while(run)
	{
		mTimer.Tick();
		CalculateFrameStats();

			//deltaT = mTimer.GetDeltaTime();
			//if(deltaT > 250) deltaT = 250;		// max 0.25 sec, for breakpoints etc.

		while(PeekMessage(&msg, 0, 0, 0, PM_REMOVE))
		{
			TranslateMessage(&msg);
			DispatchMessage(&msg);
			if(msg.message == WM_QUIT)
			{
				run = false;
				SetState(APPL_STATE::STOPPED);
			}
		}

		if(mInputManager.NeedJoypadInput())
		{
			if(!UpdatePolledRAWInput())
			{
				CLOG(ERROR, "INPUT") << error_joypad_disconnect.c_str();
				if(GetCurrentState() != APPL_STATE::PAUSED)	SetState(APPL_STATE::PAUSED);

				gXInputControllerId = GetXInputControllerId();
				if(gXInputControllerId != -1) 
				{
					SetState(GetLastState());
					CLOG(DEBUG, "INPUT") << debug_joypad_reconnect.c_str();
				}
			}
		}

		if(!ProcessUserActions()) return false;

		if(GetCurrentState() != APPL_STATE::PAUSED)
		{
			double lastFrameTime = mTimer.GetDeltaTime();
			if(lastFrameTime > 250) lastFrameTime = 250;		// max 0.25 sec, for breakpoints etc.

			accumulator += lastFrameTime;
		
			while(accumulator >= fixedUpdateTime)
			{
				if(!Update(fixedUpdateTime, mTimer.GetTotalTime()))
				{
					CLOG(FATAL, "GAMEBASE") << fatal_update_appl.c_str();
					return(int)msg.wParam;
				}
				accumulator -= fixedUpdateTime;
			
				if(!ResetRAWHIDInput()) return false;
			}

			// pass alpha to Draw to blend last and current state (using lerp) -> 2 states in meshInst class
			// Render must create 'temp' matrices, to use for drawing only
			float alpha = static_cast<float>(accumulator) / fixedUpdateTime;
			if(!Render(alpha))
			{
				CLOG(FATAL, "GAMEBASE") << fatal_render_appl.c_str();
				return(int)msg.wParam;
			}
		}
		else
		{
			Sleep(100);
		}