src/game/g_main.pas

   1 (* Copyright (C)  DooM 2D:Forever Developers
   2  *
   3  * This program is free software: you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation, either version 3 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15  *)
  16 {$INCLUDE ../shared/a_modes.inc}
  17 unit g_main;
  18
  19 interface
  20
  21 procedure Main();
  22 procedure Init();
  23 procedure Release();
  24 procedure Update();
  25 procedure Draw();
  26 procedure KeyPress(K: Word);
  27 procedure CharPress(C: Char);
  28
  29 var
  30   GameDir: string;
  31   DataDir: string;
  32   MapsDir: string;
  33   ModelsDir: string;
  34   GameWAD: string;
  35
  36 implementation
  37
  38 uses
  39   SDL2, GL, GLExt, wadreader, e_log, g_window,
  40   e_graphics, e_input, g_game, g_console, g_gui,
  41   e_sound, g_options, g_sound, g_player,
  42   g_weapons, SysUtils, g_triggers, MAPDEF, g_map,
  43   g_menu, g_language, g_net,
  44   utils, conbuf, envvars;
  45
  46 var
  47   charbuff: Array [0..15] of Char;
  48
  49 procedure Main();
  50 var
  51   sdlflags: LongWord;
  52 begin
  53   e_InitWritelnDriver();
  54
  55   GetDir(0, GameDir);
  56   MapsDir := GameDir + '/maps/';
  57   DataDir := GameDir + '/data/';
  58   ModelsDir := DataDir + 'models/';
  59   GameWAD := DataDir + 'Game.wad';
  60
  61   e_InitLog(GameDir + '/' + LOG_FILENAME, TWriteMode.WM_NEWFILE);
  62
  63   e_WriteLog('Read config file', TMsgType.Notify);
  64   g_Options_Read(GameDir + '/' + CONFIG_FILENAME);
  65
  66 {$IFDEF HEADLESS}
  67   conbufDumpToStdOut := true;
  68 {$ENDIF}
  69   e_WriteToStdOut := False; //{$IFDEF HEADLESS}True;{$ELSE}False;{$ENDIF}
  70
  71   //GetSystemDefaultLCID()
  72
  73   //e_WriteLog('Read language file', MSG_NOTIFY);
  74   //g_Language_Load(DataDir + gLanguage + '.txt');
  75   e_WriteLog(gLanguage, TMsgType.Notify);
  76   g_Language_Set(gLanguage);
  77
  78 {$IFDEF HEADLESS}
  79  {$IFDEF USE_SDLMIXER}
  80   sdlflags := SDL_INIT_TIMER or SDL_INIT_AUDIO or $00004000;
  81   // HACK: shit this into env and hope for the best
  82   SetEnvVar('SDL_AUDIODRIVER', 'dummy');
  83  {$ELSE}
  84   sdlflags := SDL_INIT_TIMER or $00004000;
  85  {$ENDIF}
  86 {$ELSE}
  87  {$IFDEF USE_SDLMIXER}
  88   sdlflags := SDL_INIT_EVERYTHING;
  89  {$ELSE}
  90   sdlflags := SDL_INIT_JOYSTICK or SDL_INIT_TIMER or SDL_INIT_VIDEO;
  91  {$ENDIF}
  92 {$ENDIF}
  93   if SDL_Init(sdlflags) < 0 then
  94     raise Exception.Create('SDL: Init failed: ' + SDL_GetError());
  95
  96 {$IFDEF HEADLESS}
  97   SDL_StartTextInput();
  98 {$ENDIF}
  99
 100   e_WriteLog('Entering SDLMain', TMsgType.Notify);
 101
 102 {$WARNINGS OFF}
 103   SDLMain();
 104 {$WARNINGS ON}
 105
 106 {$IFDEF HEADLESS}
 107   SDL_StopTextInput();
 108 {$ENDIF}
 109
 110   e_WriteLog('Releasing SDL', TMsgType.Notify);
 111   SDL_Quit();
 112 end;
 113
 114 procedure Init();
 115 var
 116   a: Integer;
 117   NoSound: Boolean;
 118 begin
 119   Randomize;
 120
 121 {$IFDEF HEADLESS}
 122  {$IFDEF USE_SDLMIXER}
 123   NoSound := False; // hope env has set SDL_AUDIODRIVER to dummy
 124  {$ELSE}
 125   NoSound := True; // FMOD backend will sort it out
 126  {$ENDIF}
 127 {$ELSE}
