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#[cfg(test)]
mod tests;
mod values;
use crate::{
midi::state::MidiState,
storage::asset::midi_controller::{MidiOutputBindingKind, MidiValueSource},
};
use gled_model::asset::midi_controller::normalize_controller_key;
use midir::MidiOutputConnection;
use super::{MidiRuntimeSnapshot, RuntimeControllerKey, runtime_test_execution_state, scene_state};
use values::{
beat_range_contains, binary_output_value, blackout_output_active, scale_to_range,
value_for_distributed_scene_index,
};
pub(super) fn send_output_from_snapshot(
snapshot: &MidiRuntimeSnapshot,
port_name: &str,
state: &MidiState,
connection: &mut MidiOutputConnection,
last_sent_outputs: &mut std::collections::HashMap<(u8, u8), u8>,
last_input_values: &std::collections::HashMap<(u8, u8), u8>,
) -> bool {
let mappings_by_controller = &snapshot.mappings_by_controller;
let normalized_port_name = normalize_controller_key(port_name);
let mut sent_any = false;
// Send normal routed outputs
for (controller_key, mapping) in mappings_by_controller {
let routed_to_port = matches!(
controller_key,
RuntimeControllerKey::PortName(name)
if name == port_name || normalize_controller_key(name) == normalized_port_name
);
if !routed_to_port {
continue;
}
let effective_mapping = &mapping.mapping;
for binding in &effective_mapping.output_bindings {
match &binding.kind {
MidiOutputBindingKind::Value(output) => {
let midi_value = match output.source {
MidiValueSource::SelectedSceneOpacity => {
scale_to_range(state.selected_scene_opacity, output.min, output.max)
}
MidiValueSource::SelectedSceneDistributed => {
let value = last_input_values
.get(&(output.status, output.data1))
.copied()
.unwrap_or_else(|| {
let scene_count = snapshot.scene_locations_row_major.len();
let selected_index = snapshot
.scene_locations_row_major
.iter()
.position(|location| {
*location == state.selected_scene_location
})
.unwrap_or(0);
value_for_distributed_scene_index(selected_index, scene_count)
});
scale_to_range(f32::from(value) / 127.0, output.min, output.max)
}
MidiValueSource::SelectedSceneInputDimmer => scale_to_range(
state.selected_scene_input_dimmer,
output.min,
output.max,
),
MidiValueSource::SelectedSceneBeatOffset => {
scale_to_range(state.selected_scene_beat_offset, output.min, output.max)
}
MidiValueSource::SelectedSceneIgnoreMainDimmer => binary_output_value(
state.selected_scene_ignore_main_dimmer,
output.active_value,
),
MidiValueSource::SelectedSceneSetOffsetOnFlash => binary_output_value(
state.selected_scene_set_offset_on_flash,
output.active_value,
),
MidiValueSource::MainDimmer => {
scale_to_range(state.main_dimmer, output.min, output.max)
}
MidiValueSource::BeatFlankPulse {
start_beat,
end_beat,
blackout_blink_value,
} => {
if state.blackout {
if let Some(blink_value) = blackout_blink_value {
let bps = (state.beats_per_minute / 60.0).max(f32::EPSILON);
let elapsed = state.beat_progression / bps;
if (elapsed * 4.0).rem_euclid(1.0) < 0.5 {
blink_value
} else {
0
}
} else {
0
}
} else {
binary_output_value(
beat_range_contains(
state.beat_progression.rem_euclid(4.0),
start_beat,
end_beat,
),
output.active_value,
)
}
}
MidiValueSource::Blackout { inverted, blink } => binary_output_value(
blackout_output_active(state, inverted, blink),
output.active_value,
),
MidiValueSource::SceneOpacity { ref target } => scale_to_range(
scene_state::scene_opacity(state, target),
output.min,
output.max,
),
MidiValueSource::SceneInputDimmer { ref target } => scale_to_range(
scene_state::scene_input_dimmer(state, target),
output.min,
output.max,
),
MidiValueSource::SceneBeatOffset { ref target } => scale_to_range(
scene_state::scene_beat_offset(state, target),
output.min,
output.max,
),
MidiValueSource::SceneIgnoreMainDimmer { ref target } => {
binary_output_value(
scene_state::scene_ignore_main_dimmer(state, target),
output.active_value,
)
}
