Method OffsetSequenceTime

src/ProjectAudioManager.cpp:196–231

}

double CutPreviewPlaybackPolicy::OffsetSequenceTime(
   PlaybackSchedule &schedule, double offset )
{
   // Compute new time by applying the offset, jumping over the gap
   auto time = schedule.GetSequenceTime();
   if (offset >= 0) {
      auto space = std::clamp(mGapLeft - time, 0.0, offset);
      time += space;
      offset -= space;
      if (offset > 0)
         time = std::max(time, mGapLeft + mGapLength) + offset;
   }
   else {
      auto space = std::clamp(mGapLeft + mGapLength - time, offset, 0.0);
      time += space;
      offset -= space;
      if (offset < 0)
         time = std::min(time, mGapLeft) + offset;
   }
   time = std::clamp(time, std::min(mStart, mEnd), std::max(mStart, mEnd));

   // Reset the durations
   mDiscontinuity = false;
   mDuration1 = mInitDuration1;
   mDuration2 = mInitDuration2;
   if (AtOrBefore(time, GapStart()))
      mDuration1 = std::max(0.0,
         mDuration1 - fabs(schedule.ComputeWarpedLength(mStart, time)));
   else {
      mDuration1 = 0;
      mDuration2 = std::max(0.0,
         mDuration2 - fabs(schedule.ComputeWarpedLength(GapEnd(), time)));
   }

   return time;
}

PlaybackSlice CutPreviewPlaybackPolicy::GetPlaybackSlice(
   PlaybackSchedule &, size_t available)