(
name: 'Sampler_Enveloped',
func: {
  | buf |
  var start = \start.kr(0), end = \end.kr(0);
  var phasor = Phasor.ar(rate: BufRateScale.kr(buf).poll, start: start, end: end);
  var reader = BufRd.ar(1, buf, phasor, loop:1, interpolation:4);

  reader;
  // var start = \start.kr(0.0);
  // var end = \end.kr(1.0);
  // var phasor = EnvGen.ar(
  // 	Env([start, end], [end - start], curve: \curve.kr(0)),
  // 	//gate: Impulse.kr(1),
  // 	timeScale: BufRateScale.kr(buf).reciprocal,
  // 	doneAction: 0
  // ) * SampleRate.ir;

  // phasor.poll;

  // //BufRd.ar(1, buf, phasor, loop:0, interpolation:4);
  // EnvGen.kr(Env([0,1,1,0], [0.01, end - start - 0.03, 0.01] ), doneAction: 2);

  // BufRd.ar(1, buf, phasor, loop:0, interpolation:4);
},
specs:(
  start: [0.0, 1.0],
  end: [0.0, 1.0],
  curve: [-5, 5],
  rate: [0,0, 1.0]
)
)