src/hissatsu.c

   1 /*!
   2  * @file hissatsu.c
   3  * @brief 剣術の実装 / Blade arts
   4  * @date 2014/01/17
   5  * @author
   6  * Copyright (c) 1997 Ben Harrison, James E. Wilson, Robert A. Koeneke\n
   7  * This software may be copied and distributed for educational, research,\n
   8  * and not for profit purposes provided that this copyright and statement\n
   9  * are included in all such copies.  Other copyrights may also apply.\n
  10  * 2014 Deskull rearranged comment for Doxygen.\n
  11  */
  12
  13 #include "angband.h"
  14
  15 #define TECHNIC_HISSATSU (REALM_HISSATSU - MIN_TECHNIC)
  16
  17
  18 /*!
  19  * @brief 使用可能な剣術を選択する /
  20  * Allow user to choose a blade arts.
  21  * @param sn 選択した特殊技能ID、キャンセルの場合-1、不正な選択の場合-2を返す
  22  * @return 発動可能な魔法を選択した場合TRUE、キャンセル処理か不正な選択が行われた場合FALSEを返す。
  23  * @details
  24  * If a valid spell is chosen, saves it in '*sn' and returns TRUE\n
  25  * If the user hits escape, returns FALSE, and set '*sn' to -1\n
  26  * If there are no legal choices, returns FALSE, and sets '*sn' to -2\n
  27  *\n
  28  * The "prompt" should be "cast", "recite", or "study"\n
  29  * The "known" should be TRUE for cast/pray, FALSE for study\n
  30  *\n
  31  * nb: This function has a (trivial) display bug which will be obvious\n
  32  * when you run it. It's probably easy to fix but I haven't tried,\n
  33  * sorry.\n
  34  */
  35 static int get_hissatsu_power(SPELL_IDX *sn)
  36 {
  37         SPELL_IDX i;
  38         int j = 0;
  39         int num = 0;
  40         POSITION y = 1;
  41         POSITION x = 15;
  42         PLAYER_LEVEL plev = p_ptr->lev;
  43         int ask = TRUE;
  44         char choice;
  45         char out_val[160];
  46         SPELL_IDX sentaku[32];
  47         cptr p = _("必殺剣", "special attack");
  48         COMMAND_CODE code;
  49         magic_type spell;
  50         bool flag, redraw;
  51         int menu_line = (use_menu ? 1 : 0);
  52
  53         /* Assume cancelled */
  54         *sn = (-1);
  55
  56         /* Get the spell, if available */
  57         if (repeat_pull(&code))
  58         {
  59                 *sn = (SPELL_IDX)code;
  60                 /* Verify the spell */
  61                 if (technic_info[TECHNIC_HISSATSU][*sn].slevel <= plev)
  62                 {
  63                         /* Success */
  64                         return (TRUE);
  65                 }
  66         }
  67
  68         /* Nothing chosen yet */
  69         flag = FALSE;
  70
  71         /* No redraw yet */
  72         redraw = FALSE;
  73
  74         for (i = 0; i < 32; i++)
  75         {
  76                 if (technic_info[TECHNIC_HISSATSU][i].slevel <= PY_MAX_LEVEL)
  77                 {
  78                         sentaku[num] = i;
  79                         num++;
  80                 }
  81         }
  82
  83         /* Build a prompt (accept all spells) */
  84         (void) strnfmt(out_val, 78,
  85                        _("(%^s %c-%c, '*'で一覧, ESC) どの%sを使いますか？", "(%^ss %c-%c, *=List, ESC=exit) Use which %s? "),
  86                        p, I2A(0), "abcdefghijklmnopqrstuvwxyz012345"[num-1], p);
  87
  88         if (use_menu) screen_save();
  89
  90         /* Get a spell from the user */
  91
  92         choice= always_show_list ? ESCAPE:1 ;
  93         while (!flag)
  94         {
  95                 if(choice==ESCAPE) choice = ' ';
  96                 else if( !get_com(out_val, &choice, FALSE) )break;
  97
  98                 if (use_menu && choice != ' ')
  99                 {
 100                         switch(choice)
 101                         {
 102                                 case '0':
 103                                 {
 104                                         screen_load();
 105                                         return (FALSE);
 106                                 }
 107
 108                                 case '8':
 109                                 case 'k':
 110                                 case 'K':
 111                                 {
 112                                         do
 113                                         {
 114                                                 menu_line += 31;
 115                                                 if (menu_line > 32) menu_line -= 32;
 116                                         } while(!(p_ptr->spell_learned1 & (1L << (menu_line-1))));
 117                                         break;
 118                                 }
 119
