1 | /* |
1 | /* |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | * |
3 | * |
|
|
4 | * Copyright (©) 2017,2018 Marc Alexander Lehmann / the Deliantra team |
4 | * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (©) 2002-2003 Mark Wedel & Crossfire Development Team |
6 | * Copyright (©) 2002-2003 Mark Wedel & Crossfire Development Team |
6 | * Copyright (©) 1992 Frank Tore Johansen |
7 | * Copyright (©) 1992 Frank Tore Johansen |
7 | * |
8 | * |
8 | * Deliantra is free software: you can redistribute it and/or modify it under |
9 | * Deliantra is free software: you can redistribute it and/or modify it under |
9 | * the terms of the Affero GNU General Public License as published by the |
10 | * the terms of the Affero GNU General Public License as published by the |
10 | * Free Software Foundation, either version 3 of the License, or (at your |
11 | * Free Software Foundation, either version 3 of the License, or (at your |
11 | * option) any later version. |
12 | * option) any later version. |
12 | * |
13 | * |
13 | * This program is distributed in the hope that it will be useful, |
14 | * This program is distributed in the hope that it will be useful, |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | * GNU General Public License for more details. |
17 | * GNU General Public License for more details. |
17 | * |
18 | * |
18 | * You should have received a copy of the Affero GNU General Public License |
19 | * You should have received a copy of the Affero GNU General Public License |
19 | * and the GNU General Public License along with this program. If not, see |
20 | * and the GNU General Public License along with this program. If not, see |
20 | * <http://www.gnu.org/licenses/>. |
21 | * <http://www.gnu.org/licenses/>. |
21 | * |
22 | * |
22 | * The authors can be reached via e-mail to <support@deliantra.net> |
23 | * The authors can be reached via e-mail to <support@deliantra.net> |
23 | */ |
24 | */ |
24 | |
25 | |
25 | /* This file contains all the spell attack code. Grouping this code |
26 | /* This file contains all the spell attack code. Grouping this code |
26 | * together should hopefully make it easier to find the relevent bits |
27 | * together should hopefully make it easier to find the relevent bits |
… | |
… | |
86 | if (tmp->move_type & MOVE_FLYING) |
87 | if (tmp->move_type & MOVE_FLYING) |
87 | frictionmod = 1; /* flying objects loose the friction modifier */ |
88 | frictionmod = 1; /* flying objects loose the friction modifier */ |
88 | |
89 | |
89 | if (rndm (0, weight_move - 1) > ((tmp->weight / num_sections) * frictionmod)) |
90 | if (rndm (0, weight_move - 1) > ((tmp->weight / num_sections) * frictionmod)) |
90 | { /* move it. */ |
91 | { /* move it. */ |
91 | /* move_object is really for monsters, but looking at |
92 | /* move_object is really for monsters, but looking at |
92 | * the move_object function, it appears that it should |
93 | * the move_object function, it appears that it should |
93 | * also be safe for objects. |
94 | * also be safe for objects. |
94 | * This does return if successful or not, but |
95 | * This does return if successful or not, but |
95 | * I don't see us doing anything useful with that information |
96 | * I don't see us doing anything useful with that information |
96 | * right now. |
97 | * right now. |
… | |
… | |
129 | new_dir = -1; |
130 | new_dir = -1; |
130 | |
131 | |
131 | /* check the new dir for a wall and in the map */ |
132 | /* check the new dir for a wall and in the map */ |
132 | t_dir = absdir (tmp->direction + new_dir); |
133 | t_dir = absdir (tmp->direction + new_dir); |
133 | |
134 | |
