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 {$INCLUDE ../shared/a_modes.inc}
  17 unit g_main;
  18
  19 interface
  20
  21 procedure Main ();
  22 procedure Init ();
  23 procedure Release ();
  24 procedure Update ();
  25 procedure Draw ();
  26 procedure KeyPress (K: Word);
  27 procedure CharPress (C: AnsiChar);
  28
  29 var
  30   GameDir: string;
  31   DataDir: string;
  32   MapsDir: string;
  33   ModelsDir: string;
  34   GameWAD: string;
  35   LogFileName: string;
  36
  37 implementation
  38
  39 uses
  40 {$INCLUDE ../nogl/noGLuses.inc}
  41 {$IFDEF ENABLE_HOLMES}
  42   g_holmes, fui_wadread, fui_style, fui_gfx_gl,
  43 {$ENDIF}
  44   SDL2, wadreader, e_log, g_window,
  45   e_graphics, e_input, g_game, g_console, g_gui,
  46   e_sound, g_options, g_sound, g_player, g_basic,
  47   g_weapons, SysUtils, g_triggers, MAPDEF, g_map,
  48   g_menu, g_language, g_net, g_touch,
  49   utils, conbuf, envvars,
  50   xparser;
  51
  52
  53 var
  54   charbuff: packed array [0..15] of AnsiChar;
  55
  56 procedure Main();
  57 var
  58   sdlflags: LongWord;
  59 {$IF not DEFINED(HEADLESS) and DEFINED(ENABLE_HOLMES)}
  60   flexloaded: Boolean;
  61 {$ENDIF}
  62 begin
  63   e_InitWritelnDriver();
  64
  65   GetDir(0, GameDir);
  66   MapsDir := GameDir + '/maps/';
  67   DataDir := GameDir + '/data/';
  68   ModelsDir := DataDir + 'models/';
  69   GameWAD := DataDir + 'Game.wad';
  70
  71   e_InitLog(GameDir + '/' + LogFileName, TWriteMode.WM_NEWFILE);
  72
  73   e_WriteLog(
  74     'Doom 2D: Forever version ' + GAME_VERSION +
  75     ' proto ' + IntToStr(NET_PROTOCOL_VER),
  76     TMsgType.Notify
  77   );
  78   e_WriteLog(
  79     'Build date: ' + GAME_BUILDDATE + ' ' + GAME_BUILDTIME,
  80     TMsgType.Notify
  81   );
  82
  83 {$IFDEF HEADLESS}
  84   conbufDumpToStdOut := true;
  85 {$ENDIF}
  86   e_WriteToStdOut := False; //{$IFDEF HEADLESS}True;{$ELSE}False;{$ENDIF}
  87
  88 {$IFDEF HEADLESS}
  89  {$IFDEF USE_SDLMIXER}
  90   sdlflags := SDL_INIT_TIMER or SDL_INIT_AUDIO or $00004000;
  91   // HACK: shit this into env and hope for the best
  92   SetEnvVar('SDL_AUDIODRIVER', 'dummy');
  93  {$ELSE}
  94   sdlflags := SDL_INIT_TIMER or $00004000;
  95  {$ENDIF}
  96 {$ELSE}
  97  {$IFDEF USE_SDLMIXER}
  98   {*sdlflags := SDL_INIT_EVERYTHING;*}
  99   sdlflags := SDL_INIT_JOYSTICK or SDL_INIT_TIMER or SDL_INIT_VIDEO;
 100  {$ELSE}
 101   sdlflags := SDL_INIT_JOYSTICK or SDL_INIT_TIMER or SDL_INIT_VIDEO;
 102  {$ENDIF}
 103 {$ENDIF}
 104
 105   SDL_SetHint(SDL_HINT_ACCELEROMETER_AS_JOYSTICK, '0');
 106
 107   if SDL_Init(sdlflags) < 0 then
 108     raise Exception.Create('SDL: Init failed: ' + SDL_GetError());
 109
 110   e_WriteLog('Read config file', TMsgType.Notify);
 111   g_Options_Read(GameDir + '/' + CONFIG_FILENAME);
 112
 113   //GetSystemDefaultLCID()
 114
 115   //e_WriteLog('Read language file', MSG_NOTIFY);
 116   //g_Language_Load(DataDir + gLanguage + '.txt');
 117   e_WriteLog(gLanguage, TMsgType.Notify);
 118   g_Language_Set(gLanguage);
 119
 120 {$IF not DEFINED(HEADLESS) and DEFINED(ENABLE_HOLMES)}
 121   flexloaded := true;
 122   if not fuiAddWad('flexui.wad') then
 123   begin
 124     if not fuiAddWad('./data/flexui.wad') then fuiAddWad('./flexui.wad');
 125   end;
 126   try
 127     fuiGfxLoadFont('win8', 'flexui/fonts/win8.fuifont');
 128     fuiGfxLoadFont('win14', 'flexui/fonts/win14.fuifont');