 120                                 case '2':
 121                                 case 'j':
 122                                 case 'J':
 123                                 {
 124                                         do
 125                                         {
 126                                                 menu_line++;
 127                                                 if (menu_line > 32) menu_line -= 32;
 128                                         } while(!(p_ptr->spell_learned1 & (1L << (menu_line-1))));
 129                                         break;
 130                                 }
 131
 132                                 case '4':
 133                                 case 'h':
 134                                 case 'H':
 135                                 case '6':
 136                                 case 'l':
 137                                 case 'L':
 138                                 {
 139                                         bool reverse = FALSE;
 140                                         if ((choice == '4') || (choice == 'h') || (choice == 'H')) reverse = TRUE;
 141                                         if (menu_line > 16)
 142                                         {
 143                                                 menu_line -= 16;
 144                                                 reverse = TRUE;
 145                                         }
 146                                         else menu_line+=16;
 147                                         while(!(p_ptr->spell_learned1 & (1L << (menu_line-1))))
 148                                         {
 149                                                 if (reverse)
 150                                                 {
 151                                                         menu_line--;
 152                                                         if (menu_line < 2) reverse = FALSE;
 153                                                 }
 154                                                 else
 155                                                 {
 156                                                         menu_line++;
 157                                                         if (menu_line > 31) reverse = TRUE;
 158                                                 }
 159                                         }
 160                                         break;
 161                                 }
 162
 163                                 case 'x':
 164                                 case 'X':
 165                                 case '\r':
 166                                 case '\n':
 167                                 {
 168                                         i = menu_line - 1;
 169                                         ask = FALSE;
 170                                         break;
 171                                 }
 172                         }
 173                 }
 174                 /* Request redraw */
 175                 if ((choice == ' ') || (choice == '*') || (choice == '?') || (use_menu && ask))
 176                 {
 177                         /* Show the list */
 178                         if (!redraw || use_menu)
 179                         {
 180                                 char psi_desc[80];
 181                                 int line;
 182
 183                                 /* Show list */
 184                                 redraw = TRUE;
 185
 186                                 /* Save the screen */
 187                                 if (!use_menu) screen_save();
 188
 189                                 /* Display a list of spells */
 190                                 prt("", y, x);
 191                                 put_str(_("名前              Lv  MP      名前              Lv  MP ",
 192                                                   "name              Lv  SP      name              Lv  SP "), y, x + 5);
 193                                 prt("", y+1, x);
 194                                 /* Dump the spells */
 195                                 for (i = 0, line = 0; i < 32; i++)
 196                                 {
 197                                         spell = technic_info[TECHNIC_HISSATSU][i];
 198
 199                                         if (spell.slevel > PY_MAX_LEVEL) continue;
 200                                         line++;
 201                                         if (!(p_ptr->spell_learned1 >> i)) break;
 202
