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