X-Git-Url: https://deadsoftware.ru/gitweb?p=d2df-sdl.git;a=blobdiff_plain;f=src%2Fgame%2Fg_window.pas;h=f623e8a69eca02f4924c5717b5a70a4569919679;hp=3adb2b616da1f09af1dfb5c3c7f0b0b09e1689fe;hb=0e101bd452c40da601236aaa2dd4106be47ddce1;hpb=6c6b87eea9373ec4f1cb859223d3708d8e2a59c6

diff --git a/src/game/g_window.pas b/src/game/g_window.pas
index 3adb2b6..f623e8a 100644
--- a/src/game/g_window.pas
+++ b/src/game/g_window.pas
@@ -21,24 +21,9 @@ uses
   utils;
 
 function SDLMain (): Integer;
-function GetTimer (): Int64;
 procedure ResetTimer ();
-procedure PushExitEvent ();
-function ProcessMessage (): Boolean;
-procedure ReDrawWindow ();
-procedure SwapBuffers ();
-procedure Sleep (ms: LongWord);
-function GetDisplayModes (dbpp: LongWord; var selres: LongWord): SSArray;
-function g_Window_SetDisplay (preserveGL: Boolean=false): Boolean;
-function g_Window_SetSize (w, h: Word; fullscreen: Boolean): Boolean;
-procedure g_SetVSync (vsync: Boolean);
-
 procedure ProcessLoading (forceUpdate: Boolean=false);
 
-// returns `true` if quit event was received
-function g_ProcessMessages (): Boolean;
-
-
 var
   gwin_dump_extensions: Boolean = false;
   gwin_has_stencil: Boolean = false;
@@ -46,742 +31,38 @@ var
   g_dbg_aimline_on: Boolean = false;
   g_dbg_input: Boolean = False;
 
-
 implementation
 
 uses
 {$IFDEF WINDOWS}Windows,{$ENDIF}
-{$INCLUDE ../nogl/noGLuses.inc}
 {$IFDEF ENABLE_HOLMES}
   g_holmes, sdlcarcass, fui_ctls,
 {$ENDIF}
   SysUtils, Classes, MAPDEF, Math,
-  SDL2, e_graphics, e_log, e_texture, g_main,
+  e_graphics, e_log, e_texture, g_main,
   g_console, e_input, g_options, g_game,
   g_basic, g_textures, e_sound, g_sound, g_menu, ENet, g_net,
   g_map, g_gfx, g_monsters, xprofiler,
-  g_touch, g_gui;
+  g_touch, g_gui, g_system;
 
 
 const
   ProgressUpdateMSecs = 35; //1;//100;
 
