) && op->type != PLAYER)
1426 {
1427 op->destroy ();
1428 return maxdam;
1429 }
1430
1431 /* Now lets start dealing with experience we get for killing something */
1432
1433 owner = hitter->owner;
1434 if (!owner)
1435 owner = hitter;
1436
1437 /* is the victim (op) standing on battleground? */
1438 if (op_on_battleground (op, NULL, NULL))
1439 battleg = 1;
1440
1441 /* is this player killing? */
1442 if (op->type == PLAYER && owner->type == PLAYER)
1443 pk = 1;
1444
1445 /* Player killed something */
1446 if (owner->type == PLAYER)
1447 {
1448 Log_Kill (owner->name,
1449 query_name (op), op->type, (owner != hitter) ? query_name (hitter) : NULL, (owner != hitter) ? hitter->type : 0);
1450
1451 /* Log players killing other players - makes it easier to detect
1452 * and filter out malicious player killers - that is why the
1453 * ip address is included.
1454 */
1455 if (op->type == PLAYER && !battleg)
1456 {
1457 time_t t = time (NULL);
1458 struct tm *tmv;
1459 char buf[256];
1460
1461 tmv = localtime (&t);
1462 strftime (buf, 256, "%a %b %d %H:%M:%S %Y", tmv);
1463
1464 LOG (llevInfo, "%s PLAYER_KILL_PLAYER: %s (%s) killed %s\n", buf, &owner->name, owner->contr->ns->host, query_name (op));
1465 }
1466
1467 /* try to filter some things out - basically, if you are
1468 * killing a level 1 creature and your level 20, you
1469 * probably don't want to see that.
1470 */
1471 if (owner->level < op->level * 2 || op->stats.exp > 1000)
1472 {
1473 if (owner != hitter)
1474 new_draw_info_format (NDI_BLACK, 0, owner, "You killed %s with %s.", query_name (op), query_name (hitter));
1475 else
1476 new_draw_info_format (NDI_BLACK, 0, owner, "You killed %s.", query_name (op));
1477
1478 /* Only play sounds for melee kills */
1479 if (hitter->type == PLAYER)
1480 play_sound_map (owner->map, owner->x, owner->y, SOUND_PLAYER_KILLS);
1481 }
1482
1483 /* If a player kills another player, not on
1484 * battleground, the "killer" looses 1 luck. Since this is
1485 * not reversible, it's actually quite a pain IMHO. -AV
1486 * Fix bug in that we were changing the luck of the hitter, not
1487 * player that the object belonged to - so if you killed another player
1488 * with spells, pets, whatever, there was no penalty.
1489 * Changed to make luck penalty configurable in settings.
1490 */
1491 if (op->type == PLAYER && owner != op && !battleg)
1492 owner->change_luck (-settings.pk_luck_penalty);
1493
1494 /* This code below deals with finding the appropriate skill
1495 * to credit exp to. This is a bit problematic - we should
1496 * probably never really have to look at current_weapon->skill
1497 */
1498 skill = 0;
1499
1500 if (hitter->skill && hitter->type != PLAYER)
1501 skill = hitter->skill;
1502 else if (owner->chosen_skill)
1503 {
1504 skop = owner->chosen_skill;
1505 skill = skop->skill;
1506 }
1507 else if (QUERY_FLAG (owner, FLAG_READY_WEAPON))
1508 skill = owner->current_weapon->skill;
1509 else
1510 LOG (llevError, "kill_object - unable to find skill that killed monster\n");
1511
1512 /* We have the skill we want to credit to - now find the object this goes
1513 * to. Make sure skop is an actual skill, and not a skill tool!
1514 */
1515 if ((!skop || skop->type != SKILL) && skill)
1516 {
1517 int i;
1518
1519 for (i = 0; i < NUM_SKILLS; i++)
1520 if (owner->contr->last_skill_ob[i] && !strcmp (owner->contr->last_skill_ob[i]->skill, skill))
1521 {
1522 skop = owner->contr->last_skill_ob[i];
1523 break;
1524 }
1525 }
1526 } /* Was it a player that hit somethign */
1527 else
1528 skill = 0;
1529
1530 /* Pet (or spell) killed something. */
1531 if (owner != hitter)
1532 sprintf (buf, "%s killed %s with %s%s%s.", &owner->name,
1533 query_name (op), query_name (hitter), battleg ? " (duel)" : "", pk ? " (pk)" : "");
1534 else
1535 sprintf (buf, "%s killed %s%s%s%s.", &hitter->name, &op->name,
1536 (QUERY_FLAG (hitter, FLAG_MONSTER)) || hitter->type == PLAYER ?
