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, version 3 of the License ONLY.
   6  *
   7  * This program is distributed in the hope that it will be useful,
   8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10  * GNU General Public License for more details.
  11  *
  12  * You should have received a copy of the GNU General Public License
  13  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  14  *)
  15 {$INCLUDE ../shared/a_modes.inc}
  16 unit g_main;
  17
  18 interface
  19
  20 procedure Main ();
  21 procedure Init ();
  22 procedure Release ();
  23 procedure Update ();
  24 procedure Draw ();
  25 procedure KeyPress (K: Word);
  26 procedure CharPress (C: AnsiChar);
  27
  28 var
  29   GameDir: string;
  30   DataDir: string;
  31   MapsDir: string;
  32   ModelsDir: string;
  33   GameWAD: string;
  34   LogFileName: string;
  35
  36 implementation
  37
  38 uses
  39 {$INCLUDE ../nogl/noGLuses.inc}
  40 {$IFDEF ENABLE_HOLMES}
  41   g_holmes, fui_wadread, fui_style, fui_gfx_gl,
  42 {$ENDIF}
  43   SDL2, wadreader, e_log, g_window,
  44   e_graphics, e_input, g_game, g_console, g_gui,
  45   e_sound, g_options, g_sound, g_player, g_basic,
  46   g_weapons, SysUtils, g_triggers, MAPDEF, g_map,
  47   g_menu, g_language, g_net, g_touch,
  48   utils, conbuf, envvars,
  49   xparser;
  50
  51
  52 var
  53   charbuff: packed array [0..15] of AnsiChar;
  54
  55 procedure Main();
  56 var
  57   sdlflags: LongWord;
  58 {$IF not DEFINED(HEADLESS) and DEFINED(ENABLE_HOLMES)}
  59   flexloaded: Boolean;
  60 {$ENDIF}
  61 begin
  62   e_InitWritelnDriver();
  63
  64   GetDir(0, GameDir);
  65   MapsDir := GameDir + '/maps/';
  66   DataDir := GameDir + '/data/';
  67   ModelsDir := DataDir + 'models/';
  68   GameWAD := DataDir + 'Game.wad';
  69
  70   e_InitLog(GameDir + '/' + LogFileName, TWriteMode.WM_NEWFILE);
  71
  72   e_WriteLog(
  73     'Doom 2D: Forever version ' + GAME_VERSION +
  74     ' proto ' + IntToStr(NET_PROTOCOL_VER),
  75     TMsgType.Notify
  76   );
  77   e_WriteLog(
  78     'Build date: ' + GAME_BUILDDATE + ' ' + GAME_BUILDTIME,
  79     TMsgType.Notify
  80   );
  81
  82 {$IFDEF HEADLESS}
  83   conbufDumpToStdOut := true;
  84 {$ENDIF}
  85   e_WriteToStdOut := False; //{$IFDEF HEADLESS}True;{$ELSE}False;{$ENDIF}
  86
  87 {$IFDEF HEADLESS}
  88  {$IFDEF USE_SDLMIXER}
  89   sdlflags := SDL_INIT_TIMER or SDL_INIT_AUDIO or $00004000;
  90   // HACK: shit this into env and hope for the best
  91   SetEnvVar('SDL_AUDIODRIVER', 'dummy');
  92  {$ELSE}
  93   sdlflags := SDL_INIT_TIMER or $00004000;
  94  {$ENDIF}
  95 {$ELSE}
  96  {$IFDEF USE_SDLMIXER}
  97   {*sdlflags := SDL_INIT_EVERYTHING;*}
  98   sdlflags := SDL_INIT_JOYSTICK or SDL_INIT_TIMER or SDL_INIT_VIDEO;
  99  {$ELSE}
 100   sdlflags := SDL_INIT_JOYSTICK or SDL_INIT_TIMER or SDL_INIT_VIDEO;
 101  {$ENDIF}
 102 {$ENDIF}
 103
 104   SDL_SetHint(SDL_HINT_ACCELEROMETER_AS_JOYSTICK, '0');
 105
 106   if SDL_Init(sdlflags) < 0 then
 107     raise Exception.Create('SDL: Init failed: ' + SDL_GetError());
 108
 109   e_WriteLog('Read config file', TMsgType.Notify);
 110   g_Options_Read(GameDir + '/' + CONFIG_FILENAME);
 111
 112   //GetSystemDefaultLCID()
 113
 114   //e_WriteLog('Read language file', MSG_NOTIFY);
 115   //g_Language_Load(DataDir + gLanguage + '.txt');
 116   e_WriteLog(gLanguage, TMsgType.Notify);
 117   g_Language_Set(gLanguage);
 118
 119 {$IF not DEFINED(HEADLESS) and DEFINED(ENABLE_HOLMES)}
 120   flexloaded := true;
