Function stspeedy_sqrtf

src/Sato/stMath.cpp:55–65

might use JMAFastSqrt instead, who knows

// might use JMAFastSqrt instead, who knows
float stspeedy_sqrtf(register float x)
{
    register float recip;

    if (x > 0.0f)
    {
        __asm { frsqrte recip, x }
        return recip * x;
    }
    return x;
}

float stLength2(float x, float z)
{