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 {$INCLUDE ../shared/a_modes.inc}
  17 unit g_main;
  18
  19 interface
  20
  21 procedure Main ();
  22 procedure Init ();
  23 procedure Release ();
  24 procedure Update ();
  25 procedure Draw ();
  26 procedure KeyPress (K: Word);
  27 procedure CharPress (C: AnsiChar);
  28
  29 var
  30   GameDir: string;
  31   DataDir: string;
  32   MapsDir: string;
  33   ModelsDir: string;
  34   GameWAD: string;
  35
  36
  37 implementation
  38
  39 uses
  40 {$IFDEF USE_NANOGL}
  41   nanoGL,
  42 {$ELSE}
  43   GL, GLExt,
  44 {$ENDIF}
  45   SDL2, wadreader, e_log, g_window,
  46   e_graphics, e_input, g_game, g_console, g_gui,
  47   e_sound, g_options, g_sound, g_player, g_basic,
  48   g_weapons, SysUtils, g_triggers, MAPDEF, g_map,
  49   g_menu, g_language, g_net, g_holmes, g_touch,
  50   utils, conbuf, envvars, fui_wadread, fui_style,
  51   fui_gfx_gl, xparser;
  52
  53
  54 var
  55   charbuff: packed array [0..15] of AnsiChar;
  56
  57 procedure Main();
  58 var
  59   sdlflags: LongWord;
  60 {$IFNDEF HEADLESS}
  61   flexloaded: Boolean;
  62 {$ENDIF}
  63 begin
  64   e_InitWritelnDriver();
  65
  66   GetDir(0, GameDir);
  67   MapsDir := GameDir + '/maps/';
  68   DataDir := GameDir + '/data/';
  69   ModelsDir := DataDir + 'models/';
  70   GameWAD := DataDir + 'Game.wad';
  71
  72   e_InitLog(GameDir + '/' + LOG_FILENAME, TWriteMode.WM_NEWFILE);
  73
  74   e_WriteLog(
  75     'Doom 2D: Forever version ' + GAME_VERSION +
  76     ' proto ' + IntToStr(NET_PROTOCOL_VER),
  77     TMsgType.Notify
  78   );
  79   e_WriteLog(
  80     'Build date: ' + GAME_BUILDDATE + ' ' + GAME_BUILDTIME,
  81     TMsgType.Notify
  82   );
  83
  84   e_WriteLog('Read config file', TMsgType.Notify);
  85   g_Options_Read(GameDir + '/' + CONFIG_FILENAME);
  86
  87 {$IFDEF HEADLESS}
  88   conbufDumpToStdOut := true;
  89 {$ENDIF}
  90   e_WriteToStdOut := False; //{$IFDEF HEADLESS}True;{$ELSE}False;{$ENDIF}
  91
  92   //GetSystemDefaultLCID()
  93
  94   //e_WriteLog('Read language file', MSG_NOTIFY);
  95   //g_Language_Load(DataDir + gLanguage + '.txt');
  96   e_WriteLog(gLanguage, TMsgType.Notify);
  97   g_Language_Set(gLanguage);
  98
  99 {$IFDEF HEADLESS}
 100  {$IFDEF USE_SDLMIXER}
 101   sdlflags := SDL_INIT_TIMER or SDL_INIT_AUDIO or $00004000;
 102   // HACK: shit this into env and hope for the best
 103   SetEnvVar('SDL_AUDIODRIVER', 'dummy');
 104  {$ELSE}
 105   sdlflags := SDL_INIT_TIMER or $00004000;
 106  {$ENDIF}
 107 {$ELSE}
 108  {$IFDEF USE_SDLMIXER}
 109   {*sdlflags := SDL_INIT_EVERYTHING;*}
 110   sdlflags := SDL_INIT_JOYSTICK or SDL_INIT_TIMER or SDL_INIT_VIDEO;
 111  {$ELSE}
 112   sdlflags := SDL_INIT_JOYSTICK or SDL_INIT_TIMER or SDL_INIT_VIDEO;
 113  {$ENDIF}
 114 {$ENDIF}
 115
 116   SDL_SetHint(SDL_HINT_ACCELEROMETER_AS_JOYSTICK, '0');
 117
 118   if SDL_Init(sdlflags) < 0 then
 119     raise Exception.Create('SDL: Init failed: ' + SDL_GetError());
 120
 121 {$IFNDEF HEADLESS}
 122 {$IFNDEF ANDROID}
 123   SDL_StartTextInput();
 124 {$ENDIF}
 125 {$ENDIF}
 126
 127 {$IFNDEF HEADLESS}
 128   flexloaded := true;
 129   if not fuiAddWad('flexui.wad') then
 130   begin
 131     if not fuiAddWad('./data/flexui.wad') then fuiAddWad('./flexui.wad');
 132   end;
 133   try
 134     fuiGfxLoadFont('win8', 'flexui/fonts/win8.fuifont');
 135     fuiGfxLoadFont('win14', 'flexui/fonts/win14.fuifont');
 136     fuiGfxLoadFont('win16', 'flexui/fonts/win16.fuifont');
 137     fuiGfxLoadFont('dos8', 'flexui/fonts/dos8.fuifont');