 128   NoSound := False;
 129 {$ENDIF}
 130
 131   e_WriteLog('Init Input', TMsgType.Notify);
 132   e_InitInput();
 133
 134   if (e_JoysticksAvailable > 0) then
 135     e_WriteLog('Input: Joysticks available.', TMsgType.Notify)
 136   else
 137     e_WriteLog('Input: No Joysticks.', TMsgType.Notify);
 138
 139   if (not gNoSound) then
 140   begin
 141     e_WriteLog('Initializing sound system', TMsgType.Notify);
 142     e_InitSoundSystem(NoSound);
 143   end;
 144
 145   e_WriteLog('Init game', TMsgType.Notify);
 146   g_Game_Init();
 147
 148   for a := 0 to 15 do charbuff[a] := ' ';
 149 end;
 150
 151 procedure Release();
 152 begin
 153   e_WriteLog('Releasing engine', TMsgType.Notify);
 154   e_ReleaseEngine();
 155
 156   e_WriteLog('Releasing Input', TMsgType.Notify);
 157   e_ReleaseInput();
 158
 159   if not gNoSound then
 160   begin
 161     e_WriteLog('Releasing FMOD', TMsgType.Notify);
 162     e_ReleaseSoundSystem();
 163   end;
 164 end;
 165
 166 procedure Update();
 167 begin
 168   g_Game_Update();
 169 end;
 170
 171 procedure Draw();
 172 begin
 173   g_Game_Draw();
 174 end;
 175
 176 function Translit(S: String): String;
 177 var
 178   i: Integer;
 179 begin
 180   Result := S;
 181   for i := 1 to Length(Result) do
 182     case Result[i] of
 183       'É': Result[i] := 'Q';
 184       'Ö': Result[i] := 'W';
 185       'Ó': Result[i] := 'E';
 186       'Ê': Result[i] := 'R';
 187       'Å': Result[i] := 'T';
 188       'Í': Result[i] := 'Y';
 189       'Ã': Result[i] := 'U';
 190       'Ø': Result[i] := 'I';
 191       'Ù': Result[i] := 'O';
 192       'Ç': Result[i] := 'P';
 193       'Õ': Result[i] := '['; //Chr(219);
 194       'Ú': Result[i] := ']'; //Chr(221);
 195       'Ô': Result[i] := 'A';
 196       'Û': Result[i] := 'S';
 197       'Â': Result[i] := 'D';
 198       'À': Result[i] := 'F';
 199       'Ï': Result[i] := 'G';
 200       'Ð': Result[i] := 'H';
 201       'Î': Result[i] := 'J';
 202       'Ë': Result[i] := 'K';
 203       'Ä': Result[i] := 'L';
 204       'Æ': Result[i] := ';'; //Chr(186);
 205       'Ý': Result[i] := #39; //Chr(222);
 206       'ß': Result[i] := 'Z';
 207       '×': Result[i] := 'X';
 208       'Ñ': Result[i] := 'C';
 209       'Ì': Result[i] := 'V';
 210       'È': Result[i] := 'B';
 211       'Ò': Result[i] := 'N';
 212       'Ü': Result[i] := 'M';
 213       'Á': Result[i] := ','; //Chr(188);
 214       'Þ': Result[i] := '.'; //Chr(190);
 215     end;
 216 end;
 217
 218
 219 function CheckCheat (ct: TStrings_Locale; eofs: Integer=0): Boolean;
 220 var
 221   ls1, ls2: string;
 222 begin
 223   ls1 :=          CheatEng[ct];
 224   ls2 := Translit(CheatRus[ct]);
 225   if length(ls1) = 0 then ls1 := '~';
 226   if length(ls2) = 0 then ls2 := '~';
 227   result :=
 228     (Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)) = ls1) or
 229     (Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))) = ls1) or
 230     (Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)) = ls2) or
 231     (Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))) = ls2);
 232   {
 233   if ct = I_GAME_CHEAT_JETPACK then
 234   begin
 235     e_WriteLog('ls1: ['+ls1+']', MSG_NOTIFY);
