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, version 3 of the License ONLY.
   6  *
   7  * This program is distributed in the hope that it will be useful,
   8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10  * GNU General Public License for more details.
  11  *
  12  * You should have received a copy of the GNU General Public License
  13  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  14  *)
  15 {$INCLUDE ../shared/a_modes.inc}
  16 unit g_main;
  17
  18 interface
  19
  20 procedure Main ();
  21 procedure Init ();
  22 procedure Release ();
  23 procedure Update ();
  24 procedure Draw ();
  25 procedure KeyPress (K: Word);
  26 procedure CharPress (C: AnsiChar);
  27
  28 var
  29   GameDir: string;
  30   DataDir: string;
  31   MapsDir: string;
  32   ModelsDir: string;
  33   GameWAD: string;
  34   LogFileName: string;
  35
  36 implementation
  37
  38 uses
  39 {$INCLUDE ../nogl/noGLuses.inc}
  40 {$IFDEF ENABLE_HOLMES}
  41   g_holmes, fui_wadread, fui_style, fui_gfx_gl,
  42 {$ENDIF}
  43   SDL2, wadreader, e_log, g_window,
  44   e_graphics, e_input, g_game, g_console, g_gui,
  45   e_sound, g_options, g_sound, g_player, g_basic,
  46   g_weapons, SysUtils, g_triggers, MAPDEF, g_map,
  47   g_menu, g_language, g_net, g_touch, g_res_downloader,
  48   utils, conbuf, envvars,
  49   xparser;
  50
  51
  52 var
  53   charbuff: packed array [0..15] of AnsiChar;
  54
  55 procedure Main();
  56 var
  57   sdlflags: LongWord;
  58 {$IF not DEFINED(HEADLESS) and DEFINED(ENABLE_HOLMES)}
  59   flexloaded: Boolean;
  60 {$ENDIF}
  61 begin
  62   e_InitWritelnDriver();
  63
  64   GetDir(0, GameDir);
  65   MapsDir := GameDir + '/maps/';
  66   DataDir := GameDir + '/data/';
  67   ModelsDir := DataDir + 'models/';
  68   GameWAD := DataDir + 'Game.wad';
  69
  70   e_InitLog(GameDir + '/' + LogFileName, TWriteMode.WM_NEWFILE);
  71
  72   e_WriteLog(
  73     'Doom 2D: Forever version ' + GAME_VERSION +
  74     ' proto ' + IntToStr(NET_PROTOCOL_VER),
  75     TMsgType.Notify
  76   );
  77   e_WriteLog(
  78     'Build date: ' + GAME_BUILDDATE + ' ' + GAME_BUILDTIME,
  79     TMsgType.Notify
  80   );
  81
  82 {$IFDEF HEADLESS}
  83   conbufDumpToStdOut := true;
  84 {$ENDIF}
  85   e_WriteToStdOut := False; //{$IFDEF HEADLESS}True;{$ELSE}False;{$ENDIF}
  86
  87 {$IFDEF HEADLESS}
  88  {$IFDEF USE_SDLMIXER}
  89   sdlflags := SDL_INIT_TIMER or SDL_INIT_AUDIO or $00004000;
  90   // HACK: shit this into env and hope for the best
  91   SetEnvVar('SDL_AUDIODRIVER', 'dummy');
  92  {$ELSE}
  93   sdlflags := SDL_INIT_TIMER or $00004000;
  94  {$ENDIF}
  95 {$ELSE}
  96  {$IFDEF USE_SDLMIXER}
  97   {*sdlflags := SDL_INIT_EVERYTHING;*}
  98   sdlflags := SDL_INIT_JOYSTICK or SDL_INIT_TIMER or SDL_INIT_VIDEO;
  99  {$ELSE}
 100   sdlflags := SDL_INIT_JOYSTICK or SDL_INIT_TIMER or SDL_INIT_VIDEO;
 101  {$ENDIF}
 102 {$ENDIF}
 103
 104   SDL_SetHint(SDL_HINT_ACCELEROMETER_AS_JOYSTICK, '0');
 105
 106   if SDL_Init(sdlflags) < 0 then
 107     raise Exception.Create('SDL: Init failed: ' + SDL_GetError());
 108
 109   e_WriteLog('Read config file', TMsgType.Notify);
 110   g_Options_Read(GameDir + '/' + CONFIG_FILENAME);
 111
 112   //GetSystemDefaultLCID()
 113
 114   //e_WriteLog('Read language file', MSG_NOTIFY);
 115   //g_Language_Load(DataDir + gLanguage + '.txt');
 116   e_WriteLog(gLanguage, TMsgType.Notify);
 117   g_Language_Set(gLanguage);
 118
 119 {$IF not DEFINED(HEADLESS) and DEFINED(ENABLE_HOLMES)}
