8 #include "spell/spells-teleport.h"
9 #include "cmd-io/cmd-save.h"
10 #include "dungeon/dungeon.h"
11 #include "dungeon/quest.h"
12 #include "effect/effect-characteristics.h"
13 #include "io/targeting.h"
14 #include "io/write-diary.h"
15 #include "main/sound-definitions-table.h"
16 #include "monster/creature.h"
17 #include "monster/monster-status.h"
18 #include "object-enchant/artifact.h"
19 #include "object/object-hook.h"
20 #include "player/avatar.h"
21 #include "player/player-move.h"
22 #include "spell/spells-launcher.h"
23 #include "spell/spells-type.h"
24 #include "world/world.h"
27 * @brief モンスターとの位置交換処理 / Switch position with a monster.
28 * @param caster_ptr プレーヤーへの参照ポインタ
29 * @param dir 方向(5ならばグローバル変数 target_col/target_row の座標を目標にする)
30 * @return 作用が実際にあった場合TRUEを返す
32 bool teleport_swap(player_type *caster_ptr, DIRECTION dir)
35 if ((dir == 5) && target_okay(caster_ptr)) {
39 tx = caster_ptr->x + ddx[dir];
40 ty = caster_ptr->y + ddy[dir];
43 if (caster_ptr->anti_tele) {
44 msg_print(_("不思議な力がテレポートを防いだ!", "A mysterious force prevents you from teleporting!"));
49 g_ptr = &caster_ptr->current_floor_ptr->grid_array[ty][tx];
50 if (!g_ptr->m_idx || (g_ptr->m_idx == caster_ptr->riding)) {
51 msg_print(_("それとは場所を交換できません。", "You can't trade places with that!"));
55 if ((g_ptr->info & CAVE_ICKY) || (distance(ty, tx, caster_ptr->y, caster_ptr->x) > caster_ptr->lev * 3 / 2 + 10)) {
56 msg_print(_("失敗した。", "Failed to swap."));
62 m_ptr = &caster_ptr->current_floor_ptr->m_list[g_ptr->m_idx];
63 r_ptr = &r_info[m_ptr->r_idx];
65 (void)set_monster_csleep(caster_ptr, g_ptr->m_idx, 0);
67 if (r_ptr->flagsr & RFR_RES_TELE) {
68 msg_print(_("テレポートを邪魔された!", "Your teleportation is blocked!"));
69 if (is_original_ap_and_seen(caster_ptr, m_ptr))
70 r_ptr->r_flagsr |= RFR_RES_TELE;
74 sound(SOUND_TELEPORT);
75 (void)move_player_effect(caster_ptr, ty, tx, MPE_FORGET_FLOW | MPE_HANDLE_STUFF | MPE_DONT_PICKUP);
80 * @brief モンスター用テレポート処理
81 * @param caster_ptr プレーヤーへの参照ポインタ
82 * @param dir 方向(5ならばグローバル変数 target_col/target_row の座標を目標にする)
83 * @param distance 移動距離
84 * @return 作用が実際にあった場合TRUEを返す
86 bool teleport_monster(player_type *caster_ptr, DIRECTION dir, int distance)
88 BIT_FLAGS flg = PROJECT_BEAM | PROJECT_KILL;
89 return (project_hook(caster_ptr, GF_AWAY_ALL, dir, distance, flg));
93 * @brief モンスターのテレポートアウェイ処理 /
94 * Teleport a monster, normally up to "dis" grids away.
95 * @param caster_ptr プレーヤーへの参照ポインタ
96 * @param m_idx モンスターID
99 * @return テレポートが実際に行われたらtrue
101 * Attempt to move the monster at least "dis/2" grids away.
102 * But allow variation to prevent infinite loops.
