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Completely reword the audio IO layout system

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Instead of a VST3-style polling function to test if a plugin supports a
certain layout, the plugin now explicitly enumerates the supported
layouts. This aligns better with non-VST3 plugin formats.
This commit is contained in:
Robbert van der Helm
2023-02-20 16:57:32 +01:00
parent 36c48157db
commit e8fd18ab80
32 changed files with 972 additions and 838 deletions
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39
plugins/crossover/src/lib.rs
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@@ -166,22 +166,24 @@ impl Plugin for Crossover {
const VERSION: &'static str = env!("CARGO_PKG_VERSION");
const DEFAULT_INPUT_CHANNELS: u32 = NUM_CHANNELS;
const DEFAULT_OUTPUT_CHANNELS: u32 = NUM_CHANNELS;
const AUDIO_IO_LAYOUTS: &'static [AudioIOLayout] = &[AudioIOLayout {
main_input_channels: NonZeroU32::new(NUM_CHANNELS),
main_output_channels: NonZeroU32::new(NUM_CHANNELS),
const DEFAULT_AUX_OUTPUTS: Option<AuxiliaryIOConfig> = Some(AuxiliaryIOConfig {
// Two to five of these busses will be used at a time
num_busses: 5,
num_channels: NUM_CHANNELS,
});
aux_input_ports: &[],
// Two to five of these ports will be used at a time
aux_output_ports: &[new_nonzero_u32(NUM_CHANNELS); 5],
const PORT_NAMES: PortNames = PortNames {
main_input: None,
// We won't output any sound here
main_output: Some("The Void"),
aux_inputs: None,
aux_outputs: Some(&["Band 1", "Band 2", "Band 3", "Band 4", "Band 5"]),
};
names: PortNames {
layout: Some("Up to five bands"),
main_input: None,
// We won't output any sound here
main_output: Some("The Void"),
aux_inputs: &[],
aux_outputs: &["Band 1", "Band 2", "Band 3", "Band 4", "Band 5"],
},
}];
type SysExMessage = ();
type BackgroundTask = ();
@@ -190,16 +192,9 @@ impl Plugin for Crossover {
self.params.clone()
}
fn accepts_bus_config(&self, config: &BusConfig) -> bool {
// Only do stereo
config.num_input_channels == NUM_CHANNELS
&& config.num_output_channels == NUM_CHANNELS
&& config.aux_output_busses.num_channels == NUM_CHANNELS
}
fn initialize(
&mut self,
_bus_config: &BusConfig,
_audio_io_layout: &AudioIOLayout,
buffer_config: &BufferConfig,
context: &mut impl InitContext<Self>,
) -> bool {