src/action/movement-execution.c

   1 #include "action/movement-execution.h"
   2 #include "action/open-close-execution.h"
   3 #include "art-definition/art-sword-types.h"
   4 #include "cmd-action/cmd-attack.h"
   5 #include "core/disturbance.h"
   6 #include "core/player-update-types.h"
   7 #include "core/stuff-handler.h"
   8 #include "floor/pattern-walk.h"
   9 #include "game-option/input-options.h"
  10 #include "grid/feature.h"
  11 #include "grid/grid.h"
  12 #include "inventory/inventory-slot-types.h"
  13 #include "main/sound-definitions-table.h"
  14 #include "main/sound-of-music.h"
  15 #include "monster-race/monster-race.h"
  16 #include "monster-race/race-flags-resistance.h"
  17 #include "monster-race/race-flags1.h"
  18 #include "monster-race/race-flags2.h"
  19 #include "monster-race/race-flags7.h"
  20 #include "monster-race/race-flags8.h"
  21 #include "monster/monster-describer.h"
  22 #include "monster/monster-info.h"
  23 #include "monster/monster-status-setter.h"
  24 #include "monster/monster-status.h"
  25 #include "mutation/mutation-flag-types.h"
  26 #include "object/warning.h"
  27 #include "player/player-move.h"
  28 #include "system/floor-type-definition.h"
  29 #include "system/object-type-definition.h"
  30 #include "util/bit-flags-calculator.h"
  31 #include "view/display-messages.h"
  32 #ifdef JP
  33 #else
  34 #include "locale/english.h"
  35 #endif
  36
  37 /*
  38  * todo 負論理なので反転させたい
  39  * Determine if a "boundary" grid is "floor mimic"
  40  * @param grid_type *g_ptr
  41  * @param feature_type *f_ptr
  42  * @param feature_type  *mimic_f_ptr
  43  * @return 移動不能であればTRUE
  44  */
  45 static bool boundary_floor(grid_type *g_ptr, feature_type *f_ptr, feature_type *mimic_f_ptr)
  46 {
  47     bool is_boundary_floor = g_ptr->mimic > 0;
  48     is_boundary_floor &= permanent_wall(f_ptr);
  49     is_boundary_floor &= have_flag((mimic_f_ptr)->flags, FF_MOVE) || have_flag((mimic_f_ptr)->flags, FF_CAN_FLY);
  50     is_boundary_floor &= have_flag((mimic_f_ptr)->flags, FF_PROJECT);
  51     is_boundary_floor &= !have_flag((mimic_f_ptr)->flags, FF_OPEN);
  52     return is_boundary_floor;
  53 }
  54
  55 /*!
  56  * @brief 該当地形のトラップがプレイヤーにとって無効かどうかを判定して返す /
  57  * Move player in the given direction, with the given "pickup" flag.
  58  * @param creature_ptr プレーヤーへの参照ポインタ
  59  * @param dir 移動方向ID
  60  * @param do_pickup 罠解除を試みながらの移動ならばTRUE
  61  * @param break_trap トラップ粉砕処理を行うならばTRUE
  62  * @return 実際に移動が行われたならばTRUEを返す。
  63  * @note
  64  * This routine should (probably) always induce energy expenditure.\n
  65  * @details
  66  * Note that moving will *always* take a turn, and will *always* hit\n
  67  * any monster which might be in the destination grid.  Previously,\n
  68  * moving into walls was "free" and did NOT hit invisible monsters.\n
  69  */
  70 void exe_movement(player_type *creature_ptr, DIRECTION dir, bool do_pickup, bool break_trap)
  71 {
  72     POSITION y = creature_ptr->y + ddy[dir];
  73     POSITION x = creature_ptr->x + ddx[dir];
  74     floor_type *floor_ptr = creature_ptr->current_floor_ptr;
  75     grid_type *g_ptr = &floor_ptr->grid_array[y][x];
  76     bool p_can_enter = player_can_enter(creature_ptr, g_ptr->feat, CEM_P_CAN_ENTER_PATTERN);
  77     bool stormbringer = FALSE;
  78     if (!floor_ptr->dun_level && !creature_ptr->wild_mode && ((x == 0) || (x == MAX_WID - 1) || (y == 0) || (y == MAX_HGT - 1))) {
  79         if (g_ptr->mimic && player_can_enter(creature_ptr, g_ptr->mimic, 0)) {
  80             if ((y == 0) && (x == 0)) {
  81                 creature_ptr->wilderness_y--;
  82                 creature_ptr->wilderness_x--;
  83                 creature_ptr->oldpy = floor_ptr->height - 2;
  84                 creature_ptr->oldpx = floor_ptr->width - 2;
  85                 creature_ptr->ambush_flag = FALSE;
  86             } else if ((y == 0) && (x == MAX_WID - 1)) {