134 | if (get_map_flags (tmp->map, &m, tmp->x + freearr_x[t_dir], tmp->y + freearr_y[t_dir], &sx, &sy) & P_OUT_OF_MAP) |
135 | if (get_map_flags (tmp->map, &m, tmp->x + DIRX (t_dir), tmp->y + DIRY (t_dir), &sx, &sy) & P_OUT_OF_MAP) |
135 | return; |
136 | return; |
136 | |
137 | |
137 | if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, sx, sy))) |
138 | if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, sx, sy))) |
138 | return; |
139 | return; |
139 | |
140 | |
… | |
… | |
179 | |
180 | |
180 | if (--op->range < 0) |
181 | if (--op->range < 0) |
181 | op->range = 0; |
182 | op->range = 0; |
182 | else |
183 | else |
183 | { |
184 | { |
184 | x = op->x + DIRX (op); |
185 | x = op->x + DIRX (op->direction); |
185 | y = op->y + DIRY (op); |
186 | y = op->y + DIRY (op->direction); |
186 | m = op->map; |
187 | m = op->map; |
187 | mflags = get_map_flags (m, &m, x, y, &x, &y); |
188 | mflags = get_map_flags (m, &m, x, y, &x, &y); |
188 | |
189 | |
189 | if (mflags & P_OUT_OF_MAP) |
190 | if (mflags & P_OUT_OF_MAP) |
190 | return; |
191 | return; |
… | |
… | |
217 | /* Need to check for P_OUT_OF_MAP: if the bolt is tavelling |
218 | /* Need to check for P_OUT_OF_MAP: if the bolt is tavelling |
218 | * over a corner in a tiled map, it is possible that |
219 | * over a corner in a tiled map, it is possible that |
219 | * op->direction is within an adjacent map but either |
220 | * op->direction is within an adjacent map but either |
220 | * op->direction-1 or op->direction+1 does not exist. |
221 | * op->direction-1 or op->direction+1 does not exist. |
221 | */ |
222 | */ |
222 | mflags = get_map_flags (op->map, &m, op->x + freearr_x[absdir (op->direction - 1)], |
223 | mflags = get_map_flags (op->map, &m, op->x + DIRX (absdir (op->direction - 1)), |
223 | op->y + freearr_y[absdir (op->direction - 1)], &x, &y); |
224 | op->y + DIRY (absdir (op->direction - 1)), &x, &y); |
224 | |
225 | |
225 | left = (mflags & P_OUT_OF_MAP) ? 0 : OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)); |
226 | left = (mflags & P_OUT_OF_MAP) ? 0 : OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)); |
226 | |
227 | |
227 | mflags = get_map_flags (op->map, &m, op->x + freearr_x[absdir (op->direction + 1)], |
228 | mflags = get_map_flags (op->map, &m, op->x + DIRX (absdir (op->direction + 1)), |
228 | op->y + freearr_y[absdir (op->direction + 1)], &x, &y); |
229 | op->y + DIRY (absdir (op->direction + 1)), &x, &y); |
229 | right = (mflags & P_OUT_OF_MAP) ? 0 : OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)); |
230 | right = (mflags & P_OUT_OF_MAP) ? 0 : OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)); |
230 | |
231 | |
231 | if (left == right) |
232 | if (left == right) |
232 | op->direction = absdir (op->direction + 4); |
233 | op->direction = absdir (op->direction + 4); |
233 | else if (left) |
234 | else if (left) |
… | |
… | |
247 | tmp->speed_left = -0.1f; |
248 | tmp->speed_left = -0.1f; |
248 | /* To make up for the decrease at the top of the function */ |
249 | /* To make up for the decrease at the top of the function */ |
249 | tmp->duration++; |
250 | tmp->duration++; |
250 | |
251 | |
251 | /* New forking code. Possibly create forks of this object |
252 | /* New forking code. Possibly create forks of this object |
252 | * going off in other directions. |
253 | * going off in other directions. |
253 | */ |
254 | */ |
254 | if (tmp->stats.Dex && rndm (0, 99) < tmp->stats.Dex) |
255 | if (tmp->stats.Dex && rndm (0, 99) < tmp->stats.Dex) |
255 | forklightning (op, tmp); /* stats.Dex % of forking */ |
256 | forklightning (op, tmp); /* stats.Dex % of forking */ |
256 | |
257 | |
257 | /* In this way, the object left behind sticks on the space, but |
