577 lines
19 KiB
Rust
577 lines
19 KiB
Rust
use std::sync::atomic::{AtomicBool, AtomicI64, AtomicU32, AtomicU64, Ordering};
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use std::sync::Arc;
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use std::time::Duration;
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use clap::Parser;
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use doux::EngineMetrics;
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use eframe::NativeOptions;
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use egui_ratatui::RataguiBackend;
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use ratatui::Terminal;
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use soft_ratatui::embedded_graphics_unicodefonts::{
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mono_10x20_atlas, mono_6x13_atlas, mono_6x13_bold_atlas, mono_6x13_italic_atlas,
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mono_7x13_atlas, mono_7x13_bold_atlas, mono_7x13_italic_atlas, mono_8x13_atlas,
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mono_8x13_bold_atlas, mono_8x13_italic_atlas, mono_9x15_atlas, mono_9x15_bold_atlas,
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mono_9x18_atlas, mono_9x18_bold_atlas,
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};
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use soft_ratatui::{EmbeddedGraphics, SoftBackend};
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use cagire::app::App;
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use cagire::engine::{
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build_stream, spawn_sequencer, AnalysisHandle, AudioStreamConfig, LinkState, MidiCommand,
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ScopeBuffer, SequencerConfig, SequencerHandle, SpectrumBuffer,
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};
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use cagire::input::{handle_key, InputContext, InputResult};
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use cagire::input_egui::convert_egui_events;
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use cagire::settings::Settings;
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use cagire::state::audio::RefreshRate;
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use cagire::views;
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use crossbeam_channel::Receiver;
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#[derive(Parser)]
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#[command(name = "cagire-desktop", about = "Cagire desktop application")]
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struct Args {
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#[arg(short, long)]
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samples: Vec<std::path::PathBuf>,
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#[arg(short, long)]
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output: Option<String>,
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#[arg(short, long)]
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input: Option<String>,
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#[arg(short, long)]
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channels: Option<u16>,
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#[arg(short, long)]
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buffer: Option<u32>,
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}
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#[derive(Clone, Copy, PartialEq)]
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enum FontChoice {
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Size6x13,
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Size7x13,
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Size8x13,
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Size9x15,
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Size9x18,
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Size10x20,
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}
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impl FontChoice {
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fn from_setting(s: &str) -> Self {
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match s {
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"6x13" => Self::Size6x13,
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"7x13" => Self::Size7x13,
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"9x15" => Self::Size9x15,
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"9x18" => Self::Size9x18,
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"10x20" => Self::Size10x20,
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_ => Self::Size8x13,
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}
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}
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fn to_setting(self) -> &'static str {
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match self {
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Self::Size6x13 => "6x13",
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Self::Size7x13 => "7x13",
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Self::Size8x13 => "8x13",
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Self::Size9x15 => "9x15",
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Self::Size9x18 => "9x18",
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Self::Size10x20 => "10x20",
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}
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}
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fn label(self) -> &'static str {
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match self {
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Self::Size6x13 => "6x13 (Compact)",
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Self::Size7x13 => "7x13",
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Self::Size8x13 => "8x13 (Default)",
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Self::Size9x15 => "9x15",
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Self::Size9x18 => "9x18",
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Self::Size10x20 => "10x20 (Large)",
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}
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}
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const ALL: [Self; 6] = [
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Self::Size6x13,
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Self::Size7x13,
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Self::Size8x13,
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Self::Size9x15,
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Self::Size9x18,
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Self::Size10x20,
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];
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}
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type TerminalType = Terminal<RataguiBackend<EmbeddedGraphics>>;
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fn create_terminal(font: FontChoice) -> TerminalType {
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let (regular, bold, italic) = match font {
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FontChoice::Size6x13 => (
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mono_6x13_atlas(),
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Some(mono_6x13_bold_atlas()),