 138     fuiGfxLoadFont('msx6', 'flexui/fonts/msx6.fuifont');
 139   except on e: Exception do
 140     begin
 141       writeln('ERROR loading FlexUI fonts');
 142       flexloaded := false;
 143       //raise;
 144     end;
 145   else
 146     begin
 147       flexloaded := false;
 148       //raise;
 149     end;
 150   end;
 151   if (flexloaded) then
 152   begin
 153     try
 154       e_LogWriteln('FlexUI: loading stylesheet...');
 155       uiLoadStyles('flexui/widgets.wgs');
 156     except on e: TParserException do
 157       begin
 158         writeln('ERROR at (', e.tokLine, ',', e.tokCol, '): ', e.message);
 159         //raise;
 160         flexloaded := false;
 161       end;
 162     else
 163       begin
 164         //raise;
 165         flexloaded := false;
 166       end;
 167     end;
 168   end;
 169   g_holmes_imfunctional := not flexloaded;
 170 {$ENDIF}
 171
 172   e_WriteLog('Entering SDLMain', TMsgType.Notify);
 173
 174 {$WARNINGS OFF}
 175   SDLMain();
 176 {$WARNINGS ON}
 177
 178 {$IFNDEF HEADLESS}
 179   SDL_StopTextInput();
 180 {$ENDIF}
 181
 182   e_WriteLog('Releasing SDL', TMsgType.Notify);
 183   SDL_Quit();
 184 end;
 185
 186 procedure Init();
 187 var
 188   NoSound: Boolean;
 189 begin
 190   Randomize;
 191
 192 {$IFDEF HEADLESS}
 193  {$IFDEF USE_SDLMIXER}
 194   NoSound := False; // hope env has set SDL_AUDIODRIVER to dummy
 195  {$ELSE}
 196   NoSound := True; // FMOD backend will sort it out
 197  {$ENDIF}
 198 {$ELSE}
 199   NoSound := False;
 200 {$ENDIF}
 201
 202   e_WriteLog('Init Input', TMsgType.Notify);
 203   e_InitInput();
 204   g_Touch_Init;
 205
 206   if (e_JoysticksAvailable > 0) then
 207     e_WriteLog('Input: Joysticks available.', TMsgType.Notify)
 208   else
 209     e_WriteLog('Input: No Joysticks.', TMsgType.Notify);
 210
 211   if (not gNoSound) then
 212   begin
 213     e_WriteLog('Initializing sound system', TMsgType.Notify);
 214     e_InitSoundSystem(NoSound);
 215   end;
 216
 217   e_WriteLog('Init game', TMsgType.Notify);
 218   g_Game_Init();
 219
 220   FillChar(charbuff, sizeof(charbuff), ' ');
 221 end;
 222
 223
 224 procedure Release();
 225 begin
 226   e_WriteLog('Releasing engine', TMsgType.Notify);
 227   e_ReleaseEngine();
 228
 229   e_WriteLog('Releasing Input', TMsgType.Notify);
 230   e_ReleaseInput();
 231
 232   if not gNoSound then
 233   begin
 234     e_WriteLog('Releasing FMOD', TMsgType.Notify);
 235     e_ReleaseSoundSystem();
 236   end;
 237 end;
 238
 239
 240 procedure Update ();
 241 begin
 242   g_Game_Update();
 243 end;
 244
 245
 246 procedure Draw ();
 247 begin
 248   g_Game_Draw();
 249 end;
 250
 251
 252 function Translit (const S: AnsiString): AnsiString;
 253 var
 254   i: Integer;
 255 begin
 256   Result := S;
 257   for i := 1 to Length(Result) do
 258   begin
 259     case Result[i] of
 260       'É': Result[i] := 'Q';
 261       'Ö': Result[i] := 'W';
 262       'Ó': Result[i] := 'E';
 263       'Ê': Result[i] := 'R';
 264       'Å': Result[i] := 'T';
 265       'Í': Result[i] := 'Y';
 266       'Ã': Result[i] := 'U';
 267       'Ø': Result[i] := 'I';
 268       'Ù': Result[i] := 'O';
 269       'Ç': Result[i] := 'P';
 270       'Õ': Result[i] := '['; //Chr(219);
 271       'Ú': Result[i] := ']'; //Chr(221);
 272       'Ô': Result[i] := 'A';
 273       'Û': Result[i] := 'S';
 274       'Â': Result[i] := 'D';
 275       'À': Result[i] := 'F';
 276       'Ï': Result[i] := 'G';
 277       'Ð': Result[i] := 'H';
 278       'Î': Result[i] := 'J';