 var
-  h_Wnd: PSDL_Window = nil;
-  h_GL: TSDL_GLContext = nil;
   Time, Time_Delta, Time_Old: Int64;
   flag: Boolean;
-{$IF not DEFINED(HEADLESS)}
-  wTitle: PChar = nil;
-  wasFullscreen: Boolean = true; // so we need to recreate the window
-{$ENDIF}
   wNeedTimeReset: Boolean = false;
   wMinimized: Boolean = false;
   wMaximized: Boolean = false;
   wLoadingProgress: Boolean = false;
   wLoadingQuit: Boolean = false;
-{$IFNDEF WINDOWS}
-  ticksOverflow: Int64 = -1;
-  lastTicks: Uint32 = 0; // to detect overflow
-{$ENDIF}
-  JoystickHandle: array [0..e_MaxJoys - 1] of PSDL_Joystick;
-  JoystickHatState: array [0..e_MaxJoys - 1, 0..e_MaxJoyHats - 1, HAT_LEFT..HAT_DOWN] of Boolean;
-  JoystickZeroAxes: array [0..e_MaxJoys - 1, 0..e_MaxJoyAxes - 1] of Integer;
-
-procedure KillGLWindow (preserveGL: Boolean);
-begin
-{$IFDEF ENABLE_HOLMES}
-  if (h_GL <> nil) and (not preserveGL) then begin if (assigned(oglDeinitCB)) then oglDeinitCB(); end;
-{$ENDIF}
-  if (h_Wnd <> nil) then SDL_DestroyWindow(h_Wnd);
-  if (h_GL <> nil) and (not preserveGL) then
-  begin
-
-{$IFDEF USE_NANOGL}
-    nanoGL_Destroy;
-{$ENDIF}
-
-{$IFDEF USE_NOGL}
-    nogl_Quit;
-{$ENDIF}
-
-    SDL_GL_DeleteContext(h_GL);
-  end;
-  h_Wnd := nil;
-  if (not preserveGL) then h_GL := nil;
-end;
-
-
-function g_Window_SetDisplay (preserveGL: Boolean = false): Boolean;
-{$IF not DEFINED(HEADLESS)}
-var
-  mode, cmode: TSDL_DisplayMode;
-  wFlags: LongWord = 0;
-  nw, nh: Integer;
-{$ENDIF}
-begin
-{$IF not DEFINED(HEADLESS)}
-  result := false;
-
-  e_WriteLog('Setting display mode...', TMsgType.Notify);
-
-  wFlags := SDL_WINDOW_OPENGL {or SDL_WINDOW_RESIZABLE};
-  if gFullscreen then wFlags := wFlags {or SDL_WINDOW_FULLSCREEN} else wFlags := wFlags or SDL_WINDOW_RESIZABLE;
-  if (not gFullscreen) and (not preserveGL) and gWinMaximized then wFlags := wFlags or SDL_WINDOW_MAXIMIZED else gWinMaximized := false;
-
-  if gFullscreen then
-  begin
-    mode.w := gScreenWidth;
-    mode.h := gScreenHeight;
-    mode.format := 0;
-    mode.refresh_rate := 0;
-    mode.driverdata := nil;
-    if (SDL_GetClosestDisplayMode(0, @mode, @cmode) = nil) then
-    begin
-      e_WriteLog('SDL: cannot find display mode for '+IntToStr(gScreenWidth), TMsgType.Notify);
-      gScreenWidth := 800;
-      gScreenHeight := 600;
-    end
-    else
-    begin
-      e_WriteLog('SDL: found display mode for '+IntToStr(gScreenWidth)+'x'+IntToStr(gScreenHeight)+': '+IntToStr(cmode.w)+'x'+IntToStr(cmode.h), TMsgType.Notify);
-      gScreenWidth := cmode.w;
-      gScreenHeight := cmode.h;
-    end;
-  end;
-
-  if (preserveGL) and (h_Wnd <> nil) and (not gFullscreen) and (not wasFullscreen) then
-  begin
-    //SDL_SetWindowMaximumSize(h_Wnd, gScreenWidth, gScreenHeight);
-    //SDL_SetWindowDisplayMode(h_Wnd, @cmode);
-    if (wMaximized) then SDL_RestoreWindow(h_Wnd);
-    wMaximized := false;
-    gWinMaximized := false;
-    SDL_SetWindowSize(h_Wnd, gScreenWidth, gScreenHeight);
-    //SDL_SetWindowFullscreen(h_Wnd, SDL_WINDOW_FULLSCREEN);
-    //SDL_SetWindowFullscreen(h_Wnd, 0);
-  end
-  else
-  begin
-    KillGLWindow(preserveGL);
-    h_Wnd := SDL_CreateWindow(PChar(wTitle), gWinRealPosX, gWinRealPosY, gScreenWidth, gScreenHeight, wFlags);
-    if gFullscreen then
-      SDL_SetWindowFullscreen(h_Wnd, SDL_WINDOW_FULLSCREEN);
-    if (h_Wnd = nil) then exit;
-  end;
-  wasFullscreen := gFullscreen;
-
-  SDL_GL_MakeCurrent(h_Wnd, h_GL);
-  SDL_ShowCursor(SDL_DISABLE);
-  if (h_GL <> nil) then g_SetVSync(gVSync);
-  if (gFullscreen) then
-  begin
-    nw := 0;
-    nh := 0;
-    SDL_GetWindowSize(h_Wnd, @nw, @nh);
-    if (nw > 128) and (nh > 128) then
-    begin
-      e_WriteLog('SDL: fullscreen window got size '+IntToStr(nw)+'x'+IntToStr(nh)+': '+IntToStr(gScreenWidth)+'x'+IntToStr(gScreenHeight), TMsgType.Notify);
-      gScreenWidth := nw;
-      gScreenHeight := nh;
-    end
-    else
-    begin
-      e_WriteLog('SDL: fullscreen window got invalid size: '+IntToStr(nw)+'x'+IntToStr(nh), TMsgType.Notify);
-    end;
-  end;
-
-  {$IFDEF ENABLE_HOLMES}
