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 {$INCLUDE ../shared/a_modes.inc}
  17 unit g_main;
  18
  19 interface
  20
  21 procedure Main();
  22 procedure Init();
  23 procedure Release();
  24 procedure Update();
  25 procedure Draw();
  26 procedure KeyPress(K: Word);
  27 procedure CharPress(C: Char);
  28
  29 var
  30   GameDir: string;
  31   DataDir: string;
  32   MapsDir: string;
  33   ModelsDir: string;
  34   GameWAD: string;
  35
  36 implementation
  37
  38 uses
  39   SDL2, GL, GLExt, wadreader, e_log, g_window,
  40   e_graphics, e_input, g_game, g_console, g_gui,
  41   e_sound, g_options, g_sound, g_player,
  42   g_weapons, SysUtils, g_triggers, MAPDEF, g_map,
  43   g_menu, g_language, g_net,
  44   utils, conbuf, envvars;
  45
  46 var
  47   charbuff: Array [0..15] of Char;
  48
  49 procedure Main();
  50 var
  51   sdlflags: LongWord;
  52 begin
  53   e_InitWritelnDriver();
  54
  55   GetDir(0, GameDir);
  56   MapsDir := GameDir + '/maps/';
  57   DataDir := GameDir + '/data/';
  58   ModelsDir := DataDir + 'models/';
  59   GameWAD := DataDir + 'Game.wad';
  60
  61   e_InitLog(GameDir + '/' + LOG_FILENAME, WM_NEWFILE);
  62
  63   e_WriteLog('Read config file', MSG_NOTIFY);
  64   g_Options_Read(GameDir + '/' + CONFIG_FILENAME);
  65
  66 {$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, MSG_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 {$ENDIF}
  99
 100   e_WriteLog('Entering SDLMain', MSG_NOTIFY);
 101
 102 {$WARNINGS OFF}
 103   SDLMain();
 104 {$WARNINGS ON}
 105
 106 {$IFDEF HEADLESS}
 107   SDL_StopTextInput();
 108 {$ENDIF}
 109
 110   e_WriteLog('Releasing SDL', MSG_NOTIFY);
 111   SDL_Quit();
 112 end;
 113
 114 procedure Init();
 115 var
 116   a: Integer;
 117   NoSound: Boolean;
 118 begin
 119   Randomize;
 120
 121 {$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', MSG_NOTIFY);
 132   e_InitInput();
 133
 134   if (e_JoysticksAvailable > 0) then
 135     e_WriteLog('Input: Joysticks available.', MSG_NOTIFY)
 136   else
 137     e_WriteLog('Input: No Joysticks.', MSG_NOTIFY);
 138
 139   if (not gNoSound) then
 140   begin
 141     e_WriteLog('Initializing sound system', MSG_NOTIFY);
 142     e_InitSoundSystem(NoSound);
 143   end;
 144
 145   e_WriteLog('Init game', MSG_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', MSG_NOTIFY);
 154   e_ReleaseEngine();
 155
 156   e_WriteLog('Releasing Input', MSG_NOTIFY);
 157   e_ReleaseInput();
 158
 159   if not gNoSound then
 160   begin
 161     e_WriteLog('Releasing FMOD', MSG_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: Char16;
 254   a: Integer;
 255 begin
 256   if (not gGameOn) or (not gCheats) or ((gGameSettings.GameType <> GT_SINGLE) and
 257     (gGameSettings.GameMode <> GM_COOP) and (not gDebugMode))
 258     or g_Game_IsNet then Exit;
 259
 260   s := 'SOUND_GAME_RADIO';
 261
 262   //
 263   if CheckCheat(I_GAME_CHEAT_GODMODE) then
 264   begin
 265     if gPlayer1 <> nil then gPlayer1.GodMode := not gPlayer1.GodMode;
 266     if gPlayer2 <> nil then gPlayer2.GodMode := not gPlayer2.GodMode;
 267     goto Cheated;
 268   end;
 269   // RAMBO
 270   if CheckCheat(I_GAME_CHEAT_WEAPONS) then
 271   begin
 272     if gPlayer1 <> nil then gPlayer1.AllRulez(False);
 273     if gPlayer2 <> nil then gPlayer2.AllRulez(False);
 274     goto Cheated;
 275   end;
 276   // TANK
 277   if CheckCheat(I_GAME_CHEAT_HEALTH) then
 278   begin
 279     if gPlayer1 <> nil then gPlayer1.AllRulez(True);
 280     if gPlayer2 <> nil then gPlayer2.AllRulez(True);
 281     goto Cheated;
 282   end;
 283   // IDDQD
 284   if CheckCheat(I_GAME_CHEAT_DEATH) then
 285   begin
 286     if gPlayer1 <> nil then gPlayer1.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 287     if gPlayer2 <> nil then gPlayer2.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 288     s := 'SOUND_MONSTER_HAHA';