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Some(mono_6x13_italic_atlas()),
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),
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FontChoice::Size7x13 => (
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mono_7x13_atlas(),
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Some(mono_7x13_bold_atlas()),
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Some(mono_7x13_italic_atlas()),
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),
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FontChoice::Size8x13 => (
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mono_8x13_atlas(),
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Some(mono_8x13_bold_atlas()),
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Some(mono_8x13_italic_atlas()),
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),
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FontChoice::Size9x15 => (mono_9x15_atlas(), Some(mono_9x15_bold_atlas()), None),
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FontChoice::Size9x18 => (mono_9x18_atlas(), Some(mono_9x18_bold_atlas()), None),
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FontChoice::Size10x20 => (mono_10x20_atlas(), None, None),
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};
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let soft = SoftBackend::<EmbeddedGraphics>::new(80, 24, regular, bold, italic);
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Terminal::new(RataguiBackend::new("cagire", soft)).expect("terminal")
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}
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struct CagireDesktop {
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app: App,
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terminal: TerminalType,
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link: Arc<LinkState>,
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sequencer: Option<SequencerHandle>,
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playing: Arc<AtomicBool>,
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nudge_us: Arc<AtomicI64>,
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lookahead_ms: Arc<AtomicU32>,
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metrics: Arc<EngineMetrics>,
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scope_buffer: Arc<ScopeBuffer>,
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spectrum_buffer: Arc<SpectrumBuffer>,
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audio_sample_pos: Arc<AtomicU64>,
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sample_rate_shared: Arc<AtomicU32>,
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_stream: Option<cpal::Stream>,
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_analysis_handle: Option<AnalysisHandle>,
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midi_rx: Receiver<MidiCommand>,
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current_font: FontChoice,
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mouse_x: Arc<AtomicU32>,
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mouse_y: Arc<AtomicU32>,
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mouse_down: Arc<AtomicU32>,
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}
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impl CagireDesktop {
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fn new(cc: &eframe::CreationContext<'_>, args: Args) -> Self {
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let settings = Settings::load();
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let link = Arc::new(LinkState::new(settings.link.tempo, settings.link.quantum));
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if settings.link.enabled {
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link.enable();
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}
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let playing = Arc::new(AtomicBool::new(true));
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let nudge_us = Arc::new(AtomicI64::new(0));
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let mut app = App::new();
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app.playback
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.queued_changes
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.push(cagire::state::StagedChange {
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change: cagire::engine::PatternChange::Start {
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bank: 0,
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pattern: 0,
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},
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quantization: cagire::model::LaunchQuantization::Immediate,
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sync_mode: cagire::model::SyncMode::Reset,
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});
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app.audio.config.output_device = args.output.or(settings.audio.output_device);
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app.audio.config.input_device = args.input.or(settings.audio.input_device);
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app.audio.config.channels = args.channels.unwrap_or(settings.audio.channels);
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app.audio.config.buffer_size = args.buffer.unwrap_or(settings.audio.buffer_size);
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app.audio.config.max_voices = settings.audio.max_voices;
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app.audio.config.lookahead_ms = settings.audio.lookahead_ms;
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app.audio.config.sample_paths = args.samples;
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app.audio.config.refresh_rate = RefreshRate::from_fps(settings.display.fps);
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app.ui.runtime_highlight = settings.display.runtime_highlight;
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app.audio.config.show_scope = settings.display.show_scope;
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app.audio.config.show_spectrum = settings.display.show_spectrum;
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app.ui.show_completion = settings.display.show_completion;
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let metrics = Arc::new(EngineMetrics::default());
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let scope_buffer = Arc::new(ScopeBuffer::new());
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let spectrum_buffer = Arc::new(SpectrumBuffer::new());
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let audio_sample_pos = Arc::new(AtomicU64::new(0));
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let sample_rate_shared = Arc::new(AtomicU32::new(44100));
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let lookahead_ms = Arc::new(AtomicU32::new(settings.audio.lookahead_ms));
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let mut initial_samples = Vec::new();
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for path in &app.audio.config.sample_paths {
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let index = doux::sampling::scan_samples_dir(path);
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app.audio.config.sample_count += index.len();
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initial_samples.extend(index);
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}
