Type-enforce the waveform overlay contract, narrow waveformLanes to LaneSplit, fix laneCount/cache/path-fallback bugs

2026-07-30 09:35:11 -04:00
parent 2a0d10fab5
commit fb12c53522
19 changed files with 233 additions and 174 deletions
@@ -32,10 +32,10 @@ SampleBands computeSampleBands(int w, int h, int deckHeight) {
    return b;
 }

-WaveformLanes waveformLanes(const Rect& waveform, bool stereo) {
+WaveformLanes waveformLanes(const Rect& waveform, LaneSplit split) {
    WaveformLanes lanes;
    if (waveform.empty()) return lanes;
-    if (!stereo) {
+    if (split == LaneSplit::Single) {
        lanes.upper = waveform;  // one lane; `lower` stays empty
        return lanes;
    }