1537 " in hand to hand combat" : "", battleg ? " (duel)" : "", pk ? " (pk)" : "");
1538
1539 /* These may have been set in the player code section above */
1540 if (!skop)
1541 skop = hitter->chosen_skill;
1542
1543 if (!skill && skop)
1544 skill = skop->skill;
1545
1546 new_draw_info (NDI_ALL, op->type == PLAYER ? 1 : 10, NULL, buf);
1547
1548 /* If you didn't kill yourself, and your not the wizard */
1549 if (owner != op && !QUERY_FLAG (op, FLAG_WIZ))
1550 {
1551 int exp;
1552
1553 /* Really don't give much experience for killing other players */
1554 // schmorp: temporarily? reduce the amount of exp gained for pking enourmously
1555 if (op->type == PLAYER)
1556 {
1557 if (battleg)
1558 {
1559 new_draw_info (NDI_UNIQUE, 0, owner, "Your foe has fallen!");
1560 new_draw_info (NDI_UNIQUE, 0, owner, "VICTORY!!!");
1561 }
1562 else
1563 exp = op->stats.exp / 1000;
1564 }
1565 else
1566 exp = calc_skill_exp (owner, op, skop);
1567
1568 /* if op is standing on "battleground" (arena), no way to gain
1569 * exp by killing him
1570 */
1571 if (battleg)
1572 exp = 0;
1573
1574 /* Don't know why this is set this way - doesn't make
1575 * sense to just divide everything by two for no reason.
1576 */
1577
1578 if (!settings.simple_exp)
1579 exp = exp / 2;
1580
1581 if (owner->type != PLAYER || owner->contr->party == NULL)
1582 change_exp (owner, exp, skill, 0);
1583 else
1584 {
1585 int shares = 0, count = 0;
1586 partylist *party = owner->contr->party;
1587
1588 add_kill_to_party (party, query_name (owner), query_name (op), exp);
1589
1590 for_all_players (pl)
1591 if (party && pl->ob->contr->party == party && on_same_map (pl->ob, owner))
1592 {
1593 count++;
1594 shares += (pl->ob->level + 4);
1595 }
1596
1597 if (count == 1 || shares > exp || !shares)
1598 change_exp (owner, exp, skill, SK_EXP_TOTAL);
1599 else
1600 {
1601 int share = exp / shares, given = 0, nexp;
1602
1603 for_all_players (pl)
1604 if (party && pl->ob->contr->party == party && on_same_map (pl->ob, owner))
1605 {
1606 nexp = (pl->ob->level + 4) * share;
1607 change_exp (pl->ob, nexp, skill, SK_EXP_TOTAL);
1608 given += nexp;
1609 }
1610
1611 exp -= given;
1612 /* give any remainder to the player */
1613 change_exp (owner, exp, skill, SK_EXP_ADD_SKILL);
1614 }
1615 } /* else part of a party */
1616 } /* end if person didn't kill himself */
1617
1618 if (op->type != PLAYER)
1619 {
1620 if (QUERY_FLAG (op, FLAG_FRIENDLY))
1621 {
1622 object *owner1 = op->owner;
1623
1624 if (owner1 && owner1->type == PLAYER)
1625 {
1626 play_sound_player_only (owner1->contr, SOUND_PET_IS_KILLED, 0, 0);
1627 /* Maybe we should include the owner that killed this, maybe not */
1628 new_draw_info_format (NDI_UNIQUE, 0, owner1, "Your pet, the %s, is killed by %s.", &op->name, &hitter->name);
1629 }
1630
1631 remove_friendly_object (op);
1632 }
1633
1634 op->destroy ();
1635 }
1636 else
1637 {
1638 /* Player has been killed! */
1639 if (owner->type == PLAYER)
1640 snprintf (op->contr->killer, sizeof (op->contr->killer), "%s the %s", &owner->name, owner->contr->title);
1641 else
1642 assign (op->contr->killer, hitter->name);
1643 }
1644
1645 /* This was return -1 - that doesn't seem correct - if we return -1, process
1646 * continues in the calling function.