 203                                         /* Access the spell */
 204                                         if (spell.slevel > plev)   continue;
 205                                         if (!(p_ptr->spell_learned1 & (1L << i))) continue;
 206                                         if (use_menu)
 207                                         {
 208                                                 if (i == (menu_line-1))
 209                                                         strcpy(psi_desc, _("  》", "  > "));
 210                                                 else strcpy(psi_desc, "    ");
 211
 212                                         }
 213                                         else
 214                                         {
 215                                                 char letter;
 216                                                 if (line <= 26)
 217                                                         letter = I2A(line-1);
 218                                                 else
 219                                                         letter = '0' + line - 27;
 220                                                 sprintf(psi_desc, "  %c)",letter);
 221                                         }
 222
 223                                         /* Dump the spell --(-- */
 224                                         strcat(psi_desc, format(" %-18s%2d %3d",
 225                                                 do_spell(REALM_HISSATSU, i, SPELL_NAME),
 226                                                 spell.slevel, spell.smana));
 227                                         prt(psi_desc, y + (line%17) + (line >= 17), x+(line/17)*30);
 228                                         prt("", y + (line%17) + (line >= 17) + 1, x+(line/17)*30);
 229                                 }
 230                         }
 231
 232                         /* Hide the list */
 233                         else
 234                         {
 235                                 /* Hide list */
 236                                 redraw = FALSE;
 237
 238                                 /* Restore the screen */
 239                                 screen_load();
 240                         }
 241
 242                         /* Redo asking */
 243                         continue;
 244                 }
 245
 246                 if (!use_menu)
 247                 {
 248                         if (isalpha(choice))
 249                         {
 250                                 /* Note verify */
 251                                 ask = (isupper(choice));
 252
 253                                 /* Lowercase */
 254                                 if (ask) choice = (char)tolower(choice);
 255
 256                                 /* Extract request */
 257                                 i = (islower(choice) ? A2I(choice) : -1);
 258                         }
 259                         else
 260                         {
 261                                 ask = FALSE; /* Can't uppercase digits */
 262
 263                                 i = choice - '0' + 26;
 264                         }
 265                 }
 266
 267                 /* Totally Illegal */
 268                 if ((i < 0) || (i >= 32) || !(p_ptr->spell_learned1 & (1 << sentaku[i])))
 269                 {
 270                         bell();
 271                         continue;
 272                 }
 273
 274                 j = sentaku[i];
 275
 276                 /* Verify it */
 277                 if (ask)
 278                 {
 279                         char tmp_val[160];
 280
 281                         /* Prompt */
 282                         (void) strnfmt(tmp_val, 78, _("%sを使いますか？", "Use %s? "), do_spell(REALM_HISSATSU, j, SPELL_NAME));
 283
 284                         /* Belay that order */
 285                         if (!get_check(tmp_val)) continue;
 286                 }
 287
 288                 /* Stop the loop */
 289                 flag = TRUE;
 290         }
 291
 292         /* Restore the screen */
 293         if (redraw) screen_load();
 294
 295         /* Show choices */
 296         p_ptr->window |= (PW_SPELL);
 297
 298         window_stuff();
 299
 300
 301         /* Abort if needed */
 302         if (!flag) return (FALSE);
 303
 304         /* Save the choice */
 305         (*sn) = j;
 306
 307         repeat_push((COMMAND_CODE)j);
 308
 309         /* Success */
 310         return (TRUE);
 311 }
 312
 313
 314 /*!