 120   flexloaded := true;
 121   if not fuiAddWad('flexui.wad') then
 122   begin
 123     if not fuiAddWad('./data/flexui.wad') then fuiAddWad('./flexui.wad');
 124   end;
 125   try
 126     fuiGfxLoadFont('win8', 'flexui/fonts/win8.fuifont');
 127     fuiGfxLoadFont('win14', 'flexui/fonts/win14.fuifont');
 128     fuiGfxLoadFont('win16', 'flexui/fonts/win16.fuifont');
 129     fuiGfxLoadFont('dos8', 'flexui/fonts/dos8.fuifont');
 130     fuiGfxLoadFont('msx6', 'flexui/fonts/msx6.fuifont');
 131   except on e: Exception do
 132     begin
 133       writeln('ERROR loading FlexUI fonts');
 134       flexloaded := false;
 135       //raise;
 136     end;
 137   else
 138     begin
 139       flexloaded := false;
 140       //raise;
 141     end;
 142   end;
 143   if (flexloaded) then
 144   begin
 145     try
 146       e_LogWriteln('FlexUI: loading stylesheet...');
 147       uiLoadStyles('flexui/widgets.wgs');
 148     except on e: TParserException do
 149       begin
 150         writeln('ERROR at (', e.tokLine, ',', e.tokCol, '): ', e.message);
 151         //raise;
 152         flexloaded := false;
 153       end;
 154     else
 155       begin
 156         //raise;
 157         flexloaded := false;
 158       end;
 159     end;
 160   end;
 161   g_holmes_imfunctional := not flexloaded;
 162 {$ENDIF}
 163
 164   g_Res_CreateDatabases();
 165
 166   e_WriteLog('Entering SDLMain', TMsgType.Notify);
 167
 168 {$WARNINGS OFF}
 169   SDLMain();
 170 {$WARNINGS ON}
 171
 172   e_WriteLog('Releasing SDL', TMsgType.Notify);
 173   SDL_Quit();
 174 end;
 175
 176 procedure Init();
 177 var
 178   NoSound: Boolean;
 179 begin
 180   Randomize;
 181
 182 {$IFDEF HEADLESS}
 183  {$IFDEF USE_SDLMIXER}
 184   NoSound := False; // hope env has set SDL_AUDIODRIVER to dummy
 185  {$ELSE}
 186   NoSound := True; // FMOD backend will sort it out
 187  {$ENDIF}
 188 {$ELSE}
 189   NoSound := False;
 190 {$ENDIF}
 191
 192   e_WriteLog('Init Input', TMsgType.Notify);
 193   e_InitInput();
 194   g_Touch_Init;
 195
 196 (*
 197   if (e_JoysticksAvailable > 0) then
 198     e_WriteLog('Input: Joysticks available.', TMsgType.Notify)
 199   else
 200     e_WriteLog('Input: No Joysticks.', TMsgType.Notify);
 201 *)
 202
 203   if (not gNoSound) then
 204   begin
 205     e_WriteLog('Initializing sound system', TMsgType.Notify);
 206     e_InitSoundSystem(NoSound);
 207   end;
 208
 209   e_WriteLog('Init game', TMsgType.Notify);
 210   g_Game_Init();
 211
 212   FillChar(charbuff, sizeof(charbuff), ' ');
 213 end;
 214
 215
 216 procedure Release();
 217 begin
 218   e_WriteLog('Releasing engine', TMsgType.Notify);
 219   e_ReleaseEngine();
 220
 221   e_WriteLog('Releasing Input', TMsgType.Notify);
 222   e_ReleaseInput();
 223
 224   if not gNoSound then
 225   begin
 226     e_WriteLog('Releasing FMOD', TMsgType.Notify);
 227     e_ReleaseSoundSystem();
 228   end;
 229 end;
 230
 231
 232 procedure Update ();
 233 begin
 234   g_Game_Update();
 235 end;
 236
 237
 238 procedure Draw ();
 239 begin
 240   g_Game_Draw();
 241 end;
 242
 243
 244 function Translit (const S: AnsiString): AnsiString;
 245 var
 246   i: Integer;
 247 begin
 248   Result := S;
 249   for i := 1 to Length(Result) do
 250   begin
 251     case Result[i] of
 252       'É': Result[i] := 'Q';
 253       'Ö': Result[i] := 'W';
 254       'Ó': Result[i] := 'E';
 255       'Ê': Result[i] := 'R';
 256       'Å': Result[i] := 'T';
 257       'Í': Result[i] := 'Y';
 258       'Ã': Result[i] := 'U';