  87                 creature_ptr->wilderness_y--;
  88                 creature_ptr->wilderness_x++;
  89                 creature_ptr->oldpy = floor_ptr->height - 2;
  90                 creature_ptr->oldpx = 1;
  91                 creature_ptr->ambush_flag = FALSE;
  92             } else if ((y == MAX_HGT - 1) && (x == 0)) {
  93                 creature_ptr->wilderness_y++;
  94                 creature_ptr->wilderness_x--;
  95                 creature_ptr->oldpy = 1;
  96                 creature_ptr->oldpx = floor_ptr->width - 2;
  97                 creature_ptr->ambush_flag = FALSE;
  98             } else if ((y == MAX_HGT - 1) && (x == MAX_WID - 1)) {
  99                 creature_ptr->wilderness_y++;
 100                 creature_ptr->wilderness_x++;
 101                 creature_ptr->oldpy = 1;
 102                 creature_ptr->oldpx = 1;
 103                 creature_ptr->ambush_flag = FALSE;
 104             } else if (y == 0) {
 105                 creature_ptr->wilderness_y--;
 106                 creature_ptr->oldpy = floor_ptr->height - 2;
 107                 creature_ptr->oldpx = x;
 108                 creature_ptr->ambush_flag = FALSE;
 109             } else if (y == MAX_HGT - 1) {
 110                 creature_ptr->wilderness_y++;
 111                 creature_ptr->oldpy = 1;
 112                 creature_ptr->oldpx = x;
 113                 creature_ptr->ambush_flag = FALSE;
 114             } else if (x == 0) {
 115                 creature_ptr->wilderness_x--;
 116                 creature_ptr->oldpx = floor_ptr->width - 2;
 117                 creature_ptr->oldpy = y;
 118                 creature_ptr->ambush_flag = FALSE;
 119             } else if (x == MAX_WID - 1) {
 120                 creature_ptr->wilderness_x++;
 121                 creature_ptr->oldpx = 1;
 122                 creature_ptr->oldpy = y;
 123                 creature_ptr->ambush_flag = FALSE;
 124             }
 125
 126             creature_ptr->leaving = TRUE;
 127             take_turn(creature_ptr, 100);
 128             return;
 129         }
 130
 131         p_can_enter = FALSE;
 132     }
 133
 134     monster_type *m_ptr;
 135     m_ptr = &floor_ptr->m_list[g_ptr->m_idx];
 136     if (creature_ptr->inventory_list[INVEN_RARM].name1 == ART_STORMBRINGER)
 137         stormbringer = TRUE;
 138
 139     if (creature_ptr->inventory_list[INVEN_LARM].name1 == ART_STORMBRINGER)
 140         stormbringer = TRUE;
 141
 142     feature_type *f_ptr = &f_info[g_ptr->feat];
 143     bool p_can_kill_walls = creature_ptr->kill_wall && have_flag(f_ptr->flags, FF_HURT_DISI) && (!p_can_enter || !have_flag(f_ptr->flags, FF_LOS))
 144         && !have_flag(f_ptr->flags, FF_PERMANENT);
 145     GAME_TEXT m_name[MAX_NLEN];
 146     bool can_move = TRUE;
 147     bool do_past = FALSE;
 148     if (g_ptr->m_idx && (m_ptr->ml || p_can_enter || p_can_kill_walls)) {
 149         monster_race *r_ptr = &r_info[m_ptr->r_idx];
 150         if (!is_hostile(m_ptr)
 151             && !(creature_ptr->confused || creature_ptr->image || !m_ptr->ml || creature_ptr->stun
 152                 || ((creature_ptr->muta2 & MUT2_BERS_RAGE) && creature_ptr->shero))
 153             && pattern_seq(creature_ptr, creature_ptr->y, creature_ptr->x, y, x) && (p_can_enter || p_can_kill_walls)) {
 154             (void)set_monster_csleep(creature_ptr, g_ptr->m_idx, 0);
 155             monster_desc(creature_ptr, m_name, m_ptr, 0);
 156             if (m_ptr->ml) {
 157                 if (!creature_ptr->image)
 158                     monster_race_track(creature_ptr, m_ptr->ap_r_idx);
 159
 160                 health_track(creature_ptr, g_ptr->m_idx);
 161             }
 162
 163             if ((stormbringer && (randint1(1000) > 666)) || (creature_ptr->pclass == CLASS_BERSERKER)) {
 164                 do_cmd_attack(creature_ptr, y, x, 0);
 165                 can_move = FALSE;