 289     goto Cheated;
 290   end;
 291   //
 292   if CheckCheat(I_GAME_CHEAT_DOORS) then
 293   begin
 294     g_Triggers_OpenAll();
 295     goto Cheated;
 296   end;
 297   // GOODBYE
 298   if CheckCheat(I_GAME_CHEAT_NEXTMAP) then
 299   begin
 300     if gTriggers <> nil then
 301       for a := 0 to High(gTriggers) do
 302         if gTriggers[a].TriggerType = TRIGGER_EXIT then
 303         begin
 304           gExitByTrigger := True;
 305           //g_Game_ExitLevel(gTriggers[a].Data.MapName);
 306           g_Game_ExitLevel(gTriggers[a].trigData.trigMapName);
 307           Break;
 308         end;
 309     goto Cheated;
 310   end;
 311   //
 312   s2 := Copy(charbuff, 15, 2);
 313   if CheckCheat(I_GAME_CHEAT_CHANGEMAP, 2) and (s2[1] >= '0') and (s2[1] <= '9') and (s2[2] >= '0') and (s2[2] <= '9') then
 314   begin
 315     if g_Map_Exist(MapsDir+gGameSettings.WAD+':\MAP'+s2) then
 316     begin
 317       c := 'MAP00';
 318       c[3] := s2[1];
 319       c[4] := s2[2];
 320       g_Game_ExitLevel(c);
 321     end;
 322     goto Cheated;
 323   end;
 324   //
 325   if CheckCheat(I_GAME_CHEAT_FLY) then
 326   begin
 327     gFly := not gFly;
 328     goto Cheated;
 329   end;
 330   // BULLFROG
 331   if CheckCheat(I_GAME_CHEAT_JUMPS) then
 332   begin
 333     VEL_JUMP := 30-VEL_JUMP;
 334     goto Cheated;
 335   end;
 336   // FORMULA1
 337   if CheckCheat(I_GAME_CHEAT_SPEED) then
 338   begin
 339     MAX_RUNVEL := 32-MAX_RUNVEL;
 340     goto Cheated;
 341   end;
 342   // CONDOM
 343   if CheckCheat(I_GAME_CHEAT_SUIT) then
 344   begin
 345     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_SUIT);
 346     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_SUIT);
 347     goto Cheated;
 348   end;
 349   //
 350   if CheckCheat(I_GAME_CHEAT_AIR) then
 351   begin
 352     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_OXYGEN);
 353     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_OXYGEN);
 354     goto Cheated;
 355   end;
 356   // PURELOVE
 357   if CheckCheat(I_GAME_CHEAT_BERSERK) then
 358   begin
 359     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_MEDKIT_BLACK);
 360     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_MEDKIT_BLACK);
 361     goto Cheated;
 362   end;
 363   //
 364   if CheckCheat(I_GAME_CHEAT_JETPACK) then
 365   begin
 366     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_JETPACK);
 367     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_JETPACK);
 368     goto Cheated;
 369   end;
 370   // CASPER
 371   if CheckCheat(I_GAME_CHEAT_NOCLIP) then
 372   begin
 373     if gPlayer1 <> nil then gPlayer1.SwitchNoClip;
 374     if gPlayer2 <> nil then gPlayer2.SwitchNoClip;
 375     goto Cheated;
 376   end;
 377   //
 378   if CheckCheat(I_GAME_CHEAT_NOTARGET) then
 379   begin
 380     if gPlayer1 <> nil then gPlayer1.NoTarget := not gPlayer1.NoTarget;
 381     if gPlayer2 <> nil then gPlayer2.NoTarget := not gPlayer2.NoTarget;
 382     goto Cheated;
 383   end;
 384   // INFERNO
 385   if CheckCheat(I_GAME_CHEAT_NORELOAD) then
 386   begin
 387     if gPlayer1 <> nil then gPlayer1.NoReload := not gPlayer1.NoReload;
 388     if gPlayer2 <> nil then gPlayer2.NoReload := not gPlayer2.NoReload;
 389     goto Cheated;
 390   end;
 391   if CheckCheat(I_GAME_CHEAT_AIMLINE) then
 392   begin
 393     gAimLine := not gAimLine;
 394     goto Cheated;
 395   end;
 396   if CheckCheat(I_GAME_CHEAT_AUTOMAP) then
 397   begin
 398     gShowMap := not gShowMap;
 399     goto Cheated;
 400   end;
 401   Exit;
 402
 403 Cheated:
 404   g_Sound_PlayEx(s);
 405 end;
 406
 407 procedure KeyPress(K: Word);
 408 var
 409   Msg: g_gui.TMessage;
 410 begin
 411   case K of
 412     IK_PAUSE: // <Pause/Break>:
 413       begin
 414         if (g_ActiveWindow = nil) then
