public static void UpdateCameraPosition()
{
float time = 0.3f;
Vector2 branchPos2D = new Vector2();
Vector3 branchPos = STLevel.GetRootNode().activeNode.transform.position;
branchPos2D.x = branchPos.x;
branchPos2D.y = branchPos.y;
float maxBranchLength = STLevel.GetBranchSize();
STScene.Instance().moveCamera(branchPos2D, maxBranchLength, time);
}