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 {$INCLUDE ../shared/a_modes.inc}
  17 unit g_main;
  18
  19 interface
  20
  21 procedure Main ();
  22 procedure Init ();
  23 procedure Release ();
  24 procedure Update ();
  25 procedure Draw ();
  26 procedure KeyPress (K: Word);
  27 procedure CharPress (C: AnsiChar);
  28
  29 var
  30   GameDir: string;
  31   DataDir: string;
  32   MapsDir: string;
  33   ModelsDir: string;
  34   GameWAD: string;
  35
  36
  37 implementation
  38
  39 uses
  40   SDL2, GL, GLExt, wadreader, e_log, g_window,
  41   e_graphics, e_input, g_game, g_console, g_gui,
  42   e_sound, g_options, g_sound, g_player,
  43   g_weapons, SysUtils, g_triggers, MAPDEF, g_map,
  44   g_menu, g_language, g_net, g_holmes,
  45   utils, conbuf, envvars, fui_wadread, fui_style,
  46   xparser;
  47
  48
  49 var
  50   charbuff: packed array [0..15] of AnsiChar;
  51
  52 procedure Main();
  53 var
  54   sdlflags: LongWord;
  55 begin
  56   e_InitWritelnDriver();
  57
  58   GetDir(0, GameDir);
  59   MapsDir := GameDir + '/maps/';
  60   DataDir := GameDir + '/data/';
  61   ModelsDir := DataDir + 'models/';
  62   GameWAD := DataDir + 'Game.wad';
  63
  64   e_InitLog(GameDir + '/' + LOG_FILENAME, TWriteMode.WM_NEWFILE);
  65
  66   e_WriteLog('Read config file', TMsgType.Notify);
  67   g_Options_Read(GameDir + '/' + CONFIG_FILENAME);
  68
  69 {$IFDEF HEADLESS}
  70   conbufDumpToStdOut := true;
  71 {$ENDIF}
  72   e_WriteToStdOut := False; //{$IFDEF HEADLESS}True;{$ELSE}False;{$ENDIF}
  73
  74   //GetSystemDefaultLCID()
  75
  76   //e_WriteLog('Read language file', MSG_NOTIFY);
  77   //g_Language_Load(DataDir + gLanguage + '.txt');
  78   e_WriteLog(gLanguage, TMsgType.Notify);
  79   g_Language_Set(gLanguage);
  80
  81 {$IFDEF HEADLESS}
  82  {$IFDEF USE_SDLMIXER}
  83   sdlflags := SDL_INIT_TIMER or SDL_INIT_AUDIO or $00004000;
  84   // HACK: shit this into env and hope for the best
  85   SetEnvVar('SDL_AUDIODRIVER', 'dummy');
  86  {$ELSE}
  87   sdlflags := SDL_INIT_TIMER or $00004000;
  88  {$ENDIF}
  89 {$ELSE}
  90  {$IFDEF USE_SDLMIXER}
  91   sdlflags := SDL_INIT_EVERYTHING;
  92  {$ELSE}
  93   sdlflags := SDL_INIT_JOYSTICK or SDL_INIT_TIMER or SDL_INIT_VIDEO;
  94  {$ENDIF}
  95 {$ENDIF}
  96   if SDL_Init(sdlflags) < 0 then
  97     raise Exception.Create('SDL: Init failed: ' + SDL_GetError());
  98
  99 {$IFNDEF HEADLESS}
 100   SDL_StartTextInput();
 101 {$ENDIF}
 102
 103 {$IFNDEF HEADLESS}
 104   if not fuiAddWad('flexui.wad') then
 105   begin
 106     if not fuiAddWad('./data/flexui.wad') then fuiAddWad('./flexui.wad');
 107   end;
 108   g_holmes_imfunctional := true;
 109   try
 110     e_LogWriteln('FlexUI: loading stylesheet...');
 111     uiLoadStyles('flexui/widgets.wgs');
 112     g_holmes_imfunctional := false;
 113   except on e: TParserException do
 114     begin
 115       writeln('ERROR at (', e.tokLine, ',', e.tokCol, '): ', e.message);
 116       //raise;
 117     end;
 118   else
 119     begin
 120       //raise;
 121     end;
 122   end;
 123 {$ENDIF}
 124
 125   e_WriteLog('Entering SDLMain', TMsgType.Notify);
 126
 127 {$WARNINGS OFF}
 128   SDLMain();
 129 {$WARNINGS ON}
 130
 131 {$IFNDEF HEADLESS}
 132   SDL_StopTextInput();
