C++ MidiMessage::getPitchWheelValue方法代码示例

void Synthesiser::handleMidiEvent (const MidiMessage& m)
{
    if (m.isNoteOn())
    {
        noteOn (m.getChannel(),
                m.getNoteNumber(),
                m.getFloatVelocity());
    }
    else if (m.isNoteOff())
    {
        noteOff (m.getChannel(),
                 m.getNoteNumber(),
                 true);
    }
    else if (m.isAllNotesOff() || m.isAllSoundOff())
    {
        allNotesOff (m.getChannel(), true);
    }
    else if (m.isPitchWheel())
    {
        const int channel = m.getChannel();
        const int wheelPos = m.getPitchWheelValue();
        lastPitchWheelValues [channel - 1] = wheelPos;

        handlePitchWheel (channel, wheelPos);
    }
    else if (m.isController())
    {
        handleController (m.getChannel(),
                          m.getControllerNumber(),
                          m.getControllerValue());
    }
}

const String getMidiValue(const MidiMessage &m)
{
	if (m.isAftertouch())
	{
		return (String::formatted (" Val:[%4d]", m.getAfterTouchValue()));
	}

	if (m.isController())
	{
		return (String::formatted (" Val:[%4d]", m.getControllerValue()));
	}

	if (m.isNoteOnOrOff())
	{
		return (String::formatted (" Val:[%4d]", m.getVelocity()));
	}

	if (m.isPitchWheel())
	{
		return (String::formatted (" Val:[%4d]", m.getPitchWheelValue()));
	}

	if (m.isChannelPressure())
	{
		return (String::formatted (" Val:[%4d]", m.getChannelPressureValue()));
	}

	return (" Val:[----]");
}

static PyObject *
PyMidiMessage_str(PyObject *self) {
  MidiMessage *m = ((PyMidiMessage*)self)->m;
  static char s[256];
  if(m->isNoteOn()) {
    sprintf(s, "<NOTE ON, note: %d (%s), velocity: %d, channel: %d>",
            m->getNoteNumber(),
            m->getMidiNoteName(m->getNoteNumber(), true, true, 3),
            m->getVelocity(),
            m->getChannel());
  } else if(m->isNoteOff()) {
    sprintf(s, "<NOTE OFF, note: %d (%s), channel: %d>",
            m->getNoteNumber(),
            m->getMidiNoteName(m->getNoteNumber(), true, true, 3),
            m->getChannel());
  } else if(m->isProgramChange()) {
    sprintf(s, "<PROGRAM CHANGE: program: %d, channel: %d>", m->getProgramChangeNumber(), m->getChannel());
  } else if(m->isPitchWheel()) {
    sprintf(s, "<PITCH WHEEL: value: %d, channel: %d>", m->getPitchWheelValue(), m->getChannel());
  } else if(m->isAftertouch()) {
    sprintf(s, "<AFTERTOUCH: note: %d (%s) value: %d, channel: %d>",
            m->getNoteNumber(),
            m->getMidiNoteName(m->getNoteNumber(), true, true, 3),
            m->getAfterTouchValue(),
            m->getChannel());
  } else if(m->isChannelPressure()) {
    sprintf(s, "<CHANNEL PRESSURE: pressure: %d, channel: %d>", m->getChannelPressureValue(), m->getChannel());
  } else if(m->isController()) {
    const char *name = m->getControllerName(m->getControllerNumber());
    if(strlen(name) > 0) {
      sprintf(s, "<CONTROLLER: %d (\"%s\"), value: %d, channel: %d>",
              m->getControllerNumber(),
              m->getControllerName(m->getControllerNumber()),
              m->getControllerValue(),
              m->getChannel());
    } else {
      sprintf(s, "<CONTROLLER: %d, value: %d, channel: %d>",
              m->getControllerNumber(),
              m->getControllerValue(),
              m->getChannel());
    }
  } else {
    sprintf(s, "<MidiMessage (misc type)>");
  }

  return PK_STRING(s);
}

void MidiManager::processMidiMessage(const MidiMessage& midi_message, int sample_position) {
  if (midi_message.isProgramChange()) {
    current_patch_ = midi_message.getProgramChangeNumber();
    File patch = LoadSave::loadPatch(current_bank_, current_folder_, current_patch_,
                                     synth_, *gui_state_);
    PatchLoadedCallback* callback = new PatchLoadedCallback(listener_, patch);
    callback->post();
    return;
  }

