diff options
Diffstat (limited to 'libs/surfaces/mackie/controls.cc')
| -rw-r--r-- | libs/surfaces/mackie/controls.cc | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/libs/surfaces/mackie/controls.cc b/libs/surfaces/mackie/controls.cc index 29d8d165ce..e5b8a28ab7 100644 --- a/libs/surfaces/mackie/controls.cc +++ b/libs/surfaces/mackie/controls.cc @@ -92,24 +92,33 @@ Control::set_control (boost::shared_ptr<AutomationControl> ac) void Control::set_value (float val) { - normal_ac->set_value (normal_ac->interface_to_internal (val)); + if (normal_ac) { + normal_ac->set_value (normal_ac->interface_to_internal (val)); + } } float Control::get_value () { + if (!normal_ac) { + return 0.0f; + } return normal_ac->internal_to_interface (normal_ac->get_value()); } void Control::start_touch (double when) { - return normal_ac->start_touch (when); + if (normal_ac) { + return normal_ac->start_touch (when); + } } void Control::stop_touch (double when, bool mark) { - return normal_ac->stop_touch (when, mark); + if (normal_ac) { + return normal_ac->stop_touch (when, mark); + } } |