// void SCR_UpdateScreen (void);
// This is called every frame, and can also be called explicitly to flush
// text to the screen.
//
// WARNING: be very careful calling this from elsewhere, because the refresh
// needs almost the entire 256k of stack space!
public static void UpdateScreen()
{
if (BlockDrawing || !_IsInitialized || _InUpdate)
{
return;
}
_InUpdate = true;
try
{
if (MainForm.Instance != null)
{
if ((MainForm.Instance.VSync == VSyncMode.On) != Vid.Wait)
{
MainForm.Instance.VSync = (Vid.Wait ? VSyncMode.On : VSyncMode.Off);
}
}
_VidDef.numpages = 2 + (int)_glTripleBuffer.Value;
CopyTop = false;
_CopyEverything = false;
if (IsDisabledForLoading)
{
if ((Host.RealTime - _DisabledTime) > 60)
{
IsDisabledForLoading = false;
Con.Print("Load failed.\n");
}
else
{
return;
}
}
if (!Con.IsInitialized)
{
return; // not initialized yet
}
BeginRendering();
//
// determine size of refresh window
//
if (_OldFov != _Fov.Value)
{
_OldFov = _Fov.Value;
_VidDef.recalc_refdef = true;
}
if (_OldScreenSize != _ViewSize.Value)
{
_OldScreenSize = _ViewSize.Value;
_VidDef.recalc_refdef = true;
}
if (_VidDef.recalc_refdef)
{
CalcRefdef();
}
//
// do 3D refresh drawing, and then update the screen
//
SetUpToDrawConsole();
View.RenderView();
Set2D();
//
// draw any areas not covered by the refresh
//
Scr.TileClear();
if (_DrawDialog)
{
Sbar.Draw();
Drawer.FadeScreen();
DrawNotifyString();
_CopyEverything = true;
}
else if (_DrawLoading)
{
DrawLoading();
Sbar.Draw();
}
else if (Client.cl.intermission == 1 && Key.Destination == keydest_t.key_game)
{
Sbar.IntermissionOverlay();
}
else if (Client.cl.intermission == 2 && Key.Destination == keydest_t.key_game)
{
Sbar.FinaleOverlay();
CheckDrawCenterString();
}
else
{
if (View.Crosshair > 0)
{
Drawer.DrawCharacter(_VRect.x + _VRect.width / 2, _VRect.y + _VRect.height / 2, '+');
}
DrawRam();
DrawNet();
DrawTurtle();
DrawPause();
CheckDrawCenterString();
Sbar.Draw();
DrawConsole();
Menu.Draw();
}
View.UpdatePalette();
EndRendering();
}
finally
{
_InUpdate = false;
}
}