 121   if not fuiAddWad('flexui.wad') then
 122   begin
 123     if not fuiAddWad('./data/flexui.wad') then fuiAddWad('./flexui.wad');
 124   end;
 125   try
 126     fuiGfxLoadFont('win8', 'flexui/fonts/win8.fuifont');
 127     fuiGfxLoadFont('win14', 'flexui/fonts/win14.fuifont');
 128     fuiGfxLoadFont('win16', 'flexui/fonts/win16.fuifont');
 129     fuiGfxLoadFont('dos8', 'flexui/fonts/dos8.fuifont');
 130     fuiGfxLoadFont('msx6', 'flexui/fonts/msx6.fuifont');
 131   except on e: Exception do
 132     begin
 133       writeln('ERROR loading FlexUI fonts');
 134       flexloaded := false;
 135       //raise;
 136     end;
 137   else
 138     begin
 139       flexloaded := false;
 140       //raise;
 141     end;
 142   end;
 143   if (flexloaded) then
 144   begin
 145     try
 146       e_LogWriteln('FlexUI: loading stylesheet...');
 147       uiLoadStyles('flexui/widgets.wgs');
 148     except on e: TParserException do
 149       begin
 150         writeln('ERROR at (', e.tokLine, ',', e.tokCol, '): ', e.message);
 151         //raise;
 152         flexloaded := false;
 153       end;
 154     else
 155       begin
 156         //raise;
 157         flexloaded := false;
 158       end;
 159     end;
 160   end;
 161   g_holmes_imfunctional := not flexloaded;
 162 {$ENDIF}
 163
 164   e_WriteLog('Entering SDLMain', TMsgType.Notify);
 165
 166 {$WARNINGS OFF}
 167   SDLMain();
 168 {$WARNINGS ON}
 169
 170   e_WriteLog('Releasing SDL', TMsgType.Notify);
 171   SDL_Quit();
 172 end;
 173
 174 procedure Init();
 175 var
 176   NoSound: Boolean;
 177 begin
 178   Randomize;
 179
 180 {$IFDEF HEADLESS}
 181  {$IFDEF USE_SDLMIXER}
 182   NoSound := False; // hope env has set SDL_AUDIODRIVER to dummy
 183  {$ELSE}
 184   NoSound := True; // FMOD backend will sort it out
 185  {$ENDIF}
 186 {$ELSE}
 187   NoSound := False;
 188 {$ENDIF}
 189
 190   e_WriteLog('Init Input', TMsgType.Notify);
 191   e_InitInput();
 192   g_Touch_Init;
 193
 194 (*
 195   if (e_JoysticksAvailable > 0) then
 196     e_WriteLog('Input: Joysticks available.', TMsgType.Notify)
 197   else
 198     e_WriteLog('Input: No Joysticks.', TMsgType.Notify);
 199 *)
 200
 201   if (not gNoSound) then
 202   begin
 203     e_WriteLog('Initializing sound system', TMsgType.Notify);
 204     e_InitSoundSystem(NoSound);
 205   end;
 206
 207   e_WriteLog('Init game', TMsgType.Notify);
 208   g_Game_Init();
 209
 210   FillChar(charbuff, sizeof(charbuff), ' ');
 211 end;
 212
 213
 214 procedure Release();
 215 begin
 216   e_WriteLog('Releasing engine', TMsgType.Notify);
 217   e_ReleaseEngine();
 218
 219   e_WriteLog('Releasing Input', TMsgType.Notify);
 220   e_ReleaseInput();
 221
 222   if not gNoSound then
 223   begin
 224     e_WriteLog('Releasing FMOD', TMsgType.Notify);
 225     e_ReleaseSoundSystem();
 226   end;
 227 end;
 228
 229
 230 procedure Update ();
 231 begin
 232   g_Game_Update();
 233 end;
 234
 235
 236 procedure Draw ();
 237 begin
 238   g_Game_Draw();
 239 end;
 240
 241
 242 function Translit (const S: AnsiString): AnsiString;
 243 var
 244   i: Integer;
 245 begin
 246   Result := S;
 247   for i := 1 to Length(Result) do
 248   begin
 249     case Result[i] of
 250       'É': Result[i] := 'Q';
 251       'Ö': Result[i] := 'W';
 252       'Ó': Result[i] := 'E';
 253       'Ê': Result[i] := 'R';
 254       'Å': Result[i] := 'T';
 255       'Í': Result[i] := 'Y';
 256       'Ã': Result[i] := 'U';
 257       'Ø': Result[i] := 'I';
