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         int y = 1;
  41         int 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 #ifdef ALLOW_REPEAT /* TNB */
  57
  58         /* Get the spell, if available */
  59         if (repeat_pull(&code))
  60         {
  61                 *sn = (SPELL_IDX)code;
  62                 /* Verify the spell */
  63                 if (technic_info[TECHNIC_HISSATSU][*sn].slevel <= plev)
  64                 {
  65                         /* Success */
  66                         return (TRUE);
  67                 }
  68         }
  69
  70 #endif /* ALLOW_REPEAT -- TNB */
  71
  72         /* Nothing chosen yet */
  73         flag = FALSE;
  74
  75         /* No redraw yet */
  76         redraw = FALSE;
  77
  78         for (i = 0; i < 32; i++)
  79         {
  80                 if (technic_info[TECHNIC_HISSATSU][i].slevel <= PY_MAX_LEVEL)
  81                 {
  82                         sentaku[num] = i;
  83                         num++;
  84                 }
  85         }
  86
  87         /* Build a prompt (accept all spells) */
  88         (void) strnfmt(out_val, 78,
  89                        _("(%^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? "),
  90                        p, I2A(0), "abcdefghijklmnopqrstuvwxyz012345"[num-1], p);
  91
  92         if (use_menu) screen_save();
  93
  94         /* Get a spell from the user */
  95
  96         choice= always_show_list ? ESCAPE:1 ;
  97         while (!flag)
  98         {
  99                 if(choice==ESCAPE) choice = ' ';
 100                 else if( !get_com(out_val, &choice, FALSE) )break;
 101
 102                 if (use_menu && choice != ' ')
 103                 {
 104                         switch(choice)
 105                         {
 106                                 case '0':
 107                                 {
 108                                         screen_load();
 109                                         return (FALSE);
 110                                 }
 111
 112                                 case '8':
 113                                 case 'k':
 114                                 case 'K':
 115                                 {
 116                                         do
 117                                         {
 118                                                 menu_line += 31;
 119                                                 if (menu_line > 32) menu_line -= 32;
 120                                         } while(!(p_ptr->spell_learned1 & (1L << (menu_line-1))));
 121                                         break;
 122                                 }
 123
 124                                 case '2':
 125                                 case 'j':
 126                                 case 'J':
 127                                 {
 128                                         do
 129                                         {
 130                                                 menu_line++;
 131                                                 if (menu_line > 32) menu_line -= 32;
 132                                         } while(!(p_ptr->spell_learned1 & (1L << (menu_line-1))));
 133                                         break;
 134                                 }
 135
 136                                 case '4':
 137                                 case 'h':
 138                                 case 'H':
 139                                 case '6':
 140                                 case 'l':
 141                                 case 'L':
 142                                 {
 143                                         bool reverse = FALSE;
 144                                         if ((choice == '4') || (choice == 'h') || (choice == 'H')) reverse = TRUE;
 145                                         if (menu_line > 16)
 146                                         {
 147                                                 menu_line -= 16;
 148                                                 reverse = TRUE;
 149                                         }
 150                                         else menu_line+=16;
 151                                         while(!(p_ptr->spell_learned1 & (1L << (menu_line-1))))
 152                                         {
 153                                                 if (reverse)
 154                                                 {
 155                                                         menu_line--;
 156                                                         if (menu_line < 2) reverse = FALSE;
 157                                                 }
 158                                                 else
 159                                                 {
 160                                                         menu_line++;
 161                                                         if (menu_line > 31) reverse = TRUE;
 162                                                 }
 163                                         }
 164                                         break;
 165                                 }
 166
 167                                 case 'x':
 168                                 case 'X':
 169                                 case '\r':
 170                                 case '\n':
 171                                 {
 172                                         i = menu_line - 1;
 173                                         ask = FALSE;
 174                                         break;
 175                                 }
 176                         }
 177                 }
 178                 /* Request redraw */
 179                 if ((choice == ' ') || (choice == '*') || (choice == '?') || (use_menu && ask))
 180                 {
 181                         /* Show the list */
 182                         if (!redraw || use_menu)
