Function TimeUpdate

pcsx2/SPU2/spu2sys.cpp:317–367

static constexpr int SanityInterval = 4800;

__forceinline void TimeUpdate(u32 cClocks)
{
	u32 dClocks = cClocks - lClocks;

	// Sanity Checks:
	//  It's not totally uncommon for the IOP's clock to jump backwards a cycle or two, and in
	//  such cases we just want to ignore the TimeUpdate call.

	if (dClocks > (u32)-15)
		return;

	//  But if for some reason our clock value seems way off base (typically due to bad dma
	//  timings from PCSX2), just mix out a little bit, skip the rest, and hope the ship
	//  "rights" itself later on.

	if (dClocks > static_cast<u32>(TickInterval * SanityInterval))
	{
		if (SPU2::MsgToConsole())
			SPU2::ConLog(" * SPU2 > TimeUpdate Sanity Check (Tick Delta: %d) (PS2 Ticks: %d)\n", dClocks / TickInterval, cClocks / TickInterval);
		dClocks = TickInterval * SanityInterval;
		lClocks = cClocks - dClocks;
	}

	//Update Mixing Progress
	while (dClocks >= TickInterval)
	{
		dClocks -= TickInterval;
		lClocks += TickInterval;
		Cycles++;

		for(int c = 0; c < 2; c++)
		{
			if (Cores[c].KeyOff)
			{
				StopVoices(c, Cores[c].KeyOff);
				Cores[c].KeyOff = 0;
			}

			if (Cores[c].KeyOn)
			{
				StartVoices(c, Cores[c].KeyOn);
				Cores[c].KeyOn = 0;
			}
		}

		spu2Mix();
	}

	CheckDMAProgress(0);
	CheckDMAProgress(1);
}

__forceinline void UpdateSpdifMode()
{