 236     e_WriteLog('ls2: ['+ls2+']', MSG_NOTIFY);
 237     e_WriteLog('bf0: ['+Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))+']', MSG_NOTIFY);
 238     e_WriteLog('bf1: ['+Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)))+']', MSG_NOTIFY);
 239     e_WriteLog('bf2: ['+Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))+']', MSG_NOTIFY);
 240     e_WriteLog('bf3: ['+Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)))+']', MSG_NOTIFY);
 241   end;
 242   }
 243 end;
 244
 245
 246 procedure Cheat();
 247 const
 248   CHEAT_DAMAGE = 500;
 249 label
 250   Cheated;
 251 var
 252   s, s2: string;
 253   c: ShortString;
 254   a: Integer;
 255 begin
 256   {
 257   if (not gGameOn) or (not gCheats) or ((gGameSettings.GameType <> GT_SINGLE) and
 258     (gGameSettings.GameMode <> GM_COOP) and (not gDebugMode))
 259     or g_Game_IsNet then Exit;
 260   }
 261   if not gGameOn then exit;
 262   if not conIsCheatsEnabled then exit;
 263
 264   s := 'SOUND_GAME_RADIO';
 265
 266   //
 267   if CheckCheat(I_GAME_CHEAT_GODMODE) then
 268   begin
 269     if gPlayer1 <> nil then gPlayer1.GodMode := not gPlayer1.GodMode;
 270     if gPlayer2 <> nil then gPlayer2.GodMode := not gPlayer2.GodMode;
 271     goto Cheated;
 272   end;
 273   // RAMBO
 274   if CheckCheat(I_GAME_CHEAT_WEAPONS) then
 275   begin
 276     if gPlayer1 <> nil then gPlayer1.AllRulez(False);
 277     if gPlayer2 <> nil then gPlayer2.AllRulez(False);
 278     goto Cheated;
 279   end;
 280   // TANK
 281   if CheckCheat(I_GAME_CHEAT_HEALTH) then
 282   begin
 283     if gPlayer1 <> nil then gPlayer1.AllRulez(True);
 284     if gPlayer2 <> nil then gPlayer2.AllRulez(True);
 285     goto Cheated;
 286   end;
 287   // IDDQD
 288   if CheckCheat(I_GAME_CHEAT_DEATH) then
 289   begin
 290     if gPlayer1 <> nil then gPlayer1.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 291     if gPlayer2 <> nil then gPlayer2.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 292     s := 'SOUND_MONSTER_HAHA';
 293     goto Cheated;
 294   end;
 295   //
 296   if CheckCheat(I_GAME_CHEAT_DOORS) then
 297   begin
 298     g_Triggers_OpenAll();
 299     goto Cheated;
 300   end;
 301   // GOODBYE
 302   if CheckCheat(I_GAME_CHEAT_NEXTMAP) then
 303   begin
 304     if gTriggers <> nil then
 305       for a := 0 to High(gTriggers) do
 306         if gTriggers[a].TriggerType = TRIGGER_EXIT then
 307         begin
 308           gExitByTrigger := True;
 309           //g_Game_ExitLevel(gTriggers[a].Data.MapName);
 310           g_Game_ExitLevel(gTriggers[a].tgcMap);
 311           Break;
 312         end;
 313     goto Cheated;
 314   end;
 315   //
 316   s2 := Copy(charbuff, 15, 2);
 317   if CheckCheat(I_GAME_CHEAT_CHANGEMAP, 2) and (s2[1] >= '0') and (s2[1] <= '9') and (s2[2] >= '0') and (s2[2] <= '9') then
 318   begin
 319     if g_Map_Exist(MapsDir+gGameSettings.WAD+':\MAP'+s2) then
 320     begin
 321       c := 'MAP00';
 322       c[3] := s2[1];
 323       c[4] := s2[2];
 324       g_Game_ExitLevel(c);
 325     end;
 326     goto Cheated;
 327   end;
 328   //
 329   if CheckCheat(I_GAME_CHEAT_FLY) then
 330   begin
 331     gFly := not gFly;
 332     goto Cheated;
 333   end;
 334   // BULLFROG