104 bool teleport_away(player_type *caster_ptr, MONSTER_IDX m_idx, POSITION dis, teleport_flags mode)
106 monster_type *m_ptr = &caster_ptr->current_floor_ptr->m_list[m_idx];
107 if (!monster_is_valid(m_ptr))
110 if ((mode & TELEPORT_DEC_VALOUR) && (((caster_ptr->chp * 10) / caster_ptr->mhp) > 5) && (4 + randint1(5) < ((caster_ptr->chp * 10) / caster_ptr->mhp))) {
111 chg_virtue(caster_ptr, V_VALOUR, -1);
114 POSITION oy = m_ptr->fy;
115 POSITION ox = m_ptr->fx;
116 POSITION min = dis / 2;
118 POSITION ny = 0, nx = 0;
125 for (int i = 0; i < 500; i++) {
127 ny = rand_spread(oy, dis);
128 nx = rand_spread(ox, dis);
129 POSITION d = distance(oy, ox, ny, nx);
130 if ((d >= min) && (d <= dis))
134 if (!in_bounds(caster_ptr->current_floor_ptr, ny, nx))
136 if (!cave_monster_teleportable_bold(caster_ptr, m_idx, ny, nx, mode))
138 if (!(caster_ptr->current_floor_ptr->inside_quest || caster_ptr->current_floor_ptr->inside_arena))
139 if (caster_ptr->current_floor_ptr->grid_array[ny][nx].info & CAVE_ICKY)
148 const int MAX_TELEPORT_TRIES = 100;
149 if (tries > MAX_TELEPORT_TRIES)
153 sound(SOUND_TPOTHER);
154 caster_ptr->current_floor_ptr->grid_array[oy][ox].m_idx = 0;
155 caster_ptr->current_floor_ptr->grid_array[ny][nx].m_idx = m_idx;
161 update_monster(caster_ptr, m_idx, TRUE);
162 lite_spot(caster_ptr, oy, ox);
163 lite_spot(caster_ptr, ny, nx);
165 if (r_info[m_ptr->r_idx].flags7 & (RF7_LITE_MASK | RF7_DARK_MASK))
166 caster_ptr->update |= (PU_MON_LITE);
172 * @brief モンスターを指定された座標付近にテレポートする /
173 * Teleport monster next to a grid near the given location
174 * @param caster_ptr プレーヤーへの参照ポインタ
175 * @param m_idx モンスターID
178 * @param power テレポート成功確率
182 void teleport_monster_to(player_type *caster_ptr, MONSTER_IDX m_idx, POSITION ty, POSITION tx, int power, teleport_flags mode)
184 monster_type *m_ptr = &caster_ptr->current_floor_ptr->m_list[m_idx];
187 if (randint1(100) > power)
190 POSITION ny = m_ptr->fy;
191 POSITION nx = m_ptr->fx;
192 POSITION oy = m_ptr->fy;
193 POSITION ox = m_ptr->fx;
199 while (look && --attempts) {
203 for (int i = 0; i < 500; i++) {
205 ny = rand_spread(ty, dis);
206 nx = rand_spread(tx, dis);
207 int d = distance(ty, tx, ny, nx);
208 if ((d >= min) && (d <= dis))
212 if (!in_bounds(caster_ptr->current_floor_ptr, ny, nx))
214 if (!cave_monster_teleportable_bold(caster_ptr, m_idx, ny, nx, mode))
228 sound(SOUND_TPOTHER);
229 caster_ptr->current_floor_ptr->grid_array[oy][ox].m_idx = 0;
230 caster_ptr->current_floor_ptr->grid_array[ny][nx].m_idx = m_idx;
235 update_monster(caster_ptr, m_idx, TRUE);
236 lite_spot(caster_ptr, oy, ox);
237 lite_spot(caster_ptr, ny, nx);
239 if (r_info[m_ptr->r_idx].flags7 & (RF7_LITE_MASK | RF7_DARK_MASK))
240 caster_ptr->update |= (PU_MON_LITE);
244 * @brief プレイヤーのテレポート先選定と移動処理 /
245 * Teleport the player to a location up to "dis" grids away.
246 * @param creature_ptr プレーヤーへの参照ポインタ
248 * @param is_quantum_effect 量子的効果 (反テレポ無効)によるテレポートアウェイならばTRUE
250 * @return 実際にテレポート処理が行われたらtrue
253 * If no such spaces are readily available, the distance may increase.
254 * Try very hard to move the player at least a quarter that distance.
256 * There was a nasty tendency for a long time; which was causing the
257 * player to "bounce" between two or three different spots because
258 * these are the only spots that are "far enough" way to satisfy the
261 * But this tendency is now removed; in the new algorithm, a list of
262 * candidates is selected first, which includes at least 50% of all
263 * floor grids within the distance, and any single grid in this list
264 * of candidates has equal possibility to be choosen as a destination.
