Add PanControllable::get_user_string() (provide indirect access to Panner::value_as_s...

[ardour.git] / libs / panners / vbap / vbap.cc

diff --git a/libs/panners/vbap/vbap.cc b/libs/panners/vbap/vbap.cc
index df34ddd5143710dd63fa9ebd0992df2ae6b828a4..74fcde33aa5ff3a21c3cbf2aaa578c403e241fc0 100644 (file)
--- a/libs/panners/vbap/vbap.cc
+++ b/libs/panners/vbap/vbap.cc
@@ -420,7 +420,7 @@ VBAPanner::describe_parameter (Evoral::Parameter p)
 }
 
 string
-VBAPanner::value_as_string (boost::shared_ptr<AutomationControl> ac) const
+VBAPanner::value_as_string (boost::shared_ptr<const AutomationControl> ac) const
 {
         /* DO NOT USE LocaleGuard HERE */
         double val = ac->get_value();