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