1647 */
1648 return maxdam;
1649}
1650
1651/* Find out if this is friendly fire (PVP and attacker is peaceful) or not
1652 * Returns 0 this is not friendly fire
1653 */
1654int
1655friendly_fire (object *op, object *hitter)
1656{
1657 object *owner;
1658 int friendlyfire;
1659
1660 if (hitter->head)
1661 hitter = hitter->head;
1662
1663 friendlyfire = 0;
1664
1665 if (op->type == PLAYER)
1666 {
1667 if (op_on_battleground (hitter, 0, 0))
1668 return 0;
1669
1670 if (hitter->type == PLAYER && hitter->contr->peaceful == 1)
1671 return 1;
1672
1673 if ((owner = hitter->owner) != NULL)
1674 {
1675 if (owner->type == PLAYER && owner->contr->peaceful == 1)
1676 friendlyfire = 2;
1677 }
1678
1679 if (hitter->type == SPELL || hitter->type == POISONING || hitter->type == DISEASE || hitter->type == RUNE)
1680 friendlyfire = 0;
1681 }
1682
1683 return friendlyfire;
1684}
1685
1686/* This isn't used just for players, but in fact most objects.
1687 * op is the object to be hit, dam is the amount of damage, hitter
1688 * is what is hitting the object, type is the attacktype, and
1689 * full_hit is set if monster area does not matter.
1690 * dam is base damage - protections/vulnerabilities/slaying matches can
1691 * modify it.
1692 */
1693/* Oct 95 - altered the following slightly for MULTIPLE_GODS hack
1694 * which needs new attacktype AT_HOLYWORD to work . b.t. */
1695int
1696hit_player (object *op, int dam, object *hitter, int type, int full_hit)
1697{
1698 int maxdam = 0, ndam = 0, attacktype = 1, magic = (type & AT_MAGIC);
1699 int maxattacktype, attacknum;
1700 int body_attack = op && op->head; /* Did we hit op's head? */
1701 int simple_attack;
1702 int rtn_kill = 0;
1703 int friendlyfire;
1704
1705 if (get_attack_mode (&op, &hitter, &simple_attack))
1706 return 0;
1707
1708 /* very simple: if our target has no_damage 1 set or is wiz, we can't hurt him */
1709 if (QUERY_FLAG (op, FLAG_WIZ) || QUERY_FLAG (op, FLAG_NO_DAMAGE))
1710 return 0;
1711
1712 // only allow pk for hostile players
1713 if (op->type == PLAYER)
1714 {
1715 object *owner = hitter->owner;
1716
1717 if (!owner)
1718 owner = hitter;
1719
1720 if (owner->type == PLAYER
1721 && (!op_on_battleground (op, 0, 0)
1722 && (op->contr->peaceful || owner->contr->peaceful))
1723 && op != owner)
1724 return 0;
1725 }
1726
1727 if (body_attack)
1728 {
1729 /* slow and paralyze must hit the head. But we don't want to just
1730 * return - we still need to process other attacks the spell still
1731 * might have. So just remove the paralyze and slow attacktypes,
1732 * and keep on processing if we have other attacktypes.
1733 * return if only magic or nothing is left - under normal code
1734 * we don't attack with pure magic if there is another attacktype.
1735 * Only do processing if the initial attacktype includes one of those
1736 * attack so we don't cancel out things like magic bullet.
1737 */
1738 if (type & (AT_PARALYZE | AT_SLOW))
1739 {
1740 type &= ~(AT_PARALYZE | AT_SLOW);
1741
1742 if (!type || type == AT_MAGIC)
1743 return 0;
1744 }
1745 }
1746
1747 if (!simple_attack && op->type == DOOR)
1748 {
1749 for (object *tmp = op->inv; tmp; tmp = tmp->below)
1750 if (tmp->type == RUNE || tmp->type == TRAP)
1751 {
1752 spring_trap (tmp, hitter);
1753
1754 if (hitter->destroyed () || op->destroyed () || abort_attack (op, hitter, simple_attack))
1755 return 0;
1756
1757 break;
1758 }
1759 }
1760
1761 if (!QUERY_FLAG (op, FLAG_ALIVE) || op->stats.hp < 0)
1762 {
1763 /* FIXME: If a player is killed by a rune in a door, the
1764 * destroyed() check above doesn't return, and might get here.
1765 */
1766
1767 /* FIXME: This for example happens when a dead door is on a mover and
1768 gets it's speed_left raised on each mover-tick.
1769 Doors are removed in a kinda funny way by giving them speed and speed_left
1770 and waiting for that to run out.