 259       'Ø': Result[i] := 'I';
 260       'Ù': Result[i] := 'O';
 261       'Ç': Result[i] := 'P';
 262       'Õ': Result[i] := '['; //Chr(219);
 263       'Ú': Result[i] := ']'; //Chr(221);
 264       'Ô': Result[i] := 'A';
 265       'Û': Result[i] := 'S';
 266       'Â': Result[i] := 'D';
 267       'À': Result[i] := 'F';
 268       'Ï': Result[i] := 'G';
 269       'Ð': Result[i] := 'H';
 270       'Î': Result[i] := 'J';
 271       'Ë': Result[i] := 'K';
 272       'Ä': Result[i] := 'L';
 273       'Æ': Result[i] := ';'; //Chr(186);
 274       'Ý': Result[i] := #39; //Chr(222);
 275       'ß': Result[i] := 'Z';
 276       '×': Result[i] := 'X';
 277       'Ñ': Result[i] := 'C';
 278       'Ì': Result[i] := 'V';
 279       'È': Result[i] := 'B';
 280       'Ò': Result[i] := 'N';
 281       'Ü': Result[i] := 'M';
 282       'Á': Result[i] := ','; //Chr(188);
 283       'Þ': Result[i] := '.'; //Chr(190);
 284     end;
 285   end;
 286 end;
 287
 288
 289 function CheckCheat (ct: TStrings_Locale; eofs: Integer=0): Boolean;
 290 var
 291   ls1, ls2: string;
 292 begin
 293   ls1 :=          CheatEng[ct];
 294   ls2 := Translit(CheatRus[ct]);
 295   if length(ls1) = 0 then ls1 := '~';
 296   if length(ls2) = 0 then ls2 := '~';
 297   result :=
 298     (Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)) = ls1) or
 299     (Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))) = ls1) or
 300     (Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)) = ls2) or
 301     (Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))) = ls2);
 302   {
 303   if ct = I_GAME_CHEAT_JETPACK then
 304   begin
 305     e_WriteLog('ls1: ['+ls1+']', MSG_NOTIFY);
 306     e_WriteLog('ls2: ['+ls2+']', MSG_NOTIFY);
 307     e_WriteLog('bf0: ['+Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1))+']', MSG_NOTIFY);
 308     e_WriteLog('bf1: ['+Translit(Copy(charbuff, 17-Length(ls1)-eofs, Length(ls1)))+']', MSG_NOTIFY);
 309     e_WriteLog('bf2: ['+Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2))+']', MSG_NOTIFY);
 310     e_WriteLog('bf3: ['+Translit(Copy(charbuff, 17-Length(ls2)-eofs, Length(ls2)))+']', MSG_NOTIFY);
 311   end;
 312   }
 313 end;
 314
 315
 316 procedure Cheat ();
 317 const
 318   CHEAT_DAMAGE = 500;
 319 label
 320   Cheated;
 321 var
 322   s, s2: string;
 323   c: ShortString;
 324   a: Integer;
 325 begin
 326   {
 327   if (not gGameOn) or (not gCheats) or ((gGameSettings.GameType <> GT_SINGLE) and
 328     (gGameSettings.GameMode <> GM_COOP) and (not gDebugMode))
 329     or g_Game_IsNet then Exit;
 330   }
 331   if not gGameOn then exit;
 332   if not conIsCheatsEnabled then exit;
 333
 334   s := 'SOUND_GAME_RADIO';
 335
 336   //
 337   if CheckCheat(I_GAME_CHEAT_GODMODE) then
 338   begin
 339     if gPlayer1 <> nil then gPlayer1.GodMode := not gPlayer1.GodMode;
 340     if gPlayer2 <> nil then gPlayer2.GodMode := not gPlayer2.GodMode;
 341     goto Cheated;
 342   end;
 343   // RAMBO
 344   if CheckCheat(I_GAME_CHEAT_WEAPONS) then
 345   begin
 346     if gPlayer1 <> nil then gPlayer1.AllRulez(False);
 347     if gPlayer2 <> nil then gPlayer2.AllRulez(False);
 348     goto Cheated;
 349   end;
 350   // TANK
 351   if CheckCheat(I_GAME_CHEAT_HEALTH) then
 352   begin
 353     if gPlayer1 <> nil then gPlayer1.AllRulez(True);
 354     if gPlayer2 <> nil then gPlayer2.AllRulez(True);
 355     goto Cheated;
 356   end;
 357   // IDDQD
 358   if CheckCheat(I_GAME_CHEAT_DEATH) then
 359   begin
