1 | |
|
|
2 | /* |
|
|
3 | * static char *rcsid_spell_attack_c = |
|
|
4 | * "$Id: spell_attack.C,v 1.12 2006/09/14 21:16:13 root Exp $"; |
|
|
5 | */ |
|
|
6 | |
|
|
7 | |
|
|
8 | /* |
1 | /* |
9 | CrossFire, A Multiplayer game for X-windows |
2 | CrossFire, A Multiplayer game for X-windows |
10 | |
3 | |
11 | Copyright (C) 2002-2003 Mark Wedel & Crossfire Development Team |
4 | Copyright (C) 2002-2003 Mark Wedel & Crossfire Development Team |
12 | Copyright (C) 1992 Frank Tore Johansen |
5 | Copyright (C) 1992 Frank Tore Johansen |
… | |
… | |
23 | |
16 | |
24 | You should have received a copy of the GNU General Public License |
17 | You should have received a copy of the GNU General Public License |
25 | along with this program; if not, write to the Free Software |
18 | along with this program; if not, write to the Free Software |
26 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
27 | |
20 | |
28 | The authors can be reached via e-mail at crossfire-devel@real-time.com |
21 | The authors can be reached via e-mail at <crossfire@schmorp.de> |
29 | */ |
22 | */ |
30 | |
23 | |
31 | /* This file contains all the spell attack code. Grouping this code |
24 | /* This file contains all the spell attack code. Grouping this code |
32 | * together should hopefully make it easier to find the relevent bits |
25 | * together should hopefully make it easier to find the relevent bits |
33 | * of code |
26 | * of code |
… | |
… | |
124 | void |
117 | void |
125 | forklightning (object *op, object *tmp) |
118 | forklightning (object *op, object *tmp) |
126 | { |
119 | { |
127 | int new_dir = 1; /* direction or -1 for left, +1 for right 0 if no new bolt */ |
120 | int new_dir = 1; /* direction or -1 for left, +1 for right 0 if no new bolt */ |
128 | int t_dir; /* stores temporary dir calculation */ |
121 | int t_dir; /* stores temporary dir calculation */ |
129 | mapstruct *m; |
122 | maptile *m; |
130 | sint16 sx, sy; |
123 | sint16 sx, sy; |
131 | object *new_bolt; |
124 | object *new_bolt; |
132 | |
125 | |
133 | /* pick a fork direction. tmp->stats.Con is the left bias |
126 | /* pick a fork direction. tmp->stats.Con is the left bias |
134 | * i.e., the chance in 100 of forking LEFT |
127 | * i.e., the chance in 100 of forking LEFT |
… | |
… | |
177 | move_bolt (object *op) |
170 | move_bolt (object *op) |
178 | { |
171 | { |
179 | object *tmp; |
172 | object *tmp; |
180 | int mflags; |
173 | int mflags; |
181 | sint16 x, y; |
174 | sint16 x, y; |
182 | mapstruct *m; |
175 | maptile *m; |
183 | |
176 | |
184 | if (--(op->duration) < 0) |
177 | if (--(op->duration) < 0) |
185 | { |
178 | { |
186 | remove_ob (op); |
179 | remove_ob (op); |
187 | free_object (op); |
180 | free_object (op); |
… | |
… | |
363 | */ |
356 | */ |
364 | void |
357 | void |
365 | explosion (object *op) |
358 | explosion (object *op) |
366 | { |
359 | { |
367 | object *tmp; |
360 | object *tmp; |
368 | mapstruct *m = op->map; |
361 | maptile *m = op->map; |
369 | int i; |
362 | int i; |
370 | |
363 | |
371 | if (--(op->duration) < 0) |
364 | if (--(op->duration) < 0) |
372 | { |
365 | { |
373 | remove_ob (op); |