 133 {$ENDIF}
 134
 135   e_WriteLog('Releasing SDL', TMsgType.Notify);
 136   SDL_Quit();
 137 end;
 138
 139 procedure Init();
 140 var
 141   NoSound: Boolean;
 142 begin
 143   Randomize;
 144
 145 {$IFDEF HEADLESS}
 146  {$IFDEF USE_SDLMIXER}
 147   NoSound := False; // hope env has set SDL_AUDIODRIVER to dummy
 148  {$ELSE}
 149   NoSound := True; // FMOD backend will sort it out
 150  {$ENDIF}
 151 {$ELSE}
 152   NoSound := False;
 153 {$ENDIF}
 154
 155   e_WriteLog('Init Input', TMsgType.Notify);
 156   e_InitInput();
 157
 158   if (e_JoysticksAvailable > 0) then
 159     e_WriteLog('Input: Joysticks available.', TMsgType.Notify)
 160   else
 161     e_WriteLog('Input: No Joysticks.', TMsgType.Notify);
 162
 163   if (not gNoSound) then
 164   begin
 165     e_WriteLog('Initializing sound system', TMsgType.Notify);
 166     e_InitSoundSystem(NoSound);
 167   end;
 168
 169   e_WriteLog('Init game', TMsgType.Notify);
 170   g_Game_Init();
 171
 172   FillChar(charbuff, sizeof(charbuff), ' ');
 173 end;
 174
 175
 176 procedure Release();
 177 begin
 178   e_WriteLog('Releasing engine', TMsgType.Notify);
 179   e_ReleaseEngine();
 180
 181   e_WriteLog('Releasing Input', TMsgType.Notify);
 182   e_ReleaseInput();
 183
 184   if not gNoSound then
 185   begin
 186     e_WriteLog('Releasing FMOD', TMsgType.Notify);
 187     e_ReleaseSoundSystem();
 188   end;
 189 end;
 190
 191
 192 procedure Update ();
 193 begin
 194   g_Game_Update();
 195 end;
 196
 197
 198 procedure Draw ();
 199 begin
 200   g_Game_Draw();
 201 end;
 202
 203
 204 function Translit (const S: AnsiString): AnsiString;
 205 var
 206   i: Integer;
 207 begin
 208   Result := S;
 209   for i := 1 to Length(Result) do
 210   begin
 211     case Result[i] of
 212       'É': Result[i] := 'Q';
 213       'Ö': Result[i] := 'W';
 214       'Ó': Result[i] := 'E';
 215       'Ê': Result[i] := 'R';
 216       'Å': Result[i] := 'T';
 217       'Í': Result[i] := 'Y';
 218       'Ã': Result[i] := 'U';
 219       'Ø': Result[i] := 'I';
 220       'Ù': Result[i] := 'O';
 221       'Ç': Result[i] := 'P';
 222       'Õ': Result[i] := '['; //Chr(219);
 223       'Ú': Result[i] := ']'; //Chr(221);
 224       'Ô': Result[i] := 'A';
 225       'Û': Result[i] := 'S';
 226       'Â': Result[i] := 'D';
 227       'À': Result[i] := 'F';
 228       'Ï': Result[i] := 'G';
 229       'Ð': Result[i] := 'H';
 230       'Î': Result[i] := 'J';
 231       'Ë': Result[i] := 'K';
 232       'Ä': Result[i] := 'L';
 233       'Æ': Result[i] := ';'; //Chr(186);
 234       'Ý': Result[i] := #39; //Chr(222);
 235       'ß': Result[i] := 'Z';
 236       '×': Result[i] := 'X';
 237       'Ñ': Result[i] := 'C';
 238       'Ì': Result[i] := 'V';
 239       'È': Result[i] := 'B';
 240       'Ò': Result[i] := 'N';
 241       'Ü': Result[i] := 'M';
 242       'Á': Result[i] := ','; //Chr(188);
 243       'Þ': Result[i] := '.'; //Chr(190);
 244     end;
 245   end;
 246 end;
 247
 248
 249 function CheckCheat (ct: TStrings_Locale; eofs: Integer=0): Boolean;
 250 var
 251   ls1, ls2: string;
 252 begin
 253   ls1 :=          CheatEng[ct];
 254   ls2 := Translit(CheatRus[ct]);
 255   if length(ls1) = 0 then ls1 := '~';
 256   if length(ls2) = 0 then ls2 := '~';
