public void AddColor(Color color, int level, OctreeQuantizer parent) //level - depth level
{
// if this node is a leaf, then increase a color amount, and pixel presence
if (level == 8)
{
red += color.R;
green += color.G;
blue += color.B;
pixelCount++;
}
else if (level < 8) // otherwise goes one level deeper
{
// calculates an index for the next sub-branch
int index = GetColorIndexAtLevel(color, level); //current level
// if that branch doesn't exist, grows it
if (nodes[index] == null)
{
nodes[index] = new OctreeNode(level, parent);
}
// adds a color to that branch
nodes[index].AddColor(color, level + 1, parent);
}
}
public OctreeNode(int level, OctreeQuantizer parent) //level - level of parent
{
nodes = new OctreeNode[8];
if (level < 7)
{
parent.AddLevelNode(level, this);
}
}