| 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 (©) 2002-2003,2007 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2002-2003,2007 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 |
| 9 | * under the terms of the GNU General Public License as published by the Free |
9 | * it under the terms of the GNU General Public License as published by |
| 10 | * Software Foundation; either version 2 of the License, or (at your option) |
10 | * the Free Software Foundation, either version 3 of the License, or |
| 11 | * any later version. |
11 | * (at your 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 GNU General Public License |
| 19 | * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51 |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 20 | * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
|
| 21 | * |
20 | * |
| 22 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
21 | * The authors can be reached via e-mail to <support@deliantra.net> |
| 23 | */ |
22 | */ |
| 24 | |
23 | |
| 25 | /* This file contains all the spell attack code. Grouping this code |
24 | /* This file contains all the spell attack code. Grouping this code |
| 26 | * together should hopefully make it easier to find the relevent bits |
25 | * together should hopefully make it easier to find the relevent bits |
| 27 | * of code |
26 | * of code |
| … | |
… | |
| 37 | /* this function checks to see if a spell pushes objects as well |
36 | /* this function checks to see if a spell pushes objects as well |
| 38 | * as flies over and damages them (only used for cones for now) |
37 | * as flies over and damages them (only used for cones for now) |
| 39 | * but moved here so it could be applied to bolts too |
38 | * but moved here so it could be applied to bolts too |
| 40 | * op is the spell object. |
39 | * op is the spell object. |
| 41 | */ |
40 | */ |
| 42 | |
|
|
| 43 | void |
41 | void |
| 44 | check_spell_knockback (object *op) |
42 | check_spell_knockback (object *op) |
| 45 | { |
43 | { |
| 46 | object *tmp, *tmp2; /* object on the map */ |
44 | object *tmp, *tmp2; /* object on the map */ |
| 47 | int weight_move; |
45 | int weight_move; |
| … | |
… | |
| 107 | * |
105 | * |
| 108 | * BOLT CODE |
106 | * BOLT CODE |
| 109 | * |
107 | * |
| 110 | ***************************************************************************/ |
108 | ***************************************************************************/ |
| 111 | |
109 | |
| 112 | /* Causes op to fork. op is the original bolt, tmp |
110 | /* Causes op to fork. op is the original bolt, tmp |
| 113 | * is the first piece of the fork. |
111 | * is the first piece of the fork. |
| 114 | */ |
112 | */ |
| 115 | |
|
|
| 116 | void |
113 | void |
| 117 | forklightning (object *op, object *tmp) |
114 | forklightning (object *op, object *tmp) |
| 118 | { |
115 | { |
| 119 | int new_dir = 1; /* direction or -1 for left, +1 for right 0 if no new bolt */ |
116 | int new_dir = 1; /* direction or -1 for left, +1 for right 0 if no new bolt */ |
| 120 | int t_dir; /* stores temporary dir calculation */ |
117 | int t_dir; /* stores temporary dir calculation */ |
| … | |
… | |
| 344 | * BULLET/BALL CODE |
341 | * BULLET/BALL CODE |
| 345 | * |
342 | * |
| 346 | ***************************************************************************/ |
343 | ***************************************************************************/ |
| 347 | |
344 | |
| 348 | /* expands an explosion. op is a piece of the |
345 | /* expands an explosion. op is a piece of the |