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let mouse_x = Arc::new(AtomicU32::new(0.5_f32.to_bits()));
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let mouse_y = Arc::new(AtomicU32::new(0.5_f32.to_bits()));
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let mouse_down = Arc::new(AtomicU32::new(0.0_f32.to_bits()));
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let seq_config = SequencerConfig {
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audio_sample_pos: Arc::clone(&audio_sample_pos),
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sample_rate: Arc::clone(&sample_rate_shared),
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lookahead_ms: Arc::clone(&lookahead_ms),
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cc_access: Some(
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Arc::new(app.midi.cc_memory.clone()) as Arc<dyn cagire::model::CcAccess>
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),
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mouse_x: Arc::clone(&mouse_x),
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mouse_y: Arc::clone(&mouse_y),
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mouse_down: Arc::clone(&mouse_down),
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};
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let (sequencer, initial_audio_rx, midi_rx) = spawn_sequencer(
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Arc::clone(&link),
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Arc::clone(&playing),
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Arc::clone(&app.variables),
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Arc::clone(&app.dict),
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Arc::clone(&app.rng),
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settings.link.quantum,
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Arc::clone(&app.live_keys),
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Arc::clone(&nudge_us),
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seq_config,
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);
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let stream_config = AudioStreamConfig {
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output_device: app.audio.config.output_device.clone(),
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channels: app.audio.config.channels,
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buffer_size: app.audio.config.buffer_size,
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max_voices: app.audio.config.max_voices,
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};
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let (stream, analysis_handle) = match build_stream(
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&stream_config,
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initial_audio_rx,
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Arc::clone(&scope_buffer),
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Arc::clone(&spectrum_buffer),
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Arc::clone(&metrics),
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initial_samples,
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Arc::clone(&audio_sample_pos),
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) {
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Ok((s, sample_rate, analysis)) => {
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app.audio.config.sample_rate = sample_rate;
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sample_rate_shared.store(sample_rate as u32, Ordering::Relaxed);
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(Some(s), Some(analysis))
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}
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Err(e) => {
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app.ui.set_status(format!("Audio failed: {e}"));
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app.audio.error = Some(e);
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(None, None)
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}
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};
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app.mark_all_patterns_dirty();
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let current_font = FontChoice::from_setting(&settings.display.font);
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let terminal = create_terminal(current_font);
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cc.egui_ctx.set_visuals(egui::Visuals::dark());
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Self {
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app,
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terminal,
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link,
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sequencer: Some(sequencer),
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playing,
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nudge_us,
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lookahead_ms,
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metrics,
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scope_buffer,
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spectrum_buffer,
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audio_sample_pos,
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sample_rate_shared,
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_stream: stream,
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_analysis_handle: analysis_handle,
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midi_rx,
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current_font,
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mouse_x,
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mouse_y,
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mouse_down,
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}
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}
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fn handle_audio_restart(&mut self) {
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if !self.app.audio.restart_pending {
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return;
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}
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self.app.audio.restart_pending = false;
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self._stream = None;
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self._analysis_handle = None;
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let Some(ref sequencer) = self.sequencer else {
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return;
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};
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let new_audio_rx = sequencer.swap_audio_channel();
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self.midi_rx = sequencer.swap_midi_channel();
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let new_config = AudioStreamConfig {
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output_device: self.app.audio.config.output_device.clone(),
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channels: self.app.audio.config.channels,
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buffer_size: self.app.audio.config.buffer_size,
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max_voices: self.app.audio.config.max_voices,