 258       'Ù': Result[i] := 'O';
 259       'Ç': Result[i] := 'P';
 260       'Õ': Result[i] := '['; //Chr(219);
 261       'Ú': Result[i] := ']'; //Chr(221);
 262       'Ô': Result[i] := 'A';
 263       'Û': Result[i] := 'S';
 264       'Â': Result[i] := 'D';
 265       'À': Result[i] := 'F';
 266       'Ï': Result[i] := 'G';
 267       'Ð': Result[i] := 'H';
 268       'Î': Result[i] := 'J';
 269       'Ë': Result[i] := 'K';
 270       'Ä': Result[i] := 'L';
 271       'Æ': Result[i] := ';'; //Chr(186);
 272       'Ý': Result[i] := #39; //Chr(222);
 273       'ß': Result[i] := 'Z';
 274       '×': Result[i] := 'X';
 275       'Ñ': Result[i] := 'C';
 276       'Ì': Result[i] := 'V';
 277       'È': Result[i] := 'B';
 278       'Ò': Result[i] := 'N';
 279       'Ü': Result[i] := 'M';
 280       'Á': Result[i] := ','; //Chr(188);
 281       'Þ': Result[i] := '.'; //Chr(190);
 282     end;
 283   end;
 284 end;
 285
 286
 287 function CheckCheat (ct: TStrings_Locale; eofs: Integer=0): Boolean;
 288 var
 289   ls1, ls2: string;
 290 begin
 291   ls1 :=          CheatEng[ct];
 292   ls2 := Translit(CheatRus[ct]);
 293   if length(ls1) = 0 then ls1 := '~';
 294   if length(ls2) = 0 then ls2 := '~';
 295   result :=
 296     (Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)) = ls1) or
 297     (Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))) = ls1) or
 298     (Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)) = ls2) or
 299     (Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))) = ls2);
 300   {
 301   if ct = I_GAME_CHEAT_JETPACK then
 302   begin
 303     e_WriteLog('ls1: ['+ls1+']', MSG_NOTIFY);
 304     e_WriteLog('ls2: ['+ls2+']', MSG_NOTIFY);
 305     e_WriteLog('bf0: ['+Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))+']', MSG_NOTIFY);
 306     e_WriteLog('bf1: ['+Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)))+']', MSG_NOTIFY);
 307     e_WriteLog('bf2: ['+Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))+']', MSG_NOTIFY);
 308     e_WriteLog('bf3: ['+Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)))+']', MSG_NOTIFY);
 309   end;
 310   }
 311 end;
 312
 313
 314 procedure Cheat ();
 315 const
 316   CHEAT_DAMAGE = 500;
 317 label
 318   Cheated;
 319 var
 320   s, s2: string;
 321   c: ShortString;
 322   a: Integer;
 323 begin
 324   {
 325   if (not gGameOn) or (not gCheats) or ((gGameSettings.GameType <> GT_SINGLE) and
 326     (gGameSettings.GameMode <> GM_COOP) and (not gDebugMode))
 327     or g_Game_IsNet then Exit;
 328   }
 329   if not gGameOn then exit;
 330   if not conIsCheatsEnabled then exit;
 331
 332   s := 'SOUND_GAME_RADIO';
 333
 334   //
 335   if CheckCheat(I_GAME_CHEAT_GODMODE) then
 336   begin
 337     if gPlayer1 <> nil then gPlayer1.GodMode := not gPlayer1.GodMode;
 338     if gPlayer2 <> nil then gPlayer2.GodMode := not gPlayer2.GodMode;
 339     goto Cheated;
 340   end;
 341   // RAMBO
 342   if CheckCheat(I_GAME_CHEAT_WEAPONS) then
 343   begin
 344     if gPlayer1 <> nil then gPlayer1.AllRulez(False);
 345     if gPlayer2 <> nil then gPlayer2.AllRulez(False);
 346     goto Cheated;
 347   end;
 348   // TANK
 349   if CheckCheat(I_GAME_CHEAT_HEALTH) then
 350   begin
 351     if gPlayer1 <> nil then gPlayer1.AllRulez(True);
 352     if gPlayer2 <> nil then gPlayer2.AllRulez(True);
 353     goto Cheated;
 354   end;
 355   // IDDQD
 356   if CheckCheat(I_GAME_CHEAT_DEATH) then
 357   begin
