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 {$INCLUDE ../shared/a_modes.inc}
  17 unit g_main;
  18
  19 interface
  20
  21 procedure Main ();
  22 procedure Init ();
  23 procedure Release ();
  24 procedure Update ();
  25 procedure Draw ();
  26 procedure KeyPress (K: Word);
  27 procedure CharPress (C: AnsiChar);
  28
  29 var
  30   GameDir: string;
  31   DataDir: string;
  32   MapsDir: string;
  33   ModelsDir: string;
  34   GameWAD: string;
  35   gSkipFirstChar: Boolean; (* hack for console/chat input *)
  36
  37 implementation
  38
  39 uses
  40 {$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 + '/' + LOG_FILENAME, 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 {$ENDIF}
 104
 105   SDL_SetHint(SDL_HINT_ACCELEROMETER_AS_JOYSTICK, '0');
 106
 107   if SDL_Init(sdlflags) < 0 then
 108     raise Exception.Create('SDL: Init failed: ' + SDL_GetError());
 109
 110   e_WriteLog('Read config file', TMsgType.Notify);
 111   g_Options_Read(GameDir + '/' + CONFIG_FILENAME);
 112
 113   //GetSystemDefaultLCID()
 114
 115   //e_WriteLog('Read language file', MSG_NOTIFY);
 116   //g_Language_Load(DataDir + gLanguage + '.txt');
 117   e_WriteLog(gLanguage, TMsgType.Notify);
 118   g_Language_Set(gLanguage);
 119
 120 {$IFNDEF HEADLESS}
 121 {$IFNDEF ANDROID}
 122   SDL_StartTextInput();
 123 {$ENDIF}
 124 {$ENDIF}
 125
 126 {$IF not DEFINED(HEADLESS) and DEFINED(ENABLE_HOLMES)}
 127   flexloaded := true;
 128   if not fuiAddWad('flexui.wad') then
 129   begin
 130     if not fuiAddWad('./data/flexui.wad') then fuiAddWad('./flexui.wad');
 131   end;
 132   try
 133     fuiGfxLoadFont('win8', 'flexui/fonts/win8.fuifont');
 134     fuiGfxLoadFont('win14', 'flexui/fonts/win14.fuifont');
 135     fuiGfxLoadFont('win16', 'flexui/fonts/win16.fuifont');
 136     fuiGfxLoadFont('dos8', 'flexui/fonts/dos8.fuifont');
 137     fuiGfxLoadFont('msx6', 'flexui/fonts/msx6.fuifont');
 138   except on e: Exception do
 139     begin
 140       writeln('ERROR loading FlexUI fonts');
 141       flexloaded := false;
 142       //raise;
 143     end;
 144   else
 145     begin
 146       flexloaded := false;
 147       //raise;
 148     end;
 149   end;
 150   if (flexloaded) then
 151   begin
 152     try
 153       e_LogWriteln('FlexUI: loading stylesheet...');
 154       uiLoadStyles('flexui/widgets.wgs');
 155     except on e: TParserException do
 156       begin
 157         writeln('ERROR at (', e.tokLine, ',', e.tokCol, '): ', e.message);
 158         //raise;
 159         flexloaded := false;
 160       end;
 161     else
 162       begin
 163         //raise;
 164         flexloaded := false;
 165       end;
 166     end;
 167   end;
 168   g_holmes_imfunctional := not flexloaded;
 169 {$ENDIF}
 170
 171   e_WriteLog('Entering SDLMain', TMsgType.Notify);
 172
 173 {$WARNINGS OFF}
 174   SDLMain();
 175 {$WARNINGS ON}
 176
 177 {$IFNDEF HEADLESS}
 178   SDL_StopTextInput();
 179 {$ENDIF}
 180
 181   e_WriteLog('Releasing SDL', TMsgType.Notify);
 182   SDL_Quit();
 183 end;
 184
 185 procedure Init();
 186 var
 187   NoSound: Boolean;
 188 begin
 189   Randomize;
 190
 191 {$IFDEF HEADLESS}
 192  {$IFDEF USE_SDLMIXER}
