comparison layer/TimeValueLayer.cpp @ 455:747a58d45d56

* Fix incorrect starting extents in derived note & time-value layers
  (happening when top==bottom==0 and thus recalculated from model
  extents before model is complete)

 TimeValueLayer::getDisplayExtents(float &min, float &max) const
 {
     if (!m_model || shouldAutoAlign()) return false;
 
     if (m_scaleMinimum == m_scaleMaximum) {
-        m_scaleMinimum = m_model->getValueMinimum();
-        m_scaleMaximum = m_model->getValueMaximum();
+        min = m_model->getValueMinimum();
+        max = m_model->getValueMaximum();
+        return true;
     }
 
     min = m_scaleMinimum;
     max = m_scaleMaximum;