 279       'Ë': Result[i] := 'K';
 280       'Ä': Result[i] := 'L';
 281       'Æ': Result[i] := ';'; //Chr(186);
 282       'Ý': Result[i] := #39; //Chr(222);
 283       'ß': Result[i] := 'Z';
 284       '×': Result[i] := 'X';
 285       'Ñ': Result[i] := 'C';
 286       'Ì': Result[i] := 'V';
 287       'È': Result[i] := 'B';
 288       'Ò': Result[i] := 'N';
 289       'Ü': Result[i] := 'M';
 290       'Á': Result[i] := ','; //Chr(188);
 291       'Þ': Result[i] := '.'; //Chr(190);
 292     end;
 293   end;
 294 end;
 295
 296
 297 function CheckCheat (ct: TStrings_Locale; eofs: Integer=0): Boolean;
 298 var
 299   ls1, ls2: string;
 300 begin
 301   ls1 :=          CheatEng[ct];
 302   ls2 := Translit(CheatRus[ct]);
 303   if length(ls1) = 0 then ls1 := '~';
 304   if length(ls2) = 0 then ls2 := '~';
 305   result :=
 306     (Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)) = ls1) or
 307     (Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))) = ls1) or
 308     (Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)) = ls2) or
 309     (Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))) = ls2);
 310   {
 311   if ct = I_GAME_CHEAT_JETPACK then
 312   begin
 313     e_WriteLog('ls1: ['+ls1+']', MSG_NOTIFY);
 314     e_WriteLog('ls2: ['+ls2+']', MSG_NOTIFY);
 315     e_WriteLog('bf0: ['+Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))+']', MSG_NOTIFY);
 316     e_WriteLog('bf1: ['+Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)))+']', MSG_NOTIFY);
 317     e_WriteLog('bf2: ['+Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))+']', MSG_NOTIFY);
 318     e_WriteLog('bf3: ['+Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)))+']', MSG_NOTIFY);
 319   end;
 320   }
 321 end;
 322
 323
 324 procedure Cheat ();
 325 const
 326   CHEAT_DAMAGE = 500;
 327 label
 328   Cheated;
 329 var
 330   s, s2: string;
 331   c: ShortString;
 332   a: Integer;
 333 begin
 334   {
 335   if (not gGameOn) or (not gCheats) or ((gGameSettings.GameType <> GT_SINGLE) and
 336     (gGameSettings.GameMode <> GM_COOP) and (not gDebugMode))
 337     or g_Game_IsNet then Exit;
 338   }
 339   if not gGameOn then exit;
 340   if not conIsCheatsEnabled then exit;
 341
 342   s := 'SOUND_GAME_RADIO';
 343
 344   //
 345   if CheckCheat(I_GAME_CHEAT_GODMODE) then
 346   begin
 347     if gPlayer1 <> nil then gPlayer1.GodMode := not gPlayer1.GodMode;
 348     if gPlayer2 <> nil then gPlayer2.GodMode := not gPlayer2.GodMode;
 349     goto Cheated;
 350   end;
 351   // RAMBO
 352   if CheckCheat(I_GAME_CHEAT_WEAPONS) then
 353   begin
 354     if gPlayer1 <> nil then gPlayer1.AllRulez(False);
 355     if gPlayer2 <> nil then gPlayer2.AllRulez(False);
 356     goto Cheated;
 357   end;
 358   // TANK
 359   if CheckCheat(I_GAME_CHEAT_HEALTH) then
 360   begin
 361     if gPlayer1 <> nil then gPlayer1.AllRulez(True);
 362     if gPlayer2 <> nil then gPlayer2.AllRulez(True);
 363     goto Cheated;
 364   end;
 365   // IDDQD
 366   if CheckCheat(I_GAME_CHEAT_DEATH) then
 367   begin
 368     if gPlayer1 <> nil then gPlayer1.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 369     if gPlayer2 <> nil then gPlayer2.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 370     s := 'SOUND_MONSTER_HAHA';
 371     goto Cheated;
 372   end;
 373   //
 374   if CheckCheat(I_GAME_CHEAT_DOORS) then
 375   begin
 376     g_Triggers_OpenAll();
 377     goto Cheated;
 378   end;
 379   // GOODBYE
 380   if CheckCheat(I_GAME_CHEAT_NEXTMAP) then
 381   begin
 382     if gTriggers <> nil then