 360     if gPlayer1 <> nil then gPlayer1.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 361     if gPlayer2 <> nil then gPlayer2.Damage(CHEAT_DAMAGE, 0, 0, 0, HIT_TRAP);
 362     s := 'SOUND_MONSTER_HAHA';
 363     goto Cheated;
 364   end;
 365   //
 366   if CheckCheat(I_GAME_CHEAT_DOORS) then
 367   begin
 368     g_Triggers_OpenAll();
 369     goto Cheated;
 370   end;
 371   // GOODBYE
 372   if CheckCheat(I_GAME_CHEAT_NEXTMAP) then
 373   begin
 374     if gTriggers <> nil then
 375       for a := 0 to High(gTriggers) do
 376         if gTriggers[a].TriggerType = TRIGGER_EXIT then
 377         begin
 378           gExitByTrigger := True;
 379           //g_Game_ExitLevel(gTriggers[a].Data.MapName);
 380           g_Game_ExitLevel(gTriggers[a].tgcMap);
 381           Break;
 382         end;
 383     goto Cheated;
 384   end;
 385   //
 386   s2 := Copy(charbuff, 15, 2);
 387   if CheckCheat(I_GAME_CHEAT_CHANGEMAP, 2) and (s2[1] >= '0') and (s2[1] <= '9') and (s2[2] >= '0') and (s2[2] <= '9') then
 388   begin
 389     if g_Map_Exist(MapsDir+gGameSettings.WAD+':\MAP'+s2) then
 390     begin
 391       c := 'MAP'+s2;
 392       g_Game_ExitLevel(c);
 393     end;
 394     goto Cheated;
 395   end;
 396   //
 397   if CheckCheat(I_GAME_CHEAT_FLY) then
 398   begin
 399     gFly := not gFly;
 400     goto Cheated;
 401   end;
 402   // BULLFROG
 403   if CheckCheat(I_GAME_CHEAT_JUMPS) then
 404   begin
 405     VEL_JUMP := 30-VEL_JUMP;
 406     goto Cheated;
 407   end;
 408   // FORMULA1
 409   if CheckCheat(I_GAME_CHEAT_SPEED) then
 410   begin
 411     MAX_RUNVEL := 32-MAX_RUNVEL;
 412     goto Cheated;
 413   end;
 414   // CONDOM
 415   if CheckCheat(I_GAME_CHEAT_SUIT) then
 416   begin
 417     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_SUIT);
 418     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_SUIT);
 419     goto Cheated;
 420   end;
 421   //
 422   if CheckCheat(I_GAME_CHEAT_AIR) then
 423   begin
 424     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_OXYGEN);
 425     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_OXYGEN);
 426     goto Cheated;
 427   end;
 428   // PURELOVE
 429   if CheckCheat(I_GAME_CHEAT_BERSERK) then
 430   begin
 431     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_MEDKIT_BLACK);
 432     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_MEDKIT_BLACK);
 433     goto Cheated;
 434   end;
 435   //
 436   if CheckCheat(I_GAME_CHEAT_JETPACK) then
 437   begin
 438     if gPlayer1 <> nil then gPlayer1.GiveItem(ITEM_JETPACK);
 439     if gPlayer2 <> nil then gPlayer2.GiveItem(ITEM_JETPACK);
 440     goto Cheated;
 441   end;
 442   // CASPER
 443   if CheckCheat(I_GAME_CHEAT_NOCLIP) then
 444   begin
 445     if gPlayer1 <> nil then gPlayer1.SwitchNoClip;
 446     if gPlayer2 <> nil then gPlayer2.SwitchNoClip;
 447     goto Cheated;
 448   end;
 449   //
 450   if CheckCheat(I_GAME_CHEAT_NOTARGET) then
 451   begin
 452     if gPlayer1 <> nil then gPlayer1.NoTarget := not gPlayer1.NoTarget;
 453     if gPlayer2 <> nil then gPlayer2.NoTarget := not gPlayer2.NoTarget;
 454     goto Cheated;
 455   end;
 456   // INFERNO
 457   if CheckCheat(I_GAME_CHEAT_NORELOAD) then
 458   begin
 459     if gPlayer1 <> nil then gPlayer1.NoReload := not gPlayer1.NoReload;
 460     if gPlayer2 <> nil then gPlayer2.NoReload := not gPlayer2.NoReload;
 461     goto Cheated;
 462   end;
 463   if CheckCheat(I_GAME_CHEAT_AIMLINE) then
 464   begin
 465     gAimLine := not gAimLine;
 466     goto Cheated;
 467   end;