 183                         {
 184                                 char psi_desc[80];
 185                                 int line;
 186
 187                                 /* Show list */
 188                                 redraw = TRUE;
 189
 190                                 /* Save the screen */
 191                                 if (!use_menu) screen_save();
 192
 193                                 /* Display a list of spells */
 194                                 prt("", y, x);
 195                                 put_str(_("名前              Lv  MP      名前              Lv  MP ",
 196                                                   "name              Lv  SP      name              Lv  SP "), y, x + 5);
 197                                 prt("", y+1, x);
 198                                 /* Dump the spells */
 199                                 for (i = 0, line = 0; i < 32; i++)
 200                                 {
 201                                         spell = technic_info[TECHNIC_HISSATSU][i];
 202
 203                                         if (spell.slevel > PY_MAX_LEVEL) continue;
 204                                         line++;
 205                                         if (!(p_ptr->spell_learned1 >> i)) break;
 206
 207                                         /* Access the spell */
 208                                         if (spell.slevel > plev)   continue;
 209                                         if (!(p_ptr->spell_learned1 & (1L << i))) continue;
 210                                         if (use_menu)
 211                                         {
 212                                                 if (i == (menu_line-1))
 213                                                         strcpy(psi_desc, _("  》", "  > "));
 214                                                 else strcpy(psi_desc, "    ");
 215
 216                                         }
 217                                         else
 218                                         {
 219                                                 char letter;
 220                                                 if (line <= 26)
 221                                                         letter = I2A(line-1);
 222                                                 else
 223                                                         letter = '0' + line - 27;
 224                                                 sprintf(psi_desc, "  %c)",letter);
 225                                         }
 226
 227                                         /* Dump the spell --(-- */
 228                                         strcat(psi_desc, format(" %-18s%2d %3d",
 229                                                 do_spell(REALM_HISSATSU, i, SPELL_NAME),
 230                                                 spell.slevel, spell.smana));
 231                                         prt(psi_desc, y + (line%17) + (line >= 17), x+(line/17)*30);
 232                                         prt("", y + (line%17) + (line >= 17) + 1, x+(line/17)*30);
 233                                 }
 234                         }
 235
 236                         /* Hide the list */
 237                         else
 238                         {
 239                                 /* Hide list */
 240                                 redraw = FALSE;
 241
 242                                 /* Restore the screen */
 243                                 screen_load();
 244                         }
 245
 246                         /* Redo asking */
 247                         continue;
 248                 }
 249
 250                 if (!use_menu)
 251                 {
 252                         if (isalpha(choice))
 253                         {
 254                                 /* Note verify */
 255                                 ask = (isupper(choice));
 256
 257                                 /* Lowercase */
 258                                 if (ask) choice = (char)tolower(choice);
 259
 260                                 /* Extract request */
 261                                 i = (islower(choice) ? A2I(choice) : -1);
 262                         }
 263                         else
 264                         {
 265                                 ask = FALSE; /* Can't uppercase digits */
 266
 267                                 i = choice - '0' + 26;
 268                         }
 269                 }
 270
 271                 /* Totally Illegal */
 272                 if ((i < 0) || (i >= 32) || !(p_ptr->spell_learned1 & (1 << sentaku[i])))
 273                 {
 274                         bell();
 275                         continue;
 276                 }
 277
 278                 j = sentaku[i];
 279
 280                 /* Verify it */
 281                 if (ask)
 282                 {
 283                         char tmp_val[160];
 284
 285                         /* Prompt */
 286                         (void) strnfmt(tmp_val, 78, _("%sを使いますか？", "Use %s? "), do_spell(REALM_HISSATSU, j, SPELL_NAME));
 287
 288                         /* Belay that order */
 289                         if (!get_check(tmp_val)) continue;
 290                 }
 291
 292                 /* Stop the loop */
 293                 flag = TRUE;
 294         }
 295
 296         /* Restore the screen */
 297         if (redraw) screen_load();
 298
 299         /* Show choices */
 300         p_ptr->window |= (PW_SPELL);
 301
 302         /* Window stuff */
 303         window_stuff();
 304
 305
 306         /* Abort if needed */
 307         if (!flag) return (FALSE);
 308
 309         /* Save the choice */
 310         (*sn) = j;
 311
 312 #ifdef ALLOW_REPEAT /* TNB */
 313
 314         repeat_push((COMMAND_CODE)j);
 315
 316 #endif /* ALLOW_REPEAT -- TNB */
 317
 318         /* Success */
 319         return (TRUE);
 320 }
 321
 322
 323 /*!