366 | remove_ob (op); |
… | |
… | |
409 | * explode. |
402 | * explode. |
410 | */ |
403 | */ |
411 | void |
404 | void |
412 | explode_bullet (object *op) |
405 | explode_bullet (object *op) |
413 | { |
406 | { |
414 | tag_t op_tag = op->count; |
|
|
415 | object *tmp, *owner; |
407 | object *tmp, *owner; |
416 | |
408 | |
417 | if (op->other_arch == NULL) |
409 | if (op->other_arch == NULL) |
418 | { |
410 | { |
419 | LOG (llevError, "BUG: explode_bullet(): op without other_arch\n"); |
411 | LOG (llevError, "BUG: explode_bullet(): op without other_arch\n"); |
… | |
… | |
458 | } |
450 | } |
459 | |
451 | |
460 | if (op->attacktype) |
452 | if (op->attacktype) |
461 | { |
453 | { |
462 | hit_map (op, 0, op->attacktype, 1); |
454 | hit_map (op, 0, op->attacktype, 1); |
463 | if (was_destroyed (op, op_tag)) |
455 | if (op->destroyed ()) |
464 | return; |
456 | return; |
465 | } |
457 | } |
466 | |
458 | |
467 | /* other_arch contains what this explodes into */ |
459 | /* other_arch contains what this explodes into */ |
468 | tmp = arch_to_object (op->other_arch); |
460 | tmp = arch_to_object (op->other_arch); |
… | |
… | |
511 | /* Prevent recursion */ |
503 | /* Prevent recursion */ |
512 | op->move_on = 0; |
504 | op->move_on = 0; |
513 | |
505 | |
514 | insert_ob_in_map (tmp, op->map, op, 0); |
506 | insert_ob_in_map (tmp, op->map, op, 0); |
515 | /* remove the firebullet */ |
507 | /* remove the firebullet */ |
516 | if (!was_destroyed (op, op_tag)) |
508 | if (!op->destroyed ()) |
517 | { |
509 | { |
518 | remove_ob (op); |
510 | remove_ob (op); |
519 | free_object (op); |
511 | free_object (op); |
520 | } |
512 | } |
521 | } |
513 | } |
… | |
… | |
527 | */ |
519 | */ |
528 | |
520 | |
529 | void |
521 | void |
530 | check_bullet (object *op) |
522 | check_bullet (object *op) |
531 | { |
523 | { |
532 | tag_t op_tag = op->count, tmp_tag; |
|
|
533 | object *tmp; |
524 | object *tmp; |
534 | int dam, mflags; |
525 | int dam, mflags; |
535 | mapstruct *m; |
526 | maptile *m; |
536 | sint16 sx, sy; |
527 | sint16 sx, sy; |
537 | |
528 | |
538 | mflags = get_map_flags (op->map, &m, op->x, op->y, &sx, &sy); |
529 | mflags = get_map_flags (op->map, &m, op->x, op->y, &sx, &sy); |
539 | |
530 | |
540 | if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, sx, sy))) |
531 | if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, sx, sy))) |
… | |
… | |
553 | |
544 | |
554 | for (tmp = get_map_ob (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above) |
545 | for (tmp = get_map_ob (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above) |
555 | { |
546 | { |
556 | if (QUERY_FLAG (tmp, FLAG_ALIVE)) |
547 | if (QUERY_FLAG (tmp, FLAG_ALIVE)) |
557 | { |
548 | { |
558 | tmp_tag = tmp->count; |
|
|
559 | dam = hit_player (tmp, op->stats.dam, op, op->attacktype, 1); |
549 | dam = hit_player (tmp, op->stats.dam, op, op->attacktype, 1); |
560 | if (was_destroyed (op, op_tag) || !was_destroyed (tmp, tmp_tag) || (op->stats.dam -= dam) < 0) |
550 | if (op->destroyed () || !tmp->destroyed () || (op->stats.dam -= dam) < 0) |
561 | { |
551 | { |
562 | if (!QUERY_FLAG (op, FLAG_REMOVED)) |