 257   result :=
 258     (Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)) = ls1) or
 259     (Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))) = ls1) or
 260     (Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)) = ls2) or
 261     (Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))) = ls2);
 262   {
 263   if ct = I_GAME_CHEAT_JETPACK then
 264   begin
 265     e_WriteLog('ls1: ['+ls1+']', MSG_NOTIFY);
 266     e_WriteLog('ls2: ['+ls2+']', MSG_NOTIFY);
 267     e_WriteLog('bf0: ['+Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))+']', MSG_NOTIFY);
 268     e_WriteLog('bf1: ['+Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)))+']', MSG_NOTIFY);
 269     e_WriteLog('bf2: ['+Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))+']', MSG_NOTIFY);
 270     e_WriteLog('bf3: ['+Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)))+']', MSG_NOTIFY);
 271   end;
 272   }
 273 end;
 274
 275
 276 procedure Cheat ();
 277 const
 278   CHEAT_DAMAGE = 500;
 279 label
 280   Cheated;
 281 var
 282   s, s2: string;
 283   c: ShortString;
 284   a: Integer;
 285 begin
 286   {
 287   if (not gGameOn) or (not gCheats) or ((gGameSettings.GameType <> GT_SINGLE) and
 288     (gGameSettings.GameMode <> GM_COOP) and (not gDebugMode))
 289     or g_Game_IsNet then Exit;
 290   }
 291   if not gGameOn then exit;
 292   if not conIsCheatsEnabled then exit;
 293
 294   s := 'SOUND_GAME_RADIO';
 295
 296   //
 297   if CheckCheat(I_GAME_CHEAT_GODMODE) then
 298   begin
 299     if gPlayer1 <> nil then gPlayer1.GodMode := not gPlayer1.GodMode;
 300     if gPlayer2 <> nil then gPlayer2.GodMode := not gPlayer2.GodMode;
 301     goto Cheated;
 302   end;
 303   // RAMBO
 304   if CheckCheat(I_GAME_CHEAT_WEAPONS) then
 305   begin
 306     if gPlayer1 <> nil then gPlayer1.AllRulez(False);
 307     if gPlayer2 <> nil then gPlayer2.AllRulez(False);
 308     goto Cheated;
 309   end;
 310   // TANK
 311   if CheckCheat(I_GAME_CHEAT_HEALTH) then
 312   begin
 313     if gPlayer1 <> nil then gPlayer1.AllRulez(True);
 314     if gPlayer2 <> nil then gPlayer2.AllRulez(True);
 315     goto Cheated;
 316   end;
 317   // IDDQD
 318   if CheckCheat(I_GAME_CHEAT_DEATH) then
 319   begin
 320     if gPlayer1 <> nil then gPlayer1.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 321     if gPlayer2 <> nil then gPlayer2.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 322     s := 'SOUND_MONSTER_HAHA';
 323     goto Cheated;
 324   end;
 325   //
 326   if CheckCheat(I_GAME_CHEAT_DOORS) then
 327   begin
 328     g_Triggers_OpenAll();
 329     goto Cheated;
 330   end;
 331   // GOODBYE
 332   if CheckCheat(I_GAME_CHEAT_NEXTMAP) then
 333   begin
 334     if gTriggers <> nil then
 335       for a := 0 to High(gTriggers) do
 336         if gTriggers[a].TriggerType = TRIGGER_EXIT then
 337         begin
 338           gExitByTrigger := True;
 339           //g_Game_ExitLevel(gTriggers[a].Data.MapName);
 340           g_Game_ExitLevel(gTriggers[a].tgcMap);
 341           Break;
 342         end;
 343     goto Cheated;
 344   end;
 345   //
 346   s2 := Copy(charbuff, 15, 2);
 347   if CheckCheat(I_GAME_CHEAT_CHANGEMAP, 2) and (s2[1] >= '0') and (s2[1] <= '9') and (s2[2] >= '0') and (s2[2] <= '9') then