 335   if CheckCheat(I_GAME_CHEAT_JUMPS) then
 336   begin
 337     VEL_JUMP := 30-VEL_JUMP;
 338     goto Cheated;
 339   end;
 340   // FORMULA1
 341   if CheckCheat(I_GAME_CHEAT_SPEED) then
 342   begin
 343     MAX_RUNVEL := 32-MAX_RUNVEL;
 344     goto Cheated;
 345   end;
 346   // CONDOM
 347   if CheckCheat(I_GAME_CHEAT_SUIT) then
 348   begin
 349     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_SUIT);
 350     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_SUIT);
 351     goto Cheated;
 352   end;
 353   //
 354   if CheckCheat(I_GAME_CHEAT_AIR) then
 355   begin
 356     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_OXYGEN);
 357     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_OXYGEN);
 358     goto Cheated;
 359   end;
 360   // PURELOVE
 361   if CheckCheat(I_GAME_CHEAT_BERSERK) then
 362   begin
 363     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_MEDKIT_BLACK);
 364     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_MEDKIT_BLACK);
 365     goto Cheated;
 366   end;
 367   //
 368   if CheckCheat(I_GAME_CHEAT_JETPACK) then
 369   begin
 370     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_JETPACK);
 371     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_JETPACK);
 372     goto Cheated;
 373   end;
 374   // CASPER
 375   if CheckCheat(I_GAME_CHEAT_NOCLIP) then
 376   begin
 377     if gPlayer1 <> nil then gPlayer1.SwitchNoClip;
 378     if gPlayer2 <> nil then gPlayer2.SwitchNoClip;
 379     goto Cheated;
 380   end;
 381   //
 382   if CheckCheat(I_GAME_CHEAT_NOTARGET) then
 383   begin
 384     if gPlayer1 <> nil then gPlayer1.NoTarget := not gPlayer1.NoTarget;
 385     if gPlayer2 <> nil then gPlayer2.NoTarget := not gPlayer2.NoTarget;
 386     goto Cheated;
 387   end;
 388   // INFERNO
 389   if CheckCheat(I_GAME_CHEAT_NORELOAD) then
 390   begin
 391     if gPlayer1 <> nil then gPlayer1.NoReload := not gPlayer1.NoReload;
 392     if gPlayer2 <> nil then gPlayer2.NoReload := not gPlayer2.NoReload;
 393     goto Cheated;
 394   end;
 395   if CheckCheat(I_GAME_CHEAT_AIMLINE) then
 396   begin
 397     gAimLine := not gAimLine;
 398     goto Cheated;
 399   end;
 400   if CheckCheat(I_GAME_CHEAT_AUTOMAP) then
 401   begin
 402     gShowMap := not gShowMap;
 403     goto Cheated;
 404   end;
 405   Exit;
 406
 407 Cheated:
 408   g_Sound_PlayEx(s);
 409 end;
 410
 411 procedure KeyPress(K: Word);
 412 var
 413   Msg: g_gui.TMessage;
 414 begin
 415   case K of
 416     IK_PAUSE: // <Pause/Break>:
 417       begin
 418         if (g_ActiveWindow = nil) then
 419           g_Game_Pause(not gPause);
 420       end;
 421
 422     IK_BACKQUOTE: // <`/~/¨/¸>:
 423       begin
 424         g_Console_Switch();
 425       end;
 426
 427     IK_ESCAPE: // <Esc>:
 428       begin
 429         if gChatShow then
 430         begin
 431           g_Console_Chat_Switch();
 432           Exit;
 433         end;
 434
 435         if gConsoleShow then
 436           g_Console_Switch()
 437         else
 438           if g_ActiveWindow <> nil then
 439             begin
 440               Msg.Msg := WM_KEYDOWN;
 441               Msg.WParam := IK_ESCAPE;
 442               g_ActiveWindow.OnMessage(Msg);