 383       for a := 0 to High(gTriggers) do
 384         if gTriggers[a].TriggerType = TRIGGER_EXIT then
 385         begin
 386           gExitByTrigger := True;
 387           //g_Game_ExitLevel(gTriggers[a].Data.MapName);
 388           g_Game_ExitLevel(gTriggers[a].tgcMap);
 389           Break;
 390         end;
 391     goto Cheated;
 392   end;
 393   //
 394   s2 := Copy(charbuff, 15, 2);
 395   if CheckCheat(I_GAME_CHEAT_CHANGEMAP, 2) and (s2[1] >= '0') and (s2[1] <= '9') and (s2[2] >= '0') and (s2[2] <= '9') then
 396   begin
 397     if g_Map_Exist(MapsDir+gGameSettings.WAD+':\MAP'+s2) then
 398     begin
 399       c := 'MAP'+s2;
 400       g_Game_ExitLevel(c);
 401     end;
 402     goto Cheated;
 403   end;
 404   //
 405   if CheckCheat(I_GAME_CHEAT_FLY) then
 406   begin
 407     gFly := not gFly;
 408     goto Cheated;
 409   end;
 410   // BULLFROG
 411   if CheckCheat(I_GAME_CHEAT_JUMPS) then
 412   begin
 413     VEL_JUMP := 30-VEL_JUMP;
 414     goto Cheated;
 415   end;
 416   // FORMULA1
 417   if CheckCheat(I_GAME_CHEAT_SPEED) then
 418   begin
 419     MAX_RUNVEL := 32-MAX_RUNVEL;
 420     goto Cheated;
 421   end;
 422   // CONDOM
 423   if CheckCheat(I_GAME_CHEAT_SUIT) then
 424   begin
 425     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_SUIT);
 426     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_SUIT);
 427     goto Cheated;
 428   end;
 429   //
 430   if CheckCheat(I_GAME_CHEAT_AIR) then
 431   begin
 432     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_OXYGEN);
 433     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_OXYGEN);
 434     goto Cheated;
 435   end;
 436   // PURELOVE
 437   if CheckCheat(I_GAME_CHEAT_BERSERK) then
 438   begin
 439     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_MEDKIT_BLACK);
 440     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_MEDKIT_BLACK);
 441     goto Cheated;
 442   end;
 443   //
 444   if CheckCheat(I_GAME_CHEAT_JETPACK) then
 445   begin
 446     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_JETPACK);
 447     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_JETPACK);
 448     goto Cheated;
 449   end;
 450   // CASPER
 451   if CheckCheat(I_GAME_CHEAT_NOCLIP) then
 452   begin
 453     if gPlayer1 <> nil then gPlayer1.SwitchNoClip;
 454     if gPlayer2 <> nil then gPlayer2.SwitchNoClip;
 455     goto Cheated;
 456   end;
 457   //
 458   if CheckCheat(I_GAME_CHEAT_NOTARGET) then
 459   begin
 460     if gPlayer1 <> nil then gPlayer1.NoTarget := not gPlayer1.NoTarget;
 461     if gPlayer2 <> nil then gPlayer2.NoTarget := not gPlayer2.NoTarget;
 462     goto Cheated;
 463   end;
 464   // INFERNO
 465   if CheckCheat(I_GAME_CHEAT_NORELOAD) then
 466   begin
 467     if gPlayer1 <> nil then gPlayer1.NoReload := not gPlayer1.NoReload;
 468     if gPlayer2 <> nil then gPlayer2.NoReload := not gPlayer2.NoReload;
 469     goto Cheated;
 470   end;
 471   if CheckCheat(I_GAME_CHEAT_AIMLINE) then
 472   begin
 473     gAimLine := not gAimLine;
 474     goto Cheated;
 475   end;
 476   if CheckCheat(I_GAME_CHEAT_AUTOMAP) then
 477   begin
 478     gShowMap := not gShowMap;
 479     goto Cheated;
 480   end;
 481   Exit;
 482
 483 Cheated:
 484   g_Sound_PlayEx(s);
 485 end;
 486
 487
 488 procedure KeyPress (K: Word);
 489 var
 490   Msg: g_gui.TMessage;
 491 begin
 492   case K of
 493     IK_PAUSE: // <Pause/Break>:
 494       begin
 495         if (g_ActiveWindow = nil) then g_Game_Pause(not gPause);
 496       end;
 497
 498     IK_BACKQUOTE, VK_CONSOLE: // <`/~/¨/¸>:
 499       begin
 500         g_Console_Switch();
 501       end;
 502
 503     IK_ESCAPE, VK_ESCAPE: // <Esc>:
 504       begin
 505         if gChatShow then
 506         begin
 507           g_Console_Chat_Switch();
 508           Exit;
 509         end;
 510
 511         if gConsoleShow then
 512         begin
 513           g_Console_Switch();
 514         end
 515         else if (g_ActiveWindow <> nil) then
 516         begin
 517           Msg.Msg := WM_KEYDOWN;
 518           Msg.WParam := IK_ESCAPE;
 519           g_ActiveWindow.OnMessage(Msg);
 520           if (not g_Game_IsNet) and (g_ActiveWindow = nil) then g_Game_Pause(false); //Fn loves to do this
 521         end
 522         else if (gState <> STATE_FOLD) then
 523         begin
 524           if gGameOn or (gState = STATE_INTERSINGLE) or (gState = STATE_INTERCUSTOM) then
 525           begin
 526             g_Game_InGameMenu(True);
 527           end
 528           else if (gExit = 0) and (gState <> STATE_SLIST) then
 529           begin
 530             if (gState <> STATE_MENU) then
 531             begin
 532               if (NetMode <> NET_NONE) then
 533               begin
 534                 g_Game_StopAllSounds(True);
 535                 g_Game_Free;
 536                 gState := STATE_MENU;
 537                 Exit;
 538               end;
 539             end;
 540             g_GUI_ShowWindow('MainMenu');
 541             g_Sound_PlayEx('MENU_OPEN');
 542           end;
 543         end;
 544       end;
 545
 546     IK_F2, IK_F3, IK_F4, IK_F5, IK_F6, IK_F7, IK_F10:
 547       begin // <F2> .. <F6> � <F12>
 548         if gGameOn and (not gConsoleShow) and (not gChatShow) then
 549         begin
 550           while (g_ActiveWindow <> nil) do g_GUI_HideWindow(False);
 551           if (not g_Game_IsNet) then g_Game_Pause(True);
 552           case K of
 553             IK_F2: g_Menu_Show_SaveMenu();
 554             IK_F3: g_Menu_Show_LoadMenu();
 555             IK_F4: g_Menu_Show_GameSetGame();
 556             IK_F5: g_Menu_Show_OptionsVideo();
 557             IK_F6: g_Menu_Show_OptionsSound();
 558             IK_F7: g_Menu_Show_EndGameMenu();
 559             IK_F10: g_Menu_Show_QuitGameMenu();
 560           end;
 561         end;
 562       end;
 563
 564     else
 565       begin
 566         gJustChatted := False;
 567         if gConsoleShow or gChatShow then
 568         begin
 569           g_Console_Control(K);
 570         end
 571         else if (g_ActiveWindow <> nil) then
 572         begin
 573           Msg.Msg := WM_KEYDOWN;
 574           Msg.WParam := K;
 575           g_ActiveWindow.OnMessage(Msg);
 576         end
 577         else if (gState = STATE_MENU) then
 578         begin
 579           g_GUI_ShowWindow('MainMenu');
 580           g_Sound_PlayEx('MENU_OPEN');
 581         end;
 582       end;
 583   end;
 584 end;
 585
 586
 587 procedure CharPress (C: AnsiChar);
 588 var
 589   Msg: g_gui.TMessage;
 590   a: Integer;
 591 begin
 592   if (not gChatShow) and ((C = '`') or (C = '~') or (C = '¸') or (C = '¨')) then Exit;
 593
 594   if gConsoleShow or gChatShow then
 595   begin
 596     g_Console_Char(C);
 597   end
 598   else if (g_ActiveWindow <> nil) then
 599   begin
 600     Msg.Msg := WM_CHAR;
 601     Msg.WParam := Ord(C);
 602     g_ActiveWindow.OnMessage(Msg);
 603   end
 604   else
 605   begin
 606     for a := 0 to 14 do charbuff[a] := charbuff[a+1];
 607     charbuff[15] := upcase1251(C);
 608     Cheat();
 609   end;
 610 end;
 611
 612
 613 end.