267 bool teleport_player_aux(player_type *creature_ptr, POSITION dis, bool is_quantum_effect, teleport_flags mode)
269 if (creature_ptr->wild_mode)
271 if (!is_quantum_effect && creature_ptr->anti_tele && !(mode & TELEPORT_NONMAGICAL)) {
272 msg_print(_("不思議な力がテレポートを防いだ!", "A mysterious force prevents you from teleporting!"));
276 int candidates_at[MAX_TELEPORT_DISTANCE + 1];
277 for (int i = 0; i <= MAX_TELEPORT_DISTANCE; i++)
278 candidates_at[i] = 0;
280 if (dis > MAX_TELEPORT_DISTANCE)
281 dis = MAX_TELEPORT_DISTANCE;
283 int left = MAX(1, creature_ptr->x - dis);
284 int right = MIN(creature_ptr->current_floor_ptr->width - 2, creature_ptr->x + dis);
285 int top = MAX(1, creature_ptr->y - dis);
286 int bottom = MIN(creature_ptr->current_floor_ptr->height - 2, creature_ptr->y + dis);
287 int total_candidates = 0;
288 for (POSITION y = top; y <= bottom; y++) {
289 for (POSITION x = left; x <= right; x++) {
290 if (!cave_player_teleportable_bold(creature_ptr, y, x, mode))
293 int d = distance(creature_ptr->y, creature_ptr->x, y, x);
302 if (0 == total_candidates)
307 for (cur_candidates = 0; min >= 0; min--) {
308 cur_candidates += candidates_at[min];
309 if (cur_candidates && (cur_candidates >= total_candidates / 2))
313 int pick = randint1(cur_candidates);
315 /* Search again the choosen location */
317 for (yy = top; yy <= bottom; yy++) {
318 for (xx = left; xx <= right; xx++) {
319 if (!cave_player_teleportable_bold(creature_ptr, yy, xx, mode))
322 int d = distance(creature_ptr->y, creature_ptr->x, yy, xx);
337 if (player_bold(creature_ptr, yy, xx))
340 sound(SOUND_TELEPORT);
342 if (IS_ECHIZEN(creature_ptr))
343 msg_format("『こっちだぁ、%s』", creature_ptr->name);
345 (void)move_player_effect(creature_ptr, yy, xx, MPE_FORGET_FLOW | MPE_HANDLE_STUFF | MPE_DONT_PICKUP);
350 * @brief プレイヤーのテレポート処理メインルーチン
351 * @param creature_ptr プレーヤーへの参照ポインタ
356 void teleport_player(player_type *creature_ptr, POSITION dis, BIT_FLAGS mode)
358 if (!teleport_player_aux(creature_ptr, dis, FALSE, mode))
361 /* Monsters with teleport ability may follow the player */
362 POSITION oy = creature_ptr->y;
363 POSITION ox = creature_ptr->x;
364 for (POSITION xx = -1; xx < 2; xx++) {
365 for (POSITION yy = -1; yy < 2; yy++) {
366 MONSTER_IDX tmp_m_idx = creature_ptr->current_floor_ptr->grid_array[oy + yy][ox + xx].m_idx;
367 if (tmp_m_idx && (creature_ptr->riding != tmp_m_idx)) {
371 monster_type *m_ptr = &creature_ptr->current_floor_ptr->m_list[tmp_m_idx];
372 monster_race *r_ptr = &r_info[m_ptr->r_idx];
374 bool is_resistible = (r_ptr->a_ability_flags2 & RF6_TPORT) != 0;
375 is_resistible &= (r_ptr->flagsr & RFR_RES_TELE) == 0;
376 is_resistible &= MON_CSLEEP(m_ptr) == 0;
378 teleport_monster_to(creature_ptr, tmp_m_idx, creature_ptr->y, creature_ptr->x, r_ptr->level, TELEPORT_SPONTANEOUS);
385 * @brief プレイヤーのテレポートアウェイ処理 /
386 * @param m_idx アウェイを試みたモンスターID
387 * @param target_ptr プレーヤーへの参照ポインタ
389 * @param is_quantum_effect 量子的効果によるテレポートアウェイならばTRUE