 468   if CheckCheat(I_GAME_CHEAT_AUTOMAP) then
 469   begin
 470     gShowMap := not gShowMap;
 471     goto Cheated;
 472   end;
 473   Exit;
 474
 475 Cheated:
 476   g_Sound_PlayEx(s);
 477 end;
 478
 479
 480 procedure KeyPress (K: Word);
 481 {$IFNDEF HEADLESS}
 482 var
 483   Msg: g_gui.TMessage;
 484 {$ENDIF}
 485 begin
 486 {$IFNDEF HEADLESS}
 487   case K of
 488     VK_ESCAPE: // <Esc>:
 489       begin
 490         if (g_ActiveWindow <> nil) then
 491         begin
 492           Msg.Msg := WM_KEYDOWN;
 493           Msg.WParam := VK_ESCAPE;
 494           g_ActiveWindow.OnMessage(Msg);
 495           if (not g_Game_IsNet) and (g_ActiveWindow = nil) then g_Game_Pause(false); //Fn loves to do this
 496         end
 497         else if (gState <> STATE_FOLD) then
 498         begin
 499           if gGameOn or (gState = STATE_INTERSINGLE) or (gState = STATE_INTERCUSTOM) then
 500           begin
 501             g_Game_InGameMenu(True);
 502           end
 503           else if (gExit = 0) and (gState <> STATE_SLIST) then
 504           begin
 505             if (gState <> STATE_MENU) then
 506             begin
 507               if (NetMode <> NET_NONE) then
 508               begin
 509                 g_Game_StopAllSounds(True);
 510                 g_Game_Free;
 511                 gState := STATE_MENU;
 512                 Exit;
 513               end;
 514             end;
 515             g_GUI_ShowWindow('MainMenu');
 516             g_Sound_PlayEx('MENU_OPEN');
 517           end;
 518         end;
 519       end;
 520
 521     IK_F2, IK_F3, IK_F4, IK_F5, IK_F6, IK_F7, IK_F10:
 522       begin // <F2> .. <F6> � <F12>
 523         if gGameOn and (not gConsoleShow) and (not gChatShow) then
 524         begin
 525           while (g_ActiveWindow <> nil) do g_GUI_HideWindow(False);
 526           if (not g_Game_IsNet) then g_Game_Pause(True);
 527           case K of
 528             IK_F2: g_Menu_Show_SaveMenu();
 529             IK_F3: g_Menu_Show_LoadMenu();
 530             IK_F4: g_Menu_Show_GameSetGame();
 531             IK_F5: g_Menu_Show_OptionsVideo();
 532             IK_F6: g_Menu_Show_OptionsSound();
 533             IK_F7: g_Menu_Show_EndGameMenu();
 534             IK_F10: g_Menu_Show_QuitGameMenu();
 535           end;
 536         end;
 537       end;
 538
 539     else
 540       begin
 541         gJustChatted := False;
 542         if gConsoleShow or gChatShow then
 543         begin
 544           g_Console_Control(K);
 545         end
 546         else if (g_ActiveWindow <> nil) then
 547         begin
 548           Msg.Msg := WM_KEYDOWN;
 549           Msg.WParam := K;
 550           g_ActiveWindow.OnMessage(Msg);
 551         end
 552         else if (gState = STATE_MENU) then
 553         begin
 554           g_GUI_ShowWindow('MainMenu');
 555           g_Sound_PlayEx('MENU_OPEN');
 556         end;
 557       end;
 558   end;
 559 {$ENDIF}
 560 end;
 561
 562
 563 procedure CharPress (C: AnsiChar);
 564 var
 565   Msg: g_gui.TMessage;
 566   a: Integer;
 567 begin
 568   if gConsoleShow or gChatShow then
 569   begin
 570     g_Console_Char(C)
 571   end
 572   else if (g_ActiveWindow <> nil) then
 573   begin
 574     Msg.Msg := WM_CHAR;
 575     Msg.WParam := Ord(C);
 576     g_ActiveWindow.OnMessage(Msg);
 577   end
 578   else
 579   begin
 580     for a := 0 to 14 do charbuff[a] := charbuff[a+1];
 581     charbuff[15] := upcase1251(C);
 582     Cheat();
 583   end;
 584 end;
 585
 586
 587 end.