Method triggerX

src/fl/fx/2d/flowfield.h:110–113

          mYBias(height, attackTau, decayTau) {}

    void triggerX(float center, float width, float amplitude,
                  BumpShape shape = BumpShape::HalfSine) {
        mXBias.trigger(center, width, amplitude, shape);
    }

    void triggerY(float center, float width, float amplitude,
                  BumpShape shape = BumpShape::HalfSine) {