392 void teleport_player_away(MONSTER_IDX m_idx, player_type *target_ptr, POSITION dis, bool is_quantum_effect)
394 if (!teleport_player_aux(target_ptr, dis, TELEPORT_PASSIVE, is_quantum_effect))
397 /* Monsters with teleport ability may follow the player */
398 POSITION oy = target_ptr->y;
399 POSITION ox = target_ptr->x;
400 for (POSITION xx = -1; xx < 2; xx++) {
401 for (POSITION yy = -1; yy < 2; yy++) {
402 MONSTER_IDX tmp_m_idx = target_ptr->current_floor_ptr->grid_array[oy + yy][ox + xx].m_idx;
403 bool is_teleportable = tmp_m_idx > 0;
404 is_teleportable &= target_ptr->riding != tmp_m_idx;
405 is_teleportable &= m_idx != tmp_m_idx;
406 if (!is_teleportable) {
410 monster_type *m_ptr = &target_ptr->current_floor_ptr->m_list[tmp_m_idx];
411 monster_race *r_ptr = &r_info[m_ptr->r_idx];
413 bool is_resistible = (r_ptr->a_ability_flags2 & RF6_TPORT) != 0;
414 is_resistible &= (r_ptr->flagsr & RFR_RES_TELE) == 0;
415 is_resistible &= MON_CSLEEP(m_ptr) == 0;
417 teleport_monster_to(target_ptr, tmp_m_idx, target_ptr->y, target_ptr->x, r_ptr->level, TELEPORT_SPONTANEOUS);
424 * @brief プレイヤーを指定位置近辺にテレポートさせる
425 * Teleport player to a grid near the given location
426 * @param creature_ptr プレーヤーへの参照ポインタ
429 * @param mode オプションフラグ
433 * This function is slightly obsessive about correctness.
434 * This function allows teleporting into vaults (!)
437 void teleport_player_to(player_type *creature_ptr, POSITION ny, POSITION nx, teleport_flags mode)
439 if (creature_ptr->anti_tele && !(mode & TELEPORT_NONMAGICAL)) {
440 msg_print(_("不思議な力がテレポートを防いだ!", "A mysterious force prevents you from teleporting!"));
444 /* Find a usable location */
446 POSITION dis = 0, ctr = 0;
449 y = (POSITION)rand_spread(ny, dis);
450 x = (POSITION)rand_spread(nx, dis);
451 if (in_bounds(creature_ptr->current_floor_ptr, y, x))
455 bool is_anywhere = current_world_ptr->wizard;
456 is_anywhere &= (mode & TELEPORT_PASSIVE) == 0;
458 &= (creature_ptr->current_floor_ptr->grid_array[y][x].m_idx > 0) || creature_ptr->current_floor_ptr->grid_array[y][x].m_idx == creature_ptr->riding;
462 if (cave_player_teleportable_bold(creature_ptr, y, x, mode))
465 if (++ctr > (4 * dis * dis + 4 * dis + 1)) {
471 sound(SOUND_TELEPORT);
472 (void)move_player_effect(creature_ptr, y, x, MPE_FORGET_FLOW | MPE_HANDLE_STUFF | MPE_DONT_PICKUP);
475 void teleport_away_followable(player_type *tracer_ptr, MONSTER_IDX m_idx)
477 monster_type *m_ptr = &tracer_ptr->current_floor_ptr->m_list[m_idx];
478 POSITION oldfy = m_ptr->fy;
479 POSITION oldfx = m_ptr->fx;
480 bool old_ml = m_ptr->ml;
481 POSITION old_cdis = m_ptr->cdis;
483 teleport_away(tracer_ptr, m_idx, MAX_SIGHT * 2 + 5, TELEPORT_SPONTANEOUS);
485 bool is_followable = old_ml;
486 is_followable &= old_cdis <= MAX_SIGHT;
487 is_followable &= current_world_ptr->timewalk_m_idx == 0;
488 is_followable &= !tracer_ptr->phase_out;
489 is_followable &= los(tracer_ptr, tracer_ptr->y, tracer_ptr->x, oldfy, oldfx);
494 if ((tracer_ptr->muta1 & MUT1_VTELEPORT) || (tracer_ptr->pclass == CLASS_IMITATOR))
497 BIT_FLAGS flgs[TR_FLAG_SIZE];
