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 {$INCLUDE ../shared/a_modes.inc}
  17 unit g_main;
  18
  19 interface
  20
  21 procedure Main ();
  22 procedure Init ();
  23 procedure Release ();
  24 procedure Update ();
  25 procedure Draw ();
  26 procedure KeyPress (K: Word);
  27 procedure CharPress (C: AnsiChar);
  28
  29 var
  30   GameDir: string;
  31   DataDir: string;
  32   MapsDir: string;
  33   ModelsDir: string;
  34   GameWAD: string;
  35
  36
  37 implementation
  38
  39 uses
  40   SDL2, GL, GLExt, wadreader, e_log, g_window,
  41   e_graphics, e_input, g_game, g_console, g_gui,
  42   e_sound, g_options, g_sound, g_player,
  43   g_weapons, SysUtils, g_triggers, MAPDEF, g_map,
  44   g_menu, g_language, g_net, g_holmes,
  45   utils, conbuf, envvars, fui_wadread, fui_style,
  46   fui_gfx_gl, xparser;
  47
  48
  49 var
  50   charbuff: packed array [0..15] of AnsiChar;
  51
  52 procedure Main();
  53 var
  54   sdlflags: LongWord;
  55 {$IFNDEF HEADLESS}
  56   flexloaded: Boolean;
  57 {$ENDIF}
  58 begin
  59   e_InitWritelnDriver();
  60
  61   GetDir(0, GameDir);
  62   MapsDir := GameDir + '/maps/';
  63   DataDir := GameDir + '/data/';
  64   ModelsDir := DataDir + 'models/';
  65   GameWAD := DataDir + 'Game.wad';
  66
  67   e_InitLog(GameDir + '/' + LOG_FILENAME, TWriteMode.WM_NEWFILE);
  68
  69   e_WriteLog('Read config file', TMsgType.Notify);
  70   g_Options_Read(GameDir + '/' + CONFIG_FILENAME);
  71
  72 {$IFDEF HEADLESS}
  73   conbufDumpToStdOut := true;
  74 {$ENDIF}
  75   e_WriteToStdOut := False; //{$IFDEF HEADLESS}True;{$ELSE}False;{$ENDIF}
  76
  77   //GetSystemDefaultLCID()
  78
  79   //e_WriteLog('Read language file', MSG_NOTIFY);
  80   //g_Language_Load(DataDir + gLanguage + '.txt');
  81   e_WriteLog(gLanguage, TMsgType.Notify);
  82   g_Language_Set(gLanguage);
  83
  84 {$IFDEF HEADLESS}
  85  {$IFDEF USE_SDLMIXER}
  86   sdlflags := SDL_INIT_TIMER or SDL_INIT_AUDIO or $00004000;
  87   // HACK: shit this into env and hope for the best
  88   SetEnvVar('SDL_AUDIODRIVER', 'dummy');
  89  {$ELSE}
  90   sdlflags := SDL_INIT_TIMER or $00004000;
  91  {$ENDIF}
  92 {$ELSE}
  93  {$IFDEF USE_SDLMIXER}
  94   sdlflags := SDL_INIT_EVERYTHING;
  95  {$ELSE}
  96   sdlflags := SDL_INIT_JOYSTICK or SDL_INIT_TIMER or SDL_INIT_VIDEO;
  97  {$ENDIF}
  98 {$ENDIF}
  99   if SDL_Init(sdlflags) < 0 then
 100     raise Exception.Create('SDL: Init failed: ' + SDL_GetError());
 101
 102 {$IFNDEF HEADLESS}
 103   SDL_StartTextInput();
 104 {$ENDIF}
 105
 106 {$IFNDEF HEADLESS}
 107   flexloaded := true;
 108   if not fuiAddWad('flexui.wad') then
 109   begin
 110     if not fuiAddWad('./data/flexui.wad') then fuiAddWad('./flexui.wad');
 111   end;
 112   try
 113     fuiGfxLoadFont('win8', 'flexui/fonts/win8.fuifont');
 114     fuiGfxLoadFont('win14', 'flexui/fonts/win14.fuifont');
 115     fuiGfxLoadFont('win16', 'flexui/fonts/win16.fuifont');
 116     fuiGfxLoadFont('dos8', 'flexui/fonts/dos8.fuifont');
 117     fuiGfxLoadFont('msx6', 'flexui/fonts/msx6.fuifont');
 118   except on e: Exception do
 119     begin
 120       writeln('ERROR loading FlexUI fonts');
 121       flexloaded := false;
 122       //raise;
 123     end;
 124   else
 125     begin
 126       flexloaded := false;
 127       //raise;
 128     end;
 129   end;
 130   if (flexloaded) then
 131   begin
 132     try
 133       e_LogWriteln('FlexUI: loading stylesheet...');