 129     fuiGfxLoadFont('win16', 'flexui/fonts/win16.fuifont');
 130     fuiGfxLoadFont('dos8', 'flexui/fonts/dos8.fuifont');
 131     fuiGfxLoadFont('msx6', 'flexui/fonts/msx6.fuifont');
 132   except on e: Exception do
 133     begin
 134       writeln('ERROR loading FlexUI fonts');
 135       flexloaded := false;
 136       //raise;
 137     end;
 138   else
 139     begin
 140       flexloaded := false;
 141       //raise;
 142     end;
 143   end;
 144   if (flexloaded) then
 145   begin
 146     try
 147       e_LogWriteln('FlexUI: loading stylesheet...');
 148       uiLoadStyles('flexui/widgets.wgs');
 149     except on e: TParserException do
 150       begin
 151         writeln('ERROR at (', e.tokLine, ',', e.tokCol, '): ', e.message);
 152         //raise;
 153         flexloaded := false;
 154       end;
 155     else
 156       begin
 157         //raise;
 158         flexloaded := false;
 159       end;
 160     end;
 161   end;
 162   g_holmes_imfunctional := not flexloaded;
 163 {$ENDIF}
 164
 165   e_WriteLog('Entering SDLMain', TMsgType.Notify);
 166
 167 {$WARNINGS OFF}
 168   SDLMain();
 169 {$WARNINGS ON}
 170
 171   e_WriteLog('Releasing SDL', TMsgType.Notify);
 172   SDL_Quit();
 173 end;
 174
 175 procedure Init();
 176 var
 177   NoSound: Boolean;
 178 begin
 179   Randomize;
 180
 181 {$IFDEF HEADLESS}
 182  {$IFDEF USE_SDLMIXER}
 183   NoSound := False; // hope env has set SDL_AUDIODRIVER to dummy
 184  {$ELSE}
 185   NoSound := True; // FMOD backend will sort it out
 186  {$ENDIF}
 187 {$ELSE}
 188   NoSound := False;
 189 {$ENDIF}
 190
 191   e_WriteLog('Init Input', TMsgType.Notify);
 192   e_InitInput();
 193   g_Touch_Init;
 194
 195 (*
 196   if (e_JoysticksAvailable > 0) then
 197     e_WriteLog('Input: Joysticks available.', TMsgType.Notify)
 198   else
 199     e_WriteLog('Input: No Joysticks.', TMsgType.Notify);
 200 *)
 201
 202   if (not gNoSound) then
 203   begin
 204     e_WriteLog('Initializing sound system', TMsgType.Notify);
 205     e_InitSoundSystem(NoSound);
 206   end;
 207
 208   e_WriteLog('Init game', TMsgType.Notify);
 209   g_Game_Init();
 210
 211   FillChar(charbuff, sizeof(charbuff), ' ');
 212 end;
 213
 214
 215 procedure Release();
 216 begin
 217   e_WriteLog('Releasing engine', TMsgType.Notify);
 218   e_ReleaseEngine();
 219
 220   e_WriteLog('Releasing Input', TMsgType.Notify);
 221   e_ReleaseInput();
 222
 223   if not gNoSound then
 224   begin
 225     e_WriteLog('Releasing FMOD', TMsgType.Notify);
 226     e_ReleaseSoundSystem();
 227   end;
 228 end;
 229
 230
 231 procedure Update ();
 232 begin
 233   g_Game_Update();
 234 end;
 235
 236
 237 procedure Draw ();
 238 begin
 239   g_Game_Draw();
 240 end;
 241
 242
 243 function Translit (const S: AnsiString): AnsiString;
 244 var
 245   i: Integer;
 246 begin
 247   Result := S;
 248   for i := 1 to Length(Result) do
 249   begin
 250     case Result[i] of
 251       'É': Result[i] := 'Q';
 252       'Ö': Result[i] := 'W';
 253       'Ó': Result[i] := 'E';
 254       'Ê': Result[i] := 'R';
 255       'Å': Result[i] := 'T';
 256       'Í': Result[i] := 'Y';
 257       'Ã': Result[i] := 'U';
 258       'Ø': Result[i] := 'I';
 259       'Ù': Result[i] := 'O';
 260       'Ç': Result[i] := 'P';
 261       'Õ': Result[i] := '['; //Chr(219);
 262       'Ú': Result[i] := ']'; //Chr(221);
 263       'Ô': Result[i] := 'A';