501 for (i = INVEN_RARM; i < INVEN_TOTAL; i++) {
502 o_ptr = &tracer_ptr->inventory_list[i];
503 if (o_ptr->k_idx && !object_is_cursed(o_ptr)) {
504 object_flags(o_ptr, flgs);
505 if (have_flag(flgs, TR_TELEPORT)) {
515 if (!get_check_strict(_("ついていきますか?", "Do you follow it? "), CHECK_OKAY_CANCEL))
519 teleport_player(tracer_ptr, 200, TELEPORT_PASSIVE);
520 msg_print(_("失敗!", "Failed!"));
522 teleport_player_to(tracer_ptr, m_ptr->fy, m_ptr->fx, TELEPORT_SPONTANEOUS);
525 tracer_ptr->energy_need += ENERGY_NEED();
528 bool teleport_level_other(player_type *caster_ptr)
530 if (!target_set(caster_ptr, TARGET_KILL))
532 MONSTER_IDX target_m_idx = caster_ptr->current_floor_ptr->grid_array[target_row][target_col].m_idx;
535 if (!player_has_los_bold(caster_ptr, target_row, target_col))
537 if (!projectable(caster_ptr, caster_ptr->y, caster_ptr->x, target_row, target_col))
542 m_ptr = &caster_ptr->current_floor_ptr->m_list[target_m_idx];
543 r_ptr = &r_info[m_ptr->r_idx];
544 GAME_TEXT m_name[MAX_NLEN];
545 monster_desc(caster_ptr, m_name, m_ptr, 0);
546 msg_format(_("%^sの足を指さした。", "You gesture at %^s's feet."), m_name);
548 if ((r_ptr->flagsr & (RFR_EFF_RES_NEXU_MASK | RFR_RES_TELE)) || (r_ptr->flags1 & RF1_QUESTOR)
549 || (r_ptr->level + randint1(50) > caster_ptr->lev + randint1(60))) {
550 msg_format(_("しかし効果がなかった!", "%^s is unaffected!"), m_name);
552 teleport_level(caster_ptr, target_m_idx);
559 * todo cmd-save.h への依存あり。コールバックで何とかしたい
560 * @brief プレイヤー及びモンスターをレベルテレポートさせる /
561 * Teleport the player one level up or down (random when legal)
562 * @param creature_ptr プレーヤーへの参照ポインタ
563 * @param m_idx テレポートの対象となるモンスターID(0ならばプレイヤー) / If m_idx <= 0, target is player.
566 void teleport_level(player_type *creature_ptr, MONSTER_IDX m_idx)
568 GAME_TEXT m_name[160];
571 strcpy(m_name, _("あなた", "you"));
573 monster_type *m_ptr = &creature_ptr->current_floor_ptr->m_list[m_idx];
574 monster_desc(creature_ptr, m_name, m_ptr, 0);
575 see_m = is_seen(m_ptr);
578 if (is_teleport_level_ineffective(creature_ptr, m_idx)) {
580 msg_print(_("効果がなかった。", "There is no effect."));
584 if ((m_idx <= 0) && creature_ptr->anti_tele) {
585 msg_print(_("不思議な力がテレポートを防いだ!", "A mysterious force prevents you from teleporting!"));
590 if (randint0(100) < 50)
595 if ((m_idx <= 0) && current_world_ptr->wizard) {
596 if (get_check("Force to go up? "))
598 else if (get_check("Force to go down? "))
602 if ((ironman_downward && (m_idx <= 0)) || (creature_ptr->current_floor_ptr->dun_level <= d_info[creature_ptr->dungeon_idx].mindepth)) {
605 msg_format("%^sは床を突き破って沈んでいく。", m_name);
608 msg_format("%^s sink%s through the floor.", m_name, (m_idx <= 0) ? "" : "s");
611 if (!creature_ptr->current_floor_ptr->dun_level) {
612 creature_ptr->dungeon_idx = ironman_downward ? DUNGEON_ANGBAND : creature_ptr->recall_dungeon;
613 creature_ptr->oldpy = creature_ptr->y;
614 creature_ptr->oldpx = creature_ptr->x;
618 exe_write_diary(creature_ptr, DIARY_TELEPORT_LEVEL, 1, NULL);
621 do_cmd_save_game(creature_ptr, TRUE);
