381 lines
7.9 KiB
C++
381 lines
7.9 KiB
C++
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#include "genericmidi.hxx"
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#include <string>
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#include <sstream>
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#include <fstream>
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#include <iostream>
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#include "../jack.hxx"
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#include "../gridlogic.hxx"
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#include "../cjson/cJSON.h"
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extern Jack* jack;
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GenericMIDI::GenericMIDI(std::string file, std::string name) :
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Controller(),
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MidiObserver(name)
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{
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_port = port();
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/// load the JSON config file
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loadController( file );
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}
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std::string GenericMIDI::getName()
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{
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return name;
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}
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void GenericMIDI::volume(int t, float f)
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{
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cout << "t " << t << " vol " << f << endl;
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}
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/*
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void GenericMIDI::recordArm(int t, bool enabled)
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{
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unsigned char data[3];
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data[0] = 144 + t;
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data[1] = 48; // record enable LED
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data[2] = enabled ? 127 : 0;
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jack->midiObserverWriteMIDI( _port, &data[0] );
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}
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void GenericMIDI::progress(int t, int s, float f)
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{
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unsigned char data[3];
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data[0] = 176;
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data[1] = 48; // record enable LED
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data[2] = 127 * f;
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jack->midiObserverWriteMIDI( _port, &data[0] );
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}
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void GenericMIDI::trackSend(int t, int send, float v)
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{
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if ( t >= NTRACKS)
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{
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// master track
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return;
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}
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unsigned char data[3];
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if ( send == SEND_SIDE )
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{
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data[0] = 144 + t;
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data[1] = 49;
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data[2] = v > 0.5 ? 127 : 0 ;
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}
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else if ( send == SEND_POST )
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{
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data[0] = 176 + t;
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data[1] = 16;
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data[2] = 127 * v;
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}
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else if ( send == SEND_REV )
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{
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data[0] = 176 + t;
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data[1] = 17;
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data[2] = 127 * v;
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}
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jack->midiObserverWriteMIDI( _port, &data[0] );
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}
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void GenericMIDI::setSceneState(int t, int clip, GridLogic::State s)
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{
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unsigned char data[3];
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data[0] = 144 + t;
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data[1] = 53 + clip;
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switch (s)
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{
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case GridLogic::STATE_EMPTY: data[2] = 0; break;
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case GridLogic::STATE_PLAYING: data[2] = 1; break;
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case GridLogic::STATE_PLAY_QUEUED: data[2] = 2; break;
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case GridLogic::STATE_RECORDING: data[2] = 3; break;
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case GridLogic::STATE_RECORD_QUEUED: data[2] = 4; break;
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case GridLogic::STATE_STOPPED: data[2] = 5; break;
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case GridLogic::STATE_STOP_QUEUED: data[2] = 6; break;
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}
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jack->midiObserverWriteMIDI( _port, &data[0] );
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}
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void GenericMIDI::launchScene( int s )
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{
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unsigned char data[3];
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for(int i = 0; i < 5; i++ )
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{
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data[0] = 128;
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data[1] = 82 + i; // scene play
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data[2] = 0;
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jack->midiObserverWriteMIDI( _port, &data[0] );
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}
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data[0] = 144;
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data[1] = 82 + s;
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data[2] = 127;
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jack->midiObserverWriteMIDI( _port, &data[0] );
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}
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void GenericMIDI::mute(int t, bool b)
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{
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}
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void GenericMIDI::volume(int t, float f)
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{
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}
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void GenericMIDI::noteOn( int track, int note, int vel )
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{
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printf("apc noteOn: t = %i, n = %i, vel = %i\n", track, note, vel);
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if ( note >= 53 && note <= 57 )
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{
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if ( shiftPressed )
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{
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footpedalTrack = track;
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footpedalScene = note - 53;
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}
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else
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jack->getGridLogic()->pressed( track, note - 53 );
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return;
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}
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switch( note )
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{
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case 48: { // record
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jack->getLogic()->trackRecordArm(track, true);
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} break;
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case 49: { // solo / cue
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jack->getLogic()->trackSend(track, SEND_SIDE, 1);
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} break;
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case 82: // Master Scene Clips
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case 83:
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case 84:
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case 85:
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case 86: {
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jack->getGridLogic()->launchScene(note - 82);
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} break;
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case 98: { // Shift
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shiftPressed = true;
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break; }
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case 99: { // tap tempo
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jack->getLogic()->tapTempo();
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jack->getControllerUpdater()->tapTempo( true );
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} break;
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case 100: { // nudge +
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} break;
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case 101: { // nudge -
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} break;
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default:
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break;
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}
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}
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void GenericMIDI::noteOff( int track, int note, int vel )
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{
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printf("apc noteOff: t = %i, n = %i, vel = %i\n", track, note, vel);
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if ( note >= 53 && note <= 57 )