MidiValueSource::SceneSetOffsetOnFlash { ref target } => {
binary_output_value(
scene_state::scene_set_offset_on_flash(state, target),
output.active_value,
)
}
MidiValueSource::SceneActive { ref target } => binary_output_value(
scene_state::scene_is_active(state, target),
output.active_value,
),
MidiValueSource::SceneFlashed { ref target } => binary_output_value(
scene_state::scene_is_flashed(state, target),
output.active_value,
),
MidiValueSource::SceneEffectSettingF32 {
ref target,
effect_index,
setting_index,
} => scale_to_range(
scene_state::scene_effect_setting_f32(
state,
target,
effect_index as usize,
setting_index as usize,
),
output.min,
output.max,
),
MidiValueSource::SceneEffectOpacity {
ref target,
effect_index,
} => scale_to_range(
scene_state::scene_effect_opacity(state, target, effect_index as usize),
output.min,
output.max,
),
MidiValueSource::SceneEffectColorShift {
ref target,
effect_index,
} => scale_to_range(
scene_state::scene_effect_color_shift(
state,
target,
effect_index as usize,
),
output.min,
output.max,
),
MidiValueSource::SceneEffectBeatProgression {
ref target,
effect_index,
} => scale_to_range(
scene_state::scene_effect_beat_progression(
state,
target,
effect_index as usize,
),
output.min,
output.max,
),
MidiValueSource::SceneEffectBeatOffset {
ref target,
effect_index,
} => scale_to_range(
scene_state::scene_effect_beat_offset(
state,
target,
effect_index as usize,
),
output.min,
output.max,
),
MidiValueSource::SceneEffectSpeedExponent {
ref target,
effect_index,
} => scale_to_range(
scene_state::scene_effect_speed_exponent(
state,
target,
effect_index as usize,
),
output.min,
output.max,
),
MidiValueSource::SceneEffectLayout {
ref target,
effect_index,
} => scale_to_range(
scene_state::scene_effect_layout(state, target, effect_index as usize),
output.min,
output.max,
),
};
if send_if_changed(
connection,
last_sent_outputs,
output.status,
output.data1,
midi_value,
"generic midi value output",
) {
sent_any = true;
}
}
MidiOutputBindingKind::SceneColorValue(output) => {
let (target, scene_color) = match output.source {
crate::storage::asset::midi_controller::MidiColorSource::SceneColor {
ref target,
} => (target, scene_state::scene_color(state, target)),
};
let Some(active_mapping) = effective_mapping
.color_mappings
.iter()
.find(|named| named.name == output.mapping_name)
else {
continue;
};
let selected_map = if scene_state::scene_is_flashed(state, target) {
&active_mapping.flashed
} else if scene_state::scene_is_active(state, target) {
&active_mapping.active
} else {
&active_mapping.inactive
};
let message = selected_map.message_for_color(scene_color);
if send_if_changed(
connection,
last_sent_outputs,
output.status,
output.data1,
message.value,
"scene color midi value output",
) {
sent_any = true;
}
}
}
}
}
// Send active test outputs if test device is selected for this port
{
let exec_state = runtime_test_execution_state()
.lock()
.expect("test execution state lock poisoned");
if let Some(test_port) = &exec_state.selected_test_device {
let test_port_normalized = normalize_controller_key(test_port);
let current_port_normalized = normalize_controller_key(port_name);
let is_test_port =
test_port == port_name || test_port_normalized == current_port_normalized;
if is_test_port {
for ((status, data1), value) in &exec_state.active_outputs {
if send_if_changed(
connection,
last_sent_outputs,
*status,
*data1,
*value,
"test device output",
) {
sent_any = true;
}
}
}
}
}
sent_any
}
fn send_if_changed(
connection: &mut MidiOutputConnection,
last_sent_outputs: &mut std::collections::HashMap<(u8, u8), u8>,
status: u8,
data1: u8,
value: u8,
label: &str,
) -> bool {
let key = (status, data1);
if last_sent_outputs.get(&key).copied() == Some(value) {
return false;
}
if let Err(err) = connection.send(&[status, data1, value]) {
tracing::error!("Could not send {label}: {err:?}");
return false;
}
last_sent_outputs.insert(key, value);
true
}