Constrain VCA slave value to controllable range

This prevents overshoot e.g. when writing automation (and related oddities)

diff --git a/libs/ardour/slavable_automation_control.cc b/libs/ardour/slavable_automation_control.cc
index dbcce27f22dca61537099c366e592a1111a53a45..a1b9d8064d769b830c1a2876e73710ef45fcbf8c 100644 (file)
--- a/libs/ardour/slavable_automation_control.cc
+++ b/libs/ardour/slavable_automation_control.cc
@@ -108,6 +108,7 @@ SlavableAutomationControl::actually_set_value (double value, PBD::Controllable::
                                value = 0.0;
                        } else {
                                value /= masters_value;
+                               value = std::max (lower(), std::min(upper(), value));
                        }
                }
        }