  if (midi_message.isNoteOn()) {
    engine_->noteOn(midi_message.getNoteNumber(),
                    midi_message.getVelocity() / (mopo::MIDI_SIZE - 1.0),
                    0, midi_message.getChannel() - 1);
  }
  else if (midi_message.isNoteOff())
    engine_->noteOff(midi_message.getNoteNumber());
  else if (midi_message.isAllNotesOff())
    engine_->allNotesOff();
  else if (midi_message.isSustainPedalOn())
    engine_->sustainOn();
  else if (midi_message.isSustainPedalOff())
    engine_->sustainOff();
  else if (midi_message.isAftertouch()) {
    mopo::mopo_float note = midi_message.getNoteNumber();
    mopo::mopo_float value = (1.0 * midi_message.getAfterTouchValue()) / mopo::MIDI_SIZE;
    engine_->setAftertouch(note, value);
  }
  else if (midi_message.isPitchWheel()) {
    double percent = (1.0 * midi_message.getPitchWheelValue()) / PITCH_WHEEL_RESOLUTION;
    double value = 2 * percent - 1.0;
    engine_->setPitchWheel(value, midi_message.getChannel());
  }
  else if (midi_message.isController()) {
    int controller_number = midi_message.getControllerNumber();
    if (controller_number == MOD_WHEEL_CONTROL_NUMBER) {
      double percent = (1.0 * midi_message.getControllerValue()) / MOD_WHEEL_RESOLUTION;
      engine_->setModWheel(percent, midi_message.getChannel());
    }
    else if (controller_number == BANK_SELECT_NUMBER)
      current_bank_ = midi_message.getControllerValue();
    else if (controller_number == FOLDER_SELECT_NUMBER)
      current_folder_ = midi_message.getControllerValue();
    midiInput(midi_message.getControllerNumber(), midi_message.getControllerValue());
  }
}

void VoicerUGenInternal::handleIncomingMidiMessage (MidiInput* /*source*/, const MidiMessage& message) throw()
{
	if(message.isForChannel(midiChannel_) == false)	return;
	
	if(message.isNoteOnOrOff())
	{
		const ScopedLock sl(lock);
		sendMidiNote(message.getChannel(), message.getNoteNumber(), message.getVelocity());
	}
	else if(message.isController())
	{
		if((message.getControllerNumber() == 123) && (message.getControllerValue() == 0))
		{
			const ScopedLock sl(lock);
			initEvents();
		}
			
		getController(message.getControllerNumber()) = 
					 (message.getControllerValue() * (1.f / 127.f));
	}
	else if(message.isPitchWheel())
	{
		getPitchWheel() = (jlimit(-8191, 8191, message.getPitchWheelValue() - 8192) * (1.f / 8191.f));
	}
	else if(message.isChannelPressure())
	{
		getChannelPressure() = (message.getChannelPressureValue() * (1.f / 127.f));
	}
	else if(message.isAftertouch())
	{
		getKeyPressure(message.getNoteNumber()) = 
					  (message.getAfterTouchValue() * (1.f / 127.f));
	}
	else if(message.isProgramChange())
	{
		getProgram() = (message.getProgramChangeNumber());
	}
	else if(message.isAllNotesOff())
	{
		const ScopedLock sl(lock);
		initEvents();
	}
}

void Synthesiser::handleMidiEvent (const MidiMessage& m)
{
    const int channel = m.getChannel();

    if (m.isNoteOn())
    {
        noteOn (channel, m.getNoteNumber(), m.getFloatVelocity());
    }
    else if (m.isNoteOff())
    {
        noteOff (channel, m.getNoteNumber(), m.getFloatVelocity(), true);
    }
    else if (m.isAllNotesOff() || m.isAllSoundOff())
    {
        allNotesOff (channel, true);
    }
    else if (m.isPitchWheel())
    {
        const int wheelPos = m.getPitchWheelValue();
        lastPitchWheelValues [channel - 1] = wheelPos;
        handlePitchWheel (channel, wheelPos);
    }
    else if (m.isAftertouch())
    {
        handleAftertouch (channel, m.getNoteNumber(), m.getAfterTouchValue());
    }
    else if (m.isChannelPressure())
    {
        handleChannelPressure (channel, m.getChannelPressureValue());
    }
    else if (m.isController())
    {
        handleController (channel, m.getControllerNumber(), m.getControllerValue());
    }
    else if (m.isProgramChange())
    {
        handleProgramChange (channel, m.getProgramChangeNumber());
    }
}