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};
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let mut restart_samples = Vec::new();
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for path in &self.app.audio.config.sample_paths {
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let index = doux::sampling::scan_samples_dir(path);
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restart_samples.extend(index);
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}
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self.app.audio.config.sample_count = restart_samples.len();
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self.audio_sample_pos.store(0, Ordering::Release);
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match build_stream(
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&new_config,
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new_audio_rx,
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Arc::clone(&self.scope_buffer),
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Arc::clone(&self.spectrum_buffer),
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Arc::clone(&self.metrics),
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restart_samples,
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Arc::clone(&self.audio_sample_pos),
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) {
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Ok((new_stream, sr, new_analysis)) => {
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self._stream = Some(new_stream);
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self._analysis_handle = Some(new_analysis);
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self.app.audio.config.sample_rate = sr;
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self.sample_rate_shared.store(sr as u32, Ordering::Relaxed);
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self.app.audio.error = None;
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self.app.ui.set_status("Audio restarted".to_string());
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}
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Err(e) => {
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self.app.audio.error = Some(e.clone());
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self.app.ui.set_status(format!("Audio failed: {e}"));
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}
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}
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}
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fn update_metrics(&mut self) {
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self.app.playback.playing = self.playing.load(Ordering::Relaxed);
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self.app.metrics.active_voices =
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self.metrics.active_voices.load(Ordering::Relaxed) as usize;
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self.app.metrics.peak_voices = self
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.app
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.metrics
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.peak_voices
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.max(self.app.metrics.active_voices);
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self.app.metrics.cpu_load = self.metrics.load.get_load();
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self.app.metrics.schedule_depth =
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self.metrics.schedule_depth.load(Ordering::Relaxed) as usize;
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self.app.metrics.scope = self.scope_buffer.read();
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(self.app.metrics.peak_left, self.app.metrics.peak_right) = self.scope_buffer.peaks();
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self.app.metrics.spectrum = self.spectrum_buffer.read();
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self.app.metrics.nudge_ms = self.nudge_us.load(Ordering::Relaxed) as f64 / 1000.0;
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}
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fn handle_input(&mut self, ctx: &egui::Context) -> bool {
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let Some(ref sequencer) = self.sequencer else {
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return false;
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};
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let seq_snapshot = sequencer.snapshot();
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for key in convert_egui_events(ctx) {
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let mut input_ctx = InputContext {
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app: &mut self.app,
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link: &self.link,
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snapshot: &seq_snapshot,
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playing: &self.playing,
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audio_tx: &sequencer.audio_tx,
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seq_cmd_tx: &sequencer.cmd_tx,
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nudge_us: &self.nudge_us,
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lookahead_ms: &self.lookahead_ms,
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};
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if let InputResult::Quit = handle_key(&mut input_ctx, key) {
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return true;
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}
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}
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false
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}
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}
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impl eframe::App for CagireDesktop {
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fn update(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) {
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self.handle_audio_restart();
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self.update_metrics();
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ctx.input(|i| {
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if let Some(pos) = i.pointer.latest_pos() {
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let screen = i.viewport_rect();
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let nx = (pos.x / screen.width()).clamp(0.0, 1.0);
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let ny = (pos.y / screen.height()).clamp(0.0, 1.0);
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self.mouse_x.store(nx.to_bits(), Ordering::Relaxed);
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self.mouse_y.store(ny.to_bits(), Ordering::Relaxed);
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}
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let down = if i.pointer.primary_down() {
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1.0_f32
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} else {
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0.0_f32
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};
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self.mouse_down.store(down.to_bits(), Ordering::Relaxed);
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});
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let Some(ref sequencer) = self.sequencer else {