258 | /* In this way, the object left behind sticks on the space, but |
… | |
… | |
300 | SET_ANIMATION (tmp, dir); |
301 | SET_ANIMATION (tmp, dir); |
301 | |
302 | |
302 | tmp->set_owner (op); |
303 | tmp->set_owner (op); |
303 | set_spell_skill (op, caster, spob, tmp); |
304 | set_spell_skill (op, caster, spob, tmp); |
304 | |
305 | |
305 | tmp->x = op->x + DIRX (tmp); |
306 | tmp->x = op->x + DIRX (tmp->direction); |
306 | tmp->y = op->y + DIRY (tmp); |
307 | tmp->y = op->y + DIRY (tmp->direction); |
307 | tmp->map = op->map; |
308 | tmp->map = op->map; |
308 | |
309 | |
309 | maptile *newmap; |
310 | maptile *newmap; |
310 | mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y); |
311 | mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y); |
311 | if (mflags & P_OUT_OF_MAP) |
312 | if (mflags & P_OUT_OF_MAP) |
… | |
… | |
364 | { |
365 | { |
365 | for (i = 1; i < 9; i++) |
366 | for (i = 1; i < 9; i++) |
366 | { |
367 | { |
367 | sint16 dx, dy; |
368 | sint16 dx, dy; |
368 | |
369 | |
369 | dx = op->x + freearr_x[i]; |
370 | dx = op->x + DIRX (i); |
370 | dy = op->y + freearr_y[i]; |
371 | dy = op->y + DIRY (i); |
371 | |
372 | |
372 | /* ok_to_put_more already does things like checks for walls, |
373 | /* ok_to_put_more already does things like checks for walls, |
373 | * out of map, etc. |
374 | * out of map, etc. |
374 | */ |
375 | */ |
375 | if (ok_to_put_more (op->map, dx, dy, op, op->attacktype)) |
376 | if (ok_to_put_more (op->map, dx, dy, op, op->attacktype)) |
376 | { |
377 | { |
377 | object *tmp = op->clone (); |
378 | object *tmp = op->clone (); |
… | |
… | |
549 | move_bullet (object *op) |
550 | move_bullet (object *op) |
550 | { |
551 | { |
551 | #if 0 |
552 | #if 0 |
552 | /* We need a better general purpose way to do this */ |
553 | /* We need a better general purpose way to do this */ |
553 | |
554 | |
554 | /* peterm: added to make comet leave a trail of burnouts |
555 | /* peterm: added to make comet leave a trail of burnouts |
555 | it's an unadulterated hack, but the effect is cool. */ |
556 | it's an unadulterated hack, but the effect is cool. */ |
556 | if (op->stats.sp == SP_METEOR) |
557 | if (op->stats.sp == SP_METEOR) |
557 | { |
558 | { |
558 | replace_insert_ob_in_map ("fire_trail", op); |
559 | replace_insert_ob_in_map ("fire_trail", op); |
559 | if (op->destroyed ()) |
560 | if (op->destroyed ()) |
… | |
… | |
646 | SET_ANIMATION (tmp, dir); |
647 | SET_ANIMATION (tmp, dir); |
647 | |
648 | |
648 | tmp->set_owner (op); |
649 | tmp->set_owner (op); |
649 | set_spell_skill (op, caster, spob, tmp); |
650 | set_spell_skill (op, caster, spob, tmp); |
650 | |
651 | |
651 | tmp->x = op->x + freearr_x[dir]; |
652 | tmp->x = op->x + DIRX (dir); |
652 | tmp->y = op->y + freearr_y[dir]; |
653 | tmp->y = op->y + DIRY (dir); |
653 | tmp->map = op->map; |
654 | tmp->map = op->map; |
654 | |
655 | |
655 | maptile *newmap; |
656 | maptile *newmap; |
656 | mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y); |
657 | mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y); |
657 | if (mflags & P_OUT_OF_MAP) |
658 | if (mflags & P_OUT_OF_MAP) |
… | |
… | |
754 | if (!op->is_on_map ()) |
755 | if (!op->is_on_map ()) |
755 | return; |
756 | return; |
756 | |
757 | |
757 | /* Check to see if we should push anything. |
758 | /* Check to see if we should push anything. |
758 | * Spell objects with weight push whatever they encounter to some |
759 | * Spell objects with weight push whatever they encounter to some |
759 | * degree. |
760 | * degree. |
760 | */ |
761 | */ |
761 | if (op->weight) |
762 | if (op->weight) |
762 | { |
763 | { |
763 | check_spell_knockback (op); |
