Claude/remove unused import kfb wa

native-bridge/src/protocol/server.rs

@@ -248,8 +248,9 @@ impl BridgeServer {
                     } else {
                         empty_read_counter += 1;
                     }
-                } else if loop_counter % 1000 == 0 {
-                    warn!("[Server] Audio engine not running (loop {})", loop_counter);
+                } else if loop_counter == 5000 {
+                    // Only log once after ~5 seconds if audio hasn't started yet
+                    info!("[Server] Waiting for audio engine to start...");
                 }
             }
 

src/components/daw/user-track-header.tsx

@@ -170,6 +170,7 @@ export function UserTrackHeader({
     setTrackMuted,
     setTrackSolo,
     setTrackVolume,
+    setTrackPan,
     setTrackArmed,
     updateTrack,
   } = useUserTracksStore();
@@ -486,9 +487,10 @@ export function UserTrackHeader({
         </div>
       </div>
 
-      {/* Expanded Controls - Volume */}
+      {/* Expanded Controls - Volume & Pan */}
       {isExpanded && (
-        <div className="px-3 pb-2 pt-1 border-t border-gray-200 dark:border-white/5">
+        <div className="px-3 pb-2 pt-1 border-t border-gray-200 dark:border-white/5 space-y-1.5">
+          {/* Volume */}
           <div className="flex items-center gap-2">
             <Volume2 className="w-3 h-3 text-gray-500 dark:text-zinc-500 shrink-0" />
             <Fader
@@ -500,6 +502,19 @@ export function UserTrackHeader({
               {Math.round(track.volume * 100)}%
             </span>
           </div>
+          {/* Pan */}
+          <div className="flex items-center gap-2">
+            <span className="text-[9px] text-gray-500 dark:text-zinc-500 w-3 text-center shrink-0">L</span>
+            <Fader
+              value={(track.pan + 1) / 2}
+              onChange={(v) => setTrackPan(track.id, v * 2 - 1)}
+              className="flex-1"
+            />
+            <span className="text-[9px] text-gray-500 dark:text-zinc-500 w-3 text-center shrink-0">R</span>
+            <span className="text-[9px] text-gray-500 dark:text-zinc-500 w-6 text-right">
+              {track.pan === 0 ? 'C' : track.pan < 0 ? `L${Math.round(Math.abs(track.pan) * 100)}` : `R${Math.round(track.pan * 100)}`}
+            </span>
+          </div>
         </div>
       )}
 

src/hooks/useTrackAudioSync.ts

@@ -12,6 +12,7 @@ interface TrackSyncState {
   isMuted: boolean;
   isSolo: boolean;
   volume: number;
+  pan: number;
   inputGainDb: number;
   monitoringEnabled: boolean;
   monitoringVolume: number;
@@ -73,6 +74,7 @@ export function useTrackAudioSync(currentUserId: string | undefined) {
           isMuted: isEffectivelyMuted,
           isSolo: track.isSolo,
           volume: track.volume,
+          pan: track.pan ?? 0,
           inputGainDb: track.audioSettings.inputGain || 0,
           monitoringEnabled: directMonitoring,
           monitoringVolume: track.audioSettings.monitoringVolume ?? 1,
@@ -85,6 +87,7 @@ export function useTrackAudioSync(currentUserId: string | undefined) {
         isMuted: isEffectivelyMuted,
         isSolo: track.isSolo,
         volume: track.volume,
+        pan: track.pan ?? 0,
         inputGainDb: track.audioSettings.inputGain || 0,
         monitoringEnabled: directMonitoring,
         monitoringVolume: track.audioSettings.monitoringVolume ?? 1,
@@ -151,6 +154,7 @@ export function useTrackAudioSync(currentUserId: string | undefined) {
           isMuted: isEffectivelyMuted,
           isSolo: track.isSolo,
           volume: track.volume,
+          pan: track.pan ?? 0,
           inputGainDb: track.audioSettings.inputGain || 0,
           monitoringEnabled: track.audioSettings.directMonitoring ?? true,
           monitoringVolume: track.audioSettings.monitoringVolume ?? 1,
@@ -206,6 +210,7 @@ export function useTrackAudioSync(currentUserId: string | undefined) {
             lastState.isMuted !== currentState.isMuted ||
             lastState.isSolo !== currentState.isSolo ||
             lastState.volume !== currentState.volume ||
+            lastState.pan !== currentState.pan ||
             lastState.inputGainDb !== currentState.inputGainDb ||
             lastState.monitoringEnabled !== currentState.monitoringEnabled ||
             lastState.monitoringVolume !== currentState.monitoringVolume;
@@ -216,6 +221,7 @@ export function useTrackAudioSync(currentUserId: string | undefined) {
               isMuted: currentState.isMuted,
               isSolo: currentState.isSolo,
               volume: currentState.volume,
+              pan: currentState.pan,
               inputGainDb: currentState.inputGainDb,
               monitoringEnabled: currentState.monitoringEnabled,
               monitoringVolume: currentState.monitoringVolume,

