Function FCEUD_Update

src/drivers/win/main.cpp:1030–1099

Update the game and gamewindow with a new frame

// Update the game and gamewindow with a new frame
void FCEUD_Update(uint8 *XBuf, int32 *Buffer, int Count)
{
	win_SoundSetScale(fps_scale); //If turboing and mute turbo is true, bypass this

	//write all the sound we generated.
	if(soundo && Buffer && Count && !(muteTurbo && turbo)) {
		win_SoundWriteData(Buffer,Count); //If turboing and mute turbo is true, bypass this
	}

	//blit the framebuffer
	if(XBuf)
		FCEUD_BlitScreen(XBuf);

	//update debugging displays
	_updateWindow();
	// update TAS Editor
	updateTASEditor();

	extern bool JustFrameAdvanced;

	//MBG TODO - think about this logic
	//throttle

	bool throttle = true;
	if( (eoptions&EO_NOTHROTTLE) )
	{
		if(!soundo) throttle = false;
	}

	if(throttle)  //if throttling is enabled..
		if(!turbo) //and turbo is disabled..
			if(!FCEUI_EmulationPaused()
				||JustFrameAdvanced
				)
				//then throttle
				while(SpeedThrottle()) {
					FCEUD_UpdateInput();
					_updateWindow();
				}


	//sleep just to be polite
	if(!JustFrameAdvanced && FCEUI_EmulationPaused()) {
		Sleep(50);
	}

	//while(EmulationPaused==1 && inDebugger)
	//{
	//	Sleep(50);
	//	BlockingCheck();
	//	FCEUD_UpdateInput(); //should this update the CONTROLS??? or only the hotkeys etc?
	//}

	////so, we're not paused anymore.

	////something of a hack, but straightforward:
	////if we were paused, but not in the debugger, then unpause ourselves and step.
	////this is so that the cpu won't cut off execution due to being paused, but the debugger _will_