764 | check_spell_knockback (op); |
764 | |
765 | |
… | |
… | |
781 | return; |
782 | return; |
782 | } |
783 | } |
783 | |
784 | |
784 | for (int i = -1; i <= 1; i++) |
785 | for (int i = -1; i <= 1; i++) |
785 | { |
786 | { |
786 | sint16 x = op->x + freearr_x[absdir (op->stats.sp + i)], y = op->y + freearr_y[absdir (op->stats.sp + i)]; |
787 | sint16 x = op->x + DIRX (absdir (op->stats.sp + i)), y = op->y + DIRY (absdir (op->stats.sp + i)); |
787 | |
788 | |
788 | if (ok_to_put_more (op->map, x, y, op, op->attacktype)) |
789 | if (ok_to_put_more (op->map, x, y, op, op->attacktype)) |
789 | { |
790 | { |
790 | object *tmp = op->clone (); |
791 | object *tmp = op->clone (); |
791 | |
792 | |
… | |
… | |
864 | d = 8; |
865 | d = 8; |
865 | else |
866 | else |
866 | continue; |
867 | continue; |
867 | } |
868 | } |
868 | |
869 | |
869 | x = op->x + freearr_x[d]; |
870 | x = op->x + DIRX (d); |
870 | y = op->y + freearr_y[d]; |
871 | y = op->y + DIRY (d); |
871 | |
872 | |
872 | if (get_map_flags (op->map, &m, x, y, &sx, &sy) & P_OUT_OF_MAP) |
873 | if (get_map_flags (op->map, &m, x, y, &sx, &sy) & P_OUT_OF_MAP) |
873 | continue; |
874 | continue; |
874 | |
875 | |
875 | if ((movetype & GET_MAP_MOVE_BLOCK (m, sx, sy)) == movetype) |
876 | if ((movetype & GET_MAP_MOVE_BLOCK (m, sx, sy)) == movetype) |
… | |
… | |
983 | */ |
984 | */ |
984 | if (archetype *at = archetype::find (SPLINT)) |
985 | if (archetype *at = archetype::find (SPLINT)) |
985 | { |
986 | { |
986 | for (int i = 1; i < 9; i++) |
987 | for (int i = 1; i < 9; i++) |
987 | { |
988 | { |
988 | if (out_of_map (op->map, op->x + freearr_x[i], op->y + freearr_x[i])) |
989 | if (out_of_map (op->map, op->x + DIRX (i), op->y + DIRX (i))) |
989 | continue; |
990 | continue; |
990 | |
991 | |
991 | object *tmp = at->instance (); |
992 | object *tmp = at->instance (); |
992 | tmp->direction = i; |
993 | tmp->direction = i; |
993 | tmp->range = op->range; |
994 | tmp->range = op->range; |
… | |
… | |
999 | tmp->skill = op->skill; |
1000 | tmp->skill = op->skill; |
1000 | |
1001 | |
1001 | if (tmp->flag [FLAG_IS_TURNABLE]) |
1002 | if (tmp->flag [FLAG_IS_TURNABLE]) |
1002 | SET_ANIMATION (tmp, i); |
1003 | SET_ANIMATION (tmp, i); |
1003 | |
1004 | |
1004 | op->map->insert (tmp, op->x + freearr_x[i], op->y + freearr_x[i], op); |
1005 | op->map->insert (tmp, op->x + DIRX (i), op->y + DIRX (i), op); |
1005 | move_bullet (tmp); |
1006 | move_bullet (tmp); |
1006 | } |
1007 | } |
1007 | } |
1008 | } |
1008 | |
1009 | |
1009 | explode_bullet (op); |
1010 | explode_bullet (op); |
… | |
… | |
1012 | int |
1013 | int |
1013 | create_bomb (object *op, object *caster, int dir, object *spell) |
1014 | create_bomb (object *op, object *caster, int dir, object *spell) |
1014 | { |
1015 | { |
1015 | object *tmp; |
1016 | object *tmp; |
1016 | int mflags; |
1017 | int mflags; |
1017 | sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir]; |
1018 | sint16 dx = op->x + DIRX (dir), dy = op->y + DIRY (dir); |
1018 | maptile *m; |
1019 | maptile *m; |
1019 | |
1020 | |
1020 | mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy); |
1021 | mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy); |
1021 | |
1022 | |
1022 | // when creating a bomb below ourself it should always work, even |
1023 | // when creating a bomb below ourself it should always work, even |
… | |
… | |
1073 | if (dir == 0) |
1074 | if (dir == 0) |
1074 | return NULL; |
1075 | return NULL; |
1075 | |
1076 | |
1076 | for (dist = 1; dist < range; dist++) |
1077 | for (dist = 1; dist < range; dist++) |
1077 | { |
1078 | { |
1078 | x = op->x + freearr_x[dir] * dist; |
1079 | x = op->x + DIRX (dir) * dist; |