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return;
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};
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let seq_snapshot = sequencer.snapshot();
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self.app.metrics.event_count = seq_snapshot.event_count;
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self.app.metrics.dropped_events = seq_snapshot.dropped_events;
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self.app.flush_queued_changes(&sequencer.cmd_tx);
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self.app.flush_dirty_patterns(&sequencer.cmd_tx);
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while let Ok(midi_cmd) = self.midi_rx.try_recv() {
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match midi_cmd {
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MidiCommand::NoteOn {
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device,
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channel,
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note,
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velocity,
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} => {
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self.app.midi.send_note_on(device, channel, note, velocity);
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}
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MidiCommand::NoteOff {
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device,
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channel,
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note,
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} => {
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self.app.midi.send_note_off(device, channel, note);
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}
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MidiCommand::CC {
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device,
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channel,
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cc,
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value,
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} => {
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self.app.midi.send_cc(device, channel, cc, value);
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}
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MidiCommand::PitchBend {
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device,
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channel,
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value,
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} => {
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self.app.midi.send_pitch_bend(device, channel, value);
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}
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MidiCommand::Pressure {
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device,
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channel,
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value,
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} => {
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self.app.midi.send_pressure(device, channel, value);
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}
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MidiCommand::ProgramChange {
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device,
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channel,
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program,
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} => {
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self.app.midi.send_program_change(device, channel, program);
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}
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MidiCommand::Clock { device } => self.app.midi.send_realtime(device, 0xF8),
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MidiCommand::Start { device } => self.app.midi.send_realtime(device, 0xFA),
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MidiCommand::Stop { device } => self.app.midi.send_realtime(device, 0xFC),
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MidiCommand::Continue { device } => self.app.midi.send_realtime(device, 0xFB),
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}
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}
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let should_quit = self.handle_input(ctx);
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if should_quit {
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ctx.send_viewport_cmd(egui::ViewportCommand::Close);
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return;
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}
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let current_font = self.current_font;
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let mut new_font = None;
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egui::CentralPanel::default()
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.frame(egui::Frame::NONE.fill(egui::Color32::BLACK))
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|
.show(ctx, |ui| {
|
|
if self.app.ui.show_title {
|
|
self.app.ui.sparkles.tick(self.terminal.get_frame().area());
|
|
}
|
|
|
|
let link = &self.link;
|
|
let app = &self.app;
|
|
self.terminal
|
|
.draw(|frame| views::render(frame, app, link, &seq_snapshot))
|
|
.expect("Failed to draw");
|
|
|
|
ui.add(self.terminal.backend_mut());
|
|
|
|
let response = ui.interact(
|
|
ui.max_rect(),
|
|
egui::Id::new("terminal_context"),
|
|
egui::Sense::click(),
|
|
);
|
|
response.context_menu(|ui| {
|
|
ui.menu_button("Font", |ui| {
|
|
for choice in FontChoice::ALL {
|
|
let selected = current_font == choice;
|
|
if ui.selectable_label(selected, choice.label()).clicked() {
|
|
new_font = Some(choice);
|
|
ui.close();
|
|
}
|
|
}
|
|
});
|
|
});
|
|
});
|
|
|
|
if let Some(font) = new_font {
|
|
self.terminal = create_terminal(font);
|
|
self.current_font = font;
|
|
let mut settings = Settings::load();
|
|
settings.display.font = font.to_setting().to_string();
|
|
settings.save();
|
|
}
|
|
|
|
ctx.request_repaint_after(Duration::from_millis(
|
|
self.app.audio.config.refresh_rate.millis(),
|
|
));
|
|
}
|
|
|
|
fn on_exit(&mut self, _gl: Option<&eframe::glow::Context>) {
|
|
if let Some(sequencer) = self.sequencer.take() {
|
|
sequencer.shutdown();
|
|
}
|
|
}
|
|
}
|
|
|
|
fn load_icon() -> egui::IconData {
|
|
const ICON_BYTES: &[u8] = include_bytes!("../../cagire_pixel.png");
|
|
|
|
let img = image::load_from_memory(ICON_BYTES)
|
|
.expect("Failed to load embedded icon")
|
|
.resize(64, 64, image::imageops::FilterType::Lanczos3)
|
|
.into_rgba8();
|
|
|
|
let (width, height) = img.dimensions();
|
|
|
|
egui::IconData {
|
|
rgba: img.into_raw(),
|
|
width,
|
|
height,
|
|
}
|
|
}
|
|
|
|
fn main() -> eframe::Result<()> {
|
|
// Lock memory BEFORE any threads are spawned to prevent page faults in RT context
|
|
#[cfg(unix)]
|
|
cagire::engine::realtime::lock_memory();
|
|
|
|
let args = Args::parse();
|
|
|
|
let options = NativeOptions {
|
|
viewport: egui::ViewportBuilder::default()
|
|
.with_title("Cagire")
|
|
.with_inner_size([1200.0, 800.0])
|
|
.with_icon(std::sync::Arc::new(load_icon())),
|
|
..Default::default()
|
|
};
|
|
|
|
eframe::run_native(
|
|
"Cagire",
|
|
options,
|
|
Box::new(move |cc| Ok(Box::new(CagireDesktop::new(cc, args)))),
|
|
)
|
|
}
|