-    fuiScrWdt := gScreenWidth;
-    fuiScrHgt := gScreenHeight;
-    if (h_GL <> nil) and (not preserveGL) then begin if (assigned(oglInitCB)) then oglInitCB(); end;
-  {$ENDIF}
-{$ENDIF}
-
-  result := true;
-end;
-
-
-function GetDisplayModes (dbpp: LongWord; var selres: LongWord): SSArray;
-var
-  mode: TSDL_DisplayMode;
-  res, i, k, n, pw, ph: Integer;
-begin
-  SetLength(result, 0);
-  {$IFDEF HEADLESS}exit;{$ENDIF}
-  k := 0; selres := 0;
-  n := SDL_GetNumDisplayModes(0);
-  pw := 0; ph := 0;
-  for i := 0 to n do
-  begin
-    res := SDL_GetDisplayMode(0, i, @mode);
-    if res < 0 then continue;
-    if SDL_BITSPERPIXEL(mode.format) = gBPP then continue;
-    if (mode.w = pw) and (mode.h = ph) then continue;
-    if (mode.w = gScreenWidth) and (mode.h = gScreenHeight) then
-      selres := k;
-    Inc(k);
-    SetLength(result, k);
-    result[k-1] := IntToStr(mode.w) + 'x' + IntToStr(mode.h);
-    pw := mode.w; ph := mode.h
-  end;
-
-  e_WriteLog('SDL: Got ' + IntToStr(k) + ' resolutions.', TMsgType.Notify);
-end;
-
-
-procedure Sleep (ms: LongWord);
-begin
-  SDL_Delay(ms);
-end;
-
-
-procedure ChangeWindowSize (requested: Boolean);
-begin
-  e_LogWritefln('  ChangeWindowSize: (ws=%dx%d) (ss=%dx%d)', [gWinSizeX, gWinSizeY, gScreenWidth, gScreenHeight]);
-  gWinSizeX := gScreenWidth;
-  gWinSizeY := gScreenHeight;
-{$IF not DEFINED(HEADLESS)}
-  {$IFDEF ENABLE_HOLMES}
-    fuiScrWdt := gScreenWidth;
-    fuiScrHgt := gScreenHeight;
-  {$ENDIF}
-  e_ResizeWindow(gScreenWidth, gScreenHeight);
-  g_Game_SetupScreenSize();
-  {$IF DEFINED(ANDROID)}
-    (* This will fix menu reset on keyboard showing *)
-    if requested then
-      g_Menu_Reset;
-  {$ELSE}
-    g_Menu_Reset;
-  {$ENDIF}
-  g_Game_ClearLoading();
-{$ENDIF}
-end;
-
-
-function g_Window_SetSize (w, h: Word; fullscreen: Boolean): Boolean;
-{$IF not DEFINED(HEADLESS)}
-var
-  preserve: Boolean;
-{$ENDIF}
-begin
-  result := false;
-{$IF not DEFINED(HEADLESS)}
-  preserve := false;
-
-  if (gScreenWidth <> w) or (gScreenHeight <> h) then
-  begin
-    result := true;
-    preserve := true;
-    gScreenWidth := w;
-    gScreenHeight := h;
-  end;
-
-  if (gFullscreen <> fullscreen) then
-  begin
-    result := true;
-    preserve := true;
-    gFullscreen := fullscreen;
-    preserve := true;
-  end;
-
-  if result then
-  begin
-    g_Window_SetDisplay(preserve);
-    ChangeWindowSize(true);
-  end;
-{$ENDIF}
-end;
-
-
-function WindowEventHandler (constref ev: TSDL_WindowEvent): Boolean;
-var
-  wActivate, wDeactivate: Boolean;
-begin
-  result := false;
-  wActivate := false;
-  wDeactivate := false;
-
-  case ev.event of
-    SDL_WINDOWEVENT_MOVED:
-    begin
-      if not (gFullscreen or gWinMaximized) then
-      begin
-        gWinRealPosX := ev.data1;
-        gWinRealPosY := ev.data2;
-      end;
-    end;
-
-    SDL_WINDOWEVENT_MINIMIZED:
-    begin
-      e_UnpressAllKeys();
-      if not wMinimized then
-      begin
-        e_ResizeWindow(0, 0);
-        wMinimized := true;
-        if g_debug_WinMsgs then
-        begin
-          g_Console_Add('Now minimized');
-          e_WriteLog('[DEBUG] WinMsgs: Now minimized', TMsgType.Notify);
-        end;
-        wDeactivate := true;
-      end;
-    end;
-
-    SDL_WINDOWEVENT_RESIZED:
-    begin
-      e_LogWritefln('Resize: (os=%dx%d) (ns=%dx%d)', [gScreenWidth, gScreenHeight, Integer(ev.data1), Integer(ev.data2)]);
-      {if (gFullscreen) then
-      begin
-        e_LogWriteln('  fullscreen fix applied.');
-        if (gScreenWidth <> ev.data1) or (gScreenHeight <> ev.data2) then
-        begin
-          SDL_SetWindowSize(h_Wnd, gScreenWidth, gScreenHeight);
-        end;
-      end
-      else}
-      begin
-        gScreenWidth := ev.data1;
-        gScreenHeight := ev.data2;
-      end;
-      ChangeWindowSize(false);
-      SwapBuffers();
-      if g_debug_WinMsgs then
-      begin
-        g_Console_Add('Resized to ' + IntToStr(ev.data1) + 'x' + IntToStr(ev.data2));
-        e_WriteLog('[DEBUG] WinMsgs: Resized to ' + IntToStr(ev.data1) + 'x' + IntToStr(ev.data2), TMsgType.Notify);