| 349 | * explosion - this expans it in the different directions. |
346 | * explosion - this expands it in the different directions. |
| 350 | * At least that is what I think this does. |
347 | * At least that is what I think this does. |
| 351 | */ |
348 | */ |
| 352 | void |
349 | void |
| 353 | explosion (object *op) |
350 | explosion (object *op) |
| 354 | { |
351 | { |
| … | |
… | |
| 406 | return; |
403 | return; |
| 407 | } |
404 | } |
| 408 | |
405 | |
| 409 | if (op->env) |
406 | if (op->env) |
| 410 | { |
407 | { |
| 411 | object *env = object_get_env_recursive (op); |
408 | object *env = op->outer_env (); |
|
|
409 | |
| 412 | if (env->map == NULL || out_of_map (env->map, env->x, env->y)) |
410 | if (!env->map || out_of_map (env->map, env->x, env->y)) |
| 413 | { |
411 | { |
| 414 | LOG (llevError, "BUG: explode_bullet(): env out of map\n"); |
412 | LOG (llevError, "BUG: explode_bullet(): env out of map\n"); |
| 415 | op->destroy (); |
413 | op->destroy (); |
| 416 | return; |
414 | return; |
| 417 | } |
415 | } |
| … | |
… | |
| 484 | |
482 | |
| 485 | /* Prevent recursion */ |
483 | /* Prevent recursion */ |
| 486 | op->move_on = 0; |
484 | op->move_on = 0; |
| 487 | |
485 | |
| 488 | tmp->insert_at (op, op); |
486 | tmp->insert_at (op, op); |
|
|
487 | tmp->play_sound (tmp->sound); |
|
|
488 | |
| 489 | /* remove the firebullet */ |
489 | /* remove the firebullet */ |
| 490 | op->destroy (); |
490 | op->destroy (); |
| 491 | } |
491 | } |
| 492 | |
492 | |
| 493 | /* checks to see what op should do, given the space it is on |
493 | /* checks to see what op should do, given the space it is on |
| … | |
… | |
| 618 | int mflags; |
618 | int mflags; |
| 619 | |
619 | |
| 620 | if (!spob->other_arch) |
620 | if (!spob->other_arch) |
| 621 | return 0; |
621 | return 0; |
| 622 | |
622 | |
| 623 | tmp = arch_to_object (spob->other_arch); |
623 | tmp = spob->other_arch->instance (); |
| 624 | if (tmp == NULL) |
624 | if (!tmp) |
| 625 | return 0; |
625 | return 0; |
| 626 | |
626 | |
| 627 | /* peterm: level dependency for bolts */ |
627 | /* peterm: level dependency for bolts */ |
| 628 | tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob); |
628 | tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob); |
| 629 | tmp->attacktype = spob->attacktype; |
629 | tmp->attacktype = spob->attacktype; |
| 630 | if (spob->slaying) |
630 | if (spob->slaying) |
| 631 | tmp->slaying = spob->slaying; |
631 | tmp->slaying = spob->slaying; |
| 632 | |
632 | |
| … | |
… | |
| 642 | SET_ANIMATION (tmp, dir); |
642 | SET_ANIMATION (tmp, dir); |
| 643 | |
643 | |
| 644 | tmp->set_owner (op); |
644 | tmp->set_owner (op); |
| 645 | set_spell_skill (op, caster, spob, tmp); |
645 | set_spell_skill (op, caster, spob, tmp); |
| 646 | |
646 | |
| 647 | tmp->x = op->x + freearr_x[dir]; |
647 | tmp->x = op->x + freearr_x[dir]; |
| 648 | tmp->y = op->y + freearr_y[dir]; |
648 | tmp->y = op->y + freearr_y[dir]; |
| 649 | tmp->map = op->map; |
649 | tmp->map = op->map; |
| 650 | |
650 | |
| 651 | maptile *newmap; |
651 | maptile *newmap; |
| 652 | mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y); |
652 | mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y); |
| 653 | if (mflags & P_OUT_OF_MAP) |
653 | if (mflags & P_OUT_OF_MAP) |
| … | |
… | |
| 936 | * op is the original bomb object. |
936 | * op is the original bomb object. |
| 937 | */ |
937 | */ |
| 938 | void |
938 | void |
| 939 | animate_bomb (object *op) |
939 | animate_bomb (object *op) |
| 940 | { |
940 | { |
| 941 | int i; |
|
|
| 942 | object *env, *tmp; |
|
|
| 943 | |
