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Call Plugin::initialize() for runtime preset load

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It's the plugin's responsibility to not do any realtime unsafe work here
if they support runtime preset loading.
This commit is contained in:
Robbert van der Helm 2022-05-13 14:46:25 +02:00
parent e8764e7327
commit 6fc0b2e148
2 changed files with 29 additions and 4 deletions
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16
src/wrapper/clap/wrapper.rs
View file

@ -1876,9 +1876,21 @@ impl<P: ClapPlugin> Wrapper<P> {
wrapper.notify_param_values_changed();
// TODO: Normally we'd also call initialize after deserializing state, but that's
// not guaranteed to be realtime safe. Should we do it anyways?
let bus_config = wrapper.current_bus_config.load();
let buffer_config = wrapper.current_buffer_config.load().unwrap();
let mut plugin = wrapper.plugin.write();
// FIXME: This is obviously not realtime safe, but loading presets without doing
// this could lead to inconsistencies. It's the plugin's responsibility to
// not perform any realtime-unsafe work when the initialize function is
// called a second time if it supports runtime preset loading.
permit_alloc(|| {
plugin.initialize(
&bus_config,
&buffer_config,
&mut wrapper
.make_process_context(Transport::new(buffer_config.sample_rate)),
)
});
plugin.reset();
// We'll pass the state object back to the GUI thread so deallocation can happen

17
src/wrapper/vst3/wrapper.rs
View file

@ -1278,9 +1278,22 @@ impl<P: Vst3Plugin> IAudioProcessor for Wrapper<P> {
self.inner.notify_param_values_changed();
// TODO: Normally we'd also call initialize after deserializing state, but that's
// not guaranteed to be realtime safe. Should we do it anyways?
let bus_config = self.inner.current_bus_config.load();
let buffer_config = self.inner.current_buffer_config.load().unwrap();
let mut plugin = self.inner.plugin.write();
// FIXME: This is obviously not realtime safe, but loading presets without doing
// this could lead to inconsistencies. It's the plugin's responsibility to
// not perform any realtime-unsafe work when the initialize function is
// called a second time if it supports runtime preset loading.
permit_alloc(|| {
plugin.initialize(
&bus_config,
&buffer_config,
&mut self
.inner
.make_process_context(Transport::new(buffer_config.sample_rate)),
)
});
plugin.reset();
// We'll pass the state object back to the GUI thread so deallocation can happen