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         int             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
  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(sn))
  60         {
  61                 /* Verify the spell */
  62                 if (technic_info[TECHNIC_HISSATSU][*sn].slevel <= plev)
  63                 {
  64                         /* Success */
  65                         return (TRUE);
  66                 }
  67         }
  68
  69 #endif /* ALLOW_REPEAT -- TNB */
  70
  71         /* Nothing chosen yet */
  72         flag = FALSE;
  73
  74         /* No redraw yet */
  75         redraw = FALSE;
  76
  77         for (i = 0; i < 32; i++)
  78         {
  79                 if (technic_info[TECHNIC_HISSATSU][i].slevel <= PY_MAX_LEVEL)
  80                 {
  81                         sentaku[num] = i;
  82                         num++;
  83                 }
  84         }
  85
  86         /* Build a prompt (accept all spells) */
  87         (void) strnfmt(out_val, 78,
  88                        _("(%^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? "),
  89                        p, I2A(0), "abcdefghijklmnopqrstuvwxyz012345"[num-1], p);
  90
  91         if (use_menu) screen_save();
  92
  93         /* Get a spell from the user */
  94
  95         choice= always_show_list ? ESCAPE:1 ;
  96         while (!flag)
  97         {
  98                 if(choice==ESCAPE) choice = ' ';
  99                 else if( !get_com(out_val, &choice, FALSE) )break;
 100
 101                 if (use_menu && choice != ' ')
 102                 {
 103                         switch(choice)
 104                         {
 105                                 case '0':
 106                                 {
 107                                         screen_load();
 108                                         return (FALSE);
 109                                 }
 110
 111                                 case '8':
 112                                 case 'k':
 113                                 case 'K':
 114                                 {
 115                                         do
 116                                         {
 117                                                 menu_line += 31;
 118                                                 if (menu_line > 32) menu_line -= 32;
 119                                         } while(!(p_ptr->spell_learned1 & (1L << (menu_line-1))));
 120                                         break;
 121                                 }
 122
 123                                 case '2':
 124                                 case 'j':
 125                                 case 'J':
 126                                 {
 127                                         do
 128                                         {
 129                                                 menu_line++;
 130                                                 if (menu_line > 32) menu_line -= 32;
 131                                         } while(!(p_ptr->spell_learned1 & (1L << (menu_line-1))));
 132                                         break;
 133                                 }
 134
 135                                 case '4':
 136                                 case 'h':
 137                                 case 'H':
 138                                 case '6':
 139                                 case 'l':
 140                                 case 'L':
 141                                 {
 142                                         bool reverse = FALSE;
 143                                         if ((choice == '4') || (choice == 'h') || (choice == 'H')) reverse = TRUE;
 144                                         if (menu_line > 16)
 145                                         {
 146                                                 menu_line -= 16;
 147                                                 reverse = TRUE;
 148                                         }
 149                                         else menu_line+=16;
 150                                         while(!(p_ptr->spell_learned1 & (1L << (menu_line-1))))
 151                                         {
 152                                                 if (reverse)
 153                                                 {
 154                                                         menu_line--;
 155                                                         if (menu_line < 2) reverse = FALSE;
 156                                                 }
 157                                                 else
 158                                                 {
 159                                                         menu_line++;
 160                                                         if (menu_line > 31) reverse = TRUE;
 161                                                 }
 162                                         }
 163                                         break;
 164                                 }
 165
 166                                 case 'x':
 167                                 case 'X':
 168                                 case '\r':
 169                                 case '\n':
 170                                 {
 171                                         i = menu_line - 1;
 172                                         ask = FALSE;
 173                                         break;
 174                                 }
 175                         }
 176                 }
 177                 /* Request redraw */
 178                 if ((choice == ' ') || (choice == '*') || (choice == '?') || (use_menu && ask))
 179                 {
 180                         /* Show the list */
 181                         if (!redraw || use_menu)
 182                         {