|
|
| 944 | if (op->state != NUM_ANIMATIONS (op) - 1) |
941 | if (op->state != NUM_ANIMATIONS (op) - 1) |
| 945 | return; |
942 | return; |
| 946 | |
943 | |
| 947 | env = object_get_env_recursive (op); |
944 | object *env = op->outer_env (); |
| 948 | |
945 | |
| 949 | if (op->env) |
946 | if (op->env) |
| 950 | { |
947 | { |
| 951 | if (env->map == NULL) |
948 | if (env->map == NULL) |
| 952 | return; |
949 | return; |
| 953 | |
|
|
| 954 | if (env->type == PLAYER) |
|
|
| 955 | esrv_del_item (env->contr, op->count); |
|
|
| 956 | |
950 | |
| 957 | if (!(op = op->insert_at (env, op))) |
951 | if (!(op = op->insert_at (env, op))) |
| 958 | return; |
952 | return; |
| 959 | } |
953 | } |
| 960 | |
954 | |
| … | |
… | |
| 971 | * but using the cast_bullet isn't really feasible, |
965 | * but using the cast_bullet isn't really feasible, |
| 972 | * so just set up the appropriate values. |
966 | * so just set up the appropriate values. |
| 973 | */ |
967 | */ |
| 974 | if (archetype *at = archetype::find (SPLINT)) |
968 | if (archetype *at = archetype::find (SPLINT)) |
| 975 | { |
969 | { |
| 976 | for (i = 1; i < 9; i++) |
970 | for (int i = 1; i < 9; i++) |
| 977 | { |
971 | { |
| 978 | if (out_of_map (op->map, op->x + freearr_x[i], op->y + freearr_x[i])) |
972 | if (out_of_map (op->map, op->x + freearr_x[i], op->y + freearr_x[i])) |
| 979 | continue; |
973 | continue; |
| 980 | |
974 | |
| 981 | tmp = arch_to_object (at); |
975 | object *tmp = arch_to_object (at); |
| 982 | tmp->direction = i; |
976 | tmp->direction = i; |
| 983 | tmp->range = op->range; |
977 | tmp->range = op->range; |
| 984 | tmp->stats.dam = op->stats.dam; |
978 | tmp->stats.dam = op->stats.dam; |
| 985 | tmp->duration = op->duration; |
979 | tmp->duration = op->duration; |
| 986 | tmp->attacktype = op->attacktype; |
980 | tmp->attacktype = op->attacktype; |
| … | |
… | |
| 1000 | } |
994 | } |
| 1001 | |
995 | |
| 1002 | int |
996 | int |
| 1003 | create_bomb (object *op, object *caster, int dir, object *spell) |
997 | create_bomb (object *op, object *caster, int dir, object *spell) |
| 1004 | { |
998 | { |
| 1005 | |
|
|
| 1006 | object *tmp; |
999 | object *tmp; |
| 1007 | int mflags; |
1000 | int mflags; |
| 1008 | sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir]; |
1001 | sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir]; |
| 1009 | maptile *m; |
1002 | maptile *m; |
| 1010 | |
1003 | |
| … | |
… | |
| 1012 | if ((mflags & P_OUT_OF_MAP) || (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK)) |
1005 | if ((mflags & P_OUT_OF_MAP) || (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK)) |
| 1013 | { |
1006 | { |
| 1014 | new_draw_info (NDI_UNIQUE, 0, op, "There is something in the way."); |
1007 | new_draw_info (NDI_UNIQUE, 0, op, "There is something in the way."); |
| 1015 | return 0; |
1008 | return 0; |
| 1016 | } |
1009 | } |
|
|
1010 | |
| 1017 | tmp = arch_to_object (spell->other_arch); |
1011 | tmp = arch_to_object (spell->other_arch); |
| 1018 | |
1012 | |
| 1019 | /* level dependencies for bomb */ |
1013 | /* level dependencies for bomb */ |
| 1020 | tmp->range = spell->range + SP_level_range_adjust (caster, spell); |
1014 | tmp->range = spell->range + SP_level_range_adjust (caster, spell); |
| 1021 | tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell); |
1015 | tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell); |
| … | |
… | |
| 1086 | * op = player |
1080 | * op = player |
| 1087 | * caster = object casting the spell. |
1081 | * caster = object casting the spell. |