String ZenMidiVisualiserComponent::getMidiMessageDescription(const MidiMessage& m)
{
	if (m.isNoteOn())           return "Note on: " + S(m.getNoteNumber()) + " (" + MidiMessage::getMidiNoteName(m.getNoteNumber(), true, true, 3) + ") Vel: " + S(m.getVelocity());
	if (m.isNoteOff())          return "Note off: " + S(m.getNoteNumber()) + " (" + MidiMessage::getMidiNoteName(m.getNoteNumber(), true, true, 3) + ")";
	if (m.isProgramChange())    return "Program change (Number): " + String(m.getProgramChangeNumber());
	if (m.isPitchWheel())       return "Pitch wheel: " + String(m.getPitchWheelValue());
	if (m.isAftertouch())       return "After touch: " + MidiMessage::getMidiNoteName(m.getNoteNumber(), true, true, 3) + ": " + String(m.getAfterTouchValue());
	if (m.isChannelPressure())  return "Channel pressure: " + String(m.getChannelPressureValue());
	if (m.isAllNotesOff())      return "All notes off";
	if (m.isAllSoundOff())      return "All sound off";
	if (m.isMetaEvent())        return "Meta event";

	if (m.isController())
	{
		String temp = MidiMessage::getControllerName(m.getControllerNumber());
		String name = "Controller [" + S(m.getControllerNumber()) + "]";
		if (!temp.isEmpty())
			name += " " + temp;

		return name + ": " + String(m.getControllerValue());
	}

	return String::toHexString(m.getRawData(), m.getRawDataSize());
}

static String getMidiMessageDescription (const MidiMessage& m)
{
    if (m.isNoteOn())           return "Note on "  + MidiMessage::getMidiNoteName (m.getNoteNumber(), true, true, 3);
    if (m.isNoteOff())          return "Note off " + MidiMessage::getMidiNoteName (m.getNoteNumber(), true, true, 3);
    if (m.isProgramChange())    return "Program change " + String (m.getProgramChangeNumber());
    if (m.isPitchWheel())       return "Pitch wheel " + String (m.getPitchWheelValue());
    if (m.isAftertouch())       return "After touch " + MidiMessage::getMidiNoteName (m.getNoteNumber(), true, true, 3) +  ": " + String (m.getAfterTouchValue());
    if (m.isChannelPressure())  return "Channel pressure " + String (m.getChannelPressureValue());
    if (m.isAllNotesOff())      return "All notes off";
    if (m.isAllSoundOff())      return "All sound off";
    if (m.isMetaEvent())        return "Meta event";

    if (m.isController())
    {
        String name (MidiMessage::getControllerName (m.getControllerNumber()));

        if (name.isEmpty())
            name = "[" + String (m.getControllerNumber()) + "]";

        return "Controler " + name + ": " + String (m.getControllerValue());
    }

    return String::toHexString (m.getRawData(), m.getRawDataSize());
}

//==============================================================================
void MidiMonitorEditor::timerCallback ()
{
    MidiBuffer tmpBuffer;
    int hours, minutes, seconds, frames;
    MidiMessage::SmpteTimecodeType timeCode;
    
    MidiMessageCollector* collector = owner->getMessageCollector ();
    collector->removeNextBlockOfMessages (tmpBuffer, 1024);
    
    if (! tmpBuffer.isEmpty())
	{
        String midiLine;

        int samplePos = 0;
        MidiMessage msg (0xf4, 0.0);
        MidiBuffer::Iterator eventIterator (tmpBuffer);

        while (eventIterator.getNextEvent (msg, samplePos))
        {
           midiLine.printf (T("[CH: %d] "), msg.getChannel());

           if (msg.isNoteOnOrOff ())
           {
                midiLine += MidiMessage::getMidiNoteName (msg.getNoteNumber(),
                                                          true, true, 0);
                midiLine += " ";
                midiLine += String ((int) msg.getVelocity ());