 358     if gPlayer1 <> nil then gPlayer1.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 359     if gPlayer2 <> nil then gPlayer2.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 360     s := 'SOUND_MONSTER_HAHA';
 361     goto Cheated;
 362   end;
 363   //
 364   if CheckCheat(I_GAME_CHEAT_DOORS) then
 365   begin
 366     g_Triggers_OpenAll();
 367     goto Cheated;
 368   end;
 369   // GOODBYE
 370   if CheckCheat(I_GAME_CHEAT_NEXTMAP) then
 371   begin
 372     if gTriggers <> nil then
 373       for a := 0 to High(gTriggers) do
 374         if gTriggers[a].TriggerType = TRIGGER_EXIT then
 375         begin
 376           gExitByTrigger := True;
 377           //g_Game_ExitLevel(gTriggers[a].Data.MapName);
 378           g_Game_ExitLevel(gTriggers[a].tgcMap);
 379           Break;
 380         end;
 381     goto Cheated;
 382   end;
 383   //
 384   s2 := Copy(charbuff, 15, 2);
 385   if CheckCheat(I_GAME_CHEAT_CHANGEMAP, 2) and (s2[1] >= '0') and (s2[1] <= '9') and (s2[2] >= '0') and (s2[2] <= '9') then
 386   begin
 387     if g_Map_Exist(MapsDir+gGameSettings.WAD+':\MAP'+s2) then
 388     begin
 389       c := 'MAP'+s2;
 390       g_Game_ExitLevel(c);
 391     end;
 392     goto Cheated;
 393   end;
 394   //
 395   if CheckCheat(I_GAME_CHEAT_FLY) then
 396   begin
 397     gFly := not gFly;
 398     goto Cheated;
 399   end;
 400   // BULLFROG
 401   if CheckCheat(I_GAME_CHEAT_JUMPS) then
 402   begin
 403     VEL_JUMP := 30-VEL_JUMP;
 404     goto Cheated;
 405   end;
 406   // FORMULA1
 407   if CheckCheat(I_GAME_CHEAT_SPEED) then
 408   begin
 409     MAX_RUNVEL := 32-MAX_RUNVEL;
 410     goto Cheated;
 411   end;
 412   // CONDOM
 413   if CheckCheat(I_GAME_CHEAT_SUIT) then
 414   begin
 415     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_SUIT);
 416     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_SUIT);
 417     goto Cheated;
 418   end;
 419   //
 420   if CheckCheat(I_GAME_CHEAT_AIR) then
 421   begin
 422     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_OXYGEN);
 423     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_OXYGEN);
 424     goto Cheated;
 425   end;
 426   // PURELOVE
 427   if CheckCheat(I_GAME_CHEAT_BERSERK) then
 428   begin
 429     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_MEDKIT_BLACK);
 430     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_MEDKIT_BLACK);
 431     goto Cheated;
 432   end;
 433   //
 434   if CheckCheat(I_GAME_CHEAT_JETPACK) then
 435   begin
 436     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_JETPACK);
 437     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_JETPACK);
 438     goto Cheated;
 439   end;
 440   // CASPER
 441   if CheckCheat(I_GAME_CHEAT_NOCLIP) then
 442   begin
 443     if gPlayer1 <> nil then gPlayer1.SwitchNoClip;
 444     if gPlayer2 <> nil then gPlayer2.SwitchNoClip;
 445     goto Cheated;
 446   end;
 447   //
 448   if CheckCheat(I_GAME_CHEAT_NOTARGET) then
 449   begin
 450     if gPlayer1 <> nil then gPlayer1.NoTarget := not gPlayer1.NoTarget;
 451     if gPlayer2 <> nil then gPlayer2.NoTarget := not gPlayer2.NoTarget;
 452     goto Cheated;
 453   end;
 454   // INFERNO
 455   if CheckCheat(I_GAME_CHEAT_NORELOAD) then
 456   begin
 457     if gPlayer1 <> nil then gPlayer1.NoReload := not gPlayer1.NoReload;
 458     if gPlayer2 <> nil then gPlayer2.NoReload := not gPlayer2.NoReload;
 459     goto Cheated;
 460   end;
 461   if CheckCheat(I_GAME_CHEAT_AIMLINE) then
 462   begin
 463     gAimLine := not gAimLine;
 464     goto Cheated;
 465   end;