 415           g_Game_Pause(not gPause);
 416       end;
 417
 418     IK_BACKQUOTE: // <`/~/¨/¸>:
 419       begin
 420         g_Console_Switch();
 421       end;
 422
 423     IK_ESCAPE: // <Esc>:
 424       begin
 425         if gChatShow then
 426         begin
 427           g_Console_Chat_Switch();
 428           Exit;
 429         end;
 430
 431         if gConsoleShow then
 432           g_Console_Switch()
 433         else
 434           if g_ActiveWindow <> nil then
 435             begin
 436               Msg.Msg := WM_KEYDOWN;
 437               Msg.WParam := IK_ESCAPE;
 438               g_ActiveWindow.OnMessage(Msg);
 439             end
 440           else
 441             if gState <> STATE_FOLD then
 442               if gGameOn
 443               or (gState = STATE_INTERSINGLE)
 444               or (gState = STATE_INTERCUSTOM)
 445               then
 446                 g_Game_InGameMenu(True)
 447               else
 448                 if (gExit = 0) and (gState <> STATE_SLIST) then
 449                   begin
 450                     if gState <> STATE_MENU then
 451                       if NetMode <> NET_NONE then
 452                       begin
 453                         g_Game_StopAllSounds(True);
 454                         g_Game_Free;
 455                         gState := STATE_MENU;
 456                         Exit;
 457                       end;
 458
 459                     g_GUI_ShowWindow('MainMenu');
 460                     g_Sound_PlayEx('MENU_OPEN');
 461                   end;
 462       end;
 463
 464     IK_F2, IK_F3, IK_F4, IK_F5, IK_F6, IK_F7, IK_F10:
 465       begin // <F2> .. <F6> � <F12>
 466         if gGameOn and (not gConsoleShow) and (not gChatShow) then
 467         begin
 468           while g_ActiveWindow <> nil do
 469             g_GUI_HideWindow(False);
 470
 471           if (not g_Game_IsNet) then
 472             g_Game_Pause(True);
 473
 474           case K of
 475             IK_F2:
 476               g_Menu_Show_SaveMenu();
 477             IK_F3:
 478               g_Menu_Show_LoadMenu();
 479             IK_F4:
 480               g_Menu_Show_GameSetGame();
 481             IK_F5:
 482               g_Menu_Show_OptionsVideo();
 483             IK_F6:
 484               g_Menu_Show_OptionsSound();
 485             IK_F7:
 486               g_Menu_Show_EndGameMenu();
 487             IK_F10:
 488               g_Menu_Show_QuitGameMenu();
 489           end;
 490         end;
 491       end;
 492
 493     else
 494       begin
 495         gJustChatted := False;
 496         if gConsoleShow or gChatShow then
 497           g_Console_Control(K)
 498         else
 499           if g_ActiveWindow <> nil then
 500           begin
 501             Msg.Msg := WM_KEYDOWN;
 502             Msg.WParam := K;
 503             g_ActiveWindow.OnMessage(Msg);
 504           end
 505           else
 506           begin
 507             if (gState = STATE_MENU) then
 508             begin
 509               g_GUI_ShowWindow('MainMenu');
 510               g_Sound_PlayEx('MENU_OPEN');
 511             end;
 512           end;
 513       end;
 514   end;
 515 end;
 516
 517 procedure CharPress(C: Char);
 518 var
 519   Msg: g_gui.TMessage;
 520   a: Integer;
 521 begin
 522   if (not gChatShow) and ((C = '`') or (C = '~') or (C = '¸') or (C = '¨')) then
 523     Exit;
 524
 525   if gConsoleShow or gChatShow then
 526     g_Console_Char(C)
 527   else
 528     if g_ActiveWindow <> nil then
 529     begin
 530       Msg.Msg := WM_CHAR;
 531       Msg.WParam := Ord(C);
 532       g_ActiveWindow.OnMessage(Msg);
 533     end
 534     else
 535     begin
 536       for a := 0 to 14 do charbuff[a] := charbuff[a+1];
 537       charbuff[15] := UpCase1251(C);
 538       Cheat();
 539     end;
 540 end;
 541
 542 end.