 264       'Û': Result[i] := 'S';
 265       'Â': Result[i] := 'D';
 266       'À': Result[i] := 'F';
 267       'Ï': Result[i] := 'G';
 268       'Ð': Result[i] := 'H';
 269       'Î': Result[i] := 'J';
 270       'Ë': Result[i] := 'K';
 271       'Ä': Result[i] := 'L';
 272       'Æ': Result[i] := ';'; //Chr(186);
 273       'Ý': Result[i] := #39; //Chr(222);
 274       'ß': Result[i] := 'Z';
 275       '×': Result[i] := 'X';
 276       'Ñ': Result[i] := 'C';
 277       'Ì': Result[i] := 'V';
 278       'È': Result[i] := 'B';
 279       'Ò': Result[i] := 'N';
 280       'Ü': Result[i] := 'M';
 281       'Á': Result[i] := ','; //Chr(188);
 282       'Þ': Result[i] := '.'; //Chr(190);
 283     end;
 284   end;
 285 end;
 286
 287
 288 function CheckCheat (ct: TStrings_Locale; eofs: Integer=0): Boolean;
 289 var
 290   ls1, ls2: string;
 291 begin
 292   ls1 :=          CheatEng[ct];
 293   ls2 := Translit(CheatRus[ct]);
 294   if length(ls1) = 0 then ls1 := '~';
 295   if length(ls2) = 0 then ls2 := '~';
 296   result :=
 297     (Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)) = ls1) or
 298     (Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))) = ls1) or
 299     (Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)) = ls2) or
 300     (Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))) = ls2);
 301   {
 302   if ct = I_GAME_CHEAT_JETPACK then
 303   begin
 304     e_WriteLog('ls1: ['+ls1+']', MSG_NOTIFY);
 305     e_WriteLog('ls2: ['+ls2+']', MSG_NOTIFY);
 306     e_WriteLog('bf0: ['+Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))+']', MSG_NOTIFY);
 307     e_WriteLog('bf1: ['+Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)))+']', MSG_NOTIFY);
 308     e_WriteLog('bf2: ['+Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))+']', MSG_NOTIFY);
 309     e_WriteLog('bf3: ['+Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)))+']', MSG_NOTIFY);
 310   end;
 311   }
 312 end;
 313
 314
 315 procedure Cheat ();
 316 const
 317   CHEAT_DAMAGE = 500;
 318 label
 319   Cheated;
 320 var
 321   s, s2: string;
 322   c: ShortString;
 323   a: Integer;
 324 begin
 325   {
 326   if (not gGameOn) or (not gCheats) or ((gGameSettings.GameType <> GT_SINGLE) and
 327     (gGameSettings.GameMode <> GM_COOP) and (not gDebugMode))
 328     or g_Game_IsNet then Exit;
 329   }
 330   if not gGameOn then exit;
 331   if not conIsCheatsEnabled then exit;
 332
 333   s := 'SOUND_GAME_RADIO';
 334
 335   //
 336   if CheckCheat(I_GAME_CHEAT_GODMODE) then
 337   begin
 338     if gPlayer1 <> nil then gPlayer1.GodMode := not gPlayer1.GodMode;
 339     if gPlayer2 <> nil then gPlayer2.GodMode := not gPlayer2.GodMode;
 340     goto Cheated;
 341   end;
 342   // RAMBO
 343   if CheckCheat(I_GAME_CHEAT_WEAPONS) then
 344   begin
 345     if gPlayer1 <> nil then gPlayer1.AllRulez(False);
 346     if gPlayer2 <> nil then gPlayer2.AllRulez(False);
 347     goto Cheated;
 348   end;
 349   // TANK
 350   if CheckCheat(I_GAME_CHEAT_HEALTH) then
 351   begin
 352     if gPlayer1 <> nil then gPlayer1.AllRulez(True);
 353     if gPlayer2 <> nil then gPlayer2.AllRulez(True);
 354     goto Cheated;
 355   end;
 356   // IDDQD
 357   if CheckCheat(I_GAME_CHEAT_DEATH) then
 358   begin
 359     if gPlayer1 <> nil then gPlayer1.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 360     if gPlayer2 <> nil then gPlayer2.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 361     s := 'SOUND_MONSTER_HAHA';