 466   if CheckCheat(I_GAME_CHEAT_AUTOMAP) then
 467   begin
 468     gShowMap := not gShowMap;
 469     goto Cheated;
 470   end;
 471   Exit;
 472
 473 Cheated:
 474   g_Sound_PlayEx(s);
 475 end;
 476
 477
 478 procedure KeyPress (K: Word);
 479 {$IFNDEF HEADLESS}
 480 var
 481   Msg: g_gui.TMessage;
 482 {$ENDIF}
 483 begin
 484 {$IFNDEF HEADLESS}
 485   case K of
 486     VK_ESCAPE: // <Esc>:
 487       begin
 488         if (g_ActiveWindow <> nil) then
 489         begin
 490           Msg.Msg := WM_KEYDOWN;
 491           Msg.WParam := VK_ESCAPE;
 492           g_ActiveWindow.OnMessage(Msg);
 493           if (not g_Game_IsNet) and (g_ActiveWindow = nil) then g_Game_Pause(false); //Fn loves to do this
 494         end
 495         else if (gState <> STATE_FOLD) then
 496         begin
 497           if gGameOn or (gState = STATE_INTERSINGLE) or (gState = STATE_INTERCUSTOM) then
 498           begin
 499             g_Game_InGameMenu(True);
 500           end
 501           else if (gExit = 0) and (gState <> STATE_SLIST) then
 502           begin
 503             if (gState <> STATE_MENU) then
 504             begin
 505               if (NetMode <> NET_NONE) then
 506               begin
 507                 g_Game_StopAllSounds(True);
 508                 g_Game_Free;
 509                 gState := STATE_MENU;
 510                 Exit;
 511               end;
 512             end;
 513             g_GUI_ShowWindow('MainMenu');
 514             g_Sound_PlayEx('MENU_OPEN');
 515           end;
 516         end;
 517       end;
 518
 519     IK_F2, IK_F3, IK_F4, IK_F5, IK_F6, IK_F7, IK_F10:
 520       begin // <F2> .. <F6> � <F12>
 521         if gGameOn and (not gConsoleShow) and (not gChatShow) then
 522         begin
 523           while (g_ActiveWindow <> nil) do g_GUI_HideWindow(False);
 524           if (not g_Game_IsNet) then g_Game_Pause(True);
 525           case K of
 526             IK_F2: g_Menu_Show_SaveMenu();
 527             IK_F3: g_Menu_Show_LoadMenu();
 528             IK_F4: g_Menu_Show_GameSetGame();
 529             IK_F5: g_Menu_Show_OptionsVideo();
 530             IK_F6: g_Menu_Show_OptionsSound();
 531             IK_F7: g_Menu_Show_EndGameMenu();
 532             IK_F10: g_Menu_Show_QuitGameMenu();
 533           end;
 534         end;
 535       end;
 536
 537     else
 538       begin
 539         gJustChatted := False;
 540         if gConsoleShow or gChatShow then
 541         begin
 542           g_Console_Control(K);
 543         end
 544         else if (g_ActiveWindow <> nil) then
 545         begin
 546           Msg.Msg := WM_KEYDOWN;
 547           Msg.WParam := K;
 548           g_ActiveWindow.OnMessage(Msg);
 549         end
 550         else if (gState = STATE_MENU) then
 551         begin
 552           g_GUI_ShowWindow('MainMenu');
 553           g_Sound_PlayEx('MENU_OPEN');
 554         end;
 555       end;
 556   end;
 557 {$ENDIF}
 558 end;
 559
 560
 561 procedure CharPress (C: AnsiChar);
 562 var
 563   Msg: g_gui.TMessage;
 564   a: Integer;
 565 begin
 566   if gConsoleShow or gChatShow then
 567   begin
 568     g_Console_Char(C)
 569   end
 570   else if (g_ActiveWindow <> nil) then
 571   begin
 572     Msg.Msg := WM_CHAR;
 573     Msg.WParam := Ord(C);
 574     g_ActiveWindow.OnMessage(Msg);
 575   end
 576   else
 577   begin
 578     for a := 0 to 14 do charbuff[a] := charbuff[a+1];
 579     charbuff[15] := upcase1251(C);
 580     Cheat();
 581   end;
 582 end;
 583
 584
 585 end.