| 1088 | * dir = direction being cast |
1082 | * dir = direction being cast |
| 1089 | * spell = spell object |
1083 | * spell = spell object |
| 1090 | */ |
1084 | */ |
| 1091 | |
|
|
| 1092 | int |
1085 | int |
| 1093 | cast_smite_spell (object *op, object *caster, int dir, object *spell) |
1086 | cast_smite_spell (object *op, object *caster, int dir, object *spell) |
| 1094 | { |
1087 | { |
| 1095 | object *effect, *target; |
1088 | object *effect, *target; |
| 1096 | object *god = find_god (determine_god (op)); |
1089 | object *god = find_god (determine_god (op)); |
| … | |
… | |
| 1174 | effect->insert_at (target, op); |
1167 | effect->insert_at (target, op); |
| 1175 | |
1168 | |
| 1176 | return 1; |
1169 | return 1; |
| 1177 | } |
1170 | } |
| 1178 | |
1171 | |
| 1179 | |
|
|
| 1180 | /**************************************************************************** |
1172 | /**************************************************************************** |
| 1181 | * |
1173 | * |
| 1182 | * MAGIC MISSILE code. |
1174 | * MAGIC MISSILE code. |
| 1183 | * note that the fire_bullet is used to fire the missile. The |
1175 | * note that the fire_bullet is used to fire the missile. The |
| 1184 | * code here is just to move the missile. |
1176 | * code here is just to move the missile. |
| … | |
… | |
| 1254 | * we do this by creating a force and inserting it in the |
1246 | * we do this by creating a force and inserting it in the |
| 1255 | * object. if time is 0, the object glows permanently. To truely |
1247 | * object. if time is 0, the object glows permanently. To truely |
| 1256 | * make this work for non-living objects, we would have to |
1248 | * make this work for non-living objects, we would have to |
| 1257 | * give them the capability to have an inventory. b.t. |
1249 | * give them the capability to have an inventory. b.t. |
| 1258 | */ |
1250 | */ |
| 1259 | |
|
|
| 1260 | int |
1251 | int |
| 1261 | make_object_glow (object *op, int radius, int time) |
1252 | make_object_glow (object *op, int radius, int time) |
| 1262 | { |
1253 | { |
| 1263 | object *tmp; |
|
|
| 1264 | |
|
|
| 1265 | /* some things are unaffected... */ |
1254 | /* some things are unaffected... */ |
| 1266 | if (op->path_denied & PATH_LIGHT) |
1255 | if (op->path_denied & PATH_LIGHT) |
| 1267 | return 0; |
1256 | return 0; |
| 1268 | |
1257 | |
| 1269 | tmp = get_archetype (FORCE_NAME); |
1258 | object *tmp = get_archetype (FORCE_NAME); |
| 1270 | tmp->speed = 0.01; |
1259 | tmp->speed = 0.01; |
| 1271 | tmp->stats.food = time; |
1260 | tmp->stats.food = time; |
| 1272 | SET_FLAG (tmp, FLAG_IS_USED_UP); |
1261 | SET_FLAG (tmp, FLAG_IS_USED_UP); |
| 1273 | tmp->glow_radius = radius; |
1262 | tmp->glow_radius = radius; |
| 1274 | if (tmp->glow_radius > MAX_LIGHT_RADII) |
1263 | if (tmp->glow_radius > MAX_LIGHT_RADII) |
| 1275 | tmp->glow_radius = MAX_LIGHT_RADII; |
1264 | tmp->glow_radius = MAX_LIGHT_RADII; |
| 1276 | |
1265 | |
| 1277 | tmp->x = op->x; |
|
|
| 1278 | tmp->y = op->y; |
|
|
| 1279 | if (tmp->speed < MIN_ACTIVE_SPEED) |
|
|
| 1280 | tmp->speed = MIN_ACTIVE_SPEED; /* safety */ |
|
|
| 1281 | tmp = insert_ob_in_ob (tmp, op); |
1266 | tmp = insert_ob_in_ob (tmp, op); |
|
|
1267 | |
| 1282 | if (tmp->glow_radius > op->glow_radius) |
1268 | if (tmp->glow_radius > op->glow_radius) |
| 1283 | op->glow_radius = tmp->glow_radius; |
1269 | op->glow_radius = tmp->glow_radius; |
| 1284 | |
1270 | |
| 1285 | if (!tmp->env || op != tmp->env) |
|
|
| 1286 | { |
|
|
| 1287 | LOG (llevError, "make_object_glow() failed to insert glowing force in %s\n", &op->name); |