 134       uiLoadStyles('flexui/widgets.wgs');
 135     except on e: TParserException do
 136       begin
 137         writeln('ERROR at (', e.tokLine, ',', e.tokCol, '): ', e.message);
 138         //raise;
 139         flexloaded := false;
 140       end;
 141     else
 142       begin
 143         //raise;
 144         flexloaded := false;
 145       end;
 146     end;
 147   end;
 148   g_holmes_imfunctional := not flexloaded;
 149 {$ENDIF}
 150
 151   e_WriteLog('Entering SDLMain', TMsgType.Notify);
 152
 153 {$WARNINGS OFF}
 154   SDLMain();
 155 {$WARNINGS ON}
 156
 157 {$IFNDEF HEADLESS}
 158   SDL_StopTextInput();
 159 {$ENDIF}
 160
 161   e_WriteLog('Releasing SDL', TMsgType.Notify);
 162   SDL_Quit();
 163 end;
 164
 165 procedure Init();
 166 var
 167   NoSound: Boolean;
 168 begin
 169   Randomize;
 170
 171 {$IFDEF HEADLESS}
 172  {$IFDEF USE_SDLMIXER}
 173   NoSound := False; // hope env has set SDL_AUDIODRIVER to dummy
 174  {$ELSE}
 175   NoSound := True; // FMOD backend will sort it out
 176  {$ENDIF}
 177 {$ELSE}
 178   NoSound := False;
 179 {$ENDIF}
 180
 181   e_WriteLog('Init Input', TMsgType.Notify);
 182   e_InitInput();
 183
 184   if (e_JoysticksAvailable > 0) then
 185     e_WriteLog('Input: Joysticks available.', TMsgType.Notify)
 186   else
 187     e_WriteLog('Input: No Joysticks.', TMsgType.Notify);
 188
 189   if (not gNoSound) then
 190   begin
 191     e_WriteLog('Initializing sound system', TMsgType.Notify);
 192     e_InitSoundSystem(NoSound);
 193   end;
 194
 195   e_WriteLog('Init game', TMsgType.Notify);
 196   g_Game_Init();
 197
 198   FillChar(charbuff, sizeof(charbuff), ' ');
 199 end;
 200
 201
 202 procedure Release();
 203 begin
 204   e_WriteLog('Releasing engine', TMsgType.Notify);
 205   e_ReleaseEngine();
 206
 207   e_WriteLog('Releasing Input', TMsgType.Notify);
 208   e_ReleaseInput();
 209
 210   if not gNoSound then
 211   begin
 212     e_WriteLog('Releasing FMOD', TMsgType.Notify);
 213     e_ReleaseSoundSystem();
 214   end;
 215 end;
 216
 217
 218 procedure Update ();
 219 begin
 220   g_Game_Update();
 221 end;
 222
 223
 224 procedure Draw ();
 225 begin
 226   g_Game_Draw();
 227 end;
 228
 229
 230 function Translit (const S: AnsiString): AnsiString;
 231 var
 232   i: Integer;
 233 begin
 234   Result := S;
 235   for i := 1 to Length(Result) do
 236   begin
 237     case Result[i] of
 238       'É': Result[i] := 'Q';
 239       'Ö': Result[i] := 'W';
 240       'Ó': Result[i] := 'E';
 241       'Ê': Result[i] := 'R';
 242       'Å': Result[i] := 'T';
 243       'Í': Result[i] := 'Y';
 244       'Ã': Result[i] := 'U';
 245       'Ø': Result[i] := 'I';
 246       'Ù': Result[i] := 'O';
 247       'Ç': Result[i] := 'P';
 248       'Õ': Result[i] := '['; //Chr(219);
 249       'Ú': Result[i] := ']'; //Chr(221);
 250       'Ô': Result[i] := 'A';
 251       'Û': Result[i] := 'S';
 252       'Â': Result[i] := 'D';
 253       'À': Result[i] := 'F';
 254       'Ï': Result[i] := 'G';
 255       'Ð': Result[i] := 'H';
 256       'Î': Result[i] := 'J';
 257       'Ë': Result[i] := 'K';
 258       'Ä': Result[i] := 'L';
 259       'Æ': Result[i] := ';'; //Chr(186);
 260       'Ý': Result[i] := #39; //Chr(222);
 261       'ß': Result[i] := 'Z';
 262       '×': Result[i] := 'X';
 263       'Ñ': Result[i] := 'C';
 264       'Ì': Result[i] := 'V';
 265       'È': Result[i] := 'B';
 266       'Ò': Result[i] := 'N';
