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add new Route API ::master_send_enable_controllable() to provide generic access to a mixbus-centric control

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This commit is contained in:
Paul Davis 2016-01-29 12:58:15 -05:00
parent c6ea3515d1
commit fd291d1fa5
2 changed files with 20 additions and 0 deletions
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8
libs/ardour/ardour/route.h
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@ -567,6 +567,14 @@ class LIBARDOUR_API Route : public SessionObject, public Automatable, public Rou
*/
std::string send_name (uint32_t n) const;
/* well known control that enables/disables sending to the master bus.
*
* In Ardour, this returns null.
* In Mixbus, it will return a suitable control, or null depending on
* the route.
*/
boost::shared_ptr<AutomationControl> master_send_enable_controllable () const;
void protect_automation ();
enum {

12
libs/ardour/route.cc
View File

@ -5571,3 +5571,15 @@ Route::send_name (uint32_t n) const
}
#endif
}
boost::shared_ptr<AutomationControl>
Route::master_send_enable_controllable () const
{
#ifdef MIXBUS
boost::shared_ptr<ARDOUR::PluginInsert> plug = ch_post();
assert (plug);
return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (plug->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, port_channel_post_mstr_assign)));
#else
return boost::shared_ptr<AutomationControl>();
#endif
}