 315  * @brief 剣術コマンドのメインルーチン
 316  * @return なし
 317  */
 318 void do_cmd_hissatsu(void)
 319 {
 320         SPELL_IDX       n = 0;
 321         magic_type      spell;
 322
 323         /* not if confused */
 324         if (p_ptr->confused)
 325         {
 326                 msg_print(_("混乱していて集中できない！", "You are too confused!"));
 327                 return;
 328         }
 329         if (!buki_motteruka(INVEN_RARM) && !buki_motteruka(INVEN_LARM))
 330         {
 331                 if (flush_failure) flush();
 332                 msg_print(_("武器を持たないと必殺技は使えない！", "You need to wield a weapon!"));
 333                 return;
 334         }
 335         if (!p_ptr->spell_learned1)
 336         {
 337                 msg_print(_("何も技を知らない。", "You don't know any special attacks."));
 338                 return;
 339         }
 340
 341         if (p_ptr->special_defense & KATA_MASK)
 342         {
 343                 set_action(ACTION_NONE);
 344         }
 345
 346         /* get power */
 347         if (!get_hissatsu_power(&n)) return;
 348
 349         spell = technic_info[TECHNIC_HISSATSU][n];
 350
 351         /* Verify "dangerous" spells */
 352         if (spell.smana > p_ptr->csp)
 353         {
 354                 if (flush_failure) flush();
 355                 /* Warning */
 356                 msg_print(_("ＭＰが足りません。", "You do not have enough mana to use this power."));
 357                 msg_print(NULL);
 358                 return;
 359         }
 360
 361         sound(SOUND_ZAP);
 362
 363         /* Cast the spell */
 364         if (!do_spell(REALM_HISSATSU, n, SPELL_CAST)) return;
 365
 366         p_ptr->energy_use = 100;
 367
 368         /* Use some mana */
 369         p_ptr->csp -= spell.smana;
 370
 371         /* Limit */
 372         if (p_ptr->csp < 0) p_ptr->csp = 0;
 373
 374         /* Redraw mana */
 375         p_ptr->redraw |= (PR_MANA);
 376
 377         p_ptr->window |= (PW_PLAYER);
 378         p_ptr->window |= (PW_SPELL);
 379 }
 380
 381
 382 /*!
 383  * @brief 剣術コマンドの学習
 384  * @return なし
 385  */
 386 void do_cmd_gain_hissatsu(void)
 387 {
 388         OBJECT_IDX item;
 389         int i, j;
 390
 391         object_type *o_ptr;
 392         cptr q, s;
 393
 394         bool gain = FALSE;
 395
 396         if (p_ptr->special_defense & (KATA_MUSOU | KATA_KOUKIJIN))
 397         {
 398                 set_action(ACTION_NONE);
 399         }
 400
 401         if (p_ptr->blind || no_lite())
 402         {
 403                 msg_print(_("目が見えない！", "You cannot see!"));
 404                 return;
 405         }
 406
 407         if (p_ptr->confused)
 408         {
 409                 msg_print(_("混乱していて読めない！", "You are too confused!"));
 410                 return;
 411         }
 412
 413         if (!(p_ptr->new_spells))
 414         {
 415                 msg_print(_("新しい必殺技を覚えることはできない！", "You cannot learn any new special attacks!"));
 416                 return;
 417         }
 418
 419 #ifdef JP
 420         if( p_ptr->new_spells < 10 ){
 421                 msg_format("あと %d つの必殺技を学べる。", p_ptr->new_spells);
 422         }else{
 423                 msg_format("あと %d 個の必殺技を学べる。", p_ptr->new_spells);
 424         }
 425 #else
 426         msg_format("You can learn %d new special attack%s.", p_ptr->new_spells,
 427                 (p_ptr->new_spells == 1?"":"s"));
 428 #endif
 429
 430         item_tester_tval = TV_HISSATSU_BOOK;
 431
 432         q = _("どの書から学びますか? ", "Study which book? ");
 433         s = _("読める書がない。", "You have no books that you can read.");
 434
 435         if (!get_item(&item, q, s, (USE_INVEN | USE_FLOOR))) return;
 436
 437         /* Get the item (in the pack) */
 438         if (item >= 0)
 439         {
 440                 o_ptr = &inventory[item];
 441         }
 442
 443         /* Get the item (on the floor) */
 444         else
 445         {
 446                 o_ptr = &o_list[0 - item];
 447         }
 448
 449         for (i = o_ptr->sval * 8; i < o_ptr->sval * 8 + 8; i++)
 450         {
 451                 if (p_ptr->spell_learned1 & (1L << i)) continue;
 452                 if (technic_info[TECHNIC_HISSATSU][i].slevel > p_ptr->lev) continue;
 453
 454                 p_ptr->spell_learned1 |= (1L << i);
 455                 p_ptr->spell_worked1 |= (1L << i);
 456                 msg_format(_("%sの技を覚えた。", "You have learned the special attack of %s."), do_spell(REALM_HISSATSU, i, SPELL_NAME));
 457                 for (j = 0; j < 64; j++)
 458                 {
 459                         /* Stop at the first empty space */
 460                         if (p_ptr->spell_order[j] == 99) break;
 461                 }
 462                 p_ptr->spell_order[j] = i;
 463                 gain = TRUE;
 464         }
 465
 466         /* No gain ... */
 467         if (!gain)
 468                 msg_print(_("何も覚えられなかった。", "You were not able to learn any special attacks."));
 469
 470         else
 471                 p_ptr->energy_use = 100;
 472
 473         p_ptr->update |= (PU_SPELLS);
 474 }
 475
 476
 477 /*!
