// Like Unity's Update(), but only called on active pointers,
// and called at a well-defined time.
// Called from our manager.
public void UpdatePointer()
{
UnityEngine.Profiling.Profiler.BeginSample("PointerScript.UpdatePointer");
if (m_CurrentLine != null)
{
// Non-preview mode: Update line with new pointer position
UpdateLineFromObject();
}
else if (m_PreviewLineEnabled && m_CurrentBrush != null)
{
// Preview mode: Create a preview line if we need one but don't have one
if (m_AllowPreviewLine && m_PreviewLine == null)
{
m_AllowPreviewLineTimer -= Time.deltaTime;
if (m_AllowPreviewLineTimer <= 0.0f)
{
CreatePreviewLine();
}
}
if (m_PreviewLine != null)
{
// For most brushes, we control the rebuilding of the preview brush,
// since we have the necessary timing information and the brush doesn't.
if (m_PreviewLine.AlwaysRebuildPreviewBrush())
{
RebuildPreviewLine();
}
else
{
m_PreviewLine.DecayBrush();
m_PreviewLine.UpdatePosition_LS(GetTransformForLine(m_PreviewLine.transform), 1f);
}
// Always update preview brush after each frame
m_PreviewLine.ApplyChangesToVisuals();
}
}
m_PreviousPosition = transform.position;
UnityEngine.Profiling.Profiler.EndSample();
}
