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 {$INCLUDE ../shared/a_modes.inc}
  17 unit g_main;
  18
  19 interface
  20
  21 procedure Main ();
  22 procedure Init ();
  23 procedure Release ();
  24 procedure Update ();
  25 procedure Draw ();
  26 procedure KeyPress (K: Word);
  27 procedure CharPress (C: AnsiChar);
  28
  29 var
  30   GameDir: string;
  31   DataDir: string;
  32   MapsDir: string;
  33   ModelsDir: string;
  34   GameWAD: string;
  35
  36
  37 implementation
  38
  39 uses
  40   SDL2, GL, GLExt, wadreader, e_log, g_window,
  41   e_graphics, e_input, g_game, g_console, g_gui,
  42   e_sound, g_options, g_sound, g_player,
  43   g_weapons, SysUtils, g_triggers, MAPDEF, g_map,
  44   g_menu, g_language, g_net, g_holmes,
  45   utils, conbuf, envvars, fui_wadread, fui_style,
  46   fui_gfx_gl, xparser;
  47
  48
  49 var
  50   charbuff: packed array [0..15] of AnsiChar;
  51
  52 procedure Main();
  53 var
  54   sdlflags: LongWord;
  55 begin
  56   e_InitWritelnDriver();
  57
  58   GetDir(0, GameDir);
  59   MapsDir := GameDir + '/maps/';
  60   DataDir := GameDir + '/data/';
  61   ModelsDir := DataDir + 'models/';
  62   GameWAD := DataDir + 'Game.wad';
  63
  64   e_InitLog(GameDir + '/' + LOG_FILENAME, TWriteMode.WM_NEWFILE);
  65
  66   e_WriteLog('Read config file', TMsgType.Notify);
  67   g_Options_Read(GameDir + '/' + CONFIG_FILENAME);
  68
  69 {$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   except on e: TParserException do
 113     begin
 114       writeln('ERROR at (', e.tokLine, ',', e.tokCol, '): ', e.message);
 115       //raise;
 116     end;
 117   else
 118     begin
 119       //raise;
 120     end;
 121   end;
 122   try
 123     fuiGfxLoadFont('win8', 'flexui/fonts/win8.fuifont');
 124     fuiGfxLoadFont('win14', 'flexui/fonts/win14.fuifont');
 125     fuiGfxLoadFont('win16', 'flexui/fonts/win16.fuifont');
 126     g_holmes_imfunctional := false;
 127   except on e: Exception do
 128     begin
 129       writeln('ERROR loading FlexUI fonts');
 130       //raise;
 131     end;
 132   else
 133     begin
 134       //raise;
 135     end;
 136   end;
 137 {$ENDIF}
 138
 139   e_WriteLog('Entering SDLMain', TMsgType.Notify);
 140
 141 {$WARNINGS OFF}
 142   SDLMain();
 143 {$WARNINGS ON}
 144
 145 {$IFNDEF HEADLESS}
 146   SDL_StopTextInput();
 147 {$ENDIF}
 148
 149   e_WriteLog('Releasing SDL', TMsgType.Notify);
 150   SDL_Quit();
 151 end;
 152
 153 procedure Init();
 154 var
 155   NoSound: Boolean;
 156 begin
 157   Randomize;
 158
 159 {$IFDEF HEADLESS}
 160  {$IFDEF USE_SDLMIXER}
 161   NoSound := False; // hope env has set SDL_AUDIODRIVER to dummy
 162  {$ELSE}
 163   NoSound := True; // FMOD backend will sort it out
 164  {$ENDIF}
 165 {$ELSE}
 166   NoSound := False;
 167 {$ENDIF}
 168
 169   e_WriteLog('Init Input', TMsgType.Notify);
 170   e_InitInput();
 171
 172   if (e_JoysticksAvailable > 0) then
 173     e_WriteLog('Input: Joysticks available.', TMsgType.Notify)
 174   else
 175     e_WriteLog('Input: No Joysticks.', TMsgType.Notify);
 176
 177   if (not gNoSound) then
 178   begin
 179     e_WriteLog('Initializing sound system', TMsgType.Notify);
 180     e_InitSoundSystem(NoSound);
 181   end;
 182
 183   e_WriteLog('Init game', TMsgType.Notify);
 184   g_Game_Init();
 185
 186   FillChar(charbuff, sizeof(charbuff), ' ');
 187 end;
 188
 189
 190 procedure Release();
 191 begin
 192   e_WriteLog('Releasing engine', TMsgType.Notify);
 193   e_ReleaseEngine();
 194
 195   e_WriteLog('Releasing Input', TMsgType.Notify);
 196   e_ReleaseInput();
 197
 198   if not gNoSound then
 199   begin
 200     e_WriteLog('Releasing FMOD', TMsgType.Notify);
 201     e_ReleaseSoundSystem();
 202   end;
 203 end;
 204
 205
 206 procedure Update ();
 207 begin
 208   g_Game_Update();
 209 end;
 210
 211
 212 procedure Draw ();
 213 begin
