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kevinmoran/cubicSinf.h

Created October 9, 2019 15:49
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Cubic approximation of sinf(), if you only need something sinusoid-ish
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cubicSinf.h
// Source: https://www.youtube.com/watch?v=1xlCVBIF_ig
float cubicSinf(float x)
{
float t = x * 0.15915f;
t = t - (int)t;
return 20.785f * t * (t - 0.5f) * (t - 1.f);
}
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