-      end;
-    end;
-
-    SDL_WINDOWEVENT_EXPOSED:
-      SwapBuffers();
-
-    SDL_WINDOWEVENT_MAXIMIZED:
-    begin
-      wMaximized := true;
-      if wMinimized then
-      begin
-        e_ResizeWindow(gScreenWidth, gScreenHeight);
-        wMinimized := false;
-        wActivate := true;
-      end;
-      if (not gWinMaximized) and (not gFullscreen) then
-      begin
-        gWinMaximized := true;
-        if g_debug_WinMsgs then
-        begin
-          g_Console_Add('Now maximized');
-          e_WriteLog('[DEBUG] WinMsgs: Now maximized', TMsgType.Notify);
-        end;
-      end;
-    end;
-
-    SDL_WINDOWEVENT_RESTORED:
-    begin
-      wMaximized := false;
-      if wMinimized then
-      begin
-        e_ResizeWindow(gScreenWidth, gScreenHeight);
-        wMinimized := false;
-        wActivate := true;
-      end;
-      gWinMaximized := false;
-      if g_debug_WinMsgs then
-      begin
-        g_Console_Add('Now restored');
-        e_WriteLog('[DEBUG] WinMsgs: Now restored', TMsgType.Notify);
-      end;
-    end;
-
-    SDL_WINDOWEVENT_FOCUS_GAINED:
-    begin
-      wActivate := true;
-      //e_WriteLog('window gained focus!', MSG_NOTIFY);
-    end;
-
-    SDL_WINDOWEVENT_FOCUS_LOST:
-    begin
-      wDeactivate := true;
-      e_UnpressAllKeys();
-      //e_WriteLog('window lost focus!', MSG_NOTIFY);
-    end;
-  end;
-
-  if wDeactivate then
-  begin
-    if gWinActive then
-    begin
-      e_WriteLog('deactivating window', TMsgType.Notify);
-      e_UnpressAllKeys;
-
-      if gMuteWhenInactive then
-      begin
-        //e_WriteLog('deactivating sounds', MSG_NOTIFY);
-        e_MuteChannels(true);
-      end;
-
-      if g_debug_WinMsgs then
-      begin
-        g_Console_Add('Now inactive');
-        e_WriteLog('[DEBUG] WinMsgs: Now inactive', TMsgType.Notify);
-      end;
-
-      gWinActive := false;
-
-      {$IFDEF ENABLE_HOLMES}
-        if assigned(winBlurCB) then winBlurCB();
-      {$ENDIF}
-    end;
-  end
-  else if wActivate then
-  begin
-    if not gWinActive then
-    begin
-      //e_WriteLog('activating window', MSG_NOTIFY);
-
-      if gMuteWhenInactive then
-      begin
-        //e_WriteLog('activating sounds', MSG_NOTIFY);
-        e_MuteChannels(false);
-      end;
-
-      if g_debug_WinMsgs then
-      begin
-        g_Console_Add('Now active');
-        e_WriteLog('[DEBUG] WinMsgs: Now active', TMsgType.Notify);
-      end;
-
-      gWinActive := true;
-
-      {$IFDEF ENABLE_HOLMES}
-        if assigned(winFocusCB) then winFocusCB();
-      {$ENDIF}
-    end;
-  end;
-end;
-
-
-function EventHandler (var ev: TSDL_Event): Boolean;
-var
-  key, keychr, minuskey: Word;
-  uc: UnicodeChar;
-  down: Boolean;
-  i: Integer;
-  hat: array [HAT_LEFT..HAT_DOWN] of Boolean;
-begin
-  result := false;
-
-  case ev.type_ of
-    SDL_WINDOWEVENT:
-      result := WindowEventHandler(ev.window);
-
-    SDL_QUITEV:
-      begin
-        if (gExit <> EXIT_QUIT) then
-        begin
-          if not wLoadingProgress then
-          begin
-            g_Game_Free();
-            g_Game_Quit();
-          end
-          else
-          begin
-            wLoadingQuit := true;
-          end;
-        end;
-        result := true;
-      end;
-
-    SDL_KEYDOWN, SDL_KEYUP:
-      begin
-        key := ev.key.keysym.scancode;
-        if key = SDL_SCANCODE_AC_BACK then
-          key := SDL_SCANCODE_ESCAPE;
-        down := (ev.type_ = SDL_KEYDOWN);
-        {$IF not DEFINED(HEADLESS) and DEFINED(ENABLE_HOLMES)}
-        if fuiOnSDLEvent(ev) then
-        begin
-          // event eaten, but...
-          if not down then e_KeyUpDown(key, false);
-          exit;
-        end;
-        {$ENDIF}
-        if ev.key._repeat = 0 then
-        begin
-          if g_dbg_input then
-            e_LogWritefln('Input Debug: keysym, press=%s, scancode=%s', [down, key]);
-          e_KeyUpDown(key, down);
-          g_Console_ProcessBind(key, down);
-        end
-        else if gConsoleShow or gChatShow or (g_ActiveWindow <> nil) then
-        begin
