internal int GetPaletteIndex(Color32* pixel,int level)
{
int pindex = paletteIndex;
if (!Leaf)
{
int shift = 7 - level;
int index = ((pixel->Red & mask[level]) >> (shift - 2)) |
((pixel->Green & mask[level]) >> (shift - 1)) |
((pixel->Blue & mask[level]) >> (shift));
OcTreeNode child = Children[index];
if (child != null)
{
child.GetPaletteIndex(pixel, level + 1);
}
else
throw new Exception("����Ԥ�ϵ����鷢����!");
}
return pindex;
}