public void DoAvatarPreviewOrbit(Event evt, Rect previewRect)
{
this.m_PreviewDir -= (Vector2) (((evt.delta * (!evt.shift ? ((float) 1) : ((float) 3))) / Mathf.Min(previewRect.width, previewRect.height)) * 140f);
this.m_PreviewDir.y = Mathf.Clamp(this.m_PreviewDir.y, -90f, 90f);
evt.Use();
}