 214   g_Game_Draw();
 215 end;
 216
 217
 218 function Translit (const S: AnsiString): AnsiString;
 219 var
 220   i: Integer;
 221 begin
 222   Result := S;
 223   for i := 1 to Length(Result) do
 224   begin
 225     case Result[i] of
 226       'É': Result[i] := 'Q';
 227       'Ö': Result[i] := 'W';
 228       'Ó': Result[i] := 'E';
 229       'Ê': Result[i] := 'R';
 230       'Å': Result[i] := 'T';
 231       'Í': Result[i] := 'Y';
 232       'Ã': Result[i] := 'U';
 233       'Ø': Result[i] := 'I';
 234       'Ù': Result[i] := 'O';
 235       'Ç': Result[i] := 'P';
 236       'Õ': Result[i] := '['; //Chr(219);
 237       'Ú': Result[i] := ']'; //Chr(221);
 238       'Ô': Result[i] := 'A';
 239       'Û': Result[i] := 'S';
 240       'Â': Result[i] := 'D';
 241       'À': Result[i] := 'F';
 242       'Ï': Result[i] := 'G';
 243       'Ð': Result[i] := 'H';
 244       'Î': Result[i] := 'J';
 245       'Ë': Result[i] := 'K';
 246       'Ä': Result[i] := 'L';
 247       'Æ': Result[i] := ';'; //Chr(186);
 248       'Ý': Result[i] := #39; //Chr(222);
 249       'ß': Result[i] := 'Z';
 250       '×': Result[i] := 'X';
 251       'Ñ': Result[i] := 'C';
 252       'Ì': Result[i] := 'V';
 253       'È': Result[i] := 'B';
 254       'Ò': Result[i] := 'N';
 255       'Ü': Result[i] := 'M';
 256       'Á': Result[i] := ','; //Chr(188);
 257       'Þ': Result[i] := '.'; //Chr(190);
 258     end;
 259   end;
 260 end;
 261
 262
 263 function CheckCheat (ct: TStrings_Locale; eofs: Integer=0): Boolean;
 264 var
 265   ls1, ls2: string;
 266 begin
 267   ls1 :=          CheatEng[ct];
 268   ls2 := Translit(CheatRus[ct]);
 269   if length(ls1) = 0 then ls1 := '~';
 270   if length(ls2) = 0 then ls2 := '~';
 271   result :=
 272     (Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)) = ls1) or
 273     (Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))) = ls1) or
 274     (Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)) = ls2) or
 275     (Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))) = ls2);
 276   {
 277   if ct = I_GAME_CHEAT_JETPACK then
 278   begin
 279     e_WriteLog('ls1: ['+ls1+']', MSG_NOTIFY);
 280     e_WriteLog('ls2: ['+ls2+']', MSG_NOTIFY);
 281     e_WriteLog('bf0: ['+Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))+']', MSG_NOTIFY);
 282     e_WriteLog('bf1: ['+Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)))+']', MSG_NOTIFY);
 283     e_WriteLog('bf2: ['+Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))+']', MSG_NOTIFY);
 284     e_WriteLog('bf3: ['+Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)))+']', MSG_NOTIFY);
 285   end;
 286   }
 287 end;
 288
 289
 290 procedure Cheat ();
 291 const
 292   CHEAT_DAMAGE = 500;
 293 label
 294   Cheated;
 295 var
 296   s, s2: string;
 297   c: ShortString;
 298   a: Integer;
 299 begin
 300   {
 301   if (not gGameOn) or (not gCheats) or ((gGameSettings.GameType <> GT_SINGLE) and
 302     (gGameSettings.GameMode <> GM_COOP) and (not gDebugMode))
 303     or g_Game_IsNet then Exit;
 304   }
 305   if not gGameOn then exit;
 306   if not conIsCheatsEnabled then exit;
 307
 308   s := 'SOUND_GAME_RADIO';
 309
 310   //
 311   if CheckCheat(I_GAME_CHEAT_GODMODE) then
 312   begin
 313     if gPlayer1 <> nil then gPlayer1.GodMode := not gPlayer1.GodMode;
 314     if gPlayer2 <> nil then gPlayer2.GodMode := not gPlayer2.GodMode;
 315     goto Cheated;
 316   end;
 317   // RAMBO
 318   if CheckCheat(I_GAME_CHEAT_WEAPONS) then
 319   begin
 320     if gPlayer1 <> nil then gPlayer1.AllRulez(False);
 321     if gPlayer2 <> nil then gPlayer2.AllRulez(False);
 322     goto Cheated;
 323   end;
 324   // TANK
 325   if CheckCheat(I_GAME_CHEAT_HEALTH) then
 326   begin
 327     if gPlayer1 <> nil then gPlayer1.AllRulez(True);
 328     if gPlayer2 <> nil then gPlayer2.AllRulez(True);
 329     goto Cheated;