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{
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jack->getGridLogic()->released( track, note - 53 );
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}
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switch( note )
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{
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case 48: { // record
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jack->getLogic()->trackRecordArm(track, false);
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} break;
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case 49: { // solo / cue
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jack->getLogic()->trackSend(track, SEND_SIDE, 0);
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}
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case 99: { // tap tempo
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EventTimeTempoTap e(false);
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writeToGuiRingbuffer( &e );
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} break;
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case 82: // scene launch
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case 83:
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case 84:
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case 85:
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case 86: {
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int s = jack->getGridLogic()->getLaunchedScene();
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launchScene( s );
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} break ;
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case 98: { // Shift
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shiftPressed = false;
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break; }
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}
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}
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void GenericMIDI::ccChange( int track, int cc, float value )
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{
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if ( track >= 0 && track < NTRACKS )
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{
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switch( cc )
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{
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/// Track faders
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case 7: {
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jack->getLogic()->trackVolume( track, value );
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break; }
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case 14: { // master
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jack->getLogic()->trackVolume( -1, value );
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break; }
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/// X-Fader
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case 15: {
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jack->getTimeManager()->setBpm( 60 + value * 180 );
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break; }
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/// Device Control
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case 16: {
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//jack->getLogic()->trackSend( track, SEND_SIDE, value );
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break; }
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case 17: {
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jack->getLogic()->trackSend( track, SEND_POST, value );
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break; }
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case 18: {
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jack->getLogic()->trackSend( track, SEND_REV, value );
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break; }
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case 64: { // FootSwitch 1
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if ( value > 0.5 )
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{
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printf("footpedal press %i, %i\n", footpedalTrack, footpedalScene );
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jack->getGridLogic()->pressed( footpedalTrack, footpedalScene );
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}
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else
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{
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printf("footpedal release %i, %i\n", footpedalTrack, footpedalScene );
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jack->getGridLogic()->released( footpedalTrack, footpedalScene );
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} break; }
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case 67: { // FootSwitch 2
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break; }
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}
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}
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else
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// tracks outside normal track range
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// handle master track buttons etc here
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{
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if ( cc == 16 ) // master device control select
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{
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}
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}
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}
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*/
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void GenericMIDI::midi(unsigned char* data)
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{
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int b1 = data[0];
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int b2 = data[1];
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int b3 = data[2];
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// TODO: Generic MIDI needs MIDI map from JSON
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// FIXME: used variables
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if ( b2 == b3 ) {}
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if ( b1 >= 144 && b1 < 144 + 16 ) // NOTE_ON
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{
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//noteOn( b1 - 144, b2, b3 );
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}
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else if ( b1 >= 128 && b1 < 128 + 16 ) // NOTE_OFF
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{
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//noteOff( b1 - 128, b2, b3 );
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}
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else if ( b1 >= 176 && b1 < 176 + 16 ) // CC
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{
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//ccChange( b1 - 176, b2, data[2] / 127.f );
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}
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}
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void GenericMIDI::reset()
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{
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/*
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unsigned char data[3];
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// setup "volume" style rotary display
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for(int i = 0; i < NTRACKS; i++)
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{
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data[0] = 176 + i;
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data[1] = 0x19;
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data[2] = 2;
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jack->midiObserverWriteMIDI( _port, &data[0] );
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}
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*/
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}
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int GenericMIDI::loadController( std::string file )
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{
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LUPPP_NOTE("%s%s","Loading controller : ", file.c_str() );
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/// open and read whole file
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#ifdef DEBUG_CONTROLLER
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cout << "loading controller file " << file.c_str() << endl;
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#endif
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std::ifstream sampleFile( file.c_str(), std::ios_base::in|std::ios_base::ate);
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long file_length = sampleFile.tellg();
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if ( file_length > 0 )
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{
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sampleFile.seekg(0, std::ios_base::beg);
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sampleFile.clear();
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char *sampleString = new char[file_length];
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sampleFile.read(sampleString, file_length);
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cJSON* controllerJson = cJSON_Parse( sampleString );
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if (!controllerJson) {
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LUPPP_ERROR("%s %s","Error in Sample JSON before: ", cJSON_GetErrorPtr() );
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return LUPPP_RETURN_ERROR;
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}
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cJSON* control = cJSON_GetObjectItem( controllerJson, "midiIn" );
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if ( control )
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{
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LUPPP_NOTE("%s,%i","num MIDI inputs: ", control->valueint );
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}
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else
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{
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cout << "Warning: controller.cfg has no entry for MIDI inputs." << endl;
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}
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cJSON_Delete( controllerJson );
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delete[] sampleString;
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}
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else
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{
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LUPPP_WARN("%s %s","No controller file found at ", file.c_str() );
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return LUPPP_RETURN_WARNING;
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}
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return LUPPP_RETURN_OK;
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}
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