simplemovingaverage.c

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class SimpleMovingAverage<Class T>
{
 private T m_Sum = 0;
 private int m_Pointer = 0;
 private int m_Size = 0;
 private ref array<T> m_Samples = new array<T>();
 
 void SimpleMovingAverage(int pSize, T pDefaultValue = 0)
 {
 m_Size = pSize;
 
 for (int i = 0; i < m_Size; i++)
 {
 m_Samples.Insert(pDefaultValue);
 m_Sum += m_Samples[i];
 }
 }
 
 T Add(T newSample)
 {
 m_Sum = m_Sum - m_Samples[m_Pointer] + newSample;
 m_Samples[m_Pointer++] = newSample;
 if (m_Pointer == m_Size)
 {
 m_Pointer = 0;
 }
 
 return m_Sum / m_Size;
 }
}