private Int64 GetColorBucketIndex(Color color)
{
Single normalizedDistance = 0.0f;
Single componentA, componentB, componentC;
switch (ColorModel)
{
case ColorModel.RedGreenBlue: normalizedDistance = NormalizedDistanceRGB; break;
case ColorModel.HueSaturationLuminance: normalizedDistance = NormalizedDistanceHSL; break;
case ColorModel.LabColorSpace: normalizedDistance = NormalizedDistanceLab; break;
}
ColorModelHelper.GetColorComponents(ColorModel, color, out componentA, out componentB, out componentC);
Single distance = componentA * componentA + componentB * componentB + componentC * componentC;
Single normalized = distance * normalizedDistance * MaximalDistance;
Int64 resultHash = (Int64)normalized / bucketSize;
return(resultHash);
}