 193   NoSound := False; // hope env has set SDL_AUDIODRIVER to dummy
 194  {$ELSE}
 195   NoSound := True; // FMOD backend will sort it out
 196  {$ENDIF}
 197 {$ELSE}
 198   NoSound := False;
 199 {$ENDIF}
 200
 201   e_WriteLog('Init Input', TMsgType.Notify);
 202   e_InitInput();
 203   g_Touch_Init;
 204
 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
 212   if (not gNoSound) then
 213   begin
 214     e_WriteLog('Initializing sound system', TMsgType.Notify);
 215     e_InitSoundSystem(NoSound);
 216   end;
 217
 218   e_WriteLog('Init game', TMsgType.Notify);
 219   g_Game_Init();
 220
 221   FillChar(charbuff, sizeof(charbuff), ' ');
 222 end;
 223
 224
 225 procedure Release();
 226 begin
 227   e_WriteLog('Releasing engine', TMsgType.Notify);
 228   e_ReleaseEngine();
 229
 230   e_WriteLog('Releasing Input', TMsgType.Notify);
 231   e_ReleaseInput();
 232
 233   if not gNoSound then
 234   begin
 235     e_WriteLog('Releasing FMOD', TMsgType.Notify);
 236     e_ReleaseSoundSystem();
 237   end;
 238 end;
 239
 240
 241 procedure Update ();
 242 begin
 243   g_Game_Update();
 244 end;
 245
 246
 247 procedure Draw ();
 248 begin
 249   g_Game_Draw();
 250 end;
 251
 252
 253 function Translit (const S: AnsiString): AnsiString;
 254 var
 255   i: Integer;
 256 begin
 257   Result := S;
 258   for i := 1 to Length(Result) do
 259   begin
 260     case Result[i] of
 261       'É': Result[i] := 'Q';
 262       'Ö': Result[i] := 'W';
 263       'Ó': Result[i] := 'E';
 264       'Ê': Result[i] := 'R';
 265       'Å': Result[i] := 'T';
 266       'Í': Result[i] := 'Y';
 267       'Ã': Result[i] := 'U';
 268       'Ø': Result[i] := 'I';
 269       'Ù': Result[i] := 'O';
 270       'Ç': Result[i] := 'P';
 271       'Õ': Result[i] := '['; //Chr(219);
 272       'Ú': Result[i] := ']'; //Chr(221);
 273       'Ô': Result[i] := 'A';
 274       'Û': Result[i] := 'S';
 275       'Â': Result[i] := 'D';
 276       'À': Result[i] := 'F';
 277       'Ï': Result[i] := 'G';
 278       'Ð': Result[i] := 'H';
 279       'Î': Result[i] := 'J';
 280       'Ë': Result[i] := 'K';
 281       'Ä': Result[i] := 'L';
 282       'Æ': Result[i] := ';'; //Chr(186);
 283       'Ý': Result[i] := #39; //Chr(222);
 284       'ß': Result[i] := 'Z';
 285       '×': Result[i] := 'X';
 286       'Ñ': Result[i] := 'C';
 287       'Ì': Result[i] := 'V';
 288       'È': Result[i] := 'B';
 289       'Ò': Result[i] := 'N';
 290       'Ü': Result[i] := 'M';
 291       'Á': Result[i] := ','; //Chr(188);
 292       'Þ': Result[i] := '.'; //Chr(190);
 293     end;
 294   end;
 295 end;
 296
 297
 298 function CheckCheat (ct: TStrings_Locale; eofs: Integer=0): Boolean;
 299 var
 300   ls1, ls2: string;
 301 begin
 302   ls1 :=          CheatEng[ct];
 303   ls2 := Translit(CheatRus[ct]);
 304   if length(ls1) = 0 then ls1 := '~';
 305   if length(ls2) = 0 then ls2 := '~';
 306   result :=
 307     (Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)) = ls1) or
 308     (Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))) = ls1) or
 309     (Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)) = ls2) or
 310     (Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))) = ls2);
 311   {
 312   if ct = I_GAME_CHEAT_JETPACK then
