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