 267       'Ü': Result[i] := 'M';
 268       'Á': Result[i] := ','; //Chr(188);
 269       'Þ': Result[i] := '.'; //Chr(190);
 270     end;
 271   end;
 272 end;
 273
 274
 275 function CheckCheat (ct: TStrings_Locale; eofs: Integer=0): Boolean;
 276 var
 277   ls1, ls2: string;
 278 begin
 279   ls1 :=          CheatEng[ct];
 280   ls2 := Translit(CheatRus[ct]);
 281   if length(ls1) = 0 then ls1 := '~';
 282   if length(ls2) = 0 then ls2 := '~';
 283   result :=
 284     (Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)) = ls1) or
 285     (Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))) = ls1) or
 286     (Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)) = ls2) or
 287     (Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))) = ls2);
 288   {
 289   if ct = I_GAME_CHEAT_JETPACK then
 290   begin
 291     e_WriteLog('ls1: ['+ls1+']', MSG_NOTIFY);
 292     e_WriteLog('ls2: ['+ls2+']', MSG_NOTIFY);
 293     e_WriteLog('bf0: ['+Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))+']', MSG_NOTIFY);
 294     e_WriteLog('bf1: ['+Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)))+']', MSG_NOTIFY);
 295     e_WriteLog('bf2: ['+Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))+']', MSG_NOTIFY);
 296     e_WriteLog('bf3: ['+Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)))+']', MSG_NOTIFY);
 297   end;
 298   }
 299 end;
 300
 301
 302 procedure Cheat ();
 303 const
 304   CHEAT_DAMAGE = 500;
 305 label
 306   Cheated;
 307 var
 308   s, s2: string;
 309   c: ShortString;
 310   a: Integer;
 311 begin
 312   {
 313   if (not gGameOn) or (not gCheats) or ((gGameSettings.GameType <> GT_SINGLE) and
 314     (gGameSettings.GameMode <> GM_COOP) and (not gDebugMode))
 315     or g_Game_IsNet then Exit;
 316   }
 317   if not gGameOn then exit;
 318   if not conIsCheatsEnabled then exit;
 319
 320   s := 'SOUND_GAME_RADIO';
 321
 322   //
 323   if CheckCheat(I_GAME_CHEAT_GODMODE) then
 324   begin
 325     if gPlayer1 <> nil then gPlayer1.GodMode := not gPlayer1.GodMode;
 326     if gPlayer2 <> nil then gPlayer2.GodMode := not gPlayer2.GodMode;
 327     goto Cheated;
 328   end;
 329   // RAMBO
 330   if CheckCheat(I_GAME_CHEAT_WEAPONS) then
 331   begin
 332     if gPlayer1 <> nil then gPlayer1.AllRulez(False);
 333     if gPlayer2 <> nil then gPlayer2.AllRulez(False);
 334     goto Cheated;
 335   end;
 336   // TANK
 337   if CheckCheat(I_GAME_CHEAT_HEALTH) then
 338   begin
 339     if gPlayer1 <> nil then gPlayer1.AllRulez(True);
 340     if gPlayer2 <> nil then gPlayer2.AllRulez(True);
 341     goto Cheated;
 342   end;
 343   // IDDQD
 344   if CheckCheat(I_GAME_CHEAT_DEATH) then
 345   begin
 346     if gPlayer1 <> nil then gPlayer1.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 347     if gPlayer2 <> nil then gPlayer2.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 348     s := 'SOUND_MONSTER_HAHA';
 349     goto Cheated;
 350   end;
 351   //
 352   if CheckCheat(I_GAME_CHEAT_DOORS) then
 353   begin
 354     g_Triggers_OpenAll();
 355     goto Cheated;
 356   end;
 357   // GOODBYE
 358   if CheckCheat(I_GAME_CHEAT_NEXTMAP) then
 359   begin
 360     if gTriggers <> nil then
 361       for a := 0 to High(gTriggers) do
 362         if gTriggers[a].TriggerType = TRIGGER_EXIT then
 363         begin
 364           gExitByTrigger := True;
 365           //g_Game_ExitLevel(gTriggers[a].Data.MapName);
 366           g_Game_ExitLevel(gTriggers[a].tgcMap);