src/lib/audio/native-bridge.ts

@@ -567,6 +567,7 @@ export class NativeBridge {
       isMuted?: boolean;
       isSolo?: boolean;
       volume?: number;
+      pan?: number;
       inputGainDb?: number;
       monitoringEnabled?: boolean;
       monitoringVolume?: number;
@@ -581,6 +582,7 @@ export class NativeBridge {
       isMuted: state.isMuted,
       isSolo: state.isSolo,
       volume: state.volume,
+      pan: state.pan,
       inputGainDb: state.inputGainDb,
       monitoringEnabled: state.monitoringEnabled,
       monitoringVolume: state.monitoringVolume,

src/stores/user-tracks-store.ts

@@ -4,6 +4,7 @@ import type { UserTrack, TrackAudioSettings, ExtendedEffectsChain, InputChannelC
 import { DEFAULT_FULL_EFFECTS } from '@/lib/audio/effects-defaults';
 import { EFFECT_PRESETS } from '@/lib/audio/effects/presets';
 import { GUITAR_PRESETS } from '@/lib/audio/effects/guitar';
+import { nativeBridge } from '@/lib/audio/native-bridge';
 
 // Track color palette - exported for use in color picker
 export const TRACK_COLORS = [
@@ -94,6 +95,7 @@ interface UserTracksState {
   setTrackMuted: (trackId: string, muted: boolean) => void;
   setTrackSolo: (trackId: string, solo: boolean) => void;
   setTrackVolume: (trackId: string, volume: number) => void;
+  setTrackPan: (trackId: string, pan: number) => void;
   setTrackArmed: (trackId: string, armed: boolean) => void;
   setTrackRecording: (trackId: string, recording: boolean) => void;
   setTrackStream: (trackId: string, stream: MediaStream | undefined) => void;
@@ -162,6 +164,7 @@ export const useUserTracksStore = create<UserTracksState>()(
         isMuted: false,
         isSolo: false,
         volume: 1,
+        pan: 0, // Center
         isArmed: false, // New tracks are not armed by default
         isRecording: false,
         createdAt: Date.now(),
@@ -203,6 +206,7 @@ export const useUserTracksStore = create<UserTracksState>()(
         isMuted: false,
         isSolo: false,
         volume: 1,
+        pan: 0, // Center
         isArmed: false,
         isRecording: false,
         createdAt: Date.now(),
@@ -332,6 +336,10 @@ export const useUserTracksStore = create<UserTracksState>()(
             activePreset: undefined, // Clear preset when manually editing
           },
         });
+
+        // Send effects to native bridge for real-time processing
+        nativeBridge.updateEffects(trackId, newEffects);
+
         return { tracks };
       }),
 
@@ -348,6 +356,10 @@ export const useUserTracksStore = create<UserTracksState>()(
             channelConfig,
           },
         });
+
+        // Send channel config to native bridge
+        nativeBridge.setChannelConfig(channelConfig);
+
         return { tracks };
       }),
 
@@ -393,14 +405,19 @@ export const useUserTracksStore = create<UserTracksState>()(
         if (!preset) return state;
 
         const tracks = new Map(state.tracks);
+        const newEffects = JSON.parse(JSON.stringify(preset.effects)); // Deep clone
         tracks.set(trackId, {
           ...track,
           audioSettings: {
             ...track.audioSettings,
-            effects: JSON.parse(JSON.stringify(preset.effects)), // Deep clone
+            effects: newEffects,
             activePreset: presetId,
           },
         });
+
+        // Send effects to native bridge
+        nativeBridge.updateEffects(trackId, newEffects);
+
         return { tracks };
       }),
 
@@ -438,12 +455,17 @@ export const useUserTracksStore = create<UserTracksState>()(
             activePreset: presetId,
           },
         });
+
+        // Send effects to native bridge
+        nativeBridge.updateEffects(trackId, newEffects);
+
         return { tracks };
       }),
 
     setTrackMuted: (trackId, muted) => get().updateTrack(trackId, { isMuted: muted }),
     setTrackSolo: (trackId, solo) => get().updateTrack(trackId, { isSolo: solo }),
     setTrackVolume: (trackId, volume) => get().updateTrack(trackId, { volume }),
+    setTrackPan: (trackId, pan) => get().updateTrack(trackId, { pan: Math.max(-1, Math.min(1, pan)) }),
     setTrackArmed: (trackId, armed) => get().updateTrack(trackId, { isArmed: armed }),
     setTrackRecording: (trackId, recording) => get().updateTrack(trackId, { isRecording: recording }),
     setTrackStream: (trackId, stream) => get().updateTrack(trackId, { stream }),

src/types/index.ts

@@ -314,6 +314,7 @@ export interface UserTrack {
   isMuted: boolean;
   isSolo: boolean;
   volume: number;
+  pan: number; // -1 (full left) to 1 (full right), 0 = center
   isArmed: boolean; // Ready to record
   isRecording: boolean;
   stream?: MediaStream;