WIP: better precision?

src/input.rs

@@ -1,7 +1,7 @@
 use arc_swap::ArcSwap;
 use crossbeam_channel::Sender;
 use crossterm::event::{Event, KeyCode, KeyEvent, KeyEventKind, KeyModifiers};
-use std::sync::atomic::{AtomicBool, AtomicI64, Ordering};
+use std::sync::atomic::{AtomicBool, AtomicI64, AtomicU32, Ordering};
 use std::sync::Arc;
 use std::time::{Duration, Instant};
 
@@ -28,6 +28,7 @@ pub struct InputContext<'a> {
     pub audio_tx: &'a ArcSwap<Sender<AudioCommand>>,
     pub seq_cmd_tx: &'a Sender<SeqCommand>,
     pub nudge_us: &'a Arc<AtomicI64>,
+    pub lookahead_ms: &'a Arc<AtomicU32>,
 }
 
 impl<'a> InputContext<'a> {
@@ -697,7 +698,7 @@ fn handle_panel_input(ctx: &mut InputContext, key: KeyEvent) -> InputResult {
                             let folder = &entry.folder;
                             let idx = entry.index;
                             let cmd = format!("/sound/{folder}/n/{idx}/gain/0.5/dur/1");
-                            let _ = ctx.audio_tx.load().send(AudioCommand::Evaluate(cmd));
+                            let _ = ctx.audio_tx.load().send(AudioCommand::Evaluate { cmd, time: None });
                         }
                         _ => state.toggle_expand(),
                     }
@@ -1082,6 +1083,11 @@ fn handle_engine_page(ctx: &mut InputContext, key: KeyEvent) -> InputResult {
                         ctx.nudge_us
                             .store((prev - 1000).max(-100_000), Ordering::Relaxed);
                     }
+                    SettingKind::Lookahead => {
+                        ctx.app.audio.adjust_lookahead(-1);
+                        ctx.lookahead_ms
+                            .store(ctx.app.audio.config.lookahead_ms, Ordering::Relaxed);
+                    }
                 }
                 ctx.app.save_settings(ctx.link);
             }
@@ -1101,6 +1107,11 @@ fn handle_engine_page(ctx: &mut InputContext, key: KeyEvent) -> InputResult {
                         ctx.nudge_us
                             .store((prev + 1000).min(100_000), Ordering::Relaxed);
                     }
+                    SettingKind::Lookahead => {
+                        ctx.app.audio.adjust_lookahead(1);
+                        ctx.lookahead_ms
+                            .store(ctx.app.audio.config.lookahead_ms, Ordering::Relaxed);
+                    }
                 }
                 ctx.app.save_settings(ctx.link);
             }
@@ -1134,9 +1145,10 @@ fn handle_engine_page(ctx: &mut InputContext, key: KeyEvent) -> InputResult {
         }
         KeyCode::Char('r') => ctx.app.metrics.peak_voices = 0,
         KeyCode::Char('t') => {
-            let _ = ctx.audio_tx.load().send(AudioCommand::Evaluate(
-                "/sound/sine/dur/0.5/decay/0.2".into(),
-            ));
+            let _ = ctx.audio_tx.load().send(AudioCommand::Evaluate {
+                cmd: "/sound/sine/dur/0.5/decay/0.2".into(),
+                time: None,
+            });
         }
         KeyCode::Char('?') => {
             ctx.dispatch(AppCommand::OpenModal(Modal::KeybindingsHelp { scroll: 0 }));