public void ReduceColorsCount(IOctreeNode nodeToReduce, Color avgFamilyColor)
{
if (nodes.Values.Contains(nodeToReduce))
{
int key = 0;
foreach (var node in nodes)
{
if (node.Value == nodeToReduce)
{
key = node.Key;
break;
}
}
nodes[key] = new OctreeLeaf(nodeToReduce.GetAvgColor(), nodeToReduce.GetColorPixelsCount(), Index + 1);
BestColorFamilyToReduce = null;
foreach (IOctreeNode octreeNode in nodes.Values)
{
SetBestColorFamilyToReduce(octreeNode.BestColorFamilyToReduce);
}
SetBestColorFamilyToReduce(this);
}
else
{
int nodeKey = GetNodeKeyForColor(avgFamilyColor);
nodes[nodeKey].ReduceColorsCount(nodeToReduce, avgFamilyColor);
BestColorFamilyToReduce = null;
foreach (IOctreeNode octreeNode in nodes.Values)
{
SetBestColorFamilyToReduce(octreeNode.BestColorFamilyToReduce);
}
}
}
public void ReduceColorsCount(int limit)
{
while (ColorsCount > limit)
{
if (root == root.BestColorFamilyToReduce)
{
ColorsCount = 1;
root = new OctreeLeaf(root.GetAvgColor(), root.GetColorPixelsCount(), 0);
return;
}
else
{
ColorsCount -= (root.BestColorFamilyToReduce.GetColorsCount() - 1);
root.ReduceColorsCount(root.BestColorFamilyToReduce, root.BestColorFamilyToReduce.GetAvgColor());
}
}
}
private void SetBestColorFamilyToReduce(IOctreeNode newFamily)
{
if (newFamily == null)
{
return;
}
if (BestColorFamilyToReduce == null || BestColorFamilyToReduce.Index < newFamily.Index)
{
BestColorFamilyToReduce = newFamily;
}
else if (newFamily.Index == BestColorFamilyToReduce.Index)
{
if (newFamily.GetColorPixelsCount() < BestColorFamilyToReduce.GetColorPixelsCount())
{
BestColorFamilyToReduce = newFamily;
}
}
}