 313   begin
 314     e_WriteLog('ls1: ['+ls1+']', MSG_NOTIFY);
 315     e_WriteLog('ls2: ['+ls2+']', MSG_NOTIFY);
 316     e_WriteLog('bf0: ['+Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))+']', MSG_NOTIFY);
 317     e_WriteLog('bf1: ['+Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)))+']', MSG_NOTIFY);
 318     e_WriteLog('bf2: ['+Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))+']', MSG_NOTIFY);
 319     e_WriteLog('bf3: ['+Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)))+']', MSG_NOTIFY);
 320   end;
 321   }
 322 end;
 323
 324
 325 procedure Cheat ();
 326 const
 327   CHEAT_DAMAGE = 500;
 328 label
 329   Cheated;
 330 var
 331   s, s2: string;
 332   c: ShortString;
 333   a: Integer;
 334 begin
 335   {
 336   if (not gGameOn) or (not gCheats) or ((gGameSettings.GameType <> GT_SINGLE) and
 337     (gGameSettings.GameMode <> GM_COOP) and (not gDebugMode))
 338     or g_Game_IsNet then Exit;
 339   }
 340   if not gGameOn then exit;
 341   if not conIsCheatsEnabled then exit;
 342
 343   s := 'SOUND_GAME_RADIO';
 344
 345   //
 346   if CheckCheat(I_GAME_CHEAT_GODMODE) then
 347   begin
 348     if gPlayer1 <> nil then gPlayer1.GodMode := not gPlayer1.GodMode;
 349     if gPlayer2 <> nil then gPlayer2.GodMode := not gPlayer2.GodMode;
 350     goto Cheated;
 351   end;
 352   // RAMBO
 353   if CheckCheat(I_GAME_CHEAT_WEAPONS) then
 354   begin
 355     if gPlayer1 <> nil then gPlayer1.AllRulez(False);
 356     if gPlayer2 <> nil then gPlayer2.AllRulez(False);
 357     goto Cheated;
 358   end;
 359   // TANK
 360   if CheckCheat(I_GAME_CHEAT_HEALTH) then
 361   begin
 362     if gPlayer1 <> nil then gPlayer1.AllRulez(True);
 363     if gPlayer2 <> nil then gPlayer2.AllRulez(True);
 364     goto Cheated;
 365   end;
 366   // IDDQD
 367   if CheckCheat(I_GAME_CHEAT_DEATH) then
 368   begin
 369     if gPlayer1 <> nil then gPlayer1.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 370     if gPlayer2 <> nil then gPlayer2.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 371     s := 'SOUND_MONSTER_HAHA';
 372     goto Cheated;
 373   end;
 374   //
 375   if CheckCheat(I_GAME_CHEAT_DOORS) then
 376   begin
 377     g_Triggers_OpenAll();
 378     goto Cheated;
 379   end;
 380   // GOODBYE
 381   if CheckCheat(I_GAME_CHEAT_NEXTMAP) then
 382   begin
 383     if gTriggers <> nil then
 384       for a := 0 to High(gTriggers) do
 385         if gTriggers[a].TriggerType = TRIGGER_EXIT then
 386         begin
 387           gExitByTrigger := True;
 388           //g_Game_ExitLevel(gTriggers[a].Data.MapName);
 389           g_Game_ExitLevel(gTriggers[a].tgcMap);
 390           Break;
 391         end;
 392     goto Cheated;
 393   end;
 394   //
 395   s2 := Copy(charbuff, 15, 2);
 396   if CheckCheat(I_GAME_CHEAT_CHANGEMAP, 2) and (s2[1] >= '0') and (s2[1] <= '9') and (s2[2] >= '0') and (s2[2] <= '9') then
 397   begin
 398     if g_Map_Exist(MapsDir+gGameSettings.WAD+':\MAP'+s2) then
 399     begin
 400       c := 'MAP'+s2;
 401       g_Game_ExitLevel(c);
 402     end;
 403     goto Cheated;
 404   end;
 405   //
 406   if CheckCheat(I_GAME_CHEAT_FLY) then
 407   begin
 408     gFly := not gFly;