 362     goto Cheated;
 363   end;
 364   //
 365   if CheckCheat(I_GAME_CHEAT_DOORS) then
 366   begin
 367     g_Triggers_OpenAll();
 368     goto Cheated;
 369   end;
 370   // GOODBYE
 371   if CheckCheat(I_GAME_CHEAT_NEXTMAP) then
 372   begin
 373     if gTriggers <> nil then
 374       for a := 0 to High(gTriggers) do
 375         if gTriggers[a].TriggerType = TRIGGER_EXIT then
 376         begin
 377           gExitByTrigger := True;
 378           //g_Game_ExitLevel(gTriggers[a].Data.MapName);
 379           g_Game_ExitLevel(gTriggers[a].tgcMap);
 380           Break;
 381         end;
 382     goto Cheated;
 383   end;
 384   //
 385   s2 := Copy(charbuff, 15, 2);
 386   if CheckCheat(I_GAME_CHEAT_CHANGEMAP, 2) and (s2[1] >= '0') and (s2[1] <= '9') and (s2[2] >= '0') and (s2[2] <= '9') then
 387   begin
 388     if g_Map_Exist(MapsDir+gGameSettings.WAD+':\MAP'+s2) then
 389     begin
 390       c := 'MAP'+s2;
 391       g_Game_ExitLevel(c);
 392     end;
 393     goto Cheated;
 394   end;
 395   //
 396   if CheckCheat(I_GAME_CHEAT_FLY) then
 397   begin
 398     gFly := not gFly;
 399     goto Cheated;
 400   end;
 401   // BULLFROG
 402   if CheckCheat(I_GAME_CHEAT_JUMPS) then
 403   begin
 404     VEL_JUMP := 30-VEL_JUMP;
 405     goto Cheated;
 406   end;
 407   // FORMULA1
 408   if CheckCheat(I_GAME_CHEAT_SPEED) then
 409   begin
 410     MAX_RUNVEL := 32-MAX_RUNVEL;
 411     goto Cheated;
 412   end;
 413   // CONDOM
 414   if CheckCheat(I_GAME_CHEAT_SUIT) then
 415   begin
 416     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_SUIT);
 417     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_SUIT);
 418     goto Cheated;
 419   end;
 420   //
 421   if CheckCheat(I_GAME_CHEAT_AIR) then
 422   begin
 423     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_OXYGEN);
 424     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_OXYGEN);
 425     goto Cheated;
 426   end;
 427   // PURELOVE
 428   if CheckCheat(I_GAME_CHEAT_BERSERK) then
 429   begin
 430     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_MEDKIT_BLACK);
 431     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_MEDKIT_BLACK);
 432     goto Cheated;
 433   end;
 434   //
 435   if CheckCheat(I_GAME_CHEAT_JETPACK) then
 436   begin
 437     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_JETPACK);
 438     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_JETPACK);
 439     goto Cheated;
 440   end;
 441   // CASPER
 442   if CheckCheat(I_GAME_CHEAT_NOCLIP) then
 443   begin
 444     if gPlayer1 <> nil then gPlayer1.SwitchNoClip;
 445     if gPlayer2 <> nil then gPlayer2.SwitchNoClip;
 446     goto Cheated;
 447   end;
 448   //
 449   if CheckCheat(I_GAME_CHEAT_NOTARGET) then
 450   begin
 451     if gPlayer1 <> nil then gPlayer1.NoTarget := not gPlayer1.NoTarget;
 452     if gPlayer2 <> nil then gPlayer2.NoTarget := not gPlayer2.NoTarget;
 453     goto Cheated;
 454   end;
 455   // INFERNO
 456   if CheckCheat(I_GAME_CHEAT_NORELOAD) then
 457   begin
 458     if gPlayer1 <> nil then gPlayer1.NoReload := not gPlayer1.NoReload;
 459     if gPlayer2 <> nil then gPlayer2.NoReload := not gPlayer2.NoReload;
 460     goto Cheated;
 461   end;
 462   if CheckCheat(I_GAME_CHEAT_AIMLINE) then
 463   begin
 464     gAimLine := not gAimLine;
 465     goto Cheated;
 466   end;