552 | if (!QUERY_FLAG (op, FLAG_REMOVED)) |
563 | { |
553 | { |
564 | remove_ob (op); |
554 | remove_ob (op); |
565 | free_object (op); |
555 | free_object (op); |
… | |
… | |
580 | void |
570 | void |
581 | move_bullet (object *op) |
571 | move_bullet (object *op) |
582 | { |
572 | { |
583 | sint16 new_x, new_y; |
573 | sint16 new_x, new_y; |
584 | int mflags; |
574 | int mflags; |
585 | mapstruct *m; |
575 | maptile *m; |
586 | |
576 | |
587 | #if 0 |
577 | #if 0 |
588 | /* We need a better general purpose way to do this */ |
578 | /* We need a better general purpose way to do this */ |
589 | |
579 | |
590 | /* peterm: added to make comet leave a trail of burnouts |
580 | /* peterm: added to make comet leave a trail of burnouts |
591 | it's an unadulterated hack, but the effect is cool. */ |
581 | it's an unadulterated hack, but the effect is cool. */ |
592 | if (op->stats.sp == SP_METEOR) |
582 | if (op->stats.sp == SP_METEOR) |
593 | { |
583 | { |
594 | replace_insert_ob_in_map ("fire_trail", op); |
584 | replace_insert_ob_in_map ("fire_trail", op); |
595 | if (was_destroyed (op, op_tag)) |
585 | if (op->destroyed ()) |
596 | return; |
586 | return; |
597 | } /* end addition. */ |
587 | } /* end addition. */ |
598 | #endif |
588 | #endif |
599 | |
589 | |
600 | /* Reached the end of its life - remove it */ |
590 | /* Reached the end of its life - remove it */ |
… | |
… | |
763 | |
753 | |
764 | void |
754 | void |
765 | move_cone (object *op) |
755 | move_cone (object *op) |
766 | { |
756 | { |
767 | int i; |
757 | int i; |
768 | tag_t tag; |
|
|
769 | |
758 | |
770 | /* if no map then hit_map will crash so just ignore object */ |
759 | /* if no map then hit_map will crash so just ignore object */ |
771 | if (!op->map) |
760 | if (!op->map) |
772 | { |
761 | { |
773 | LOG (llevError, "Tried to move_cone object %s without a map.\n", op->name ? &op->name : "unknown"); |
762 | LOG (llevError, "Tried to move_cone object %s without a map.\n", op->name ? &op->name : "unknown"); |
… | |
… | |
794 | free_object (op); |
783 | free_object (op); |
795 | return; |
784 | return; |
796 | } |
785 | } |
797 | #endif |
786 | #endif |
798 | |
787 | |
799 | tag = op->count; |
|
|
800 | hit_map (op, 0, op->attacktype, 0); |
788 | hit_map (op, 0, op->attacktype, 0); |
801 | |
789 | |
802 | /* Check to see if we should push anything. |
790 | /* Check to see if we should push anything. |
803 | * Spell objects with weight push whatever they encounter to some |
791 | * Spell objects with weight push whatever they encounter to some |
804 | * degree. |
792 | * degree. |
805 | */ |
793 | */ |
806 | if (op->weight) |
794 | if (op->weight) |
807 | check_spell_knockback (op); |
795 | check_spell_knockback (op); |
808 | |
796 | |
809 | if (was_destroyed (op, tag)) |
797 | if (op->destroyed ()) |
810 | return; |
798 | return; |
811 | |
799 | |
812 | if ((op->duration--) < 0) |
800 | if ((op->duration--) < 0) |
813 | { |
801 | { |
814 | remove_ob (op); |
802 | remove_ob (op); |
… | |
… | |
859 | int |
847 | int |
860 | cast_cone (object *op, object *caster, int dir, object *spell) |
