phaser4-rex-plugins/templates/ui/knob/input/IsLocalPointInKnob.js

Plugins of phaser4

var GetDistance = Phaser.Math.Distance.Between;

var IsLocalPointInKnob = function (knob, localX, localY) {
    var centerX = knob.width / 2;
    return GetDistance(centerX, centerX, localX, localY) <= centerX;
}

export default IsLocalPointInKnob;