 324  * @brief 剣術コマンドのメインルーチン
 325  * @return なし
 326  */
 327 void do_cmd_hissatsu(void)
 328 {
 329         SPELL_IDX       n = 0;
 330         magic_type      spell;
 331
 332         /* not if confused */
 333         if (p_ptr->confused)
 334         {
 335                 msg_print(_("混乱していて集中できない！", "You are too confused!"));
 336                 return;
 337         }
 338         if (!buki_motteruka(INVEN_RARM) && !buki_motteruka(INVEN_LARM))
 339         {
 340                 if (flush_failure) flush();
 341                 msg_print(_("武器を持たないと必殺技は使えない！", "You need to wield a weapon!"));
 342                 return;
 343         }
 344         if (!p_ptr->spell_learned1)
 345         {
 346                 msg_print(_("何も技を知らない。", "You don't know any special attacks."));
 347                 return;
 348         }
 349
 350         if (p_ptr->special_defense & KATA_MASK)
 351         {
 352                 set_action(ACTION_NONE);
 353         }
 354
 355         /* get power */
 356         if (!get_hissatsu_power(&n)) return;
 357
 358         spell = technic_info[TECHNIC_HISSATSU][n];
 359
 360         /* Verify "dangerous" spells */
 361         if (spell.smana > p_ptr->csp)
 362         {
 363                 if (flush_failure) flush();
 364                 /* Warning */
 365                 msg_print(_("ＭＰが足りません。", "You do not have enough mana to use this power."));
 366                 msg_print(NULL);
 367                 return;
 368         }
 369
 370         sound(SOUND_ZAP);
 371
 372         /* Cast the spell */
 373         if (!do_spell(REALM_HISSATSU, n, SPELL_CAST)) return;
 374
 375         p_ptr->energy_use = 100;
 376
 377         /* Use some mana */
 378         p_ptr->csp -= spell.smana;
 379
 380         /* Limit */
 381         if (p_ptr->csp < 0) p_ptr->csp = 0;
 382
 383         /* Redraw mana */
 384         p_ptr->redraw |= (PR_MANA);
 385
 386         /* Window stuff */
 387         p_ptr->window |= (PW_PLAYER);
 388         p_ptr->window |= (PW_SPELL);
 389 }
 390
 391
 392 /*!
 393  * @brief 剣術コマンドの学習
 394  * @return なし
 395  */
 396 void do_cmd_gain_hissatsu(void)
 397 {
 398         OBJECT_IDX item;
 399         int i, j;
 400
 401         object_type *o_ptr;
 402         cptr q, s;
 403
 404         bool gain = FALSE;
 405
 406         if (p_ptr->special_defense & (KATA_MUSOU | KATA_KOUKIJIN))
 407         {
 408                 set_action(ACTION_NONE);
 409         }
 410
 411         if (p_ptr->blind || no_lite())
 412         {
 413                 msg_print(_("目が見えない！", "You cannot see!"));
 414                 return;
 415         }
 416
 417         if (p_ptr->confused)
 418         {
 419                 msg_print(_("混乱していて読めない！", "You are too confused!"));
 420                 return;
 421         }
 422
 423         if (!(p_ptr->new_spells))
 424         {
 425                 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!"));
 426                 return;
 427         }
 428
 429 #ifdef JP
 430         if( p_ptr->new_spells < 10 ){
 431                 msg_format("あと %d つの必殺技を学べる。", p_ptr->new_spells);
 432         }else{
 433                 msg_format("あと %d 個の必殺技を学べる。", p_ptr->new_spells);
 434         }
 435 #else
 436         msg_format("You can learn %d new special attack%s.", p_ptr->new_spells,
 437                 (p_ptr->new_spells == 1?"":"s"));
 438 #endif
 439
 440         item_tester_tval = TV_HISSATSU_BOOK;
 441
 442         /* Get an item */
 443         q = _("どの書から学びますか? ", "Study which book? ");
 444         s = _("読める書がない。", "You have no books that you can read.");
 445
 446         if (!get_item(&item, q, s, (USE_INVEN | USE_FLOOR))) return;
 447
 448         /* Get the item (in the pack) */
 449         if (item >= 0)
 450         {
 451                 o_ptr = &inventory[item];
 452         }
 453
 454         /* Get the item (on the floor) */
 455         else
 456         {
 457                 o_ptr = &o_list[0 - item];
 458         }
 459
 460         for (i = o_ptr->sval * 8; i < o_ptr->sval * 8 + 8; i++)
 461         {
 462                 if (p_ptr->spell_learned1 & (1L << i)) continue;