848 | cast_cone (object *op, object *caster, int dir, object *spell) |
861 | { |
849 | { |
862 | object *tmp; |
850 | object *tmp; |
863 | int i, success = 0, range_min = -1, range_max = 1; |
851 | int i, success = 0, range_min = -1, range_max = 1; |
864 | mapstruct *m; |
852 | maptile *m; |
865 | sint16 sx, sy; |
853 | sint16 sx, sy; |
866 | MoveType movetype; |
854 | MoveType movetype; |
867 | |
855 | |
868 | if (!spell->other_arch) |
856 | if (!spell->other_arch) |
869 | return 0; |
857 | return 0; |
… | |
… | |
1082 | { |
1070 | { |
1083 | |
1071 | |
1084 | object *tmp; |
1072 | object *tmp; |
1085 | int mflags; |
1073 | int mflags; |
1086 | sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir]; |
1074 | sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir]; |
1087 | mapstruct *m; |
1075 | maptile *m; |
1088 | |
1076 | |
1089 | mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy); |
1077 | mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy); |
1090 | if ((mflags & P_OUT_OF_MAP) || (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK)) |
1078 | if ((mflags & P_OUT_OF_MAP) || (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK)) |
1091 | { |
1079 | { |
1092 | new_draw_info (NDI_UNIQUE, 0, op, "There is something in the way."); |
1080 | new_draw_info (NDI_UNIQUE, 0, op, "There is something in the way."); |
… | |
… | |
1128 | get_pointed_target (object *op, int dir, int range, int type) |
1116 | get_pointed_target (object *op, int dir, int range, int type) |
1129 | { |
1117 | { |
1130 | object *target; |
1118 | object *target; |
1131 | sint16 x, y; |
1119 | sint16 x, y; |
1132 | int dist, mflags; |
1120 | int dist, mflags; |
1133 | mapstruct *mp; |
1121 | maptile *mp; |
1134 | |
1122 | |
1135 | if (dir == 0) |
1123 | if (dir == 0) |
1136 | return NULL; |
1124 | return NULL; |
1137 | |
1125 | |
1138 | for (dist = 1; dist < range; dist++) |
1126 | for (dist = 1; dist < range; dist++) |
… | |
… | |
1278 | move_missile (object *op) |
1266 | move_missile (object *op) |
1279 | { |
1267 | { |
1280 | int i, mflags; |
1268 | int i, mflags; |
1281 | object *owner; |
1269 | object *owner; |
1282 | sint16 new_x, new_y; |
1270 | sint16 new_x, new_y; |
1283 | mapstruct *m; |
1271 | maptile *m; |
1284 | |
1272 | |
1285 | if (op->range-- <= 0) |
1273 | if (op->range-- <= 0) |
1286 | { |
1274 | { |
1287 | remove_ob (op); |
1275 | remove_ob (op); |
1288 | free_object (op); |
1276 | free_object (op); |
… | |
… | |
1307 | |
1295 | |
1308 | mflags = get_map_flags (op->map, &m, new_x, new_y, &new_x, &new_y); |
1296 | mflags = get_map_flags (op->map, &m, new_x, new_y, &new_x, &new_y); |
1309 | |
1297 | |
1310 | if (!(mflags & P_OUT_OF_MAP) && ((mflags & P_IS_ALIVE) || OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, new_x, new_y)))) |
1298 | if (!(mflags & P_OUT_OF_MAP) && ((mflags & P_IS_ALIVE) || OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, new_x, new_y)))) |
1311 | { |
1299 | { |
1312 | tag_t tag = op->count; |
|
|
1313 | |
|
|
1314 | hit_map (op, op->direction, AT_MAGIC, 1); |
1300 | hit_map (op, op->direction, AT_MAGIC, 1); |
1315 | /* Basically, missile only hits one thing then goes away. |