 409     goto Cheated;
 410   end;
 411   // BULLFROG
 412   if CheckCheat(I_GAME_CHEAT_JUMPS) then
 413   begin
 414     VEL_JUMP := 30-VEL_JUMP;
 415     goto Cheated;
 416   end;
 417   // FORMULA1
 418   if CheckCheat(I_GAME_CHEAT_SPEED) then
 419   begin
 420     MAX_RUNVEL := 32-MAX_RUNVEL;
 421     goto Cheated;
 422   end;
 423   // CONDOM
 424   if CheckCheat(I_GAME_CHEAT_SUIT) then
 425   begin
 426     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_SUIT);
 427     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_SUIT);
 428     goto Cheated;
 429   end;
 430   //
 431   if CheckCheat(I_GAME_CHEAT_AIR) then
 432   begin
 433     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_OXYGEN);
 434     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_OXYGEN);
 435     goto Cheated;
 436   end;
 437   // PURELOVE
 438   if CheckCheat(I_GAME_CHEAT_BERSERK) then
 439   begin
 440     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_MEDKIT_BLACK);
 441     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_MEDKIT_BLACK);
 442     goto Cheated;
 443   end;
 444   //
 445   if CheckCheat(I_GAME_CHEAT_JETPACK) then
 446   begin
 447     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_JETPACK);
 448     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_JETPACK);
 449     goto Cheated;
 450   end;
 451   // CASPER
 452   if CheckCheat(I_GAME_CHEAT_NOCLIP) then
 453   begin
 454     if gPlayer1 <> nil then gPlayer1.SwitchNoClip;
 455     if gPlayer2 <> nil then gPlayer2.SwitchNoClip;
 456     goto Cheated;
 457   end;
 458   //
 459   if CheckCheat(I_GAME_CHEAT_NOTARGET) then
 460   begin
 461     if gPlayer1 <> nil then gPlayer1.NoTarget := not gPlayer1.NoTarget;
 462     if gPlayer2 <> nil then gPlayer2.NoTarget := not gPlayer2.NoTarget;
 463     goto Cheated;
 464   end;
 465   // INFERNO
 466   if CheckCheat(I_GAME_CHEAT_NORELOAD) then
 467   begin
 468     if gPlayer1 <> nil then gPlayer1.NoReload := not gPlayer1.NoReload;
 469     if gPlayer2 <> nil then gPlayer2.NoReload := not gPlayer2.NoReload;
 470     goto Cheated;
 471   end;
 472   if CheckCheat(I_GAME_CHEAT_AIMLINE) then
 473   begin
 474     gAimLine := not gAimLine;
 475     goto Cheated;
 476   end;
 477   if CheckCheat(I_GAME_CHEAT_AUTOMAP) then
 478   begin
 479     gShowMap := not gShowMap;
 480     goto Cheated;
 481   end;
 482   Exit;
 483
 484 Cheated:
 485   g_Sound_PlayEx(s);
 486 end;
 487
 488
 489 procedure KeyPress (K: Word);
 490 var
 491   Msg: g_gui.TMessage;
 492 begin
 493   case K of
 494     IK_PAUSE: // <Pause/Break>:
 495       begin
 496         if (g_ActiveWindow = nil) then g_Game_Pause(not gPause);
 497       end;
 498
 499     IK_BACKQUOTE, VK_CONSOLE: // <`/~/¨/¸>:
 500       begin
 501         if not gChatShow then
 502           g_Console_Switch()
 503       end;
 504
 505     IK_ESCAPE, VK_ESCAPE: // <Esc>:
 506       begin
 507         if gChatShow then
 508         begin
 509           g_Console_Chat_Switch();
 510           Exit;
 511         end;
 512
 513         if gConsoleShow then
 514         begin
 515           g_Console_Switch();
 516         end
 517         else if (g_ActiveWindow <> nil) then
 518         begin
