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