-          // key repeat in menus and shit
-          KeyPress(key);
-        end;
-      end;
-
-    SDL_JOYBUTTONDOWN, SDL_JOYBUTTONUP:
-      if (ev.jbutton.which < e_MaxJoys) and (ev.jbutton.button < e_MaxJoyBtns) then
-      begin
-        key := e_JoyButtonToKey(ev.jbutton.which, ev.jbutton.button);
-        down := ev.type_ = SDL_JOYBUTTONDOWN;
-        if g_dbg_input then
-          e_LogWritefln('Input Debug: jbutton, joy=%s, button=%s, keycode=%s, press=%s', [ev.jbutton.which, ev.jbutton.button, key, down]);
-        e_KeyUpDown(key, down);
-        g_Console_ProcessBind(key, down);
-      end
-      else
-      begin
-        if g_dbg_input then
-        begin
-          down := ev.type_ = SDL_JOYBUTTONDOWN;
-          e_LogWritefln('Input Debug: NOT IN RANGE! jbutton, joy=%s, button=%s, press=%s', [ev.jbutton.which, ev.jbutton.button, down])
-        end
-      end;
-
-    SDL_JOYAXISMOTION:
-      if (ev.jaxis.which < e_MaxJoys) and (ev.jaxis.axis < e_MaxJoyAxes) then
-      begin
-        key := e_JoyAxisToKey(ev.jaxis.which, ev.jaxis.axis, AX_PLUS);
-        minuskey := e_JoyAxisToKey(ev.jaxis.which, ev.jaxis.axis, AX_MINUS);
-
-        if g_dbg_input then
-          e_LogWritefln('Input Debug: jaxis, joy=%s, axis=%s, value=%s, zeroaxes=%s, deadzone=%s', [ev.jaxis.which, ev.jaxis.axis, ev.jaxis.value, JoystickZeroAxes[ev.jaxis.which, ev.jaxis.axis], e_JoystickDeadzones[ev.jaxis.which]]);
-
-        if ev.jaxis.value < JoystickZeroAxes[ev.jaxis.which, ev.jaxis.axis] - e_JoystickDeadzones[ev.jaxis.which] then
-        begin
-          if (e_KeyPressed(key)) then
-          begin
-            e_KeyUpDown(key, False);
-            g_Console_ProcessBind(key, False);
-          end;
-          e_KeyUpDown(minuskey, True);
-          g_Console_ProcessBind(minuskey, True);
-        end
-        else if ev.jaxis.value > JoystickZeroAxes[ev.jaxis.which, ev.jaxis.axis] + e_JoystickDeadzones[ev.jaxis.which] then
-        begin
-          if (e_KeyPressed(minuskey)) then
-          begin
-            e_KeyUpDown(minuskey, False);
-            g_Console_ProcessBind(minuskey, False);
-          end;
-          e_KeyUpDown(key, True);
-          g_Console_ProcessBind(key, True);
-        end
-        else
-        begin
-          if (e_KeyPressed(minuskey)) then
-          begin
-            e_KeyUpDown(minuskey, False);
-            g_Console_ProcessBind(minuskey, False);
-          end;
-          if (e_KeyPressed(key)) then
-          begin
-            e_KeyUpDown(key, False);
-            g_Console_ProcessBind(key, False);
-          end;
-        end;
-      end
-      else
-      begin
-        if g_dbg_input then
-          e_LogWritefln('Input Debug: NOT IN RANGE! jaxis, joy=%s, axis=%s, value=%s, zeroaxes=%s, deadzone=%s', [ev.jaxis.which, ev.jaxis.axis, ev.jaxis.value, JoystickZeroAxes[ev.jaxis.which, ev.jaxis.axis], e_JoystickDeadzones[ev.jaxis.which]])
-      end;
-
-    SDL_JOYHATMOTION:
-      if (ev.jhat.which < e_MaxJoys) and (ev.jhat.hat < e_MaxJoyHats) then
-      begin
-        if g_dbg_input then
-          e_LogWritefln('Input Debug: jhat, joy=%s, hat=%s, value=%s', [ev.jhat.which, ev.jhat.hat, ev.jhat.value]);
-        hat[HAT_UP] := LongBool(ev.jhat.value and SDL_HAT_UP);
-        hat[HAT_DOWN] := LongBool(ev.jhat.value and SDL_HAT_DOWN);
-        hat[HAT_LEFT] := LongBool(ev.jhat.value and SDL_HAT_LEFT);
-        hat[HAT_RIGHT] := LongBool(ev.jhat.value and SDL_HAT_RIGHT);
-        for i := HAT_LEFT to HAT_DOWN do
-        begin
-          if JoystickHatState[ev.jhat.which, ev.jhat.hat, i] <> hat[i] then
-          begin
-            down := hat[i];
-            key := e_JoyHatToKey(ev.jhat.which, ev.jhat.hat, i);
-            e_KeyUpDown(key, down);
-            g_Console_ProcessBind(key, down);
-          end
-        end;
-        JoystickHatState[ev.jhat.which, ev.jhat.hat] := hat
-      end
-      else
-      begin
-        if g_dbg_input then
-          e_LogWritefln('Input Debug: NOT IN RANGE! jhat, joy=%s, hat=%s, value=%s', [ev.jhat.which, ev.jhat.hat, ev.jhat.value])