 348   begin
 349     if g_Map_Exist(MapsDir+gGameSettings.WAD+':\MAP'+s2) then
 350     begin
 351       c := 'MAP00';
 352       c[3] := s2[1];
 353       c[4] := s2[2];
 354       g_Game_ExitLevel(c);
 355     end;
 356     goto Cheated;
 357   end;
 358   //
 359   if CheckCheat(I_GAME_CHEAT_FLY) then
 360   begin
 361     gFly := not gFly;
 362     goto Cheated;
 363   end;
 364   // BULLFROG
 365   if CheckCheat(I_GAME_CHEAT_JUMPS) then
 366   begin
 367     VEL_JUMP := 30-VEL_JUMP;
 368     goto Cheated;
 369   end;
 370   // FORMULA1
 371   if CheckCheat(I_GAME_CHEAT_SPEED) then
 372   begin
 373     MAX_RUNVEL := 32-MAX_RUNVEL;
 374     goto Cheated;
 375   end;
 376   // CONDOM
 377   if CheckCheat(I_GAME_CHEAT_SUIT) then
 378   begin
 379     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_SUIT);
 380     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_SUIT);
 381     goto Cheated;
 382   end;
 383   //
 384   if CheckCheat(I_GAME_CHEAT_AIR) then
 385   begin
 386     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_OXYGEN);
 387     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_OXYGEN);
 388     goto Cheated;
 389   end;
 390   // PURELOVE
 391   if CheckCheat(I_GAME_CHEAT_BERSERK) then
 392   begin
 393     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_MEDKIT_BLACK);
 394     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_MEDKIT_BLACK);
 395     goto Cheated;
 396   end;
 397   //
 398   if CheckCheat(I_GAME_CHEAT_JETPACK) then
 399   begin
 400     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_JETPACK);
 401     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_JETPACK);
 402     goto Cheated;
 403   end;
 404   // CASPER
 405   if CheckCheat(I_GAME_CHEAT_NOCLIP) then
 406   begin
 407     if gPlayer1 <> nil then gPlayer1.SwitchNoClip;
 408     if gPlayer2 <> nil then gPlayer2.SwitchNoClip;
 409     goto Cheated;
 410   end;
 411   //
 412   if CheckCheat(I_GAME_CHEAT_NOTARGET) then
 413   begin
 414     if gPlayer1 <> nil then gPlayer1.NoTarget := not gPlayer1.NoTarget;
 415     if gPlayer2 <> nil then gPlayer2.NoTarget := not gPlayer2.NoTarget;
 416     goto Cheated;
 417   end;
 418   // INFERNO
 419   if CheckCheat(I_GAME_CHEAT_NORELOAD) then
 420   begin
 421     if gPlayer1 <> nil then gPlayer1.NoReload := not gPlayer1.NoReload;
 422     if gPlayer2 <> nil then gPlayer2.NoReload := not gPlayer2.NoReload;
 423     goto Cheated;
 424   end;
 425   if CheckCheat(I_GAME_CHEAT_AIMLINE) then
 426   begin
 427     gAimLine := not gAimLine;
 428     goto Cheated;
 429   end;
 430   if CheckCheat(I_GAME_CHEAT_AUTOMAP) then
 431   begin
 432     gShowMap := not gShowMap;
 433     goto Cheated;
 434   end;
 435   Exit;
 436
 437 Cheated:
 438   g_Sound_PlayEx(s);
 439 end;
 440
 441
 442 procedure KeyPress (K: Word);
 443 var
 444   Msg: g_gui.TMessage;
 445 begin
 446   case K of
 447     IK_PAUSE: // <Pause/Break>:
 448       begin
 449         if (g_ActiveWindow = nil) then g_Game_Pause(not gPause);
 450       end;
 451
 452     IK_BACKQUOTE: // <`/~/¨/¸>:
 453       begin
 454         g_Console_Switch();
 455       end;
 456
 457     IK_ESCAPE: // <Esc>:
 458       begin
 459         if gChatShow then
 460         begin