 467   if CheckCheat(I_GAME_CHEAT_AUTOMAP) then
 468   begin
 469     gShowMap := not gShowMap;
 470     goto Cheated;
 471   end;
 472   Exit;
 473
 474 Cheated:
 475   g_Sound_PlayEx(s);
 476 end;
 477
 478
 479 procedure KeyPress (K: Word);
 480 var
 481   Msg: g_gui.TMessage;
 482 begin
 483   case K of
 484     VK_ESCAPE: // <Esc>:
 485       begin
 486         if (g_ActiveWindow <> nil) then
 487         begin
 488           Msg.Msg := WM_KEYDOWN;
 489           Msg.WParam := VK_ESCAPE;
 490           g_ActiveWindow.OnMessage(Msg);
 491           if (not g_Game_IsNet) and (g_ActiveWindow = nil) then g_Game_Pause(false); //Fn loves to do this
 492         end
 493         else if (gState <> STATE_FOLD) then
 494         begin
 495           if gGameOn or (gState = STATE_INTERSINGLE) or (gState = STATE_INTERCUSTOM) then
 496           begin
 497             g_Game_InGameMenu(True);
 498           end
 499           else if (gExit = 0) and (gState <> STATE_SLIST) then
 500           begin
 501             if (gState <> STATE_MENU) then
 502             begin
 503               if (NetMode <> NET_NONE) then
 504               begin
 505                 g_Game_StopAllSounds(True);
 506                 g_Game_Free;
 507                 gState := STATE_MENU;
 508                 Exit;
 509               end;
 510             end;
 511             g_GUI_ShowWindow('MainMenu');
 512             g_Sound_PlayEx('MENU_OPEN');
 513           end;
 514         end;
 515       end;
 516
 517     IK_F2, IK_F3, IK_F4, IK_F5, IK_F6, IK_F7, IK_F10:
 518       begin // <F2> .. <F6> � <F12>
 519         if gGameOn and (not gConsoleShow) and (not gChatShow) then
 520         begin
 521           while (g_ActiveWindow <> nil) do g_GUI_HideWindow(False);
 522           if (not g_Game_IsNet) then g_Game_Pause(True);
 523           case K of
 524             IK_F2: g_Menu_Show_SaveMenu();
 525             IK_F3: g_Menu_Show_LoadMenu();
 526             IK_F4: g_Menu_Show_GameSetGame();
 527             IK_F5: g_Menu_Show_OptionsVideo();
 528             IK_F6: g_Menu_Show_OptionsSound();
 529             IK_F7: g_Menu_Show_EndGameMenu();
 530             IK_F10: g_Menu_Show_QuitGameMenu();
 531           end;
 532         end;
 533       end;
 534
 535     else
 536       begin
 537         gJustChatted := False;
 538         if gConsoleShow or gChatShow then
 539         begin
 540           g_Console_Control(K);
 541         end
 542         else if (g_ActiveWindow <> nil) then
 543         begin
 544           Msg.Msg := WM_KEYDOWN;
 545           Msg.WParam := K;
 546           g_ActiveWindow.OnMessage(Msg);
 547         end
 548         else if (gState = STATE_MENU) then
 549         begin
 550           g_GUI_ShowWindow('MainMenu');
 551           g_Sound_PlayEx('MENU_OPEN');
 552         end;
 553       end;
 554   end;
 555 end;
 556
 557
 558 procedure CharPress (C: AnsiChar);
 559 var
 560   Msg: g_gui.TMessage;
 561   a: Integer;
 562 begin
 563   if gConsoleShow or gChatShow then
 564   begin
 565     g_Console_Char(C)
 566   end
 567   else if (g_ActiveWindow <> nil) then
 568   begin
 569     Msg.Msg := WM_CHAR;
 570     Msg.WParam := Ord(C);
 571     g_ActiveWindow.OnMessage(Msg);
 572   end
 573   else
 574   begin
 575     for a := 0 to 14 do charbuff[a] := charbuff[a+1];
 576     charbuff[15] := upcase1251(C);
 577     Cheat();
 578   end;
 579 end;
 580
 581
 582 end.