1 files changed, 3 insertions, 1 deletions
diff --git a/tools/mq_editor/mq_extract.js b/tools/mq_editor/mq_extract.js
index 107b2ac..97191e2 100644
--- a/tools/mq_editor/mq_extract.js
+++ b/tools/mq_editor/mq_extract.js
@@ -22,7 +22,9 @@ function extractPartials(params, stftCache) {
 
   for (const partial of partials) {
     partial.freqCurve = fitBezier(partial.times, partial.freqs);
-    partial.ampCurve = fitBezier(partial.times, partial.amps);
+    const ac = fitBezier(partial.times, partial.amps);
+    partial.freqCurve.a0 = ac.v0; partial.freqCurve.a1 = ac.v1;
+    partial.freqCurve.a2 = ac.v2; partial.freqCurve.a3 = ac.v3;
   }
 
   return {partials, frames};