Method TrackProgress

libraries/lib-effects/Effect.cpp:343–351

}

bool Effect::TrackProgress(
   int whichTrack, double frac, const TranslatableString &msg) const
{
   auto updateResult = (mProgress ?
      mProgress->Poll((whichTrack + frac) * 1000,
         (double) mNumTracks * 1000, msg) :
      BasicUI::ProgressResult::Success);
   return (updateResult != BasicUI::ProgressResult::Success);
}

bool Effect::TrackGroupProgress(
   int whichGroup, double frac, const TranslatableString &msg) const