Method resonate

extlibs/soloud/src/audiosource/vizsn/soloud_vizsn.cpp:193–199

namespace SoLoud
{
	float VizsnResonator::resonate(float i)
	{
		float x = (a * i) + (b * p1) + (c * p2);
		p2 = p1;
		p1 = x;
		return x;
	}

	float VizsnResonator::antiresonate(float i)
	{