 183                                 char psi_desc[80];
 184                                 int line;
 185
 186                                 /* Show list */
 187                                 redraw = TRUE;
 188
 189                                 /* Save the screen */
 190                                 if (!use_menu) screen_save();
 191
 192                                 /* Display a list of spells */
 193                                 prt("", y, x);
 194                                 put_str(_("名前              Lv  MP      名前              Lv  MP ",
 195                                                   "name              Lv  SP      name              Lv  SP "), y, x + 5);
 196                                 prt("", y+1, x);
 197                                 /* Dump the spells */
 198                                 for (i = 0, line = 0; i < 32; i++)
 199                                 {
 200                                         spell = technic_info[TECHNIC_HISSATSU][i];
 201
 202                                         if (spell.slevel > PY_MAX_LEVEL) continue;
 203                                         line++;
 204                                         if (!(p_ptr->spell_learned1 >> i)) break;
 205
 206                                         /* Access the spell */
 207                                         if (spell.slevel > plev)   continue;
 208                                         if (!(p_ptr->spell_learned1 & (1L << i))) continue;
 209                                         if (use_menu)
 210                                         {
 211                                                 if (i == (menu_line-1))
 212                                                         strcpy(psi_desc, _("  》", "  > "));
 213                                                 else strcpy(psi_desc, "    ");
 214
 215                                         }
 216                                         else
 217                                         {
 218                                                 char letter;
 219                                                 if (line <= 26)
 220                                                         letter = I2A(line-1);
 221                                                 else
 222                                                         letter = '0' + line - 27;
 223                                                 sprintf(psi_desc, "  %c)",letter);
 224                                         }
 225
 226                                         /* Dump the spell --(-- */
 227                                         strcat(psi_desc, format(" %-18s%2d %3d",
 228                                                 do_spell(REALM_HISSATSU, i, SPELL_NAME),
 229                                                 spell.slevel, spell.smana));
 230                                         prt(psi_desc, y + (line%17) + (line >= 17), x+(line/17)*30);
 231                                         prt("", y + (line%17) + (line >= 17) + 1, x+(line/17)*30);
 232                                 }
 233                         }
 234
 235                         /* Hide the list */
 236                         else
 237                         {
 238                                 /* Hide list */
 239                                 redraw = FALSE;
 240
 241                                 /* Restore the screen */
 242                                 screen_load();
 243                         }
 244
 245                         /* Redo asking */
 246                         continue;
 247                 }
 248
 249                 if (!use_menu)
 250                 {
 251                         if (isalpha(choice))
 252                         {
 253                                 /* Note verify */
 254                                 ask = (isupper(choice));
 255
 256                                 /* Lowercase */
 257                                 if (ask) choice = tolower(choice);
 258
 259                                 /* Extract request */
 260                                 i = (islower(choice) ? A2I(choice) : -1);
 261                         }
 262                         else
 263                         {
 264                                 ask = FALSE; /* Can't uppercase digits */
 265
 266                                 i = choice - '0' + 26;
 267                         }
 268                 }
 269
 270                 /* Totally Illegal */
 271                 if ((i < 0) || (i >= 32) || !(p_ptr->spell_learned1 & (1 << sentaku[i])))
 272                 {
 273                         bell();
 274                         continue;
 275                 }
 276
 277                 j = sentaku[i];
 278
 279                 /* Verify it */
 280                 if (ask)
 281                 {
 282                         char tmp_val[160];
 283
 284                         /* Prompt */
 285                         (void) strnfmt(tmp_val, 78, _("%sを使いますか？", "Use %s? "), do_spell(REALM_HISSATSU, j, SPELL_NAME));
 286
 287                         /* Belay that order */
 288                         if (!get_check(tmp_val)) continue;
 289                 }
 290
 291                 /* Stop the loop */
 292                 flag = TRUE;
 293         }
 294
 295         /* Restore the screen */
 296         if (redraw) screen_load();
 297
 298         /* Show choices */
 299         p_ptr->window |= (PW_SPELL);
 300
 301         /* Window stuff */
 302         window_stuff();
 303
 304
 305         /* Abort if needed */
 306         if (!flag) return (FALSE);
 307
 308         /* Save the choice */
 309         (*sn) = j;
 310
 311 #ifdef ALLOW_REPEAT /* TNB */
 312
 313         repeat_push(*sn);
 314
 315 #endif /* ALLOW_REPEAT -- TNB */
 316
 317         /* Success */
 318         return (TRUE);
 319 }
 320
 321
 322 /*!
