diff options
Diffstat (limited to 'src/libs/engine/MidiTriggerNode.cpp')
-rw-r--r-- | src/libs/engine/MidiTriggerNode.cpp | 77 |
1 files changed, 43 insertions, 34 deletions
diff --git a/src/libs/engine/MidiTriggerNode.cpp b/src/libs/engine/MidiTriggerNode.cpp index d0beff60..9d78f7b8 100644 --- a/src/libs/engine/MidiTriggerNode.cpp +++ b/src/libs/engine/MidiTriggerNode.cpp @@ -15,9 +15,10 @@ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -#include "MidiTriggerNode.h" #include <cmath> #include <raul/midi_events.h> +#include "MidiTriggerNode.h" +#include "AudioBuffer.h" #include "InputPort.h" #include "OutputPort.h" #include "Plugin.h" @@ -31,22 +32,22 @@ MidiTriggerNode::MidiTriggerNode(const string& path, size_t poly, Patch* parent, { _ports = new Raul::Array<Port*>(5); - _midi_in_port = new InputPort<MidiMessage>(this, "MIDIIn", 0, 1, DataType::MIDI, _buffer_size); + _midi_in_port = new InputPort(this, "MIDIIn", 0, 1, DataType::MIDI, _buffer_size); _ports->at(0) = _midi_in_port; - _note_port = new InputPort<Sample>(this, "NoteNumber", 1, 1, DataType::FLOAT, 1); + _note_port = new InputPort(this, "NoteNumber", 1, 1, DataType::FLOAT, 1); // new PortInfo("Note Number", CONTROL, INPUT, INTEGER, 60, 0, 127), 1); _ports->at(1) = _note_port; - _gate_port = new OutputPort<Sample>(this, "Gate", 2, 1, DataType::FLOAT, _buffer_size); + _gate_port = new OutputPort(this, "Gate", 2, 1, DataType::FLOAT, _buffer_size); // new PortInfo("Gate", AUDIO, OUTPUT, 0, 0, 1), _buffer_size); _ports->at(2) = _gate_port; - _trig_port = new OutputPort<Sample>(this, "Trigger", 3, 1, DataType::FLOAT, _buffer_size); + _trig_port = new OutputPort(this, "Trigger", 3, 1, DataType::FLOAT, _buffer_size); // new PortInfo("Trigger", AUDIO, OUTPUT, 0, 0, 1), _buffer_size); _ports->at(3) = _trig_port; - _vel_port = new OutputPort<Sample>(this, "Velocity", 4, poly, DataType::FLOAT, _buffer_size); + _vel_port = new OutputPort(this, "Velocity", 4, poly, DataType::FLOAT, _buffer_size); // new PortInfo("Velocity", AUDIO, OUTPUT, 0, 0, 1), _buffer_size); _ports->at(4) = _vel_port; @@ -61,27 +62,35 @@ MidiTriggerNode::process(SampleCount nframes, FrameTime start, FrameTime end) { InternalNode::process(nframes, start, end); - MidiMessage ev; - - for (size_t i=0; i < _midi_in_port->buffer(0)->filled_size(); ++i) { - ev = _midi_in_port->buffer(0)->value_at(i); - - switch (ev.buffer[0] & 0xF0) { - case MIDI_CMD_NOTE_ON: - if (ev.buffer[2] == 0) - note_off(ev.buffer[1], ev.time, nframes, start, end); - else - note_on(ev.buffer[1], ev.buffer[2], ev.time, nframes, start, end); - break; - case MIDI_CMD_NOTE_OFF: - note_off(ev.buffer[1], ev.time, nframes, start, end); - break; - case MIDI_CMD_CONTROL: - if (ev.buffer[1] == MIDI_CTL_ALL_NOTES_OFF - || ev.buffer[1] == MIDI_CTL_ALL_SOUNDS_OFF) - _gate_port->buffer(0)->set(0.0f, ev.time); - default: - break; + double timestamp = 0; + uint32_t size = 0; + unsigned char* buffer = NULL; + + MidiBuffer* const midi_in = (MidiBuffer*)_midi_in_port->buffer(0); + assert(midi_in->this_nframes() == nframes); + + while (midi_in->get_event(×tamp, &size, &buffer) < nframes) { + + const FrameTime time = start + (FrameTime)timestamp; + + if (size >= 3) { + switch (buffer[0] & 0xF0) { + case MIDI_CMD_NOTE_ON: + if (buffer[2] == 0) + note_off(buffer[1], time, nframes, start, end); + else + note_on(buffer[1], buffer[2], time, nframes, start, end); + break; + case MIDI_CMD_NOTE_OFF: + note_off(buffer[1], time, nframes, start, end); + break; + case MIDI_CMD_CONTROL: + if (buffer[1] == MIDI_CTL_ALL_NOTES_OFF + || buffer[1] == MIDI_CTL_ALL_SOUNDS_OFF) + ((AudioBuffer*)_gate_port->buffer(0))->set(0.0f, time); + default: + break; + } } } } @@ -95,7 +104,7 @@ MidiTriggerNode::note_on(uchar note_num, uchar velocity, FrameTime time, SampleC //std::cerr << "Note on starting at sample " << offset << std::endl; - const Sample filter_note = _note_port->buffer(0)->value_at(0); + const Sample filter_note = ((AudioBuffer*)_note_port->buffer(0))->value_at(0); if (filter_note >= 0.0 && filter_note < 127.0 && (note_num == (uchar)filter_note)){ // FIXME FIXME FIXME @@ -105,10 +114,10 @@ MidiTriggerNode::note_on(uchar note_num, uchar velocity, FrameTime time, SampleC if (offset == (SampleCount)(_buffer_size-1)) --offset; - _gate_port->buffer(0)->set(1.0f, offset); - _trig_port->buffer(0)->set(1.0f, offset, offset); - _trig_port->buffer(0)->set(0.0f, offset+1); - _vel_port->buffer(0)->set(velocity/127.0f, offset); + ((AudioBuffer*)_gate_port->buffer(0))->set(1.0f, offset); + ((AudioBuffer*)_trig_port->buffer(0))->set(1.0f, offset, offset); + ((AudioBuffer*)_trig_port->buffer(0))->set(0.0f, offset+1); + ((AudioBuffer*)_vel_port->buffer(0))->set(velocity/127.0f, offset); } } @@ -119,8 +128,8 @@ MidiTriggerNode::note_off(uchar note_num, FrameTime time, SampleCount nframes, F assert(time >= start && time <= end); assert(time - start < _buffer_size); - if (note_num == lrintf(_note_port->buffer(0)->value_at(0))) - _gate_port->buffer(0)->set(0.0f, time - start); + if (note_num == lrintf(((AudioBuffer*)_note_port->buffer(0))->value_at(0))) + ((AudioBuffer*)_gate_port->buffer(0))->set(0.0f, time - start); } |