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remove vec allocation from plugin callback

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This commit is contained in:
🪞👃🪞 2024-07-06 21:03:36 +03:00
parent 828436745c
commit 672d81f353
5 changed files with 150 additions and 116 deletions
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13
src/model/plugin.rs
View file

@ -40,9 +40,14 @@ impl Plugin {
}
pub fn process (&mut self, _: &Client, scope: &ProcessScope) -> Control {
match self.plugin.as_mut() {
Some(PluginKind::LV2(LV2Plugin { features, ref mut instance, .. })) => {
Some(PluginKind::LV2(LV2Plugin {
features,
ref mut instance,
ref mut input_buffer,
..
})) => {
let urid = features.midi_urid();
let mut inputs = vec![];
input_buffer.clear();
for port in self.ports.midi_ins.values() {
let mut atom = ::livi::event::LV2AtomSequence::new(
&features,
@ -58,7 +63,7 @@ impl Plugin {
_ => {}
}
}
inputs.push(atom);
input_buffer.push(atom);
}
let mut outputs = vec![];
for _ in self.ports.midi_outs.iter() {
@ -69,7 +74,7 @@ impl Plugin {
}
let ports = ::livi::EmptyPortConnections::new()
.with_atom_sequence_inputs(
inputs.iter()
input_buffer.iter()
)
.with_atom_sequence_outputs(
outputs.iter_mut()

26
src/model/plugin/lv2.rs
View file

@ -1,18 +1,29 @@
use crate::core::*;
use ::livi::{
World,
Instance,
Plugin,
Features,
FeaturesBuilder,
Port,
event::LV2AtomSequence,
};
pub struct LV2Plugin {
pub world: ::livi::World,
pub instance: ::livi::Instance,
pub plugin: ::livi::Plugin,
pub features: Arc<::livi::Features>,
pub port_list: Vec<::livi::Port>,
pub world: World,
pub instance: Instance,
pub plugin: Plugin,
pub features: Arc<Features>,
pub port_list: Vec<Port>,
pub input_buffer: Vec<LV2AtomSequence>
}
impl LV2Plugin {
pub fn new (uri: &str) -> Usually<Self> {
// Get 1st plugin at URI
let world = ::livi::World::with_load_bundle(&uri);
let features = ::livi::FeaturesBuilder { min_block_length: 1, max_block_length: 65536 };
let world = World::with_load_bundle(&uri);
let features = FeaturesBuilder { min_block_length: 1, max_block_length: 65536 };
let features = world.build_features(features);
let mut plugin = None;
for p in world.iter_plugins() {
@ -39,6 +50,7 @@ impl LV2Plugin {
},
plugin,
features,
input_buffer: Vec::with_capacity(1024)
})
}
}