 323  * @brief 剣術コマンドのメインルーチン
 324  * @return なし
 325  */
 326 void do_cmd_hissatsu(void)
 327 {
 328         SPELL_IDX       n = 0;
 329         magic_type      spell;
 330
 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         /* Take a turn */
 376         p_ptr->energy_use = 100;
 377
 378         /* Use some mana */
 379         p_ptr->csp -= spell.smana;
 380
 381         /* Limit */
 382         if (p_ptr->csp < 0) p_ptr->csp = 0;
 383
 384         /* Redraw mana */
 385         p_ptr->redraw |= (PR_MANA);
 386
 387         /* Window stuff */
 388         p_ptr->window |= (PW_PLAYER);
 389         p_ptr->window |= (PW_SPELL);
 390 }
 391
 392
 393 /*!
 394  * @brief 剣術コマンドの学習
 395  * @return なし
 396  */
 397 void do_cmd_gain_hissatsu(void)
 398 {
 399         int item, 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         /* Take a turn */
 482         else
 483                 p_ptr->energy_use = 100;
 484
 485         p_ptr->update |= (PU_SPELLS);
 486 }
 487
 488
 489 /*!
 490  * @brief 剣術のスレイ倍率計算を行う /
 491  * Calcurate magnification of hissatsu technics
 492  * @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)
 493  * @param flgs 剣術に使用する武器のスレイフラグ配列
 494  * @param m_ptr 目標となるモンスターの構造体参照ポインタ
 495  * @param mode 剣術のスレイ型ID
 496  * @return スレイの倍率(/10倍)
 497  */
 498 s16b mult_hissatsu(int mult, u32b *flgs, monster_type *m_ptr, int mode)
 499 {
 500         monster_race *r_ptr = &r_info[m_ptr->r_idx];
 501
 502         /* Burning Strike (Fire) */
 503         if (mode == HISSATSU_FIRE)
 504         {
 505                 /* Notice immunity */
 506                 if (r_ptr->flagsr & RFR_EFF_IM_FIRE_MASK)
 507                 {
 508                         if (is_original_ap_and_seen(m_ptr))
 509                         {
 510                                 r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_FIRE_MASK);
 511                         }
 512                 }
 513
 514                 /* Otherwise, take the damage */
 515                 else if (have_flag(flgs, TR_BRAND_FIRE))
 516                 {
 517                         if (r_ptr->flags3 & RF3_HURT_FIRE)
 518                         {
 519                                 if (mult < 70) mult = 70;
 520                                 if (is_original_ap_and_seen(m_ptr))
 521                                 {
 522                                         r_ptr->r_flags3 |= RF3_HURT_FIRE;
 523                                 }
 524                         }
 525                         else if (mult < 35) mult = 35;
 526                 }
 527                 else
 528                 {
 529                         if (r_ptr->flags3 & RF3_HURT_FIRE)
 530                         {
 531                                 if (mult < 50) mult = 50;
 532                                 if (is_original_ap_and_seen(m_ptr))
 533                                 {
 534                                         r_ptr->r_flags3 |= RF3_HURT_FIRE;
 535                                 }
 536                         }
 537                         else if (mult < 25) mult = 25;
 538                 }
 539         }
 540
 541         /* Serpent's Tongue (Poison) */
 542         if (mode == HISSATSU_POISON)
 543         {
 544                 /* Notice immunity */
 545                 if (r_ptr->flagsr & RFR_EFF_IM_POIS_MASK)
 546                 {
 547                         if (is_original_ap_and_seen(m_ptr))
 548                         {
 549                                 r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_POIS_MASK);
 550                         }
 551                 }
 552
 553                 /* Otherwise, take the damage */
 554                 else if (have_flag(flgs, TR_BRAND_POIS))
 555                 {
 556                         if (mult < 35) mult = 35;
 557                 }
 558                 else
 559                 {
 560                         if (mult < 25) mult = 25;
 561                 }
 562         }
 563
 564         /* Zammaken (Nonliving Evil) */
 565         if (mode == HISSATSU_ZANMA)
 566         {
 567                 if (!monster_living(r_ptr) && (r_ptr->flags3 & RF3_EVIL))
 568                 {