1301 | /* Basically, missile only hits one thing then goes away. |
1316 | * we need to remove it if someone hasn't already done so. |
1302 | * we need to remove it if someone hasn't already done so. |
1317 | */ |
1303 | */ |
1318 | if (!was_destroyed (op, tag)) |
1304 | if (!op->destroyed ()) |
1319 | { |
|
|
1320 | remove_ob (op); |
|
|
1321 | free_object (op); |
1305 | free_object (op); |
1322 | } |
1306 | |
1323 | return; |
1307 | return; |
1324 | } |
1308 | } |
1325 | |
1309 | |
1326 | remove_ob (op); |
1310 | remove_ob (op); |
|
|
1311 | |
1327 | if (!op->direction || (mflags & P_OUT_OF_MAP)) |
1312 | if (!op->direction || (mflags & P_OUT_OF_MAP)) |
1328 | { |
1313 | { |
1329 | free_object (op); |
1314 | free_object (op); |
1330 | return; |
1315 | return; |
1331 | } |
1316 | } |
|
|
1317 | |
1332 | op->x = new_x; |
1318 | op->x = new_x; |
1333 | op->y = new_y; |
1319 | op->y = new_y; |
1334 | op->map = m; |
1320 | op->map = m; |
1335 | i = spell_find_dir (op->map, op->x, op->y, get_owner (op)); |
1321 | i = spell_find_dir (op->map, op->x, op->y, get_owner (op)); |
1336 | if (i > 0 && i != op->direction) |
1322 | if (i > 0 && i != op->direction) |
1337 | { |
1323 | { |
1338 | op->direction = i; |
1324 | op->direction = i; |
1339 | SET_ANIMATION (op, op->direction); |
1325 | SET_ANIMATION (op, op->direction); |
1340 | } |
1326 | } |
|
|
1327 | |
1341 | insert_ob_in_map (op, op->map, op, 0); |
1328 | insert_ob_in_map (op, op->map, op, 0); |
1342 | } |
1329 | } |
1343 | |
1330 | |
1344 | /**************************************************************************** |
1331 | /**************************************************************************** |
1345 | * Destruction |
1332 | * Destruction |
… | |
… | |
1391 | int |
1378 | int |
1392 | cast_destruction (object *op, object *caster, object *spell_ob) |
1379 | cast_destruction (object *op, object *caster, object *spell_ob) |
1393 | { |
1380 | { |
1394 | int i, j, range, mflags, friendly = 0, dam, dur; |
1381 | int i, j, range, mflags, friendly = 0, dam, dur; |
1395 | sint16 sx, sy; |
1382 | sint16 sx, sy; |
1396 | mapstruct *m; |
1383 | maptile *m; |
1397 | object *tmp; |
1384 | object *tmp; |
1398 | const char *skill; |
1385 | const char *skill; |
1399 | |
1386 | |
1400 | range = spell_ob->range + SP_level_range_adjust (caster, spell_ob); |
1387 | range = spell_ob->range + SP_level_range_adjust (caster, spell_ob); |
1401 | dam = spell_ob->stats.dam + SP_level_dam_adjust (caster, spell_ob); |
1388 | dam = spell_ob->stats.dam + SP_level_dam_adjust (caster, spell_ob); |
… | |
… | |
1583 | mood_change (object *op, object *caster, object *spell) |
1570 | mood_change (object *op, object *caster, object *spell) |
1584 | { |
1571 | { |
1585 | object *tmp, *god, *head; |
1572 | object *tmp, *god, *head; |
1586 | int done_one, range, mflags, level, at, best_at; |
1573 | int done_one, range, mflags, level, at, best_at; |
1587 | sint16 x, y, nx, ny; |
1574 | sint16 x, y, nx, ny; |
1588 | mapstruct *m; |
1575 | maptile *m; |
1589 | const char *race; |
1576 | const char *race; |
1590 | |
1577 | |
