本文整理汇总了C++中MidiMessage::isNoteOn方法的典型用法代码示例。如果您正苦于以下问题：C++ MidiMessage::isNoteOn方法的具体用法？C++ MidiMessage::isNoteOn怎么用？C++ MidiMessage::isNoteOn使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类MidiMessage的用法示例。
在下文中一共展示了MidiMessage::isNoteOn方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: RT_MIDI_send_msg_to_patch
static void RT_MIDI_send_msg_to_patch(struct Patch *patch, MidiMessage message, int64_t seq_time){
if (message.isNoteOn())
RT_PATCH_play_note(patch, message.getNoteNumber(), -1, message.getVelocity() / 127.0f, 0.0f, seq_time);
else if (message.isNoteOff())
RT_PATCH_stop_note(patch, message.getNoteNumber(), -1, seq_time);
else if (message.isAftertouch())
RT_PATCH_change_velocity(patch, message.getNoteNumber(), -1, message.getChannelPressureValue() / 127.0f, seq_time);
else {
const uint8_t *raw_data = message.getRawData();
int len = message.getRawDataSize();
R_ASSERT_RETURN_IF_FALSE(len>=1 && len<=3);
uint32_t msg;
if (len==3)
msg = MIDI_msg_pack3(raw_data[0],raw_data[1],raw_data[2]);
else if (len==2)
msg = MIDI_msg_pack2(raw_data[0],raw_data[1]);
else if (len==1)
msg = MIDI_msg_pack1(raw_data[0]);
else
return;
RT_PATCH_send_raw_midi_message(patch, msg, seq_time);
}
}示例2: processBlock
void SoftSynthAudioProcessor::processBlock (AudioSampleBuffer& buffer, MidiBuffer& midiMessages)
{
MidiBuffer processedMidi;
int time;
MidiMessage m;
for (MidiBuffer::Iterator i(midiMessages); i.getNextEvent(m, time);) {
if (m.isNoteOn()) {
m = MidiMessage::noteOn(m.getChannel(), m.getNoteNumber(), m.getVelocity());
synth.keyPressed(m.getNoteNumber(), m.getVelocity());
} else if (m.isNoteOff()) {
m = MidiMessage::noteOff(m.getChannel(), m.getNoteNumber(), m.getVelocity());
synth.keyReleased(m.getNoteNumber());
}
processedMidi.addEvent(m, time);
}
auto synthBuffer = synth.getNextBuffer(buffer.getNumSamples());
float *leftData = buffer.getWritePointer(0);
float *rightData = buffer.getWritePointer(1);
for (int i = 0; i < buffer.getNumSamples(); ++i) {
leftData[i] = synthBuffer[i];
rightData[i] = synthBuffer[i];
}
midiMessages.swapWith(processedMidi);
}示例3: processIncomingMessage
bool MidiControlAction::processIncomingMessage(const MidiMessage& message)
{
if (isLearning)
{
isLearning = false;
messageTemplate = message;
return true;
}
else if (message.isForChannel(messageTemplate.getChannel()))
{
if (messageTemplate.isNoteOnOrOff() && message.isNoteOnOrOff() && message.getNoteNumber() == messageTemplate.getNoteNumber())
{
// toggle!
if (message.isNoteOn() && message.getNoteNumber() == messageTemplate.getNoteNumber())
{
getMappedComponent()->setValue(getMappedComponent()->getValue() >= 0.5f?0.f:1.f);
getMappedComponent()->triggerAsyncUpdate();
}
return true;
}
else if (messageTemplate.isController() && message.isController() && messageTemplate.getControllerNumber() == message.getControllerNumber())
{
//setValue(message.getControllerValue() / 127.0f);
getMappedComponent()->setValue(message.getControllerValue() / 127.0f);
getMappedComponent()->triggerAsyncUpdate();
return true;
}
}
return false;
}示例4: handleMidiEvent
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());
}
}示例5: processNextAudioBlock
void RubberbandAudioSource::processNextAudioBlock()
{
const int numRequired = m_stretcher->getSamplesRequired();
if ( numRequired > 0 )
{
AudioSourceChannelInfo info;
info.buffer = &m_inSampleBuffer;
info.startSample = 0;
info.numSamples = qMin( m_inSampleBuffer.getNumFrames(), numRequired );
m_source->getNextAudioBlock( info, m_midiBuffer );
if ( m_midiBuffer.isEmpty() )
{
m_stretcher->process( m_inSampleBuffer.getArrayOfReadPointers(), info.numSamples, false );
}
else
{
MidiBuffer::Iterator iterator( m_midiBuffer );
MidiMessage message;
int startFrame = info.startSample;
int numFramesLeftToGo = info.numSamples;
while ( numFramesLeftToGo > 0 )
{
int eventPos;
const bool isEventValid = iterator.getNextEvent( message, eventPos ) &&
message.isNoteOn() &&
eventPos < info.numSamples;
const int numFramesToProcess = isEventValid ? eventPos - startFrame : numFramesLeftToGo;
if ( numFramesToProcess > 0 )
{
for ( int chanNum = 0; chanNum < m_numChans; chanNum++ )
{
m_inFloatBuffer[ chanNum ] = m_inSampleBuffer.getReadPointer( chanNum, startFrame );
}
m_stretcher->process( m_inFloatBuffer, numFramesToProcess, false );
}
if ( isEventValid )
{
m_noteTimeRatio = m_noteTimeRatioTable.value( message.getNoteNumber(), 1.0 );
m_stretcher->setTimeRatio( m_globalTimeRatio * m_noteTimeRatio );
}
startFrame += numFramesToProcess;
numFramesLeftToGo -= numFramesToProcess;
}
}
}
else // numRequired == 0
{
m_stretcher->process( m_inSampleBuffer.getArrayOfReadPointers(), 0, false );
}
}示例6: handleIncomingMidiMessage
