- recurse_over_translators (context (),
- &Translator::finalize,
- &Translator_group::finalize,
- UP);
+ SCM channel_mapping = context ()->get_property ("midiChannelMapping");
+ bool use_ports = scm_is_eq (channel_mapping, ly_symbol2scm ("voice"));
+ performance_->ports_ = use_ports;
+ recurse_over_translators
+ (context (),
+ Callback0_wrapper::make_smob<Translator, &Translator::finalize> (),
+ Callback0_wrapper::make_smob<Translator_group, &Translator_group::finalize> (),
+ UP);