-      end;
-
-    SDL_JOYDEVICEADDED:
-      if (ev.jdevice.which < e_MaxJoys) then
-      begin
-        JoystickHandle[ev.jdevice.which] := SDL_JoystickOpen(ev.jdevice.which);
-        if JoystickHandle[ev.jdevice.which] <> nil then
-        begin
-          e_LogWritefln('Added Joystick %s', [ev.jdevice.which]);
-          e_JoystickAvailable[ev.jdevice.which] := True;
-          for i := 0 to Min(SDL_JoystickNumAxes(JoystickHandle[ev.jdevice.which]), e_MaxJoyAxes) - 1 do
-            JoystickZeroAxes[ev.jdevice.which, i] := SDL_JoystickGetAxis(JoystickHandle[ev.jdevice.which], i)
-        end
-        else
-          e_LogWritefln('Warning! Failed to open Joystick %s', [ev.jdevice.which])
-      end
-      else
-      begin
-        e_LogWritefln('Warning! Added Joystick %s, but we support only <= %s', [ev.jdevice.which, e_MaxJoys])
-      end;
-
-    SDL_JOYDEVICEREMOVED:
-      begin
-        e_LogWritefln('Removed Joystick %s', [ev.jdevice.which]);
-        if (ev.jdevice.which < e_MaxJoys) then
-        begin
-          e_JoystickAvailable[ev.jdevice.which] := False;
-          if JoystickHandle[ev.jdevice.which] <> nil then
-            SDL_JoystickClose(JoystickHandle[ev.jdevice.which]);
-          JoystickHandle[ev.jdevice.which] := nil
-        end
-      end;
-
-    {$IF not DEFINED(HEADLESS) and DEFINED(ENABLE_HOLMES)}
-    SDL_MOUSEBUTTONDOWN, SDL_MOUSEBUTTONUP, SDL_MOUSEWHEEL, SDL_MOUSEMOTION:
-      fuiOnSDLEvent(ev);
-    {$ENDIF}
-
-    SDL_TEXTINPUT:
-      begin
-        if g_dbg_input then
-          e_LogWritefln('Input Debug: text, text=%s', [ev.text.text]);
-        Utf8ToUnicode(@uc, PChar(ev.text.text), 1);
-        keychr := Word(uc);
-        if (keychr > 127) then keychr := Word(wchar2win(WideChar(keychr)));
-        if (keychr > 0) and (keychr <= 255) then CharPress(AnsiChar(keychr));
-      end;
-
-    SDL_FINGERMOTION, SDL_FINGERDOWN, SDL_FINGERUP:
-      g_Touch_HandleEvent(ev.tfinger);
-
-    // other key presses and joysticks are handled in e_input
-  end;
-end;
-
-
-procedure SwapBuffers ();
-begin
-  {$IF not DEFINED(HEADLESS)}
-  SDL_GL_SwapWindow(h_Wnd);
-  {$ENDIF}
-end;
-
-
-function CreateGLWindow (Title: PChar): Boolean;
-begin
-  result := false;
-
-  gWinSizeX := gScreenWidth;
-  gWinSizeY := gScreenHeight;
-
-{$IF not DEFINED(HEADLESS)}
-  wTitle := Title;
-{$ENDIF}
-  e_WriteLog('Creating window', TMsgType.Notify);
-
-  if not g_Window_SetDisplay() then
-  begin
-    KillGLWindow(false);
-    e_WriteLog('Window creation error (resolution not supported?)', TMsgType.Fatal);
-    exit;
-  end;
-
-{$IF not DEFINED(HEADLESS)}
-  h_GL := SDL_GL_CreateContext(h_Wnd);
-  if (h_GL = nil) then exit;
-  {$IFDEF ENABLE_HOLMES}
-    fuiScrWdt := gScreenWidth;
-    fuiScrHgt := gScreenHeight;
-  {$ENDIF}
-  SDL_GL_MakeCurrent(h_Wnd, h_GL);
-{$IFDEF USE_NANOGL}
-  if nanoGL_Init() = 0 then
-  begin
-    KillGLWindow(false);
-    e_WriteLog('nanoGL initialization error', TMsgType.Fatal);
-    exit;
-  end;
-{$ENDIF}
-{$IFDEF USE_NOGL}
-  nogl_Init;
-{$ENDIF}
-  {$IFDEF ENABLE_HOLMES}
-    if (assigned(oglInitCB)) then oglInitCB();
-  {$ENDIF}
-  if (h_GL <> nil) then g_SetVSync(gVSync);
-{$ENDIF}
-
-  e_ResizeWindow(gScreenWidth, gScreenHeight);
-  e_InitGL();
-
-  result := true;
-end;
-
-
-{$IFDEF WINDOWS}
-// windoze sux; in headless mode `GetTickCount()` (and SDL) returns shit
-function GetTimer (): Int64;
-var
-  F, C: Int64;
-begin
-  QueryPerformanceFrequency(F);
-  QueryPerformanceCounter(C);
-  result := Round(C/F*1000{000});
-end;
-{$ELSE}
-function GetTimer (): Int64;
-var
-  t: Uint32;
-  tt: Int64;
-begin
-  t := SDL_GetTicks();
-  if (ticksOverflow = -1) then
-  begin
-    ticksOverflow := 0;
-    lastTicks := t;
-  end
-  else
-  begin
-    if (lastTicks > t) then
-    begin
-      // overflow, increment overflow ;-)
-      ticksOverflow := ticksOverflow+(Int64($ffffffff)+Int64(1));
-      tt := (Int64($ffffffff)+Int64(1))+Int64(t);
-      t := Uint32(tt-lastTicks);
-    end;
-  end;
-  lastTicks := t;
-  result := ticksOverflow+Int64(t);
-end;
-{$ENDIF}
-
 