 478  * @brief 剣術のスレイ倍率計算を行う /
 479  * Calcurate magnification of hissatsu technics
 480  * @param mult 剣術のスレイ効果以前に算出している多要素の倍率(/10倍)
 481  * @param flgs 剣術に使用する武器のスレイフラグ配列
 482  * @param m_ptr 目標となるモンスターの構造体参照ポインタ
 483  * @param mode 剣術のスレイ型ID
 484  * @return スレイの倍率(/10倍)
 485  */
 486 MULTIPLY mult_hissatsu(MULTIPLY mult, BIT_FLAGS *flgs, monster_type *m_ptr, BIT_FLAGS mode)
 487 {
 488         monster_race *r_ptr = &r_info[m_ptr->r_idx];
 489
 490         /* Burning Strike (Fire) */
 491         if (mode == HISSATSU_FIRE)
 492         {
 493                 /* Notice immunity */
 494                 if (r_ptr->flagsr & RFR_EFF_IM_FIRE_MASK)
 495                 {
 496                         if (is_original_ap_and_seen(m_ptr))
 497                         {
 498                                 r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_FIRE_MASK);
 499                         }
 500                 }
 501
 502                 /* Otherwise, take the damage */
 503                 else if (have_flag(flgs, TR_BRAND_FIRE))
 504                 {
 505                         if (r_ptr->flags3 & RF3_HURT_FIRE)
 506                         {
 507                                 if (mult < 70) mult = 70;
 508                                 if (is_original_ap_and_seen(m_ptr))
 509                                 {
 510                                         r_ptr->r_flags3 |= RF3_HURT_FIRE;
 511                                 }
 512                         }
 513                         else if (mult < 35) mult = 35;
 514                 }
 515                 else
 516                 {
 517                         if (r_ptr->flags3 & RF3_HURT_FIRE)
 518                         {
 519                                 if (mult < 50) mult = 50;
 520                                 if (is_original_ap_and_seen(m_ptr))
 521                                 {
 522                                         r_ptr->r_flags3 |= RF3_HURT_FIRE;
 523                                 }
 524                         }
 525                         else if (mult < 25) mult = 25;
 526                 }
 527         }
 528
 529         /* Serpent's Tongue (Poison) */
 530         if (mode == HISSATSU_POISON)
 531         {
 532                 /* Notice immunity */
 533                 if (r_ptr->flagsr & RFR_EFF_IM_POIS_MASK)
 534                 {
 535                         if (is_original_ap_and_seen(m_ptr))
 536                         {
 537                                 r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_POIS_MASK);
 538                         }
 539                 }
 540
 541                 /* Otherwise, take the damage */
 542                 else if (have_flag(flgs, TR_BRAND_POIS))
 543                 {
 544                         if (mult < 35) mult = 35;
 545                 }
 546                 else
 547                 {
 548                         if (mult < 25) mult = 25;
 549                 }
 550         }
 551
 552         /* Zammaken (Nonliving Evil) */
 553         if (mode == HISSATSU_ZANMA)
 554         {
 555                 if (!monster_living(r_ptr) && (r_ptr->flags3 & RF3_EVIL))
 556                 {
 557                         if (mult < 15) mult = 25;
 558                         else if (mult < 50) mult = MIN(50, mult+20);
 559                 }
 560         }
 561
 562         /* Rock Smash (Hurt Rock) */
 563         if (mode == HISSATSU_HAGAN)
 564         {
 565                 if (r_ptr->flags3 & RF3_HURT_ROCK)
 566                 {
 567                         if (is_original_ap_and_seen(m_ptr))
 568                         {
 569                                 r_ptr->r_flags3 |= RF3_HURT_ROCK;