|
|
| 1288 | return 0; |
|
|
| 1289 | } |
|
|
| 1290 | return 1; |
1271 | return 1; |
| 1291 | } |
1272 | } |
| 1292 | |
1273 | |
| 1293 | int |
1274 | int |
| 1294 | cast_destruction (object *op, object *caster, object *spell_ob) |
1275 | cast_destruction (object *op, object *caster, object *spell_ob) |
| … | |
… | |
| 1385 | { |
1366 | { |
| 1386 | new_draw_info (NDI_UNIQUE, 0, op, "There is no one in that direction to curse."); |
1367 | new_draw_info (NDI_UNIQUE, 0, op, "There is no one in that direction to curse."); |
| 1387 | return 0; |
1368 | return 0; |
| 1388 | } |
1369 | } |
| 1389 | |
1370 | |
|
|
1371 | tmp = tmp->head_ (); |
|
|
1372 | |
| 1390 | /* If we've already got a force of this type, don't add a new one. */ |
1373 | /* If we've already got a force of this type, don't add a new one. */ |
| 1391 | for (force = tmp->inv; force != NULL; force = force->below) |
1374 | for (force = tmp->inv; force; force = force->below) |
| 1392 | { |
1375 | { |
| 1393 | if (force->type == FORCE && force->subtype == FORCE_CHANGE_ABILITY) |
1376 | if (force->type == FORCE && force->subtype == FORCE_CHANGE_ABILITY) |
| 1394 | { |
1377 | { |
| 1395 | if (force->name == spell_ob->name) |
1378 | if (force->name == spell_ob->name) |
| 1396 | { |
1379 | { |
| … | |
… | |
| 1402 | return 0; |
1385 | return 0; |
| 1403 | } |
1386 | } |
| 1404 | } |
1387 | } |
| 1405 | } |
1388 | } |
| 1406 | |
1389 | |
| 1407 | if (force == NULL) |
1390 | if (!force) |
| 1408 | { |
1391 | { |
| 1409 | force = get_archetype (FORCE_NAME); |
1392 | force = get_archetype (FORCE_NAME); |
| 1410 | force->subtype = FORCE_CHANGE_ABILITY; |
1393 | force->subtype = FORCE_CHANGE_ABILITY; |
|
|
1394 | |
| 1411 | if (spell_ob->race) |
1395 | if (spell_ob->race) |
| 1412 | force->name = spell_ob->race; |
1396 | force->name = spell_ob->race; |
| 1413 | else |
1397 | else |
| 1414 | force->name = spell_ob->name; |
1398 | force->name = spell_ob->name; |
| 1415 | |
1399 | |
| … | |
… | |
| 1425 | { |
1409 | { |
| 1426 | force->duration = duration; |
1410 | force->duration = duration; |
| 1427 | new_draw_info (NDI_UNIQUE, 0, op, "You recast the spell while in effect."); |
1411 | new_draw_info (NDI_UNIQUE, 0, op, "You recast the spell while in effect."); |
| 1428 | } |
1412 | } |
| 1429 | else |
1413 | else |
| 1430 | { |
|
|
| 1431 | new_draw_info (NDI_UNIQUE, 0, op, "Recasting the spell had no effect."); |
1414 | new_draw_info (NDI_UNIQUE, 0, op, "Recasting the spell had no effect."); |
| 1432 | } |
1415 | |
| 1433 | return 1; |
1416 | return 1; |
| 1434 | } |
1417 | } |
|
|
1418 | |
| 1435 | force->duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50; |
1419 | force->duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50; |
| 1436 | force->speed = 1.f; |
1420 | force->speed = 1.f; |
| 1437 | force->speed_left = -1.f; |
1421 | force->speed_left = -1.f; |
| 1438 | SET_FLAG (force, FLAG_APPLIED); |
1422 | SET_FLAG (force, FLAG_APPLIED); |
| 1439 | |
1423 | |
| … | |
… | |
| 1612 | } |
1596 | } |
| 1613 | |
1597 | |
| 1614 | /* charm */ |
1598 | /* charm */ |
| 1615 | if (QUERY_FLAG (spell, FLAG_NO_ATTACK) && !QUERY_FLAG (head, FLAG_FRIENDLY)) |
1599 | if (QUERY_FLAG (spell, FLAG_NO_ATTACK) && !QUERY_FLAG (head, FLAG_FRIENDLY)) |
| 1616 | { |
1600 | { |
|
|
1601 | INVOKE_OBJECT (KILL, head, ARG_OBJECT (caster)); |
|
|
1602 | |
| 1617 | /* Prevent uncontolled outbreaks of self replicating monsters. |
1603 | /* Prevent uncontrolled outbreaks of self replicating monsters. |
| 1618 | Typical use case is charm, go somwhere, use aggravation to make hostile. |