 443             end
 444           else
 445             if gState <> STATE_FOLD then
 446               if gGameOn
 447               or (gState = STATE_INTERSINGLE)
 448               or (gState = STATE_INTERCUSTOM)
 449               then
 450                 g_Game_InGameMenu(True)
 451               else
 452                 if (gExit = 0) and (gState <> STATE_SLIST) then
 453                   begin
 454                     if gState <> STATE_MENU then
 455                       if NetMode <> NET_NONE then
 456                       begin
 457                         g_Game_StopAllSounds(True);
 458                         g_Game_Free;
 459                         gState := STATE_MENU;
 460                         Exit;
 461                       end;
 462
 463                     g_GUI_ShowWindow('MainMenu');
 464                     g_Sound_PlayEx('MENU_OPEN');
 465                   end;
 466       end;
 467
 468     IK_F2, IK_F3, IK_F4, IK_F5, IK_F6, IK_F7, IK_F10:
 469       begin // <F2> .. <F6> � <F12>
 470         if gGameOn and (not gConsoleShow) and (not gChatShow) then
 471         begin
 472           while g_ActiveWindow <> nil do
 473             g_GUI_HideWindow(False);
 474
 475           if (not g_Game_IsNet) then
 476             g_Game_Pause(True);
 477
 478           case K of
 479             IK_F2:
 480               g_Menu_Show_SaveMenu();
 481             IK_F3:
 482               g_Menu_Show_LoadMenu();
 483             IK_F4:
 484               g_Menu_Show_GameSetGame();
 485             IK_F5:
 486               g_Menu_Show_OptionsVideo();
 487             IK_F6:
 488               g_Menu_Show_OptionsSound();
 489             IK_F7:
 490               g_Menu_Show_EndGameMenu();
 491             IK_F10:
 492               g_Menu_Show_QuitGameMenu();
 493           end;
 494         end;
 495       end;
 496
 497     else
 498       begin
 499         gJustChatted := False;
 500         if gConsoleShow or gChatShow then
 501           g_Console_Control(K)
 502         else
 503           if g_ActiveWindow <> nil then
 504           begin
 505             Msg.Msg := WM_KEYDOWN;
 506             Msg.WParam := K;
 507             g_ActiveWindow.OnMessage(Msg);
 508           end
 509           else
 510           begin
 511             if (gState = STATE_MENU) then
 512             begin
 513               g_GUI_ShowWindow('MainMenu');
 514               g_Sound_PlayEx('MENU_OPEN');
 515             end;
 516           end;
 517       end;
 518   end;
 519 end;
 520
 521 procedure CharPress(C: Char);
 522 var
 523   Msg: g_gui.TMessage;
 524   a: Integer;
 525 begin
 526   if (not gChatShow) and ((C = '`') or (C = '~') or (C = '¸') or (C = '¨')) then
 527     Exit;
 528
 529   if gConsoleShow or gChatShow then
 530     g_Console_Char(C)
 531   else
 532     if g_ActiveWindow <> nil then
 533     begin
 534       Msg.Msg := WM_CHAR;
 535       Msg.WParam := Ord(C);
 536       g_ActiveWindow.OnMessage(Msg);
 537     end
 538     else
 539     begin
 540       for a := 0 to 14 do charbuff[a] := charbuff[a+1];
 541       charbuff[15] := UpCase1251(C);
 542       Cheat();
 543     end;
 544 end;
 545
 546 end.