1771 */
1772 LOG (llevDebug, "victim %s (%d) already dead in hit_player()\n", op->debug_desc (), op->stats.hp);
1773 return 0;
1774 }
1775
1776#ifdef ATTACK_DEBUG
1777 LOG (llevDebug, "hit player: attacktype %d, dam %d\n", type, dam);
1778#endif
1779
1780 if (magic)
1781 {
1782 /* basically: dam = dam*(100-op->resist[attacknum])/100;
1783 * in case 0>dam>1, we try to "simulate" a float value-effect */
1784 dam = dam * (100 - op->resist[ATNR_MAGIC]);
1785 if (dam >= 100)
1786 dam /= 100;
1787 else
1788 dam = (dam > rndm (0, 99)) ? 1 : 0;
1789 }
1790
1791 /* AT_CHAOS here is a weapon or monster. Spells are handled by hit_map
1792 * If the attacktype still has chaos, shuffle it, then clear the Chaos bit
1793 */
1794 if (type & AT_CHAOS)
1795 {
1796 shuffle_attack (op, 0); /*0 flag tells it to not change the face */
1797 update_object (op, UP_OBJ_FACE);
1798 type &= ~AT_CHAOS;
1799 }
1800
1801 /* Holyword is really an attacktype modifier (like magic is). If
1802 * holyword is part of an attacktype, then make sure the creature is
1803 * a proper match, otherwise no damage.
1804 */
1805 if (type & AT_HOLYWORD)
1806 {
1807 object *god;
1808
1809 if ((!hitter->slaying ||
1810 (!(op->race && strstr (hitter->slaying, op->race)) &&
1811 !(op->name && strstr (hitter->slaying, op->name)))) &&
1812 (!QUERY_FLAG (op, FLAG_UNDEAD) ||
1813 (hitter->title != NULL
1814 && (god = find_god (determine_god (hitter))) != NULL && god->race != NULL && strstr (god->race, undead_name) != NULL)))
1815 return 0;
1816 }
1817
1818 maxattacktype = type; /* initialise this to something */
1819 for (attacknum = 0; attacknum < NROFATTACKS; attacknum++, attacktype = 1 << attacknum)
1820 {
1821 /* Magic isn't really a true attack type - it gets combined with other
1822 * attack types. As such, skip it over. However, if magic is
1823 * the only attacktype in the group, then still attack with it
1824 */
1825 if ((attacktype == AT_MAGIC) && (type & ~AT_MAGIC))
1826 continue;
1827
1828 /* Go through and hit the player with each attacktype, one by one.
1829 * hit_player_attacktype only figures out the damage, doesn't inflict
1830 * it. It will do the appropriate action for attacktypes with
1831 * effects (slow, paralization, etc.
1832 */
1833 if (type & attacktype)
1834 {
1835 ndam = hit_player_attacktype (op, hitter, dam, attacknum, magic);
1836 /* the >= causes us to prefer messages from special attacks, if
1837 * the damage is equal.
1838 */
1839 if (ndam >= maxdam)
1840 {
1841 maxdam = ndam;
1842 maxattacktype = 1 << attacknum;
1843 }
1844 }
1845 }
1846
1847 /* if this is friendly fire then do a set % of damage only
1848 * Note - put a check in to make sure this attack is actually
1849 * doing damage - otherwise, the +1 in the code below will make
1850 * an attack do damage before when it otherwise didn't
1851 */
1852 friendlyfire = friendly_fire (op, hitter);
1853 if (friendlyfire && maxdam)
1854 {
1855 maxdam = ((dam * settings.set_friendly_fire) / 100);
1856
1857#ifdef ATTACK_DEBUG
1858 LOG (llevDebug, "Friendly fire (type:%d setting: %d%) did %d damage dropped to %d\n",
1859 friendlyfire, settings.set_friendly_fire, dam, maxdam);
1860#endif
1861 }
1862
1863 if (!full_hit)
1864 {
1865 int area;
1866 int remainder;
1867
1868 area = 0;
1869
1870 for (archetype *at = op->arch; at; at = (archetype *)at->more)
1871 area++;
1872
1873 assert (area > 0);
1874
1875 /* basically: maxdam /= area; we try to "simulate" a float
1876 value-effect */
1877 remainder = 100 * (maxdam % area) / area;
1878 maxdam /= area;
1879 if (rndm (100) < remainder)
1880 maxdam++;
1881 }
1882
1883#ifdef ATTACK_DEBUG
1884 LOG (llevDebug, "Attacktype %d did %d damage\n", type, maxdam);
1885#endif
1886
1887 // for now, only do this for active objects, otherwise they
1888 // keep a refcount for a long time and I see no usefulness
1889 // for an non-active objetc to know its enemy.