 166             } else if (monster_can_cross_terrain(creature_ptr, floor_ptr->grid_array[creature_ptr->y][creature_ptr->x].feat, r_ptr, 0)) {
 167                 do_past = TRUE;
 168             } else {
 169                 msg_format(_("%^sが邪魔だ！", "%^s is in your way!"), m_name);
 170                 free_turn(creature_ptr);
 171                 can_move = FALSE;
 172             }
 173         } else {
 174             do_cmd_attack(creature_ptr, y, x, 0);
 175             can_move = FALSE;
 176         }
 177     }
 178
 179     monster_type *riding_m_ptr = &floor_ptr->m_list[creature_ptr->riding];
 180     monster_race *riding_r_ptr = &r_info[creature_ptr->riding ? riding_m_ptr->r_idx : 0];
 181     if (can_move && creature_ptr->riding) {
 182         if (riding_r_ptr->flags1 & RF1_NEVER_MOVE) {
 183             msg_print(_("動けない！", "Can't move!"));
 184             free_turn(creature_ptr);
 185             can_move = FALSE;
 186             disturb(creature_ptr, FALSE, TRUE);
 187         } else if (monster_fear_remaining(riding_m_ptr)) {
 188             GAME_TEXT steed_name[MAX_NLEN];
 189             monster_desc(creature_ptr, steed_name, riding_m_ptr, 0);
 190             msg_format(_("%sが恐怖していて制御できない。", "%^s is too scared to control."), steed_name);
 191             can_move = FALSE;
 192             disturb(creature_ptr, FALSE, TRUE);
 193         } else if (creature_ptr->riding_ryoute) {
 194             can_move = FALSE;
 195             disturb(creature_ptr, FALSE, TRUE);
 196         } else if (have_flag(f_ptr->flags, FF_CAN_FLY) && (riding_r_ptr->flags7 & RF7_CAN_FLY)) {
 197             /* Allow moving */
 198         } else if (have_flag(f_ptr->flags, FF_CAN_SWIM) && (riding_r_ptr->flags7 & RF7_CAN_SWIM)) {
 199             /* Allow moving */
 200         } else if (have_flag(f_ptr->flags, FF_WATER) && !(riding_r_ptr->flags7 & RF7_AQUATIC)
 201             && (have_flag(f_ptr->flags, FF_DEEP) || (riding_r_ptr->flags2 & RF2_AURA_FIRE))) {
 202             msg_format(_("%sの上に行けない。", "Can't swim."), f_name + f_info[get_feat_mimic(g_ptr)].name);
 203             free_turn(creature_ptr);
 204             can_move = FALSE;
 205             disturb(creature_ptr, FALSE, TRUE);
 206         } else if (!have_flag(f_ptr->flags, FF_WATER) && (riding_r_ptr->flags7 & RF7_AQUATIC)) {
 207             msg_format(_("%sから上がれない。", "Can't land."), f_name + f_info[get_feat_mimic(&floor_ptr->grid_array[creature_ptr->y][creature_ptr->x])].name);
 208             free_turn(creature_ptr);
 209             can_move = FALSE;
 210             disturb(creature_ptr, FALSE, TRUE);
 211         } else if (have_flag(f_ptr->flags, FF_LAVA) && !(riding_r_ptr->flagsr & RFR_EFF_IM_FIRE_MASK)) {
 212             msg_format(_("%sの上に行けない。", "Too hot to go through."), f_name + f_info[get_feat_mimic(g_ptr)].name);
 213             free_turn(creature_ptr);
 214             can_move = FALSE;
 215             disturb(creature_ptr, FALSE, TRUE);
 216         }
 217
 218         if (can_move && monster_stunned_remaining(riding_m_ptr) && one_in_(2)) {
 219             GAME_TEXT steed_name[MAX_NLEN];
 220             monster_desc(creature_ptr, steed_name, riding_m_ptr, 0);
 221             msg_format(_("%sが朦朧としていてうまく動けない！", "You cannot control stunned %s!"), steed_name);
 222             can_move = FALSE;
 223             disturb(creature_ptr, FALSE, TRUE);
 224         }
 225     }
 226
 227     if (!can_move) {
 228     } else if (!have_flag(f_ptr->flags, FF_MOVE) && have_flag(f_ptr->flags, FF_CAN_FLY) && !creature_ptr->levitation) {
 229         msg_format(_("空を飛ばないと%sの上には行けない。", "You need to fly to go through the %s."), f_name + f_info[get_feat_mimic(g_ptr)].name);
 230         free_turn(creature_ptr);
 231         creature_ptr->running = 0;
 232         can_move = FALSE;
 233     } else if (have_flag(f_ptr->flags, FF_TREE) && !p_can_kill_walls) {
