message: CalcGainWDRC: add comment
diff: @@ -132,6 +132,7 @@ class AudioCalcGainWDRC_F32 : public AudioStream_F32
  bolt = _bolt;
  }
  + //dB functions. Feed it the envelope amplitude (not squared) and it computes 20*log10(x) or it does 10.^(x/20)
  static float undb2(const float &x) { return expf(0.11512925464970228420089957273422f*x); } //faster: exp(log(10.0f)*x/20); this is exact
  static float db2(const float &x) { return 6.020599913279623f*log2f_approx(x); } //faster: 20*log2_approx(x)/log2(10); this is approximate
  