//plus distance of each joint of 2 bones.
public static Double Bone_Compare(BoneKeyData bkd0, BoneKeyData bkd1)
{
double an = new double();
an = bkd0.PrevJoint.DistanceTo(bkd1.PrevJoint);
an += bkd0.NextJoint.DistanceTo(bkd1.NextJoint);
return(an);
}
public static void Bone_Normalized(ref BoneKeyData bkd, float changing_parameters)
{
bkd.NextJoint *= changing_parameters;
bkd.PrevJoint *= changing_parameters;
}