1890 if (op->active)
1891 if (hitter->owner)
1892 op->enemy = hitter->owner;
1893 else if (QUERY_FLAG (hitter, FLAG_ALIVE))
1894 op->enemy = hitter;
1895
1896 if (QUERY_FLAG (op, FLAG_UNAGGRESSIVE) && op->type != PLAYER)
1897 {
1898 /* The unaggressives look after themselves 8) */
1899 CLEAR_FLAG (op, FLAG_UNAGGRESSIVE);
1900 npc_call_help (op);
1901 }
1902
1903 if (magic && did_make_save (op, op->level, 0))
1904 maxdam = maxdam / 2;
1905
1906 attack_message (maxdam, maxattacktype, op, hitter);
1907
1908 op->stats.hp -= maxdam;
1909
1910 /* Eneq(@csd.uu.se): Check to see if monster runs away. */
1911 if ((op->stats.hp >= 0) &&
1912 (QUERY_FLAG (op, FLAG_MONSTER) || op->type == PLAYER) &&
1913 op->stats.hp < (signed short) (((float) op->run_away / (float) 100) * (float) op->stats.maxhp))
1914 {
1915
1916 if (QUERY_FLAG (op, FLAG_MONSTER))
1917 SET_FLAG (op, FLAG_RUN_AWAY);
1918 else
1919 scare_creature (op, hitter);
1920 }
1921
1922 if (QUERY_FLAG (op, FLAG_TEAR_DOWN))
1923 {
1924 if (maxdam)
1925 tear_down_wall (op);
1926
1927 return maxdam; /* nothing more to do for wall */
1928 }
1929
1930 /* See if the creature has been killed */
1931 rtn_kill = kill_object (op, maxdam, hitter, type);
1932 if (rtn_kill != -1)
1933 return rtn_kill;
1934
1935
1936 /* Used to be ghosthit removal - we now use the ONE_HIT flag. Note
1937 * that before if the player was immune to ghosthit, the monster
1938 * remained - that is no longer the case.
1939 */
1940 if (QUERY_FLAG (hitter, FLAG_ONE_HIT))
1941 hitter->destroy ();
1942
1943 /* Lets handle creatures that are splitting now */
1944 else if (type & AT_PHYSICAL && !QUERY_FLAG (op, FLAG_FREED) && QUERY_FLAG (op, FLAG_SPLITTING))
1945 {
1946 int i;
1947 int friendly = QUERY_FLAG (op, FLAG_FRIENDLY);
1948 int unaggressive = QUERY_FLAG (op, FLAG_UNAGGRESSIVE);
1949 object *owner = op->owner;
1950
1951 if (!op->other_arch)
1952 {
1953 LOG (llevError, "SPLITTING without other_arch error.\n");
1954 return maxdam;
1955 }
1956
1957 op->remove ();
1958
1959 for (i = 0; i < NROFNEWOBJS (op); i++)
1960 { /* This doesn't handle op->more yet */
1961 object *tmp = arch_to_object (op->other_arch);
1962 int j;
1963
1964 tmp->stats.hp = op->stats.hp;
1965
1966 if (friendly)
1967 {
1968 add_friendly_object (tmp);
1969 tmp->attack_movement = PETMOVE;
1970
1971 if (owner)
1972 tmp->set_owner (owner);
1973 }
1974
1975 if (unaggressive)
1976 SET_FLAG (tmp, FLAG_UNAGGRESSIVE);
1977
1978 j = find_first_free_spot (tmp, op->map, op->x, op->y);
1979
1980 if (j == -1) /* No spot to put this monster */
1981 tmp->destroy ();
1982 else
1983 {
1984 tmp->x = op->x + freearr_x[j], tmp->y = op->y + freearr_y[j];
1985 insert_ob_in_map (tmp, op->map, NULL, 0);
1986 }
1987 }
1988
1989 op->destroy ();
1990 }
1991 else if (type & AT_DRAIN && hitter->type == GRIMREAPER && hitter->value++ > 10)
1992 hitter->destroy ();
1993
1994 return maxdam;
1995}
1996
1997void
1998poison_player (object *op, object *hitter, int dam)
1999{
2000 archetype *at = archetype::find ("poisoning");
2001 object *tmp = present_arch_in_ob (at, op);
2002
2003 if (tmp == NULL)
2004 {
2005 if ((tmp = arch_to_object (at)) == NULL)
2006 LOG (llevError, "Failed to clone arch poisoning.\n");
2007 else
2008 {
2009 tmp = insert_ob_in_ob (tmp, op);
2010 /* peterm: give poisoning some teeth. It should
2011 * be able to kill things better than it does:
2012 * damage should be dependent something--I choose to
2013 * do this: if it's a monster, the damage from the
2014 * poisoning goes as the level of the monster/2.
2015 * If anything else, goes as damage.