1604 | Typical use case is charm, go somwhere, use aggravation to make hostile. |
| 1619 | This could lead to fun stuff like mice outbreak in bigworld and server crawl. */ |
1605 | This could lead to fun stuff like mice outbreak in bigworld and server crawl. */ |
| 1620 | CLEAR_FLAG (head, FLAG_GENERATOR); |
1606 | CLEAR_FLAG (head, FLAG_GENERATOR); |
| 1621 | head->set_owner (op); |
1607 | head->set_owner (op); |
| 1622 | set_spell_skill (op, caster, spell, head); |
1608 | set_spell_skill (op, caster, spell, head); |
| … | |
… | |
| 1741 | |
1727 | |
| 1742 | op->direction = i; |
1728 | op->direction = i; |
| 1743 | } |
1729 | } |
| 1744 | } |
1730 | } |
| 1745 | |
1731 | |
| 1746 | |
|
|
| 1747 | /* move_swarm_spell: peterm |
1732 | /* move_swarm_spell: peterm |
| 1748 | * This is an implementation of the swarm spell. It was written for |
1733 | * This is an implementation of the swarm spell. It was written for |
| 1749 | * meteor swarm, but it could be used for any swarm. A swarm spell |
1734 | * meteor swarm, but it could be used for any swarm. A swarm spell |
| 1750 | * is a special type of object that casts swarms of other types |
1735 | * is a special type of object that casts swarms of other types |
| 1751 | * of spells. Which spell it casts is flexible. It fires the spells |
1736 | * of spells. Which spell it casts is flexible. It fires the spells |
| 1752 | * from a set of squares surrounding the caster, in a given direction. |
1737 | * from a set of squares surrounding the caster, in a given direction. |
| 1753 | */ |
1738 | */ |
| 1754 | |
|
|
| 1755 | void |
1739 | void |
| 1756 | move_swarm_spell (object *op) |
1740 | move_swarm_spell (object *op) |
| 1757 | { |
1741 | { |
| 1758 | #if 0 |
1742 | #if 0 |
| 1759 | static int cardinal_adjust[9] = { -3, -2, -1, 0, 0, 0, 1, 2, 3 }; |
1743 | static int cardinal_adjust[9] = { -3, -2, -1, 0, 0, 0, 1, 2, 3 }; |
| 1760 | static int diagonal_adjust[10] = { -3, -2, -2, -1, 0, 0, 1, 2, 2, 3 }; |
1744 | static int diagonal_adjust[10] = { -3, -2, -2, -1, 0, 0, 1, 2, 2, 3 }; |
| 1761 | sint16 target_x, target_y, origin_x, origin_y; |
1745 | sint16 target_x, target_y, origin_x, origin_y; |
| 1762 | int adjustdir; |
1746 | int adjustdir; |
| 1763 | maptile *m; |
1747 | maptile *m; |
| 1764 | #endif |
1748 | #endif |
| 1765 | int basedir; |
|
|
| 1766 | object *owner; |
1749 | object *owner = op->env; |
| 1767 | |
1750 | |
| 1768 | owner = op->owner; |
1751 | if (!op->duration || !owner->is_on_map ()) |
| 1769 | if (op->duration == 0 || owner == NULL) |
|
|
| 1770 | { |
1752 | { |
| 1771 | op->destroy (); |
1753 | op->destroy (); |
| 1772 | return; |
1754 | return; |
| 1773 | } |
1755 | } |
| 1774 | |
1756 | |
| 1775 | op->duration--; |
1757 | op->duration--; |
| 1776 | |
1758 | |
| 1777 | basedir = op->direction; |
1759 | int basedir = op->direction; |
| 1778 | if (basedir == 0) |
1760 | if (!basedir) |
| 1779 | { |
|
|
| 1780 | /* spray in all directions! 8) */ |
1761 | /* spray in all directions! 8) */ |
| 1781 | basedir = rndm (1, 8); |
1762 | basedir = (op->facing += op->state) % 8 + 1; |
| 1782 | } |
|
|
| 1783 | |
1763 | |
| 1784 | #if 0 |
1764 | #if 0 |
| 1785 | // this is bogus: it causes wrong places to be checked below |
1765 | // this is bogus: it causes wrong places to be checked below |
| 1786 | // (a wall 2 cells away will block the effect...) and |
1766 | // (a wall 2 cells away will block the effect...) and |
| 1787 | // doesn't work for SP_BULLET anyhow, so again tests the wrong |
