Function transform

docs/app/js/sanddance-app.js:108884–108884

* Process incoming pulses. * Subclasses should override this method to implement transforms. * @param {Parameters} _ - The operator parameter values. * @param {Pulse} pulse - The current dataflow pulse. * @return {Pulse} The output pulse (or StopPropagation). A falsy return * value

()

   * @return {Pulse} The output pulse (or StopPropagation). A falsy return
   *   value (including undefined) will let the input pulse pass through.
   */ transform () {}
});
const transforms = {};
function definition(type) {