 463                 if (technic_info[TECHNIC_HISSATSU][i].slevel > p_ptr->lev) continue;
 464
 465                 p_ptr->spell_learned1 |= (1L << i);
 466                 p_ptr->spell_worked1 |= (1L << i);
 467                 msg_format(_("%sの技を覚えた。", "You have learned the special attack of %s."), do_spell(REALM_HISSATSU, i, SPELL_NAME));
 468                 for (j = 0; j < 64; j++)
 469                 {
 470                         /* Stop at the first empty space */
 471                         if (p_ptr->spell_order[j] == 99) break;
 472                 }
 473                 p_ptr->spell_order[j] = i;
 474                 gain = TRUE;
 475         }
 476
 477         /* No gain ... */
 478         if (!gain)
 479                 msg_print(_("何も覚えられなかった。", "You were not able to learn any special attacks."));
 480
 481         else
 482                 p_ptr->energy_use = 100;
 483
 484         p_ptr->update |= (PU_SPELLS);
 485 }
 486
 487
 488 /*!
 489  * @brief 剣術のスレイ倍率計算を行う /
 490  * Calcurate magnification of hissatsu technics
 491  * @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)
 492  * @param flgs 剣術に使用する武器のスレイフラグ配列
 493  * @param m_ptr 目標となるモンスターの構造体参照ポインタ
 494  * @param mode 剣術のスレイ型ID
 495  * @return スレイの倍率(/10倍)
 496  */
 497 MULTIPLY mult_hissatsu(MULTIPLY mult, BIT_FLAGS *flgs, monster_type *m_ptr, BIT_FLAGS mode)
 498 {
 499         monster_race *r_ptr = &r_info[m_ptr->r_idx];
 500
 501         /* Burning Strike (Fire) */
 502         if (mode == HISSATSU_FIRE)
 503         {
 504                 /* Notice immunity */
 505                 if (r_ptr->flagsr & RFR_EFF_IM_FIRE_MASK)
 506                 {
 507                         if (is_original_ap_and_seen(m_ptr))
 508                         {
 509                                 r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_FIRE_MASK);
 510                         }
 511                 }
 512
 513                 /* Otherwise, take the damage */
 514                 else if (have_flag(flgs, TR_BRAND_FIRE))
 515                 {
 516                         if (r_ptr->flags3 & RF3_HURT_FIRE)
 517                         {
 518                                 if (mult < 70) mult = 70;
 519                                 if (is_original_ap_and_seen(m_ptr))
 520                                 {
 521                                         r_ptr->r_flags3 |= RF3_HURT_FIRE;
 522                                 }
 523                         }
 524                         else if (mult < 35) mult = 35;
 525                 }
 526                 else
 527                 {
 528                         if (r_ptr->flags3 & RF3_HURT_FIRE)
 529                         {
 530                                 if (mult < 50) mult = 50;
 531                                 if (is_original_ap_and_seen(m_ptr))
 532                                 {
 533                                         r_ptr->r_flags3 |= RF3_HURT_FIRE;
 534                                 }
 535                         }
 536                         else if (mult < 25) mult = 25;
 537                 }
 538         }
 539
 540         /* Serpent's Tongue (Poison) */
 541         if (mode == HISSATSU_POISON)
 542         {
 543                 /* Notice immunity */
 544                 if (r_ptr->flagsr & RFR_EFF_IM_POIS_MASK)
 545                 {
 546                         if (is_original_ap_and_seen(m_ptr))
 547                         {
 548                                 r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_POIS_MASK);
 549                         }
 550                 }
 551
 552                 /* Otherwise, take the damage */
 553                 else if (have_flag(flgs, TR_BRAND_POIS))
 554                 {
 555                         if (mult < 35) mult = 35;
 556                 }
 557                 else
 558                 {
 559                         if (mult < 25) mult = 25;
 560                 }
 561         }
 562
 563         /* Zammaken (Nonliving Evil) */
 564         if (mode == HISSATSU_ZANMA)
 565         {
 566                 if (!monster_living(r_ptr) && (r_ptr->flags3 & RF3_EVIL))
 567                 {
 568                         if (mult < 15) mult = 25;