                if (msg.isNoteOn())
                {
                    midiLine += " ON";
                }
                else
                {
                    midiLine += " OFF";
                }
           }
           else if (msg.isAllNotesOff())
           {
                midiLine += "ALL NOTES OFF";
           }
           else if (msg.isAllSoundOff())
           {
                midiLine += "ALL SOUND OFF";
           }
           else if (msg.isPitchWheel())
           {
                midiLine += "PITCHWEEL: ";
                midiLine += String (msg.getPitchWheelValue());
           }
           else if (msg.isAftertouch())
           {
                midiLine += "AFTERTOUCH: ";
                midiLine += String (msg.getAfterTouchValue());
           }
           else if (msg.isChannelPressure())
           {
                midiLine += "CHANNELPRESSURE: ";
                midiLine += String (msg.getChannelPressureValue());
           }
           else if (msg.isSysEx())
           {
                midiLine += "SYSEX: ";
                midiLine += String (msg.getSysExDataSize());
                midiLine += " bytes";
           }
           else if (msg.isProgramChange())
           {
                midiLine += "PROGRAM CHANGE: ";
                midiLine += String (msg.getProgramChangeNumber());
                midiLine += " (";
                midiLine += MidiMessage::getGMInstrumentName (msg.getProgramChangeNumber());
                midiLine += ")";
           }
           else if (msg.isController())
           {
                midiLine += "CC: #";
                midiLine += String (msg.getControllerNumber());
                midiLine += " (";
                midiLine += MidiMessage::getControllerName (msg.getControllerNumber());
                midiLine += ") = ";
                midiLine += String (msg.getControllerValue());
           }
            else if (msg.isTimeSignatureMetaEvent ())
            {
                int newNumerator, newDenominator;
                msg.getTimeSignatureInfo (newNumerator, newDenominator);

                midiLine += "TIME SIGNATURE: ";
                midiLine += String (newNumerator);
                midiLine += " / ";
                midiLine += String (newDenominator);
            }
            else if (msg.isTempoMetaEvent ())
            {
                midiLine += "TEMPO: ";
                midiLine += String (msg.getTempoSecondsPerQuarterNote ());
                //midiLine += " ";
                //midiLine += String (msg.getTempoMetaEventTickLength (ticksPerQuarterNote));
//.........这里部分代码省略.........

void InstanceProcessor::processBlock(AudioSampleBuffer& buffer, MidiBuffer& midiMessages)
{
    for(int i = getTotalNumInputChannels(); i < getTotalNumOutputChannels(); ++i)
    {
        buffer.clear(i, 0, buffer.getNumSamples());
    }
    bool infos = false;
    
    AudioPlayHead* playhead = getPlayHead();
    if(playhead && m_patch_tie)
    {
        infos = playhead->getCurrentPosition(m_playinfos);
    }
    lock();
    {
        m_midi.clear();
        if(infos)
        {
            m_playing_list.setFloat(0, m_playinfos.isPlaying);
            m_playing_list.setFloat(1, m_playinfos.timeInSeconds);
            sendMessageAnything(m_patch_tie, s_playing, m_playing_list);
            m_measure_list.setFloat(0, m_playinfos.bpm);
            m_measure_list.setFloat(1, m_playinfos.timeSigNumerator);
            m_measure_list.setFloat(2, m_playinfos.timeSigDenominator);
            m_measure_list.setFloat(3, m_playinfos.ppqPosition);
            m_measure_list.setFloat(4, m_playinfos.ppqPositionOfLastBarStart);
            sendMessageAnything(m_patch_tie, s_measure, m_measure_list);
        }
        for(size_t i = 0; i < m_parameters.size() && m_parameters[i].isValid(); ++i)
        {
            sendMessageFloat(m_parameters[i].getTie(), m_parameters[i].getValueNonNormalized());
        }
        
        MidiMessage message;
        MidiBuffer::Iterator it(midiMessages);
        int position = midiMessages.getFirstEventTime();
        while(it.getNextEvent(message, position))
        {
            if(message.isNoteOnOrOff())
            {
                sendMidiNote(message.getChannel(), message.getNoteNumber(), message.getVelocity());
            }
            else if(message.isController())
            {
                sendMidiControlChange(message.getChannel(), message.getControllerNumber(), message.getControllerValue());
            }
            else if(message.isPitchWheel())
            {
                sendMidiPitchBend(message.getChannel(), message.getPitchWheelValue());
            }
            else if(message.isChannelPressure())
            {
                sendMidiAfterTouch(message.getChannel(), message.getChannelPressureValue());
            }
            else if(message.isAftertouch())
            {
                sendMidiPolyAfterTouch(message.getChannel(), message.getNoteNumber(), message.getAfterTouchValue());
            }
            else if(message.isProgramChange())
            {
                sendMidiProgramChange(message.getChannel(), message.getProgramChangeNumber());
            }
        }
    }
    midiMessages.clear();
    performDsp(buffer.getNumSamples(),
               getTotalNumInputChannels(), buffer.getArrayOfReadPointers(),
               getTotalNumOutputChannels(), buffer.getArrayOfWritePointers());
    midiMessages.swapWith(m_midi);
    unlock();
}