 330   end;
 331   // IDDQD
 332   if CheckCheat(I_GAME_CHEAT_DEATH) then
 333   begin
 334     if gPlayer1 <> nil then gPlayer1.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 335     if gPlayer2 <> nil then gPlayer2.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 336     s := 'SOUND_MONSTER_HAHA';
 337     goto Cheated;
 338   end;
 339   //
 340   if CheckCheat(I_GAME_CHEAT_DOORS) then
 341   begin
 342     g_Triggers_OpenAll();
 343     goto Cheated;
 344   end;
 345   // GOODBYE
 346   if CheckCheat(I_GAME_CHEAT_NEXTMAP) then
 347   begin
 348     if gTriggers <> nil then
 349       for a := 0 to High(gTriggers) do
 350         if gTriggers[a].TriggerType = TRIGGER_EXIT then
 351         begin
 352           gExitByTrigger := True;
 353           //g_Game_ExitLevel(gTriggers[a].Data.MapName);
 354           g_Game_ExitLevel(gTriggers[a].tgcMap);
 355           Break;
 356         end;
 357     goto Cheated;
 358   end;
 359   //
 360   s2 := Copy(charbuff, 15, 2);
 361   if CheckCheat(I_GAME_CHEAT_CHANGEMAP, 2) and (s2[1] >= '0') and (s2[1] <= '9') and (s2[2] >= '0') and (s2[2] <= '9') then
 362   begin
 363     if g_Map_Exist(MapsDir+gGameSettings.WAD+':\MAP'+s2) then
 364     begin
 365       c := 'MAP00';
 366       c[3] := s2[1];
 367       c[4] := s2[2];
 368       g_Game_ExitLevel(c);
 369     end;
 370     goto Cheated;
 371   end;
 372   //
 373   if CheckCheat(I_GAME_CHEAT_FLY) then
 374   begin
 375     gFly := not gFly;
 376     goto Cheated;
 377   end;
 378   // BULLFROG
 379   if CheckCheat(I_GAME_CHEAT_JUMPS) then
 380   begin
 381     VEL_JUMP := 30-VEL_JUMP;
 382     goto Cheated;
 383   end;
 384   // FORMULA1
 385   if CheckCheat(I_GAME_CHEAT_SPEED) then
 386   begin
 387     MAX_RUNVEL := 32-MAX_RUNVEL;
 388     goto Cheated;
 389   end;
 390   // CONDOM
 391   if CheckCheat(I_GAME_CHEAT_SUIT) then
 392   begin
 393     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_SUIT);
 394     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_SUIT);
 395     goto Cheated;
 396   end;
 397   //
 398   if CheckCheat(I_GAME_CHEAT_AIR) then
 399   begin
 400     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_OXYGEN);
 401     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_OXYGEN);
 402     goto Cheated;
 403   end;
 404   // PURELOVE
 405   if CheckCheat(I_GAME_CHEAT_BERSERK) then
 406   begin
 407     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_MEDKIT_BLACK);
 408     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_MEDKIT_BLACK);
 409     goto Cheated;
 410   end;
 411   //
 412   if CheckCheat(I_GAME_CHEAT_JETPACK) then
 413   begin
 414     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_JETPACK);
 415     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_JETPACK);
 416     goto Cheated;
 417   end;
 418   // CASPER
 419   if CheckCheat(I_GAME_CHEAT_NOCLIP) then
 420   begin
 421     if gPlayer1 <> nil then gPlayer1.SwitchNoClip;
 422     if gPlayer2 <> nil then gPlayer2.SwitchNoClip;
 423     goto Cheated;
 424   end;
 425   //
 426   if CheckCheat(I_GAME_CHEAT_NOTARGET) then
 427   begin
 428     if gPlayer1 <> nil then gPlayer1.NoTarget := not gPlayer1.NoTarget;
 429     if gPlayer2 <> nil then gPlayer2.NoTarget := not gPlayer2.NoTarget;
 430     goto Cheated;
 431   end;
 432   // INFERNO
 433   if CheckCheat(I_GAME_CHEAT_NORELOAD) then
 434   begin
 435     if gPlayer1 <> nil then gPlayer1.NoReload := not gPlayer1.NoReload;
 436     if gPlayer2 <> nil then gPlayer2.NoReload := not gPlayer2.NoReload;
 437     goto Cheated;
 438   end;
 439   if CheckCheat(I_GAME_CHEAT_AIMLINE) then
 440   begin
 441     gAimLine := not gAimLine;
 442     goto Cheated;
 443   end;
 444   if CheckCheat(I_GAME_CHEAT_AUTOMAP) then
 445   begin
 446     gShowMap := not gShowMap;
 447     goto Cheated;
 448   end;
 449   Exit;
 450
 451 Cheated:
 452   g_Sound_PlayEx(s);
 453 end;
 454
 455
 456 procedure KeyPress (K: Word);
 457 var
 458   Msg: g_gui.TMessage;
 459 begin
 460   case K of
 461     IK_PAUSE: // <Pause/Break>:
 462       begin
 463         if (g_ActiveWindow = nil) then g_Game_Pause(not gPause);
 464       end;
 465
 466     IK_BACKQUOTE: // <`/~/¨/¸>:
 467       begin
 468         g_Console_Switch();
 469       end;
 470
 471     IK_ESCAPE: // <Esc>:
 472       begin
 473         if gChatShow then
 474         begin
 475           g_Console_Chat_Switch();
 476           Exit;
 477         end;
 478
 479         if gConsoleShow then
 480         begin
 481           g_Console_Switch();
 482         end
 483         else if (g_ActiveWindow <> nil) then
 484         begin
 485           Msg.Msg := WM_KEYDOWN;
 486           Msg.WParam := IK_ESCAPE;
 487           g_ActiveWindow.OnMessage(Msg);
 488           if (not g_Game_IsNet) and (g_ActiveWindow = nil) then g_Game_Pause(false); //Fn loves to do this
 489         end
 490         else if (gState <> STATE_FOLD) then
 491         begin
 492           if gGameOn or (gState = STATE_INTERSINGLE) or (gState = STATE_INTERCUSTOM) then
 493           begin
 494             g_Game_InGameMenu(True);
 495           end
 496           else if (gExit = 0) and (gState <> STATE_SLIST) then
 497           begin
 498             if (gState <> STATE_MENU) then
 499             begin
 500               if (NetMode <> NET_NONE) then
 501               begin
 502                 g_Game_StopAllSounds(True);
 503                 g_Game_Free;
 504                 gState := STATE_MENU;
 505                 Exit;
 506               end;
 507             end;
 508             g_GUI_ShowWindow('MainMenu');
 509             g_Sound_PlayEx('MENU_OPEN');
 510           end;
 511         end;
 512       end;
 513
 514     IK_F2, IK_F3, IK_F4, IK_F5, IK_F6, IK_F7, IK_F10:
 515       begin // <F2> .. <F6> � <F12>
 516         if gGameOn and (not gConsoleShow) and (not gChatShow) then
 517         begin
 518           while (g_ActiveWindow <> nil) do g_GUI_HideWindow(False);
 519           if (not g_Game_IsNet) then g_Game_Pause(True);
 520           case K of
 521             IK_F2: g_Menu_Show_SaveMenu();
 522             IK_F3: g_Menu_Show_LoadMenu();
 523             IK_F4: g_Menu_Show_GameSetGame();
 524             IK_F5: g_Menu_Show_OptionsVideo();
 525             IK_F6: g_Menu_Show_OptionsSound();
 526             IK_F7: g_Menu_Show_EndGameMenu();
 527             IK_F10: g_Menu_Show_QuitGameMenu();
 528           end;
 529         end;
 530       end;
 531
 532     else
 533       begin
 534         gJustChatted := False;
 535         if gConsoleShow or gChatShow then
 536         begin
 537           g_Console_Control(K);
 538         end
 539         else if (g_ActiveWindow <> nil) then
 540         begin
 541           Msg.Msg := WM_KEYDOWN;
 542           Msg.WParam := K;
 543           g_ActiveWindow.OnMessage(Msg);
 544         end
 545         else if (gState = STATE_MENU) then
 546         begin
 547           g_GUI_ShowWindow('MainMenu');
 548           g_Sound_PlayEx('MENU_OPEN');
 549         end;
 550       end;
 551   end;
 552 end;
 553
 554
 555 procedure CharPress (C: AnsiChar);
 556 var
 557   Msg: g_gui.TMessage;
 558   a: Integer;
 559 begin
 560   if (not gChatShow) and ((C = '`') or (C = '~') or (C = '¸') or (C = '¨')) then Exit;
 561
 562   if gConsoleShow or gChatShow then
 563   begin
 564     g_Console_Char(C);
 565   end
 566   else if (g_ActiveWindow <> nil) then
 567   begin
 568     Msg.Msg := WM_CHAR;
 569     Msg.WParam := Ord(C);
 570     g_ActiveWindow.OnMessage(Msg);
 571   end
 572   else
 573   begin
 574     for a := 0 to 14 do charbuff[a] := charbuff[a+1];
 575     charbuff[15] := upcase1251(C);
 576     Cheat();
 577   end;
 578 end;
 579
 580
 581 end.