ardour/livetrax
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IOPlug: implement reset to default values

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This commit is contained in:
Robin Gareus 2023-10-31 07:41:23 +01:00
parent 49abbe5777
commit 6dd1ad24ab
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
2 changed files with 52 additions and 2 deletions
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4
libs/ardour/ardour/io_plug.h
View File

@ -88,8 +88,8 @@ public:
std::shared_ptr<ReadOnlyControl> control_output (uint32_t) const;
bool reset_parameters_to_default () { return false;}
bool can_reset_all_parameters () { return false; }
bool reset_parameters_to_default ();
bool can_reset_all_parameters ();
virtual bool provides_stats () const { return true; }
virtual bool get_stats (PBD::microseconds_t&, PBD::microseconds_t&, double&, double&) const;

50
libs/ardour/io_plug.cc
View File

@ -598,6 +598,56 @@ IOPlug::direct_feeds_according_to_reality (std::shared_ptr<GraphNode> node, bool
/* ****************************************************************************/
bool
IOPlug::can_reset_all_parameters ()
{
bool all = true;
uint32_t params = 0;
for (uint32_t par = 0; par < _plugin->parameter_count(); ++par) {
bool ok=false;
const uint32_t cid = _plugin->nth_parameter (par, ok);
if (!ok || !_plugin->parameter_is_input(cid)) {
continue;
}
++params;
}
return all && (params > 0);
}
bool
IOPlug::reset_parameters_to_default ()
{
bool all = true;
for (uint32_t par = 0; par < _plugin->parameter_count(); ++par) {
bool ok=false;
const uint32_t cid = _plugin->nth_parameter (par, ok);
if (!ok || !_plugin->parameter_is_input(cid)) {
continue;
}
const float dflt = _plugin->default_value (cid);
const float curr = _plugin->get_parameter (cid);
if (dflt == curr) {
continue;
}
std::shared_ptr<AutomationControl> ac = std::dynamic_pointer_cast<AutomationControl>(control (Evoral::Parameter(PluginAutomation, 0, cid)));
if (!ac) {
continue;
}
ac->set_value (dflt, Controllable::NoGroup);
}
return all;
}
/* ****************************************************************************/
IOPlug::PluginControl::PluginControl (IOPlug* p,
Evoral::Parameter const& param,
ParameterDescriptor const& desc)