Method Step

Source/NoteStepSequencer.cpp:851–958

}

void NoteStepSequencer::Step(double time, float velocity, int pulseFlags)
{
   if (!mEnabled)
      return;

   int direction = 1;
   if (pulseFlags & kPulseFlag_Backward)
      direction = -1;
   if (pulseFlags & kPulseFlag_Repeat)
      direction = 0;

   mArpIndex += direction;
   if (direction > 0 && mArpIndex >= mLength)
      mArpIndex -= (mLength - mLoopResetPoint);
   if (direction < 0 && mArpIndex < mLoopResetPoint)
      mArpIndex += (mLength - mLoopResetPoint);

   if (pulseFlags & kPulseFlag_Reset)
      mArpIndex = 0;
   else if (pulseFlags & kPulseFlag_Random)
      mArpIndex = gRandom() % mLength;

   if (!mHasExternalPulseSource || (pulseFlags & kPulseFlag_SyncToTransport))
   {
      mArpIndex = TheTransport->GetSyncedStep(time, this, mTransportListenerInfo, mLength);
   }

   if (pulseFlags & kPulseFlag_Align)
   {
      int stepsPerMeasure = TheTransport->GetStepsPerMeasure(this);
      int numMeasures = ceil(float(mLength) / stepsPerMeasure);
      int measure = TheTransport->GetMeasure(time) % numMeasures;
      int step = ((TheTransport->GetQuantized(time, mTransportListenerInfo) % stepsPerMeasure) + measure * stepsPerMeasure) % mLength;
      mArpIndex = step;
   }

   int offPitch = -1;
   int offStep = -1;
   if (mLastPitch >= 0 && !mAlreadyDidNoteOff)
   {
      offPitch = mLastPitch;
      offStep = mLastStepIndex;
   }

   if (mQueuedPush2Tone != -1)
   {
      if (mQueuedPush2Tone == -2)
      {
         mVels[mArpIndex] = 0;
      }
      else
      {
         mTones[mArpIndex] = mQueuedPush2Tone;
         mVels[mArpIndex] = mQueuedPush2Vel;
         mNoteLengths[mArpIndex] = mQueuedPush2Length;
      }
      mQueuedPush2Tone = -1;
      mGridSyncQueued = true;