623 if (!creature_ptr->current_floor_ptr->dun_level) {
624 creature_ptr->current_floor_ptr->dun_level = d_info[creature_ptr->dungeon_idx].mindepth;
625 prepare_change_floor_mode(creature_ptr, CFM_RAND_PLACE);
627 prepare_change_floor_mode(creature_ptr, CFM_SAVE_FLOORS | CFM_DOWN | CFM_RAND_PLACE | CFM_RAND_CONNECT);
630 creature_ptr->leaving = TRUE;
632 } else if (quest_number(creature_ptr, creature_ptr->current_floor_ptr->dun_level)
633 || (creature_ptr->current_floor_ptr->dun_level >= d_info[creature_ptr->dungeon_idx].maxdepth)) {
636 msg_format("%^sは天井を突き破って宙へ浮いていく。", m_name);
639 msg_format("%^s rise%s up through the ceiling.", m_name, (m_idx <= 0) ? "" : "s");
644 exe_write_diary(creature_ptr, DIARY_TELEPORT_LEVEL, -1, NULL);
647 do_cmd_save_game(creature_ptr, TRUE);
649 prepare_change_floor_mode(creature_ptr, CFM_SAVE_FLOORS | CFM_UP | CFM_RAND_PLACE | CFM_RAND_CONNECT);
651 leave_quest_check(creature_ptr);
652 creature_ptr->current_floor_ptr->inside_quest = 0;
653 creature_ptr->leaving = TRUE;
658 msg_format("%^sは天井を突き破って宙へ浮いていく。", m_name);
661 msg_format("%^s rise%s up through the ceiling.", m_name, (m_idx <= 0) ? "" : "s");
666 exe_write_diary(creature_ptr, DIARY_TELEPORT_LEVEL, -1, NULL);
669 do_cmd_save_game(creature_ptr, TRUE);
671 prepare_change_floor_mode(creature_ptr, CFM_SAVE_FLOORS | CFM_UP | CFM_RAND_PLACE | CFM_RAND_CONNECT);
672 creature_ptr->leaving = TRUE;
677 msg_format("%^sは床を突き破って沈んでいく。", m_name);
680 msg_format("%^s sink%s through the floor.", m_name, (m_idx <= 0) ? "" : "s");
685 exe_write_diary(creature_ptr, DIARY_TELEPORT_LEVEL, 1, NULL);
687 do_cmd_save_game(creature_ptr, TRUE);
689 prepare_change_floor_mode(creature_ptr, CFM_SAVE_FLOORS | CFM_DOWN | CFM_RAND_PLACE | CFM_RAND_CONNECT);
690 creature_ptr->leaving = TRUE;
695 sound(SOUND_TPLEVEL);
699 monster_type *m_ptr = &creature_ptr->current_floor_ptr->m_list[m_idx];
700 check_quest_completion(creature_ptr, m_ptr);
701 if (record_named_pet && is_pet(m_ptr) && m_ptr->nickname) {
702 char m2_name[MAX_NLEN];
704 monster_desc(creature_ptr, m2_name, m_ptr, MD_INDEF_VISIBLE);
705 exe_write_diary(creature_ptr, DIARY_NAMED_PET, RECORD_NAMED_PET_TELE_LEVEL, m2_name);
708 delete_monster_idx(creature_ptr, m_idx);
709 sound(SOUND_TPLEVEL);
713 * todo 変数名が実態と合っているかどうかは要確認
714 * テレポート・レベルが効かないモンスターであるかどうかを判定する
715 * @param caster_ptr プレーヤーへの参照ポインタ
716 * @param idx テレポート・レベル対象のモンスター
718 bool is_teleport_level_ineffective(player_type *caster_ptr, MONSTER_IDX idx)
720 floor_type *floor_ptr = caster_ptr->current_floor_ptr;
721 bool is_special_floor
722 = floor_ptr->inside_arena || caster_ptr->phase_out || (floor_ptr->inside_quest && !random_quest_number(caster_ptr, floor_ptr->dun_level));
723 bool is_invalid_floor = idx <= 0;
724 is_invalid_floor &= quest_number(caster_ptr, floor_ptr->dun_level) || (floor_ptr->dun_level >= d_info[caster_ptr->dungeon_idx].maxdepth);
725 is_invalid_floor &= caster_ptr->current_floor_ptr->dun_level >= 1;
726 is_invalid_floor &= ironman_downward;
727 return is_special_floor || is_invalid_floor;