 569                         if (mult < 15) mult = 25;
 570                         else if (mult < 50) mult = MIN(50, mult+20);
 571                 }
 572         }
 573
 574         /* Rock Smash (Hurt Rock) */
 575         if (mode == HISSATSU_HAGAN)
 576         {
 577                 if (r_ptr->flags3 & RF3_HURT_ROCK)
 578                 {
 579                         if (is_original_ap_and_seen(m_ptr))
 580                         {
 581                                 r_ptr->r_flags3 |= RF3_HURT_ROCK;
 582                         }
 583                         if (mult == 10) mult = 40;
 584                         else if (mult < 60) mult = 60;
 585                 }
 586         }
 587
 588         /* Midare-Setsugekka (Cold) */
 589         if (mode == HISSATSU_COLD)
 590         {
 591                 /* Notice immunity */
 592                 if (r_ptr->flagsr & RFR_EFF_IM_COLD_MASK)
 593                 {
 594                         if (is_original_ap_and_seen(m_ptr))
 595                         {
 596                                 r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_COLD_MASK);
 597                         }
 598                 }
 599                 /* Otherwise, take the damage */
 600                 else if (have_flag(flgs, TR_BRAND_COLD))
 601                 {
 602                         if (r_ptr->flags3 & RF3_HURT_COLD)
 603                         {
 604                                 if (mult < 70) mult = 70;
 605                                 if (is_original_ap_and_seen(m_ptr))
 606                                 {
 607                                         r_ptr->r_flags3 |= RF3_HURT_COLD;
 608                                 }
 609                         }
 610                         else if (mult < 35) mult = 35;
 611                 }
 612                 else
 613                 {
 614                         if (r_ptr->flags3 & RF3_HURT_COLD)
 615                         {
 616                                 if (mult < 50) mult = 50;
 617                                 if (is_original_ap_and_seen(m_ptr))
 618                                 {
 619                                         r_ptr->r_flags3 |= RF3_HURT_COLD;
 620                                 }
 621                         }
 622                         else if (mult < 25) mult = 25;
 623                 }
 624         }
 625
 626         /* Lightning Eagle (Elec) */
 627         if (mode == HISSATSU_ELEC)
 628         {
 629                 /* Notice immunity */
 630                 if (r_ptr->flagsr & RFR_EFF_IM_ELEC_MASK)
 631                 {
 632                         if (is_original_ap_and_seen(m_ptr))
 633                         {
 634                                 r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_ELEC_MASK);
 635                         }
 636                 }
 637
 638                 /* Otherwise, take the damage */
 639                 else if (have_flag(flgs, TR_BRAND_ELEC))
 640                 {
 641                         if (mult < 70) mult = 70;
 642                 }
 643                 else
 644                 {
 645                         if (mult < 50) mult = 50;
 646                 }
 647         }
 648
 649         /* Bloody Maelstrom */
 650         if ((mode == HISSATSU_SEKIRYUKA) && p_ptr->cut && monster_living(r_ptr))
 651         {
 652                 int tmp = MIN(100, MAX(10, p_ptr->cut / 10));
 653                 if (mult < tmp) mult = tmp;
 654         }
 655
 656         /* Keiun-Kininken */
 657         if (mode == HISSATSU_UNDEAD)
 658         {
 659                 if (r_ptr->flags3 & RF3_UNDEAD)
 660                 {
 661                         if (is_original_ap_and_seen(m_ptr))
 662                         {
 663                                 r_ptr->r_flags3 |= RF3_UNDEAD;
 664                         }
 665                         if (mult == 10) mult = 70;
 666                         else if (mult < 140) mult = MIN(140, mult+60);
 667                 }
 668                 if (mult == 10) mult = 40;
 669                 else if (mult < 60) mult = MIN(60, mult+30);
 670         }
 671
 672         if (mult > 150) mult = 150;
 673
 674         return mult;
 675 }