public Color GetColor()
{
ColorRgb color = new ColorRgb(Color.Red / PixelCount,
Color.Green / PixelCount, Color.Blue / PixelCount);
return(color.GetColor());
}
public void AddColor(ColorRgb color, int level, OctreeQuantizer parent)
{
if (level >= MaxDepth)
{
Color.Red += color.Red;
Color.Green += color.Green;
Color.Blue += color.Blue;
PixelCount += 1;
return;
}
int index = GetColorIndexForLevel(color, level);
if (_children[index] == null)
{
_children[index] = new OctreeNode(level, parent);
}
_children[index].AddColor(color, level + 1, parent);
}
public int GetColorIndexForLevel(ColorRgb color, int level) // do rozkminy
{
var index = 0;
var mask = 0x80 >> level;
if ((color.Red & mask) > 0)
{
index |= 4;
}
if ((color.Green & mask) > 0)
{
index |= 2;
}
if ((color.Blue & mask) > 0)
{
index |= 1;
}
return(index);
}
public int GetPaletteIndex(ColorRgb color, int level)
{
if (this.IsLeaf())
{
return(this.PaletteIndex);
}
int index = GetColorIndexForLevel(color, level);
if (_children[index] != null)
{
return(_children[index].GetPaletteIndex(color, level + 1));
}
else
{
foreach (var node in _children)
{
node?.GetColorIndexForLevel(color, level + 1);
}
}
return(0);
}
public int GetPalletteIndex(ColorRgb color)
{
return(Root.GetPaletteIndex(color, 0));
}
public void AddColor(ColorRgb color)
{
Root.AddColor(color, 0, this);
}