1767 | // doesn't work for SP_BULLET anyhow, so again tests the wrong |
| … | |
… | |
| 1847 | { |
1827 | { |
| 1848 | /* Bullet spells have a bunch more customization that needs to be done */ |
1828 | /* Bullet spells have a bunch more customization that needs to be done */ |
| 1849 | if (op->spell->subtype == SP_BULLET) |
1829 | if (op->spell->subtype == SP_BULLET) |
| 1850 | fire_bullet (owner, op, basedir, op->spell); |
1830 | fire_bullet (owner, op, basedir, op->spell); |
| 1851 | else if (op->spell->subtype == SP_MAGIC_MISSILE) |
1831 | else if (op->spell->subtype == SP_MAGIC_MISSILE) |
| 1852 | fire_arch_from_position (owner, op, op->x, op->y, basedir, op->spell); |
1832 | fire_arch_from_position (owner, op, owner->x, owner->y, basedir, op->spell); |
| 1853 | } |
1833 | } |
| 1854 | } |
1834 | } |
| 1855 | |
|
|
| 1856 | |
|
|
| 1857 | |
|
|
| 1858 | |
1835 | |
| 1859 | /* fire_swarm: |
1836 | /* fire_swarm: |
| 1860 | * The following routine creates a swarm of objects. It actually |
1837 | * The following routine creates a swarm of objects. It actually |
| 1861 | * sets up a specific swarm object, which then fires off all |
1838 | * sets up a specific swarm object, which then fires off all |
| 1862 | * the parts of the swarm. |
1839 | * the parts of the swarm. |
| … | |
… | |
| 1865 | * caster: the caster (owner, wand, rod, scroll) |
1842 | * caster: the caster (owner, wand, rod, scroll) |
| 1866 | * dir: the direction everything will be fired in |
1843 | * dir: the direction everything will be fired in |
| 1867 | * spell - the spell that is this spell. |
1844 | * spell - the spell that is this spell. |
| 1868 | * n: the number to be fired. |
1845 | * n: the number to be fired. |
| 1869 | */ |
1846 | */ |
| 1870 | |
|
|
| 1871 | int |
1847 | int |
| 1872 | fire_swarm (object *op, object *caster, object *spell, int dir) |
1848 | fire_swarm (object *op, object *caster, object *spell, int dir) |
| 1873 | { |
1849 | { |
| 1874 | object *tmp; |
|
|
| 1875 | int i; |
|
|
| 1876 | |
|
|
| 1877 | if (!spell->other_arch) |
1850 | if (!spell->other_arch) |
| 1878 | return 0; |
1851 | return 0; |
| 1879 | |
1852 | |
| 1880 | tmp = get_archetype (SWARM_SPELL); |
1853 | object *tmp = archetype::get (SWARM_SPELL); |
| 1881 | tmp->set_owner (op); /* needed so that if swarm elements kill, caster gets xp. */ |
|
|
| 1882 | set_spell_skill (op, caster, spell, tmp); |
1854 | set_spell_skill (op, caster, spell, tmp); |
| 1883 | |
|
|
| 1884 | tmp->level = caster_level (caster, spell); /*needed later, to get level dep. right. */ |
1855 | tmp->level = caster_level (caster, spell); /* needed later, to get level dep. right. */ |
| 1885 | tmp->spell = arch_to_object (spell->other_arch); |
1856 | tmp->spell = spell->other_arch->instance (); |
| 1886 | |
|
|
| 1887 | tmp->attacktype = tmp->spell->attacktype; |
1857 | tmp->attacktype = tmp->spell->attacktype; |
| 1888 | |
1858 | |
| 1889 | if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER) |
1859 | if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER) |
| 1890 | if (!tailor_god_spell (tmp, op)) |
1860 | if (!tailor_god_spell (tmp, op)) |
| 1891 | return 1; |
1861 | return 1; |
| 1892 | |
1862 | |
| 1893 | tmp->duration = SP_level_duration_adjust (caster, spell); |
1863 | tmp->duration = SP_level_duration_adjust (caster, spell); |
| 1894 | for (i = 0; i < spell->duration; i++) |
1864 | for (int i = 0; i < spell->duration; i++) |
| 1895 | tmp->duration += die_roll (1, 3, op, PREFER_HIGH); |
1865 | tmp->duration += die_roll (1, 3, op, PREFER_HIGH); |
| 1896 | |
1866 | |
| 1897 | tmp->direction = dir; |