2016 */
2017
2018 if (QUERY_FLAG (hitter, FLAG_ALIVE))
2019 tmp->stats.dam += hitter->level / 2;
2020 else
2021 tmp->stats.dam = dam;
2022
2023 tmp->set_owner (hitter); /* so we get credit for poisoning kills */
2024 if (hitter->skill && hitter->skill != tmp->skill)
2025 {
2026 tmp->skill = hitter->skill;
2027 }
2028
2029 tmp->stats.food += dam; /* more damage, longer poisoning */
2030
2031 if (op->type == PLAYER)
2032 {
2033 /* player looses stats, maximum is -10 of each */
2034 tmp->stats.Con = MAX (-(dam / 4 + 1), -10);
2035 tmp->stats.Str = MAX (-(dam / 3 + 2), -10);
2036 tmp->stats.Dex = MAX (-(dam / 6 + 1), -10);
2037 tmp->stats.Int = MAX (-dam / 7, -10);
2038 SET_FLAG (tmp, FLAG_APPLIED);
2039 op->update_stats ();
2040 new_draw_info (NDI_UNIQUE, 0, op, "You suddenly feel very ill.");
2041 }
2042
2043 if (hitter->type == PLAYER)
2044 new_draw_info_format (NDI_UNIQUE, 0, hitter, "You poison %s.", &op->name);
2045 else if (hitter->owner != NULL && hitter->owner->type == PLAYER)
2046 new_draw_info_format (NDI_UNIQUE, 0, hitter->owner, "Your %s poisons %s.", &hitter->name, &op->name);
2047 }
2048
2049 tmp->speed_left = 0;
2050 }
2051 else
2052 tmp->stats.food++;
2053}
2054
2055void
2056slow_player (object *op, object *hitter, int dam)
2057{
2058 archetype *at = archetype::find ("slowness");
2059 object *tmp;
2060
2061 if (at == NULL)
2062 LOG (llevError, "Can't find slowness archetype.\n");
2063
2064 if ((tmp = present_arch_in_ob (at, op)) == NULL)
2065 {
2066 tmp = arch_to_object (at);
2067 tmp = insert_ob_in_ob (tmp, op);
2068 new_draw_info (NDI_UNIQUE, 0, op, "The world suddenly moves very fast!");
2069 }
2070 else
2071 tmp->stats.food++;
2072
2073 SET_FLAG (tmp, FLAG_APPLIED);
2074 tmp->speed_left = 0;
2075 op->update_stats ();
2076}
2077
2078void
2079confuse_player (object *op, object *hitter, int dam)
2080{
2081 object *tmp;
2082 int maxduration;
2083
2084 tmp = present_in_ob_by_name (FORCE, "confusion", op);
2085 if (!tmp)
2086 {
2087 tmp = get_archetype (FORCE_NAME);
2088 tmp = insert_ob_in_ob (tmp, op);
2089 }
2090
2091 /* Duration added per hit and max. duration of confusion both depend
2092 * on the player's resistance
2093 */
2094 tmp->speed = 0.05;
2095 tmp->subtype = FORCE_CONFUSION;
2096 tmp->duration = 8 + MAX (1, 5 * (100 - op->resist[ATNR_CONFUSION]) / 100);
2097 tmp->name = "confusion";
2098 maxduration = MAX (2, 30 * (100 - op->resist[ATNR_CONFUSION]) / 100);
2099
2100 if (tmp->duration > maxduration)
2101 tmp->duration = maxduration;
2102
2103 if (op->type == PLAYER && !QUERY_FLAG (op, FLAG_CONFUSED))
2104 new_draw_info (NDI_UNIQUE, 0, op, "You suddenly feel very confused!");
2105
2106 SET_FLAG (op, FLAG_CONFUSED);
2107}
2108
2109void
2110blind_player (object *op, object *hitter, int dam)
2111{
2112 object *tmp, *owner;
2113
2114 /* Save some work if we know it isn't going to affect the player */
2115 if (op->resist[ATNR_BLIND] == 100)
2116 return;
2117
2118 tmp = present_in_ob (BLINDNESS, op);
2119 if (!tmp)
2120 {
2121 tmp = get_archetype ("blindness");
2122 SET_FLAG (tmp, FLAG_BLIND);
2123 SET_FLAG (tmp, FLAG_APPLIED);
2124 /* use floats so we don't lose too much precision due to rounding errors.
2125 * speed is a float anyways.
