diff options
| author | Paul Davis <paul@linuxaudiosystems.com> | 2012-07-12 21:16:20 +0000 |
|---|---|---|
| committer | Paul Davis <paul@linuxaudiosystems.com> | 2012-07-12 21:16:20 +0000 |
| commit | b1ad798b9aaa019c1c7954407fd38f47a825adae (patch) | |
| tree | cb92bf57f0986781c456a7a6d71ac32258aceec7 /libs | |
| parent | 163d4b85d1ea727202c9714217fd92dcd4cc81bf (diff) | |
break recursive loops of Plugin::parameter_changed()->Plugin::ParameterChanged()->Plugin::parameter_changed() ...
git-svn-id: svn://localhost/ardour2/branches/3.0@13036 d708f5d6-7413-0410-9779-e7cbd77b26cf
Diffstat (limited to 'libs')
| -rw-r--r-- | libs/ardour/ladspa_plugin.cc | 5 | ||||
| -rw-r--r-- | libs/ardour/lv2_plugin.cc | 7 | ||||
| -rw-r--r-- | libs/ardour/vst_plugin.cc | 4 |
3 files changed, 16 insertions, 0 deletions
diff --git a/libs/ardour/ladspa_plugin.cc b/libs/ardour/ladspa_plugin.cc index 1b3a5ea2e3..be3fefdaac 100644 --- a/libs/ardour/ladspa_plugin.cc +++ b/libs/ardour/ladspa_plugin.cc @@ -279,6 +279,11 @@ void LadspaPlugin::set_parameter (uint32_t which, float val) { if (which < _descriptor->PortCount) { + + if (get_parameter (which) == val) { + return; + } + _shadow_data[which] = (LADSPA_Data) val; #if 0 diff --git a/libs/ardour/lv2_plugin.cc b/libs/ardour/lv2_plugin.cc index f8a41c5ecd..62bd9f50ad 100644 --- a/libs/ardour/lv2_plugin.cc +++ b/libs/ardour/lv2_plugin.cc @@ -558,7 +558,14 @@ LV2Plugin::set_parameter(uint32_t which, float val) "%1 set parameter %2 to %3\n", name(), which, val)); if (which < lilv_plugin_get_num_ports(_impl->plugin)) { + + if (get_parameter (which) == val) { + return; + } + _shadow_data[which] = val; + + } else { warning << string_compose( _("Illegal parameter number used with plugin \"%1\". " diff --git a/libs/ardour/vst_plugin.cc b/libs/ardour/vst_plugin.cc index 7c31dcff10..2bbc65a34e 100644 --- a/libs/ardour/vst_plugin.cc +++ b/libs/ardour/vst_plugin.cc @@ -101,6 +101,10 @@ VSTPlugin::get_parameter (uint32_t which) const void VSTPlugin::set_parameter (uint32_t which, float val) { + if (get_parameter (which) == val) { + return; + } + _plugin->setParameter (_plugin, which, val); Plugin::set_parameter (which, val); } |