 procedure ResetTimer ();
 begin
   wNeedTimeReset := true;
 end;
 
-
-procedure PushExitEvent ();
-var
-  ev: TSDL_Event;
-begin
-  ev.type_ := SDL_QUITEV;
-  SDL_PushEvent(@ev);
-end;
-
-
 {$IFNDEF HEADLESS}
 var
   prevLoadingUpdateTime: UInt64 = 0;
@@ -789,26 +70,26 @@ var
 
 procedure ProcessLoading (forceUpdate: Boolean=false);
 var
-  ev: TSDL_Event;
 {$IFNDEF HEADLESS}
+//  ev: TSDL_Event;
   stt: UInt64;
 {$ENDIF}
 begin
-  FillChar(ev, sizeof(ev), 0);
+//  FillChar(ev, sizeof(ev), 0);
   wLoadingProgress := true;
 
-  while (SDL_PollEvent(@ev) > 0) do
-  begin
-    EventHandler(ev);
-    if (ev.type_ = SDL_QUITEV) then break;
-  end;
+//  while (SDL_PollEvent(@ev) > 0) do
+//  begin
+//    EventHandler(ev);
+//    if (ev.type_ = SDL_QUITEV) then break;
+//  end;
   //e_PollJoysticks();
 
-  if (ev.type_ = SDL_QUITEV) or (gExit = EXIT_QUIT) then
-  begin
-    wLoadingProgress := false;
-    exit;
-  end;
+//  if (ev.type_ = SDL_QUITEV) or (gExit = EXIT_QUIT) then
+//  begin
+//    wLoadingProgress := false;
+//    exit;
+//  end;
 
 {$IFNDEF HEADLESS}
   if not wMinimized then
@@ -826,7 +107,7 @@ begin
 
       DrawLoadingStat();
       g_Console_Draw(True);
-      SwapBuffers();
+      sys_Repaint;
       prevLoadingUpdateTime := getTimeMilli();
     end;
   end;
@@ -847,28 +128,13 @@ begin
 end;
 
 
-function g_ProcessMessages (): Boolean;
-var
-  ev: TSDL_Event;
-begin
-  result := false;
-  FillChar(ev, SizeOf(ev), 0);
-  while (SDL_PollEvent(@ev) > 0) do
-  begin
-    result := EventHandler(ev);
-    if (ev.type_ = SDL_QUITEV) then exit;
-  end;
-  //e_PollJoysticks();
-end;
-
-
 function ProcessMessage (): Boolean;
 var
   i, t: Integer;
 begin
-  result := g_ProcessMessages();
+  result := sys_HandleInput();
 
-  Time := GetTimer();
+  Time := sys_GetTicks();
   Time_Delta := Time-Time_Old;
 
   flag := false;
@@ -919,111 +185,21 @@ begin
   // Âðåìÿ ïðåäûäóùåãî îáíîâëåíèÿ
   if flag then
   begin
-    Time_Old := Time-(Time_Delta mod 28);
+    Time_Old := Time - (Time_Delta mod 28);
     if (not wMinimized) then
     begin
-      Draw();
-      SwapBuffers();
-    end;
+      Draw;
+      sys_Repaint
+    end
   end
   else
   begin
-    Sleep(1); // release time slice, so we won't eat 100% CPU
+    sys_Delay(1) // release time slice, so we won't eat 100% CPU
   end;
 
   e_SoundUpdate();
 end;
 