2126 */
2127 tmp->speed = tmp->speed * (100.0 - (float) op->resist[ATNR_BLIND]) / 100;
2128
2129 tmp = insert_ob_in_ob (tmp, op);
2130 change_abil (op, tmp); /* Mostly to display any messages */
2131 op->update_stats (); /* This takes care of some other stuff */
2132
2133 if (hitter->owner)
2134 owner = hitter->owner;
2135 else
2136 owner = hitter;
2137
2138 new_draw_info_format (NDI_UNIQUE, 0, owner, "Your attack blinds %s!", query_name (op));
2139 }
2140 tmp->stats.food += dam;
2141 if (tmp->stats.food > 10)
2142 tmp->stats.food = 10;
2143}
2144
2145void
2146paralyze_player (object *op, object *hitter, int dam)
2147{
2148 float effect, max;
2149
2150 /* object *tmp; */
2151
2152 /* This is strange stuff... someone knows for what this is
2153 * written? Well, i think this can and should be removed
2154 */
2155
2156 /*
2157 if((tmp=present(PARAIMAGE,op->map,op->x,op->y))==NULL) {
2158 tmp=clone_arch(PARAIMAGE);
2159 tmp->x=op->x,tmp->y=op->y;
2160 insert_ob_in_map(tmp,op->map,tmp,INS_NO_MERGE | INS_NO_WALK_ON);
2161 }
2162 */
2163
2164 /* Do this as a float - otherwise, rounding might very well reduce this to 0 */
2165 effect = (float) dam *3.0 * (100.0 - op->resist[ATNR_PARALYZE]) / 100;
2166
2167 if (effect == 0)
2168 return;
2169
2170 op->speed_left -= FABS (op->speed) * effect;
2171 /* tmp->stats.food+=(signed short) effect/op->speed; */
2172
2173 /* max number of ticks to be affected for. */
2174 max = (100 - op->resist[ATNR_PARALYZE]) / 2;
2175 if (op->speed_left < -(FABS (op->speed) * max))
2176 op->speed_left = (float) -(FABS (op->speed) * max);
2177
2178/* tmp->stats.food = (signed short) (max/FABS(op->speed)); */
2179}
2180
2181/* Attempts to kill 'op'. hitter is the attack object, dam is
2182 * the computed damaged.
2183 */
2184void
2185deathstrike_player (object *op, object *hitter, int *dam)
2186{
2187 /* The intention of a death attack is to kill outright things
2188 ** that are a lot weaker than the attacker, have a chance of killing
2189 ** things somewhat weaker than the caster, and no chance of
2190 ** killing something equal or stronger than the attacker.
2191 ** Also, if a deathstrike attack has a slaying, any monster
2192 ** whose name or race matches a comma-delimited list in the slaying
2193 ** field of the deathstriking object */
2194
2195 int atk_lev, def_lev, kill_lev;
2196
2197 if (hitter->slaying)
2198 if (!((QUERY_FLAG (op, FLAG_UNDEAD) && strstr (hitter->slaying, undead_name)) || (op->race && strstr (hitter->slaying, op->race))))
2199 return;
2200
2201 def_lev = op->level;
2202 if (def_lev < 1)
2203 {
2204 LOG (llevError, "BUG: arch %s, name %s with level < 1\n", &op->arch->archname, &op->name);
2205 def_lev = 1;
2206 }
2207
2208 atk_lev = (hitter->chosen_skill ? hitter->chosen_skill->level : hitter->level) / 2;
2209 /* LOG(llevDebug,"Deathstrike - attack level %d, defender level %d\n",
2210 atk_lev, def_lev); */
2211
2212 if (atk_lev >= def_lev)
2213 {
2214 kill_lev = random_roll (0, atk_lev - 1, hitter, PREFER_HIGH);
2215
2216 /* Note that the below effectively means the ratio of the atk vs
2217 * defener level is important - if level 52 character has very little
2218 * chance of killing a level 50 monster. This should probably be
2219 * redone.
2220 */
2221 if (kill_lev >= def_lev)
2222 {
2223 *dam = op->stats.hp + 10; /* take all hp. they can still save for 1/2 */
2224 /* I think this doesn't really do much. Because of
2225 * integer rounding, this only makes any difference if the
2226 * attack level is double the defender level.
2227 */
2228 *dam *= kill_lev / def_lev;
2229 }
2230 }
2231 else
2232 *dam = 0; /* no harm done */
2233}
2234
2235/* thrown_item_effect() - handles any special effects of thrown
2236 * items (like attacking living creatures--a potion thrown at a
2237 * monster).
2238 */
2239static void
2240thrown_item_effect (object *hitter, object *victim)
2241{
2242 if (!QUERY_FLAG (hitter, FLAG_ALIVE))
2243 {
2244 /* May not need a switch for just 2 types, but this makes it
2245 * easier for expansion.
