public override void AutoAdjust(LightFilter filter, ColorMap <Vector3> map)
{
const int maxValue = 1023;
var h = map.GetHistogram(maxValue);
var wcenter = h.FindWeightCenter(Vector3.Zero, Vector3.One);
var wcenterf = (wcenter - filter.MinIn) / (filter.MaxIn - filter.MinIn);
var contrast = Log(new Vector3(0.5f), wcenterf) + new Vector3(0.5f);
//f.Contrast = f.Contrast.Average();
// h.Transform((index, value, comp) => (int)(1023 * Math.Pow(index / 1023f, _contrast[comp])));
Vector3 max;
Vector3 min;
h.FindMinMax(out min, out max, 0.005f, 0.001f);
//min = new Vector3(min.MinComponent());
//max = new Vector3(max.MaxComponent());
filter.Set(min, max, Vector3.Zero, Vector3.One, contrast);
}