Traktor S2 Mk1: fix eq knobs scaling for biquad

mixxxdj · Jul 4, 2023 · ffe07c8 · ffe07c8
1 parent 9011bf3
commit ffe07c8
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/res/controllers/Traktor-Kontrol-S2-MK1-hid-scripts.js b/res/controllers/Traktor-Kontrol-S2-MK1-hid-scripts.js
@@ -709,7 +709,7 @@ class EqualizerParameter {
         hidReport.addControl(this.group, name, config, "H", 0xFFFF, false, callback.bind(this));
     }
     knob(field) {
-        setKnobParameter(this.group, "parameter" + this.number, field.value, this.calibration);
+        setKnobParameterEq(this.group, "parameter" + this.number, field.value, this.calibration);
     }
 }
 
@@ -1473,6 +1473,15 @@ const setKnobParameter = function(group, key, value, calibration) {
     }
     engine.setValue(group, key, calibratedValue);
 };
+const setKnobParameterEq = function(group, key, value, calibration) {
+    let calibratedValue;
+    if (value <= calibration.center) {
+        calibratedValue = script.absoluteLin(value, 0, 1, calibration.min, calibration.center);
+    } else {
+        calibratedValue = script.absoluteLin(value, 1, 2, calibration.center, calibration.max);
+    }
+    engine.setValue(group, key, calibratedValue);
+};
 const setFaderParameter = function(group, key, value, calibration) {
     const calibratedValue = script.absoluteLin(value, 0, 1, calibration.min, calibration.max);
     engine.setParameter(group, key, calibratedValue);