 569                         else if (mult < 50) mult = MIN(50, mult+20);
 570                 }
 571         }
 572
 573         /* Rock Smash (Hurt Rock) */
 574         if (mode == HISSATSU_HAGAN)
 575         {
 576                 if (r_ptr->flags3 & RF3_HURT_ROCK)
 577                 {
 578                         if (is_original_ap_and_seen(m_ptr))
 579                         {
 580                                 r_ptr->r_flags3 |= RF3_HURT_ROCK;
 581                         }
 582                         if (mult == 10) mult = 40;
 583                         else if (mult < 60) mult = 60;
 584                 }
 585         }
 586
 587         /* Midare-Setsugekka (Cold) */
 588         if (mode == HISSATSU_COLD)
 589         {
 590                 /* Notice immunity */
 591                 if (r_ptr->flagsr & RFR_EFF_IM_COLD_MASK)
 592                 {
 593                         if (is_original_ap_and_seen(m_ptr))
 594                         {
 595                                 r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_COLD_MASK);
 596                         }
 597                 }
 598                 /* Otherwise, take the damage */
 599                 else if (have_flag(flgs, TR_BRAND_COLD))
 600                 {
 601                         if (r_ptr->flags3 & RF3_HURT_COLD)
 602                         {
 603                                 if (mult < 70) mult = 70;
 604                                 if (is_original_ap_and_seen(m_ptr))
 605                                 {
 606                                         r_ptr->r_flags3 |= RF3_HURT_COLD;
 607                                 }
 608                         }
 609                         else if (mult < 35) mult = 35;
 610                 }
 611                 else
 612                 {
 613                         if (r_ptr->flags3 & RF3_HURT_COLD)
 614                         {
 615                                 if (mult < 50) mult = 50;
 616                                 if (is_original_ap_and_seen(m_ptr))
 617                                 {
 618                                         r_ptr->r_flags3 |= RF3_HURT_COLD;
 619                                 }
 620                         }
 621                         else if (mult < 25) mult = 25;
 622                 }
 623         }
 624
 625         /* Lightning Eagle (Elec) */
 626         if (mode == HISSATSU_ELEC)
 627         {
 628                 /* Notice immunity */
 629                 if (r_ptr->flagsr & RFR_EFF_IM_ELEC_MASK)
 630                 {
 631                         if (is_original_ap_and_seen(m_ptr))
 632                         {
 633                                 r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_ELEC_MASK);
 634                         }
 635                 }
 636
 637                 /* Otherwise, take the damage */
 638                 else if (have_flag(flgs, TR_BRAND_ELEC))
 639                 {
 640                         if (mult < 70) mult = 70;
 641                 }
 642                 else
 643                 {
 644                         if (mult < 50) mult = 50;
 645                 }
 646         }
 647
 648         /* Bloody Maelstrom */
 649         if ((mode == HISSATSU_SEKIRYUKA) && p_ptr->cut && monster_living(r_ptr))
 650         {
 651                 MULTIPLY tmp = MIN(100, MAX(10, p_ptr->cut / 10));
 652                 if (mult < tmp) mult = tmp;
 653         }
 654
 655         /* Keiun-Kininken */
 656         if (mode == HISSATSU_UNDEAD)
 657         {
 658                 if (r_ptr->flags3 & RF3_UNDEAD)
 659                 {
 660                         if (is_original_ap_and_seen(m_ptr))
 661                         {
 662                                 r_ptr->r_flags3 |= RF3_UNDEAD;
 663                         }
 664                         if (mult == 10) mult = 70;
 665                         else if (mult < 140) mult = MIN(140, mult+60);
 666                 }
 667                 if (mult == 10) mult = 40;
 668                 else if (mult < 60) mult = MIN(60, mult+30);
 669         }
 670
 671         if (mult > 150) mult = 150;
 672
 673         return mult;
 674 }