1591 | /* We precompute some values here so that we don't have to keep |
1578 | /* We precompute some values here so that we don't have to keep |
1592 | * doing it over and over again. |
1579 | * doing it over and over again. |
1593 | */ |
1580 | */ |
… | |
… | |
1757 | move_ball_spell (object *op) |
1744 | move_ball_spell (object *op) |
1758 | { |
1745 | { |
1759 | int i, j, dam_save, dir, mflags; |
1746 | int i, j, dam_save, dir, mflags; |
1760 | sint16 nx, ny, hx, hy; |
1747 | sint16 nx, ny, hx, hy; |
1761 | object *owner; |
1748 | object *owner; |
1762 | mapstruct *m; |
1749 | maptile *m; |
1763 | |
1750 | |
1764 | owner = get_owner (op); |
1751 | owner = get_owner (op); |
1765 | |
1752 | |
1766 | /* the following logic makes sure that the ball doesn't move into a wall, |
1753 | /* the following logic makes sure that the ball doesn't move into a wall, |
1767 | * and makes sure that it will move along a wall to try and get at it's |
1754 | * and makes sure that it will move along a wall to try and get at it's |
… | |
… | |
1879 | #if 0 |
1866 | #if 0 |
1880 | static int cardinal_adjust[9] = { -3, -2, -1, 0, 0, 0, 1, 2, 3 }; |
1867 | static int cardinal_adjust[9] = { -3, -2, -1, 0, 0, 0, 1, 2, 3 }; |
1881 | static int diagonal_adjust[10] = { -3, -2, -2, -1, 0, 0, 1, 2, 2, 3 }; |
1868 | static int diagonal_adjust[10] = { -3, -2, -2, -1, 0, 0, 1, 2, 2, 3 }; |
1882 | sint16 target_x, target_y, origin_x, origin_y; |
1869 | sint16 target_x, target_y, origin_x, origin_y; |
1883 | int adjustdir; |
1870 | int adjustdir; |
1884 | mapstruct *m; |
1871 | maptile *m; |
1885 | #endif |
1872 | #endif |
1886 | int basedir; |
1873 | int basedir; |
1887 | object *owner; |
1874 | object *owner; |
1888 | |
1875 | |
1889 | owner = get_owner (op); |
1876 | owner = get_owner (op); |
… | |
… | |
2032 | cast_light (object *op, object *caster, object *spell, int dir) |
2019 | cast_light (object *op, object *caster, object *spell, int dir) |
2033 | { |
2020 | { |
2034 | object *target = NULL, *tmp = NULL; |
2021 | object *target = NULL, *tmp = NULL; |
2035 | sint16 x, y; |
2022 | sint16 x, y; |
2036 | int dam, mflags; |
2023 | int dam, mflags; |
2037 | mapstruct *m; |
2024 | maptile *m; |
2038 | |
2025 | |
2039 | dam = spell->stats.dam + SP_level_dam_adjust (caster, spell); |
2026 | dam = spell->stats.dam + SP_level_dam_adjust (caster, spell); |
2040 | |
2027 | |
2041 | if (!dir) |
2028 | if (!dir) |
2042 | { |
2029 | { |
… | |
… | |
2110 | cast_cause_disease (object *op, object *caster, object *spell, int dir) |
2097 | cast_cause_disease (object *op, object *caster, object *spell, int dir) |
2111 | { |
2098 | { |
2112 | sint16 x, y; |
2099 | sint16 x, y; |
2113 | int i, mflags, range, dam_mod, dur_mod; |
2100 | int i, mflags, range, dam_mod, dur_mod; |
2114 | object *walk; |
2101 | object *walk; |
2115 | mapstruct *m; |
2102 | maptile *m; |
2116 | |
2103 | |
2117 | x = op->x; |
2104 | x = op->x; |
2118 | y = op->y; |
2105 | y = op->y; |
2119 | |
2106 | |
2120 | /* If casting from a scroll, no direction will be available, so refer to the |
2107 | /* If casting from a scroll, no direction will be available, so refer to the |