void MIDIMostRecentNoteInternal::handleIncomingMidiMessage (MidiInput* source, const MidiMessage& message) throw()
{
if(port_ != 0 && port_ != source) return;
if(message.isForChannel(midiChannel_) == false) return;
if(message.isNoteOn() == false) return;
setNormalisedValue(message.getNoteNumber() / 127.f);
}示例7: midiMessageToType
const CtrlrMidiMessageType midiMessageToType (const MidiMessage &midiMessage)
{
if (midiMessage.isController())
{
return (CC);
}
else if (midiMessage.isSysEx())
{
return (SysEx);
}
else if (midiMessage.isNoteOn())
{
return (NoteOn);
}
else if (midiMessage.isNoteOff())
{
return (NoteOff);
}
else if (midiMessage.isAftertouch())
{
return (Aftertouch);
}
else if (midiMessage.isChannelPressure())
{
return (ChannelPressure);
}
else if (midiMessage.isProgramChange())
{
return (ProgramChange);
}
else if (midiMessage.isPitchWheel())
{
return (PitchWheel);
}
else if (midiMessage.isMidiClock())
{
return (MidiClock);
}
else if (midiMessage.isMidiContinue())
{
return (MidiClockContinue);
}
else if (midiMessage.isMidiStart())
{
return (MidiClockStart);
}
else if (midiMessage.isMidiStop())
{
return (MidiClockStop);
}
else if (midiMessage.isActiveSense())
{
return (ActiveSense);
}
return (SysEx);
}示例8: handleIncomingMidiMessage
void MIDIInputDevice::handleIncomingMidiMessage(MidiInput * source, const MidiMessage & message)
{
if (source != device)
{
DBG("different device");
return;
}
if (message.isNoteOn()) inputListeners.call(&MIDIInputListener::noteOnReceived, message.getChannel(), message.getNoteNumber(), message.getVelocity());
else if(message.isNoteOff()) inputListeners.call(&MIDIInputListener::noteOffReceived, message.getChannel(), message.getNoteNumber(), 0); //force note off to velocity 0
else if(message.isController()) inputListeners.call(&MIDIInputListener::controlChangeReceived, message.getChannel(), message.getControllerNumber(), message.getControllerValue());
else if(message.isSysEx()) inputListeners.call(&MIDIInputListener::sysExReceived, message);
}示例9: processNextMidiEvent
void MidiKeyboardState::processNextMidiEvent (const MidiMessage& message)
{
if (message.isNoteOn())
{
noteOnInternal (message.getChannel(), message.getNoteNumber(), message.getFloatVelocity());
}
else if (message.isNoteOff())
{
noteOffInternal (message.getChannel(), message.getNoteNumber(), message.getFloatVelocity());
}
else if (message.isAllNotesOff())
{
for (int i = 0; i < 128; ++i)
noteOffInternal (message.getChannel(), i, 0.0f);
}
}示例10: PK_STRING
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);
}示例11: processMidiMessage
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());
}
}示例12: handleIncomingMidiMessage
/** This function is called whenever the Seaboard object receives some Midi data from the physical Seaboard. It sends out the relevant midi message to all of its listeners, who in return overwrite the midi message functions in order to implement the desired response behaviour.*/
void Seaboard::handleIncomingMidiMessage(MidiInput *source, const MidiMessage &message)
{
if (message.isNoteOn())
{
listeners.call(&Seaboard::Listener::seaboardDidGetNoteOn,message);
}
else if (message.isNoteOff())
{
listeners.call(&Seaboard::Listener::seaboardDidGetNoteOff,message);
}
else if (message.isAftertouch())
{
listeners.call(&Seaboard::Listener::seaboardDidGetAftertouch,message);
}
else if (message.isPitchWheel())
{
listeners.call(&Seaboard::Listener::seaboardDidGetPitchBend,message);
}
listeners.call(&Seaboard::Listener::seaboardDidGetMessage,message);
}示例13: it
void Tunefish4AudioProcessor::processEvents(MidiBuffer &midiMessages, eU32 messageOffset, eU32 frameSize)
{
MidiBuffer::Iterator it(midiMessages);
MidiMessage midiMessage;
int samplePosition;
it.setNextSamplePosition(messageOffset);
while (it.getNextEvent(midiMessage, samplePosition))
{
if (samplePosition >= messageOffset + frameSize)
break;
if (midiMessage.isNoteOn())
{
eU8 velocity = midiMessage.getVelocity();
eU8 note = midiMessage.getNoteNumber();
eTfInstrumentNoteOn(*tf, note, velocity);
}
else if (midiMessage.isNoteOff())
{
eU8 note = midiMessage.getNoteNumber();
eTfInstrumentNoteOff(*tf, note);
}
else if (midiMessage.isAllNotesOff())
{
eTfInstrumentAllNotesOff(*tf);
}
else if (midiMessage.isPitchWheel())
{
eS32 bend_lsb = midiMessage.getRawData()[1] & 0x7f;
eS32 bend_msb = midiMessage.getRawData()[2] & 0x7f;
eTfInstrumentPitchBend(*tf, ((eF32(bend_msb) / 127.0f) - 0.5f) * 2.0f,
((eF32(bend_lsb) / 127.0f) - 0.5f) * 2.0f);
}
}
}示例14: handleMidiEvent
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());
}
}示例15: getMidiMessageDescription
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());
}