public MelFilter2(double center, double delta, double[] melPoints)
{
var lastIndex = 0;
var firstIndex = melPoints.Length;
var left = center - delta;
var right = center + delta;
var heights = new double[melPoints.Length];
for (var i = 0; i < heights.Length; ++i)
{
if (left < melPoints[i] && melPoints[i] <= center)
{
heights[i] = (melPoints[i] - left) / (center - left);
firstIndex = Math.Min(i, firstIndex);
lastIndex = i;
}
if (center < melPoints[i] && melPoints[i] < right)
{
heights[i] = (right - melPoints[i]) / (right - center);
lastIndex = i;
}
}
_offset = firstIndex;
_weights = Java.CopyOfRange(heights, firstIndex, lastIndex + 1);
}