 234         if ((creature_ptr->pclass != CLASS_RANGER) && !creature_ptr->levitation && (!creature_ptr->riding || !(riding_r_ptr->flags8 & RF8_WILD_WOOD)))
 235             creature_ptr->energy_use *= 2;
 236     } else if ((do_pickup != easy_disarm) && have_flag(f_ptr->flags, FF_DISARM) && !g_ptr->mimic) {
 237         if (!trap_can_be_ignored(creature_ptr, g_ptr->feat)) {
 238             (void)exe_disarm(creature_ptr, y, x, dir);
 239             return;
 240         }
 241     } else if (!p_can_enter && !p_can_kill_walls) {
 242         FEAT_IDX feat = get_feat_mimic(g_ptr);
 243         feature_type *mimic_f_ptr = &f_info[feat];
 244         concptr name = f_name + mimic_f_ptr->name;
 245         can_move = FALSE;
 246         if (!(g_ptr->info & CAVE_MARK) && !player_can_see_bold(creature_ptr, y, x)) {
 247             if (boundary_floor(g_ptr, f_ptr, mimic_f_ptr))
 248                 msg_print(_("それ以上先には進めないようだ。", "You feel you cannot go any more."));
 249             else {
 250 #ifdef JP
 251                 msg_format("%sが行く手をはばんでいるようだ。", name);
 252 #else
 253                 msg_format("You feel %s %s blocking your way.", is_a_vowel(name[0]) ? "an" : "a", name);
 254 #endif
 255                 g_ptr->info |= (CAVE_MARK);
 256                 lite_spot(creature_ptr, y, x);
 257             }
 258         } else {
 259             if (boundary_floor(g_ptr, f_ptr, mimic_f_ptr)) {
 260                 msg_print(_("それ以上先には進めない。", "You cannot go any more."));
 261                 if (!(creature_ptr->confused || creature_ptr->stun || creature_ptr->image))
 262                     free_turn(creature_ptr);
 263             } else {
 264                 if (easy_open && is_closed_door(creature_ptr, feat) && easy_open_door(creature_ptr, y, x))
 265                     return;
 266
 267 #ifdef JP
 268                 msg_format("%sが行く手をはばんでいる。", name);
 269 #else
 270                 msg_format("There is %s %s blocking your way.", is_a_vowel(name[0]) ? "an" : "a", name);
 271 #endif
 272                 if (!(creature_ptr->confused || creature_ptr->stun || creature_ptr->image))
 273                     free_turn(creature_ptr);
 274             }
 275         }
 276
 277         disturb(creature_ptr, FALSE, TRUE);
 278         if (!boundary_floor(g_ptr, f_ptr, mimic_f_ptr))
 279             sound(SOUND_HITWALL);
 280     }
 281
 282     if (can_move && !pattern_seq(creature_ptr, creature_ptr->y, creature_ptr->x, y, x)) {
 283         if (!(creature_ptr->confused || creature_ptr->stun || creature_ptr->image))
 284             free_turn(creature_ptr);
 285
 286         disturb(creature_ptr, FALSE, TRUE);
 287         can_move = FALSE;
 288     }
 289
 290     if (!can_move)
 291         return;
 292
 293     if (creature_ptr->warning && (!process_warning(creature_ptr, x, y))) {
 294         creature_ptr->energy_use = 25;
 295         return;
 296     }
 297
 298     if (do_past)
 299         msg_format(_("%sを押し退けた。", "You push past %s."), m_name);
 300
 301     if (creature_ptr->wild_mode) {
 302         if (ddy[dir] > 0)
 303             creature_ptr->oldpy = 1;
 304
 305         if (ddy[dir] < 0)
 306             creature_ptr->oldpy = MAX_HGT - 2;
 307
 308         if (ddy[dir] == 0)
 309             creature_ptr->oldpy = MAX_HGT / 2;
 310
 311         if (ddx[dir] > 0)
 312             creature_ptr->oldpx = 1;
 313
 314         if (ddx[dir] < 0)
 315             creature_ptr->oldpx = MAX_WID - 2;
 316
 317         if (ddx[dir] == 0)
 318             creature_ptr->oldpx = MAX_WID / 2;
 319     }
 320
 321     if (p_can_kill_walls) {
 322         cave_alter_feat(creature_ptr, y, x, FF_HURT_DISI);
 323         creature_ptr->update |= PU_FLOW;
 324     }
 325
 326     u32b mpe_mode = MPE_ENERGY_USE;
 327     if (do_pickup != always_pickup)
 328         mpe_mode |= MPE_DO_PICKUP;
 329
 330     if (break_trap)
 331         mpe_mode |= MPE_BREAK_TRAP;
 332
 333     (void)move_player_effect(creature_ptr, y, x, mpe_mode);
 334 }