-
-procedure ReDrawWindow ();
-begin
-  SwapBuffers();
-end;
-
-
-procedure g_SetVSync (vsync: Boolean);
-{$IF not DEFINED(HEADLESS)}
-var
-  v: Byte;
-{$ENDIF}
-begin
-{$IF not DEFINED(HEADLESS)}
-  if vsync then v := 1 else v := 0;
-  if (SDL_GL_SetSwapInterval(v) <> 0) then
-  begin
-    e_WriteLog('oops; can''t change vsync option, restart required', TMsgType.Warning);
-  end
-  else
-  begin
-    if vsync then e_WriteLog('VSync: ON', TMsgType.Notify) else e_WriteLog('VSync: OFF', TMsgType.Notify);
-  end;
-{$ENDIF}
-end;
-
-
-procedure InitOpenGL ();
-begin
-{$IF not DEFINED(HEADLESS)}
-  {$IFDEF USE_GLES1}
-    SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 1);
-    SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 1);
-    SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_ES);
-  {$ELSE}
-    SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 2);
-    SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 1);
-    SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8);
-    SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
-    SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);
-    SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16);
-    SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
-    SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 8); // lights; it is enough to have 1-bit stencil buffer for lighting, but...
-  {$ENDIF}
-{$ENDIF}
-end;
-
-
-function glHasExtension (const name: AnsiString): Boolean;
-var
-  exts: PChar;
-  i: Integer;
-  found: Boolean;
-  extName: ShortString;
-begin
-  result := false;
-  if (Length(name) = 0) then exit;
-  exts := glGetString(GL_EXTENSIONS);
-  if (exts = nil) then exit;
-  while (exts[0] <> #0) and (exts[0] = ' ') do Inc(exts);
-  while (exts[0] <> #0) do
-  begin
-    if gwin_dump_extensions then
-    begin
-      i := 0;
-      while (exts[i] <> #0) and (exts[i] <> ' ') do Inc(i);
-      if i > 255 then
-      begin
-        e_WriteLog('FUUUUUUUUUUUUU', TMsgType.Warning);
-      end
-      else
-      begin
-        Move(exts^, extName[1], i);
-        extName[0] := Char(i);
-        e_WriteLog(Format('EXT: %s', [extName]), TMsgType.Notify);
-      end;
-    end;
-    found := true;
-    for i := 0 to length(name)-1 do
-    begin
-      if (exts[i] = #0) then begin found := false; break; end;
-      if (exts[i] <> name[i+1]) then begin found := false; break; end;
-    end;
-    if found and ((exts[Length(name)] = #0) or (exts[Length(name)] = ' ')) then begin result := true; exit; end;
-    while (exts[0] <> #0) and (exts[0] <> ' ') do Inc(exts);
-    while (exts[0] <> #0) and (exts[0] = ' ') do Inc(exts);
-  end;
-end;
-
-
 function SDLMain (): Integer;
 var
   idx: Integer;
@@ -1132,45 +308,8 @@ begin
     end;
   end;
 
-  e_WriteLog('Initializing OpenGL', TMsgType.Notify);
-  InitOpenGL();
-
-  e_WriteLog('Creating GL window', TMsgType.Notify);
-  if not CreateGLWindow(PChar(Format('Doom 2D: Forever %s', [GAME_VERSION]))) then
-  begin
-    result := 0;
-    e_WriteLog('Unable to create GL window: ' + SDL_GetError(), TMsgType.Fatal);
-    exit;
-  end;
-
-  {EnumDisplayModes();}
-
-{$IFDEF HEADLESS}
-  //gwin_k8_enable_light_experiments := false;
-  gwin_has_stencil := false;
-  glLegacyNPOT := false;
-  gwin_dump_extensions := false;
-{$ELSE}
-  SDL_GL_GetAttribute(SDL_GL_STENCIL_SIZE, @ltmp);
-  e_LogWritefln('stencil buffer size: %s', [ltmp]);
-  gwin_has_stencil := (ltmp > 0);
-
-  if glHasExtension('GL_ARB_texture_non_power_of_two') or
-     glHasExtension('GL_OES_texture_npot') then
-  begin
-    e_WriteLog('NPOT textures: YES', TMsgType.Notify);
-    glLegacyNPOT := false;
-  end
-  else
-  begin
-    e_WriteLog('NPOT textures: NO', TMsgType.Warning);
-    glLegacyNPOT := true;
-  end;
-  gwin_dump_extensions := false;
-{$ENDIF}
-
-  Init();
-  Time_Old := GetTimer();
+  Init;
+  Time_Old := sys_GetTicks();
 
   // Êîìàíäíàÿ ñòðîêà
   if (ParamCount > 0) then g_Game_Process_Params();
@@ -1186,8 +325,6 @@ begin
   while not ProcessMessage() do begin end;
 
   Release();
-  KillGLWindow(false);
-
   result := 0;
 end;