1079 | y = op->y + freearr_y[dir] * dist; |
1080 | y = op->y + DIRY (dir) * dist; |
1080 | mp = op->map; |
1081 | mp = op->map; |
1081 | mflags = get_map_flags (op->map, &mp, x, y, &x, &y); |
1082 | mflags = get_map_flags (op->map, &mp, x, y, &x, &y); |
1082 | |
1083 | |
1083 | if (mflags & P_OUT_OF_MAP) |
1084 | if (mflags & P_OUT_OF_MAP) |
1084 | return NULL; |
1085 | return NULL; |
… | |
… | |
1096 | } |
1097 | } |
1097 | |
1098 | |
1098 | return NULL; |
1099 | return NULL; |
1099 | } |
1100 | } |
1100 | |
1101 | |
1101 | /* cast_smite_arch() - the priest points to a creature and causes |
1102 | /* cast_smite_spell() - the priest points to a creature and causes |
1102 | * a 'godly curse' to decend. |
1103 | * a 'godly curse' to decend. |
1103 | * usual params - |
1104 | * usual params - |
1104 | * op = player |
1105 | * op = player |
1105 | * caster = object casting the spell. |
1106 | * caster = object casting the spell. |
1106 | * dir = direction being cast |
1107 | * dir = direction being cast |
1107 | * spell = spell object |
1108 | * spell = spell object |
… | |
… | |
1112 | object *effect, *target; |
1113 | object *effect, *target; |
1113 | object *god = find_god (determine_god (op)); |
1114 | object *god = find_god (determine_god (op)); |
1114 | |
1115 | |
1115 | target = get_pointed_target (op, dir, 50, spell->stats.grace ? SPELL_GRACE : SPELL_MANA); |
1116 | target = get_pointed_target (op, dir, 50, spell->stats.grace ? SPELL_GRACE : SPELL_MANA); |
1116 | |
1117 | |
1117 | /* Bunch of conditions for casting this spell. Note that only |
1118 | /* Bunch of conditions for casting this spell. Note that only |
1118 | * require a god if this is a cleric spell (requires grace). |
1119 | * require a god if this is a cleric spell (requires grace). |
1119 | * This makes this spell much more general purpose - it can be used |
1120 | * This makes this spell much more general purpose - it can be used |
1120 | * by wizards also, which is good, because I think this is a very |
1121 | * by wizards also, which is good, because I think this is a very |
1121 | * interesting spell. |
1122 | * interesting spell. |
1122 | * if it is a cleric spell, you need a god, and the creature |
1123 | * if it is a cleric spell, you need a god, and the creature |
… | |
… | |
1250 | /**************************************************************************** |
1251 | /**************************************************************************** |
1251 | * Destruction |
1252 | * Destruction |
1252 | ****************************************************************************/ |
1253 | ****************************************************************************/ |
1253 | |
1254 | |
1254 | /* make_object_glow() - currently only makes living objects glow. |
1255 | /* make_object_glow() - currently only makes living objects glow. |
1255 | * we do this by creating a force and inserting it in the |
1256 | * we do this by creating a force and inserting it in the |
1256 | * object. if time is 0, the object glows permanently. To truely |
1257 | * object. if time is 0, the object glows permanently. To truely |
1257 | * make this work for non-living objects, we would have to |
1258 | * make this work for non-living objects, we would have to |
1258 | * give them the capability to have an inventory. b.t. |
1259 | * give them the capability to have an inventory. b.t. |
1259 | */ |
1260 | */ |
1260 | static int |
1261 | static int |
1261 | make_object_glow (object *op, int radius, int time) |
1262 | make_object_glow (object *op, int radius, int time) |
1262 | { |
1263 | { |
… | |
… | |
1621 | * other bits (i / 2): absolute value of offset |