 367           Break;
 368         end;
 369     goto Cheated;
 370   end;
 371   //
 372   s2 := Copy(charbuff, 15, 2);
 373   if CheckCheat(I_GAME_CHEAT_CHANGEMAP, 2) and (s2[1] >= '0') and (s2[1] <= '9') and (s2[2] >= '0') and (s2[2] <= '9') then
 374   begin
 375     if g_Map_Exist(MapsDir+gGameSettings.WAD+':\MAP'+s2) then
 376     begin
 377       c := 'MAP00';
 378       c[3] := s2[1];
 379       c[4] := s2[2];
 380       g_Game_ExitLevel(c);
 381     end;
 382     goto Cheated;
 383   end;
 384   //
 385   if CheckCheat(I_GAME_CHEAT_FLY) then
 386   begin
 387     gFly := not gFly;
 388     goto Cheated;
 389   end;
 390   // BULLFROG
 391   if CheckCheat(I_GAME_CHEAT_JUMPS) then
 392   begin
 393     VEL_JUMP := 30-VEL_JUMP;
 394     goto Cheated;
 395   end;
 396   // FORMULA1
 397   if CheckCheat(I_GAME_CHEAT_SPEED) then
 398   begin
 399     MAX_RUNVEL := 32-MAX_RUNVEL;
 400     goto Cheated;
 401   end;
 402   // CONDOM
 403   if CheckCheat(I_GAME_CHEAT_SUIT) then
 404   begin
 405     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_SUIT);
 406     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_SUIT);
 407     goto Cheated;
 408   end;
 409   //
 410   if CheckCheat(I_GAME_CHEAT_AIR) then
 411   begin
 412     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_OXYGEN);
 413     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_OXYGEN);
 414     goto Cheated;
 415   end;
 416   // PURELOVE
 417   if CheckCheat(I_GAME_CHEAT_BERSERK) then
 418   begin
 419     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_MEDKIT_BLACK);
 420     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_MEDKIT_BLACK);
 421     goto Cheated;
 422   end;
 423   //
 424   if CheckCheat(I_GAME_CHEAT_JETPACK) then
 425   begin
 426     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_JETPACK);
 427     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_JETPACK);
 428     goto Cheated;
 429   end;
 430   // CASPER
 431   if CheckCheat(I_GAME_CHEAT_NOCLIP) then
 432   begin
 433     if gPlayer1 <> nil then gPlayer1.SwitchNoClip;
 434     if gPlayer2 <> nil then gPlayer2.SwitchNoClip;
 435     goto Cheated;
 436   end;
 437   //
 438   if CheckCheat(I_GAME_CHEAT_NOTARGET) then
 439   begin
 440     if gPlayer1 <> nil then gPlayer1.NoTarget := not gPlayer1.NoTarget;
 441     if gPlayer2 <> nil then gPlayer2.NoTarget := not gPlayer2.NoTarget;
 442     goto Cheated;
 443   end;
 444   // INFERNO
 445   if CheckCheat(I_GAME_CHEAT_NORELOAD) then
 446   begin
 447     if gPlayer1 <> nil then gPlayer1.NoReload := not gPlayer1.NoReload;
 448     if gPlayer2 <> nil then gPlayer2.NoReload := not gPlayer2.NoReload;
 449     goto Cheated;
 450   end;
 451   if CheckCheat(I_GAME_CHEAT_AIMLINE) then
 452   begin
 453     gAimLine := not gAimLine;
 454     goto Cheated;
 455   end;
 456   if CheckCheat(I_GAME_CHEAT_AUTOMAP) then
 457   begin
 458     gShowMap := not gShowMap;
 459     goto Cheated;
 460   end;
 461   Exit;
 462
 463 Cheated:
 464   g_Sound_PlayEx(s);
 465 end;
 466
 467
 468 procedure KeyPress (K: Word);
 469 var
 470   Msg: g_gui.TMessage;
 471 begin
 472   case K of
 473     IK_PAUSE: // <Pause/Break>:
 474       begin
 475         if (g_ActiveWindow = nil) then g_Game_Pause(not gPause);
 476       end;
 477
 478     IK_BACKQUOTE: // <`/~/¨/¸>:
 479       begin
 480         g_Console_Switch();
 481       end;
 482
 483     IK_ESCAPE: // <Esc>:
 484       begin
 485         if gChatShow then
 486         begin
 487           g_Console_Chat_Switch();
 488           Exit;
 489         end;
 490
 491         if gConsoleShow then
 492         begin
 493           g_Console_Switch();
 494         end
 495         else if (g_ActiveWindow <> nil) then
 496         begin
 497           Msg.Msg := WM_KEYDOWN;
 498           Msg.WParam := IK_ESCAPE;
 499           g_ActiveWindow.OnMessage(Msg);
 500           if (not g_Game_IsNet) and (g_ActiveWindow = nil) then g_Game_Pause(false); //Fn loves to do this
 501         end
 502         else if (gState <> STATE_FOLD) then
 503         begin
 504           if gGameOn or (gState = STATE_INTERSINGLE) or (gState = STATE_INTERCUSTOM) then
 505           begin
 506             g_Game_InGameMenu(True);
 507           end
 508           else if (gExit = 0) and (gState <> STATE_SLIST) then
 509           begin
 510             if (gState <> STATE_MENU) then
 511             begin
 512               if (NetMode <> NET_NONE) then
 513               begin
 514                 g_Game_StopAllSounds(True);
 515                 g_Game_Free;
 516                 gState := STATE_MENU;
 517                 Exit;
 518               end;
 519             end;
 520             g_GUI_ShowWindow('MainMenu');
 521             g_Sound_PlayEx('MENU_OPEN');
 522           end;
 523         end;
 524       end;
 525
 526     IK_F2, IK_F3, IK_F4, IK_F5, IK_F6, IK_F7, IK_F10:
 527       begin // <F2> .. <F6> � <F12>
 528         if gGameOn and (not gConsoleShow) and (not gChatShow) then
 529         begin
 530           while (g_ActiveWindow <> nil) do g_GUI_HideWindow(False);
 531           if (not g_Game_IsNet) then g_Game_Pause(True);
 532           case K of
 533             IK_F2: g_Menu_Show_SaveMenu();
 534             IK_F3: g_Menu_Show_LoadMenu();
 535             IK_F4: g_Menu_Show_GameSetGame();
 536             IK_F5: g_Menu_Show_OptionsVideo();
 537             IK_F6: g_Menu_Show_OptionsSound();
 538             IK_F7: g_Menu_Show_EndGameMenu();
 539             IK_F10: g_Menu_Show_QuitGameMenu();
 540           end;
 541         end;
 542       end;
 543
 544     else
 545       begin
 546         gJustChatted := False;
 547         if gConsoleShow or gChatShow then
 548         begin
 549           g_Console_Control(K);
 550         end
 551         else if (g_ActiveWindow <> nil) then
 552         begin
 553           Msg.Msg := WM_KEYDOWN;
 554           Msg.WParam := K;
 555           g_ActiveWindow.OnMessage(Msg);
 556         end
 557         else if (gState = STATE_MENU) then
 558         begin
 559           g_GUI_ShowWindow('MainMenu');
 560           g_Sound_PlayEx('MENU_OPEN');
 561         end;
 562       end;
 563   end;
 564 end;
 565
 566
 567 procedure CharPress (C: AnsiChar);
 568 var
 569   Msg: g_gui.TMessage;
 570   a: Integer;
 571 begin
 572   if (not gChatShow) and ((C = '`') or (C = '~') or (C = '¸') or (C = '¨')) then Exit;
 573
 574   if gConsoleShow or gChatShow then
 575   begin
 576     g_Console_Char(C);
 577   end
 578   else if (g_ActiveWindow <> nil) then
 579   begin
 580     Msg.Msg := WM_CHAR;
 581     Msg.WParam := Ord(C);
 582     g_ActiveWindow.OnMessage(Msg);
 583   end
 584   else
 585   begin
 586     for a := 0 to 14 do charbuff[a] := charbuff[a+1];
 587     charbuff[15] := upcase1251(C);
 588     Cheat();
 589   end;
 590 end;
 591
 592
 593 end.