public static Skeleton FromStream(BinaryReader stream)
{
var bones = new Bone[stream.ReadInt32()];
var parentNames = new string[bones.Length];
Bone root = null;
for (int i = 0; i < bones.Length; i++)
{
bones[i] = new Bone();
bones[i].index = i;
bones[i].Name = stream.ReadPackString();
parentNames[i] = stream.ReadPackString();
if (parentNames[i] == "-\0")
root = bones[i];
}
if (root == null)
throw new Exception("Root bone can not be null");
var skeleton = new Skeleton();
skeleton.Init(root, bones);
for (int i = 0; i < bones.Length; i++)
{
bones[i].BaseMatrix = stream.ReadMatrix();
if (bones[i] != root)
bones[i].Parent = bones[skeleton.IndexOf(parentNames[i])];
}
foreach (Bone b in bones)
{
List<Bone> chl = new List<Bone>();
for (int i = 0; i < bones.Length; i++)
if (bones[i].Parent == b)
chl.Add(bones[i]);
b.Childrens = chl.ToArray();
}
return skeleton;
}
public void Init(Bone root, Bone[] bones)
{
Root = root;
this.bones = bones;
map = new BoneMap(bones.Length);
for (int i = 0; i < bones.Length; i++)
map.Add(bones[i].Name, i);
}