1622 | * other bits (i / 2): absolute value of offset |
1622 | */ |
1623 | */ |
1623 | int offset = ((i ^ j) & 1) ? (i / 2) : -(i / 2); |
1624 | int offset = ((i ^ j) & 1) ? (i / 2) : -(i / 2); |
1624 | int tmpdir = absdir (op->direction + offset); |
1625 | int tmpdir = absdir (op->direction + offset); |
1625 | |
1626 | |
1626 | nx = op->x + freearr_x[tmpdir]; |
1627 | nx = op->x + DIRX (tmpdir); |
1627 | ny = op->y + freearr_y[tmpdir]; |
1628 | ny = op->y + DIRY (tmpdir); |
1628 | if (!(get_map_flags (op->map, &m, nx, ny, &nx, &ny) & P_OUT_OF_MAP) && !(OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, nx, ny)))) |
1629 | if (!(get_map_flags (op->map, &m, nx, ny, &nx, &ny) & P_OUT_OF_MAP) && !(OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, nx, ny)))) |
1629 | { |
1630 | { |
1630 | dir = tmpdir; |
1631 | dir = tmpdir; |
1631 | break; |
1632 | break; |
1632 | } |
1633 | } |
… | |
… | |
1639 | m = op->map; |
1640 | m = op->map; |
1640 | } |
1641 | } |
1641 | |
1642 | |
1642 | m->insert (op, nx, ny, op); |
1643 | m->insert (op, nx, ny, op); |
1643 | |
1644 | |
1644 | dam_save = op->stats.dam; /* save the original dam: we do halfdam on |
1645 | dam_save = op->stats.dam; /* save the original dam: we do halfdam on |
1645 | surrounding squares */ |
1646 | surrounding squares */ |
1646 | |
1647 | |
1647 | /* loop over current square and neighbors to hit. |
1648 | /* loop over current square and neighbors to hit. |
1648 | * if this has an other_arch field, we insert that in |
1649 | * if this has an other_arch field, we insert that in |
1649 | * the surround spaces. |
1650 | * the surround spaces. |
1650 | */ |
1651 | */ |
1651 | for (j = 0; j < 9; j++) |
1652 | for (j = 0; j < 9; j++) |
1652 | { |
1653 | { |
1653 | hx = nx + freearr_x[j]; |
1654 | hx = nx + DIRX (j); |
1654 | hy = ny + freearr_y[j]; |
1655 | hy = ny + DIRY (j); |
1655 | |
1656 | |
1656 | m = op->map; |
1657 | m = op->map; |
1657 | mflags = get_map_flags (m, &m, hx, hy, &hx, &hy); |
1658 | mflags = get_map_flags (m, &m, hx, hy, &hx, &hy); |
1658 | |
1659 | |
1659 | if (mflags & P_OUT_OF_MAP) |
1660 | if (mflags & P_OUT_OF_MAP) |
… | |
… | |
1682 | i = spell_find_dir (op->map, op->x, op->y, op->owner); |
1683 | i = spell_find_dir (op->map, op->x, op->y, op->owner); |
1683 | |
1684 | |
1684 | if (i >= 0) |
1685 | if (i >= 0) |
1685 | { /* we have a preferred direction! */ |
1686 | { /* we have a preferred direction! */ |
1686 | /* pick another direction if the preferred dir is blocked. */ |
1687 | /* pick another direction if the preferred dir is blocked. */ |
1687 | if (get_map_flags (op->map, &m, nx + freearr_x[i], ny + freearr_y[i], &hx, &hy) & P_OUT_OF_MAP || |
1688 | if (get_map_flags (op->map, &m, nx + DIRX (i), ny + DIRY (i), &hx, &hy) & P_OUT_OF_MAP || |
1688 | OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy))) |
1689 | OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy))) |
1689 | i = absdir (i + rndm (0, 2) - 1); /* -1, 0, +1 */ |
1690 | i = absdir (i + rndm (0, 2) - 1); /* -1, 0, +1 */ |
1690 | |
1691 | |
1691 | op->direction = i; |
1692 | op->direction = i; |
1692 | } |
1693 | } |
1693 | } |
1694 | } |
1694 | |
1695 | |
1695 | /* move_swarm_spell: peterm |
1696 | /* move_swarm_spell: peterm |
1696 | * This is an implementation of the swarm spell. It was written for |
1697 | * This is an implementation of the swarm spell. It was written for |
1697 | * meteor swarm, but it could be used for any swarm. A swarm spell |
1698 | * meteor swarm, but it could be used for any swarm. A swarm spell |
1698 | * is a special type of object that casts swarms of other types |
1699 | * is a special type of object that casts swarms of other types |