 461           g_Console_Chat_Switch();
 462           Exit;
 463         end;
 464
 465         if gConsoleShow then
 466         begin
 467           g_Console_Switch();
 468         end
 469         else if (g_ActiveWindow <> nil) then
 470         begin
 471           Msg.Msg := WM_KEYDOWN;
 472           Msg.WParam := IK_ESCAPE;
 473           g_ActiveWindow.OnMessage(Msg);
 474         end
 475         else if (gState <> STATE_FOLD) then
 476         begin
 477           if gGameOn or (gState = STATE_INTERSINGLE) or (gState = STATE_INTERCUSTOM) then
 478           begin
 479             g_Game_InGameMenu(True);
 480           end
 481           else if (gExit = 0) and (gState <> STATE_SLIST) then
 482           begin
 483             if (gState <> STATE_MENU) then
 484             begin
 485               if (NetMode <> NET_NONE) then
 486               begin
 487                 g_Game_StopAllSounds(True);
 488                 g_Game_Free;
 489                 gState := STATE_MENU;
 490                 Exit;
 491               end;
 492             end;
 493             g_GUI_ShowWindow('MainMenu');
 494             g_Sound_PlayEx('MENU_OPEN');
 495           end;
 496         end;
 497       end;
 498
 499     IK_F2, IK_F3, IK_F4, IK_F5, IK_F6, IK_F7, IK_F10:
 500       begin // <F2> .. <F6> � <F12>
 501         if gGameOn and (not gConsoleShow) and (not gChatShow) then
 502         begin
 503           while g_ActiveWindow <> nil do g_GUI_HideWindow(False);
 504           if (not g_Game_IsNet) then g_Game_Pause(True);
 505           case K of
 506             IK_F2: g_Menu_Show_SaveMenu();
 507             IK_F3: g_Menu_Show_LoadMenu();
 508             IK_F4: g_Menu_Show_GameSetGame();
 509             IK_F5: g_Menu_Show_OptionsVideo();
 510             IK_F6: g_Menu_Show_OptionsSound();
 511             IK_F7: g_Menu_Show_EndGameMenu();
 512             IK_F10: g_Menu_Show_QuitGameMenu();
 513           end;
 514         end;
 515       end;
 516
 517     else
 518       begin
 519         gJustChatted := False;
 520         if gConsoleShow or gChatShow then
 521         begin
 522           g_Console_Control(K);
 523         end
 524         else if (g_ActiveWindow <> nil) then
 525         begin
 526           Msg.Msg := WM_KEYDOWN;
 527           Msg.WParam := K;
 528           g_ActiveWindow.OnMessage(Msg);
 529         end
 530         else if (gState = STATE_MENU) then
 531         begin
 532           g_GUI_ShowWindow('MainMenu');
 533           g_Sound_PlayEx('MENU_OPEN');
 534         end;
 535       end;
 536   end;
 537 end;
 538
 539
 540 procedure CharPress (C: AnsiChar);
 541 var
 542   Msg: g_gui.TMessage;
 543   a: Integer;
 544 begin
 545   if (not gChatShow) and ((C = '`') or (C = '~') or (C = '¸') or (C = '¨')) then Exit;
 546
 547   if gConsoleShow or gChatShow then
 548   begin
 549     g_Console_Char(C);
 550   end
 551   else if (g_ActiveWindow <> nil) then
 552   begin
 553     Msg.Msg := WM_CHAR;
 554     Msg.WParam := Ord(C);
 555     g_ActiveWindow.OnMessage(Msg);
 556   end
 557   else
 558   begin
 559     for a := 0 to 14 do charbuff[a] := charbuff[a+1];
 560     charbuff[15] := upcase1251(C);
 561     Cheat();
 562   end;
 563 end;
 564
 565
 566 end.