private void Prepare(int length)
{
m_length = length;
m_bitcount = (int)System.Math.Floor(System.Math.Log(length) / System.Math.Log(2) + 0.5);
m_brlookup = new BitReversedLUT(m_bitcount);
m_tlookup = new TrigonometricLUT(m_bitcount);
if ((1L << m_bitcount) != length)
{
throw new Exception("Invalid length - must be power of 2");
}
// allocate our buffer
m_data = new double[length];
}
private void Prepare(int length)
{
m_length = length;
m_bitcount = (int)System.Math.Floor(System.Math.Log(length) / System.Math.Log(2) + 0.5);
m_brlookup = new BitReversedLUT(m_bitcount);
m_tlookup = new TrigonometricLUT(m_bitcount);
if((1L << m_bitcount) != length)
{
throw new Exception("Invalid length - must be power of 2");
}
// allocate our buffer
m_data = new double[length];
}