 570                         }
 571                         if (mult == 10) mult = 40;
 572                         else if (mult < 60) mult = 60;
 573                 }
 574         }
 575
 576         /* Midare-Setsugekka (Cold) */
 577         if (mode == HISSATSU_COLD)
 578         {
 579                 /* Notice immunity */
 580                 if (r_ptr->flagsr & RFR_EFF_IM_COLD_MASK)
 581                 {
 582                         if (is_original_ap_and_seen(m_ptr))
 583                         {
 584                                 r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_COLD_MASK);
 585                         }
 586                 }
 587                 /* Otherwise, take the damage */
 588                 else if (have_flag(flgs, TR_BRAND_COLD))
 589                 {
 590                         if (r_ptr->flags3 & RF3_HURT_COLD)
 591                         {
 592                                 if (mult < 70) mult = 70;
 593                                 if (is_original_ap_and_seen(m_ptr))
 594                                 {
 595                                         r_ptr->r_flags3 |= RF3_HURT_COLD;
 596                                 }
 597                         }
 598                         else if (mult < 35) mult = 35;
 599                 }
 600                 else
 601                 {
 602                         if (r_ptr->flags3 & RF3_HURT_COLD)
 603                         {
 604                                 if (mult < 50) mult = 50;
 605                                 if (is_original_ap_and_seen(m_ptr))
 606                                 {
 607                                         r_ptr->r_flags3 |= RF3_HURT_COLD;
 608                                 }
 609                         }
 610                         else if (mult < 25) mult = 25;
 611                 }
 612         }
 613
 614         /* Lightning Eagle (Elec) */
 615         if (mode == HISSATSU_ELEC)
 616         {
 617                 /* Notice immunity */
 618                 if (r_ptr->flagsr & RFR_EFF_IM_ELEC_MASK)
 619                 {
 620                         if (is_original_ap_and_seen(m_ptr))
 621                         {
 622                                 r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_ELEC_MASK);
 623                         }
 624                 }
 625
 626                 /* Otherwise, take the damage */
 627                 else if (have_flag(flgs, TR_BRAND_ELEC))
 628                 {
 629                         if (mult < 70) mult = 70;
 630                 }
 631                 else
 632                 {
 633                         if (mult < 50) mult = 50;
 634                 }
 635         }
 636
 637         /* Bloody Maelstrom */
 638         if ((mode == HISSATSU_SEKIRYUKA) && p_ptr->cut && monster_living(r_ptr))
 639         {
 640                 MULTIPLY tmp = MIN(100, MAX(10, p_ptr->cut / 10));
 641                 if (mult < tmp) mult = tmp;
 642         }
 643
 644         /* Keiun-Kininken */
 645         if (mode == HISSATSU_UNDEAD)
 646         {
 647                 if (r_ptr->flags3 & RF3_UNDEAD)
 648                 {
 649                         if (is_original_ap_and_seen(m_ptr))
 650                         {
 651                                 r_ptr->r_flags3 |= RF3_UNDEAD;
 652                         }
 653                         if (mult == 10) mult = 70;
 654                         else if (mult < 140) mult = MIN(140, mult+60);
 655                 }
 656                 if (mult == 10) mult = 40;
 657                 else if (mult < 60) mult = MIN(60, mult+30);
 658         }
 659
 660         if (mult > 150) mult = 150;
 661
 662         return mult;
 663 }