1867 | tmp->direction = dir; |
| 1898 | tmp->invisible = 1; |
1868 | tmp->invisible = 1; |
|
|
1869 | tmp->facing = rndm (1, 8); // initial firing direction |
|
|
1870 | tmp->state = rndm (4) * 2 + 1; // direction increment |
| 1899 | |
1871 | |
| 1900 | tmp->insert_at (op, op); |
1872 | op->insert (tmp); |
|
|
1873 | |
| 1901 | return 1; |
1874 | return 1; |
| 1902 | } |
1875 | } |
| 1903 | |
|
|
| 1904 | |
1876 | |
| 1905 | /* See the spells documentation file for why this is its own |
1877 | /* See the spells documentation file for why this is its own |
| 1906 | * function. |
1878 | * function. |
| 1907 | */ |
1879 | */ |
| 1908 | int |
1880 | int |
| … | |
… | |
| 1970 | |
1942 | |
| 1971 | m->insert (tmp, x, y, op); |
1943 | m->insert (tmp, x, y, op); |
| 1972 | return 1; |
1944 | return 1; |
| 1973 | } |
1945 | } |
| 1974 | |
1946 | |
| 1975 | |
|
|
| 1976 | |
|
|
| 1977 | |
|
|
| 1978 | /* cast_cause_disease: this spell looks along <dir> from the |
1947 | /* cast_cause_disease: this spell looks along <dir> from the |
| 1979 | * player and infects someone. |
1948 | * player and infects someone. |
| 1980 | * op is the player/monster, caster is the object, dir is the direction |
1949 | * op is the player/monster, caster is the object, dir is the direction |
| 1981 | * to cast, disease_arch is the specific disease, and type is the spell number |
1950 | * to cast, disease_arch is the specific disease, and type is the spell number |
| 1982 | * perhaps this should actually be in disease.c? |
1951 | * perhaps this should actually be in disease.c? |
| 1983 | */ |
1952 | */ |
| 1984 | |
|
|
| 1985 | int |
1953 | int |
| 1986 | cast_cause_disease (object *op, object *caster, object *spell, int dir) |
1954 | cast_cause_disease (object *op, object *caster, object *spell, int dir) |
| 1987 | { |
1955 | { |
| 1988 | sint16 x, y; |
1956 | sint16 x, y; |
| 1989 | int i, mflags, range, dam_mod, dur_mod; |
1957 | int i, mflags, range, dam_mod, dur_mod; |
| … | |
… | |
| 1996 | /* If casting from a scroll, no direction will be available, so refer to the |
1964 | /* If casting from a scroll, no direction will be available, so refer to the |
| 1997 | * direction the player is pointing. |
1965 | * direction the player is pointing. |
| 1998 | */ |
1966 | */ |
| 1999 | if (!dir) |
1967 | if (!dir) |
| 2000 | dir = op->facing; |
1968 | dir = op->facing; |
|
|
1969 | |
| 2001 | if (!dir) |
1970 | if (!dir) |
| 2002 | return 0; /* won't find anything if casting on ourself, so just return */ |
1971 | return 0; /* won't find anything if casting on ourself, so just return */ |
| 2003 | |
1972 | |
| 2004 | /* Calculate these once here */ |
1973 | /* Calculate these once here */ |
| 2005 | range = spell->range + SP_level_range_adjust (caster, spell); |
1974 | range = spell->range + SP_level_range_adjust (caster, spell); |
| … | |
… | |
| 2039 | /* do level adjustments */ |
2008 | /* do level adjustments */ |
| 2040 | if (disease->stats.wc) |
2009 | if (disease->stats.wc) |
| 2041 | disease->stats.wc += dur_mod / 2; |
2010 | disease->stats.wc += dur_mod / 2; |
| 2042 | |
2011 | |
| 2043 | if (disease->magic > 0) |
2012 | if (disease->magic > 0) |
| 2044 | disease->magic += dur_mod / 4; |
2013 | disease->magic += dur_mod / 8; |
| 2045 | |
2014 | |
| 2046 | if (disease->stats.maxhp > 0) |
2015 | if (disease->stats.maxhp > 0) |
| 2047 | disease->stats.maxhp += dur_mod; |
2016 | disease->stats.maxhp += dur_mod; |
| 2048 | |
2017 | |
| 2049 | if (disease->stats.maxgrace > 0) |
2018 | if (disease->stats.maxgrace > 0) |