1699 | * of spells. Which spell it casts is flexible. It fires the spells |
1700 | * of spells. Which spell it casts is flexible. It fires the spells |
1700 | * from a set of squares surrounding the caster, in a given direction. |
1701 | * from a set of squares surrounding the caster, in a given direction. |
1701 | */ |
1702 | */ |
1702 | void |
1703 | void |
1703 | move_swarm_spell (object *op) |
1704 | move_swarm_spell (object *op) |
1704 | { |
1705 | { |
1705 | #if 0 |
1706 | #if 0 |
… | |
… | |
1741 | // space. |
1742 | // space. |
1742 | // should be fixed later, but correctness before features... |
1743 | // should be fixed later, but correctness before features... |
1743 | // (schmorp) |
1744 | // (schmorp) |
1744 | |
1745 | |
1745 | /* new offset calculation to make swarm element distribution |
1746 | /* new offset calculation to make swarm element distribution |
1746 | * more uniform |
1747 | * more uniform |
1747 | */ |
1748 | */ |
1748 | if (op->duration) |
1749 | if (op->duration) |
1749 | { |
1750 | { |
1750 | if (basedir & 1) |
1751 | if (basedir & 1) |
1751 | { |
1752 | { |
… | |
… | |
1759 | else |
1760 | else |
1760 | { |
1761 | { |
1761 | adjustdir = 0; /* fire the last one from forward. */ |
1762 | adjustdir = 0; /* fire the last one from forward. */ |
1762 | } |
1763 | } |
1763 | |
1764 | |
1764 | target_x = op->x + freearr_x[absdir (basedir + adjustdir)]; |
1765 | target_x = op->x + DIRX (absdir (basedir + adjustdir)); |
1765 | target_y = op->y + freearr_y[absdir (basedir + adjustdir)]; |
1766 | target_y = op->y + DIRY (absdir (basedir + adjustdir)); |
1766 | |
1767 | |
1767 | /* back up one space so we can hit point-blank targets, but this |
1768 | /* back up one space so we can hit point-blank targets, but this |
1768 | * necessitates extra out_of_map check below |
1769 | * necessitates extra out_of_map check below |
1769 | */ |
1770 | */ |
1770 | origin_x = target_x - freearr_x[basedir]; |
1771 | origin_x = target_x - DIRX (basedir); |
1771 | origin_y = target_y - freearr_y[basedir]; |
1772 | origin_y = target_y - DIRY (basedir); |
1772 | |
1773 | |
1773 | |
1774 | |
1774 | /* spell pointer is set up for the spell this casts. Since this |
1775 | /* spell pointer is set up for the spell this casts. Since this |
1775 | * should just be a pointer to the spell in some inventory, |
1776 | * should just be a pointer to the spell in some inventory, |
1776 | * it is unlikely to disappear by the time we need it. However, |
1777 | * it is unlikely to disappear by the time we need it. However, |
… | |
… | |
1807 | } |
1808 | } |
1808 | |
1809 | |
1809 | /* fire_swarm: |
1810 | /* fire_swarm: |
1810 | * The following routine creates a swarm of objects. It actually |
1811 | * The following routine creates a swarm of objects. It actually |
1811 | * sets up a specific swarm object, which then fires off all |
1812 | * sets up a specific swarm object, which then fires off all |
1812 | * the parts of the swarm. |
1813 | * the parts of the swarm. |
1813 | * |
1814 | * |
1814 | * op: the owner |
1815 | * op: the owner |
1815 | * caster: the caster (owner, wand, rod, scroll) |
1816 | * caster: the caster (owner, wand, rod, scroll) |
1816 | * dir: the direction everything will be fired in |
1817 | * dir: the direction everything will be fired in |
1817 | * spell - the spell that is this spell. |
1818 | * spell - the spell that is this spell. |
… | |
… | |
1862 | |
1863 | |
1863 | dam = spell->stats.dam + SP_level_dam_adjust (caster, spell); |
1864 | dam = spell->stats.dam + SP_level_dam_adjust (caster, spell); |
1864 | |
1865 | |
1865 | if (dir) |
1866 | if (dir) |
1866 | { |