2246 */
2247 switch (hitter->type)
2248 {
2249 case POTION:
2250 /* should player get a save throw instead of checking magic protection? */
2251 if (QUERY_FLAG (victim, FLAG_ALIVE) && !QUERY_FLAG (victim, FLAG_UNDEAD) && (victim->resist[ATNR_MAGIC] < 60))
2252 (void) apply_potion (victim, hitter);
2253 break;
2254
2255 case POISON: /* poison drinks */
2256 /* As with potions, should monster get a save? */
2257 if (QUERY_FLAG (victim, FLAG_ALIVE) && !QUERY_FLAG (victim, FLAG_UNDEAD) && (victim->resist[ATNR_POISON] < 60))
2258 apply_poison (victim, hitter);
2259 break;
2260
2261 /* Removed case statements that did nothing.
2262 * food may be poisonous, but monster must be willing to eat it,
2263 * so we don't handle it here.
2264 * Containers should perhaps break open, but that code was disabled.
2265 */
2266 }
2267 }
2268}
2269
2270/* adj_attackroll() - adjustments to attacks by various conditions */
2271int
2272adj_attackroll (object *hitter, object *target)
2273{
2274 object *attacker = hitter;
2275 int adjust = 0;
2276
2277 /* safety */
2278 if (!target || !hitter || !hitter->map || !target->map || !on_same_map (hitter, target))
2279 {
2280 LOG (llevError, "BUG: adj_attackroll(): hitter and target not on same " "map\n");
2281 return 0;
2282 }
2283
2284 /* aimed missiles use the owning object's sight */
2285 if (is_aimed_missile (hitter))
2286 {
2287 if ((attacker = hitter->owner) == NULL)
2288 attacker = hitter;
2289 /* A player who saves but hasn't quit still could have objects
2290 * owned by him - need to handle that case to avoid crashes.
2291 */
2292 if (QUERY_FLAG (attacker, FLAG_REMOVED))
2293 attacker = hitter;
2294 }
2295 else if (!QUERY_FLAG (hitter, FLAG_ALIVE))
2296 return 0;
2297
2298 /* determine the condtions under which we make an attack.
2299 * Add more cases, as the need occurs. */
2300
2301 if (!can_see_enemy (attacker, target))
2302 {
2303 /* target is unseen */
2304 if (target->invisible || QUERY_FLAG (attacker, FLAG_BLIND))
2305 adjust -= 10;
2306 /* dark map penalty for the hitter (lacks infravision if we got here). */
2307 else if (target->map && target->map->darkness > 0 && !stand_in_light (target))
2308 adjust -= target->map->darkness;
2309 }
2310
2311 if (QUERY_FLAG (attacker, FLAG_SCARED))
2312 adjust -= 3;
2313
2314 if (QUERY_FLAG (target, FLAG_UNAGGRESSIVE))
2315 adjust += 1;
2316
2317 if (QUERY_FLAG (target, FLAG_SCARED))
2318 adjust += 1;
2319
2320 if (QUERY_FLAG (attacker, FLAG_CONFUSED))
2321 adjust -= 3;
2322
2323 /* if we attack at a different 'altitude' its harder */
2324 if ((attacker->move_type & target->move_type) == 0)
2325 adjust -= 2;
2326
2327#if 0
2328 /* slower attacks are less likely to succeed. We should use a
2329 * comparison between attacker/target speeds BUT, players have
2330 * a generally faster speed, so this will wind up being a HUGE
2331 * disadantage for the monsters! Too bad, because missiles which
2332 * fly fast should have a better chance of hitting a slower target.
2333 */
2334 if (hitter->speed < target->speed)
2335 adjust += ((float) hitter->speed - target->speed);
2336#endif
2337
2338#if 0
2339 LOG (llevDebug, "adj_attackroll() returns %d (%d)\n", adjust, attacker->count);
2340#endif
2341
2342 return adjust;
2343}
2344
2345/* determine if the object is an 'aimed' missile */
2346int
2347is_aimed_missile (object *op)
2348{
2349
2350 /* I broke what used to be one big if into a few nested
2351 * ones so that figuring out the logic is at least possible.
2352 */
2353 if (op && (op->move_type & MOVE_FLYING))
2354 if (op->type == ARROW || op->type == THROWN_OBJ)
2355 return 1;
2356 else if (op->type == SPELL_EFFECT && (op->subtype == SP_BULLET || op->subtype == SP_EXPLOSION))
2357 return 1;
2358
2359 return 0;
2360}

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines