function BandPass() {
    filter_classCallCheck(this, BandPass);
    return _super4.call(this, 'bandpass');
  }
Constructor: <code>new p5.BandPass()</code> Filter.
 This is the same as creating a p5.Filter and then calling
 its method <code>setType('bandpass')</code>.
 See p5.Filter for methods.

 @class p5.BandPass
 @constructor
 @extends p5.Filter