1867 | { |
1867 | x = op->x + freearr_x[dir]; |
1868 | x = op->x + DIRX (dir); |
1868 | y = op->y + freearr_y[dir]; |
1869 | y = op->y + DIRY (dir); |
1869 | m = op->map; |
1870 | m = op->map; |
1870 | |
1871 | |
1871 | mflags = get_map_flags (m, &m, x, y, &x, &y); |
1872 | mflags = get_map_flags (m, &m, x, y, &x, &y); |
1872 | |
1873 | |
1873 | if (mflags & P_OUT_OF_MAP) |
1874 | if (mflags & P_OUT_OF_MAP) |
… | |
… | |
1920 | |
1921 | |
1921 | return 1; |
1922 | return 1; |
1922 | } |
1923 | } |
1923 | |
1924 | |
1924 | /* cast_cause_disease: this spell looks along <dir> from the |
1925 | /* cast_cause_disease: this spell looks along <dir> from the |
1925 | * player and infects someone. |
1926 | * player and infects someone. |
1926 | * op is the player/monster, caster is the object, dir is the direction |
1927 | * op is the player/monster, caster is the object, dir is the direction |
1927 | * to cast, disease_arch is the specific disease, and type is the spell number |
1928 | * to cast, disease_arch is the specific disease, and type is the spell number |
1928 | * perhaps this should actually be in disease.c? |
1929 | * perhaps this should actually be in disease.c? |
1929 | */ |
1930 | */ |
1930 | int |
1931 | int |
… | |
… | |
1936 | maptile *m; |
1937 | maptile *m; |
1937 | |
1938 | |
1938 | x = op->x; |
1939 | x = op->x; |
1939 | y = op->y; |
1940 | y = op->y; |
1940 | |
1941 | |
1941 | /* If casting from a scroll, no direction will be available, so refer to the |
1942 | /* If casting from a scroll, no direction will be available, so refer to the |
1942 | * direction the player is pointing. |
1943 | * direction the player is pointing. |
1943 | */ |
1944 | */ |
1944 | if (!dir) |
1945 | if (!dir) |
1945 | dir = op->facing; |
1946 | dir = op->facing; |
1946 | |
1947 | |
… | |
… | |
1953 | dur_mod = SP_level_duration_adjust (caster, spell); |
1954 | dur_mod = SP_level_duration_adjust (caster, spell); |
1954 | |
1955 | |
1955 | /* search in a line for a victim */ |
1956 | /* search in a line for a victim */ |
1956 | for (i = 1; i < range; i++) |
1957 | for (i = 1; i < range; i++) |
1957 | { |
1958 | { |
1958 | x = op->x + i * freearr_x[dir]; |
1959 | x = op->x + i * DIRX (dir); |
1959 | y = op->y + i * freearr_y[dir]; |
1960 | y = op->y + i * DIRY (dir); |
1960 | m = op->map; |
1961 | m = op->map; |
1961 | |
1962 | |
1962 | mflags = get_map_flags (m, &m, x, y, &x, &y); |
1963 | mflags = get_map_flags (m, &m, x, y, &x, &y); |
1963 | |
1964 | |
1964 | if (mflags & P_OUT_OF_MAP) |
1965 | if (mflags & P_OUT_OF_MAP) |
… | |
… | |
1994 | |
1995 | |
1995 | if (disease->last_sp < 1) |
1996 | if (disease->last_sp < 1) |
1996 | disease->last_sp = 1; |
1997 | disease->last_sp = 1; |
1997 | } |
1998 | } |
1998 | |
1999 | |
1999 | if (disease->stats.dam ) disease->stats.dam += copysign (disease->stats.dam , dam_mod); |
2000 | if (disease->stats.dam ) disease->stats.dam += copysignl (disease->stats.dam , dam_mod); |
2000 | if (disease->stats.maxsp) disease->stats.maxsp += copysign (disease->stats.maxsp, dam_mod); |
2001 | if (disease->stats.maxsp) disease->stats.maxsp += copysignl (disease->stats.maxsp, dam_mod); |
2001 | if (disease->stats.ac ) disease->stats.ac += dam_mod; |
2002 | if (disease->stats.ac ) disease->stats.ac += dam_mod; |
2002 | if (disease->last_eat ) disease->last_eat -= dam_mod; |
2003 | if (disease->last_eat ) disease->last_eat -= dam_mod; |
2003 | if (disease->stats.hp ) disease->stats.hp -= dam_mod; |
2004 | if (disease->stats.hp ) disease->stats.hp -= dam_mod; |
2004 | if (disease->stats.sp ) disease->stats.sp -= dam_mod; |
2005 | if (disease->stats.sp ) disease->stats.sp -= dam_mod; |
2005 | |
2006 | |