 519           Msg.Msg := WM_KEYDOWN;
 520           Msg.WParam := IK_ESCAPE;
 521           g_ActiveWindow.OnMessage(Msg);
 522           if (not g_Game_IsNet) and (g_ActiveWindow = nil) then g_Game_Pause(false); //Fn loves to do this
 523         end
 524         else if (gState <> STATE_FOLD) then
 525         begin
 526           if gGameOn or (gState = STATE_INTERSINGLE) or (gState = STATE_INTERCUSTOM) then
 527           begin
 528             g_Game_InGameMenu(True);
 529           end
 530           else if (gExit = 0) and (gState <> STATE_SLIST) then
 531           begin
 532             if (gState <> STATE_MENU) then
 533             begin
 534               if (NetMode <> NET_NONE) then
 535               begin
 536                 g_Game_StopAllSounds(True);
 537                 g_Game_Free;
 538                 gState := STATE_MENU;
 539                 Exit;
 540               end;
 541             end;
 542             g_GUI_ShowWindow('MainMenu');
 543             g_Sound_PlayEx('MENU_OPEN');
 544           end;
 545         end;
 546       end;
 547
 548     IK_F2, IK_F3, IK_F4, IK_F5, IK_F6, IK_F7, IK_F10:
 549       begin // <F2> .. <F6> � <F12>
 550         if gGameOn and (not gConsoleShow) and (not gChatShow) then
 551         begin
 552           while (g_ActiveWindow <> nil) do g_GUI_HideWindow(False);
 553           if (not g_Game_IsNet) then g_Game_Pause(True);
 554           case K of
 555             IK_F2: g_Menu_Show_SaveMenu();
 556             IK_F3: g_Menu_Show_LoadMenu();
 557             IK_F4: g_Menu_Show_GameSetGame();
 558             IK_F5: g_Menu_Show_OptionsVideo();
 559             IK_F6: g_Menu_Show_OptionsSound();
 560             IK_F7: g_Menu_Show_EndGameMenu();
 561             IK_F10: g_Menu_Show_QuitGameMenu();
 562           end;
 563         end;
 564       end;
 565
 566     else
 567       begin
 568         gJustChatted := False;
 569         if gConsoleShow or gChatShow then
 570         begin
 571           g_Console_Control(K);
 572         end
 573         else if (g_ActiveWindow <> nil) then
 574         begin
 575           Msg.Msg := WM_KEYDOWN;
 576           Msg.WParam := K;
 577           g_ActiveWindow.OnMessage(Msg);
 578         end
 579         else if (gState = STATE_MENU) then
 580         begin
 581           g_GUI_ShowWindow('MainMenu');
 582           g_Sound_PlayEx('MENU_OPEN');
 583         end;
 584       end;
 585   end;
 586 end;
 587
 588
 589 procedure CharPress (C: AnsiChar);
 590 var
 591   Msg: g_gui.TMessage;
 592   a: Integer;
 593 begin
 594   if gSkipFirstChar then
 595   begin
 596     gSkipFirstChar := False;
 597     Exit
 598   end;
 599
 600   if (not gChatShow) and ((C = '`') or (C = '~') or (C = '¸') or (C = '¨')) then Exit;
 601
 602   if gConsoleShow or gChatShow then
 603   begin
 604     g_Console_Char(C);
 605   end
 606   else if (g_ActiveWindow <> nil) then
 607   begin
 608     Msg.Msg := WM_CHAR;
 609     Msg.WParam := Ord(C);
 610     g_ActiveWindow.OnMessage(Msg);
 611   end
 612   else
 613   begin
 614     for a := 0 to 14 do charbuff[a] := charbuff[a+1];
 615     charbuff[15] := upcase1251(C);
 616     Cheat();
 617   end;
 618 end;
 619
 620
 621 end.