1561 lines
52 KiB
C++
1561 lines
52 KiB
C++
//=============================================================================
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// MuseScore
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// Linux Music Score Editor
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// $Id: seq.cpp 5660 2012-05-22 14:17:39Z wschweer $
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//
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// Copyright (C) 2002-2011 Werner Schweer and others
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//=============================================================================
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#include "config.h"
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#include "seq.h"
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#include "musescore.h"
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#include "synthesizer/msynthesizer.h"
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#include "libmscore/slur.h"
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#include "libmscore/tie.h"
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#include "libmscore/score.h"
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#include "libmscore/segment.h"
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#include "libmscore/note.h"
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#include "libmscore/chord.h"
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#include "libmscore/tempo.h"
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#include "scoreview.h"
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#include "playpanel.h"
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#include "libmscore/staff.h"
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#include "libmscore/measure.h"
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#include "preferences.h"
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#include "libmscore/part.h"
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#include "libmscore/ottava.h"
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#include "libmscore/utils.h"
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#include "libmscore/repeatlist.h"
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#include "libmscore/audio.h"
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#include "synthcontrol.h"
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#include "pianoroll.h"
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#include "pianotools.h"
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#include "click.h"
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#include <vorbis/vorbisfile.h>
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namespace Ms {
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Seq* seq;
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static const int guiRefresh = 10; // Hz
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static const int peakHoldTime = 1400; // msec
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static const int peakHold = (peakHoldTime * guiRefresh) / 1000;
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static OggVorbis_File vf;
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#if 0 // yet(?) unused
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static const int AUDIO_BUFFER_SIZE = 1024 * 512; // 2 MB
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#endif
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//---------------------------------------------------------
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// VorbisData
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//---------------------------------------------------------
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struct VorbisData {
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int pos; // current position in audio->data()
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QByteArray data;
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};
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static VorbisData vorbisData;
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static size_t ovRead(void* ptr, size_t size, size_t nmemb, void* datasource);
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static int ovSeek(void* datasource, ogg_int64_t offset, int whence);
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static long ovTell(void* datasource);
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static ov_callbacks ovCallbacks = {
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ovRead, ovSeek, 0, ovTell
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};
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//---------------------------------------------------------
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// ovRead
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//---------------------------------------------------------
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static size_t ovRead(void* ptr, size_t size, size_t nmemb, void* datasource)
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{
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VorbisData* vd = (VorbisData*)datasource;
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size_t n = size * nmemb;
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if (vd->data.size() < int(vd->pos + n))
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n = vd->data.size() - vd->pos;
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if (n) {
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const char* src = vd->data.data() + vd->pos;
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memcpy(ptr, src, n);
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vd->pos += n;
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}
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return n;
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}
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//---------------------------------------------------------
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// ovSeek
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//---------------------------------------------------------
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static int ovSeek(void* datasource, ogg_int64_t offset, int whence)
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{
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VorbisData* vd = (VorbisData*)datasource;
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switch(whence) {
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case SEEK_SET:
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vd->pos = offset;
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break;
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case SEEK_CUR:
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vd->pos += offset;
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break;
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case SEEK_END:
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vd->pos = vd->data.size() - offset;
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break;
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}
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return 0;
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}
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//---------------------------------------------------------
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// ovTell
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//---------------------------------------------------------
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static long ovTell(void* datasource)
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{
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VorbisData* vd = (VorbisData*)datasource;
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return vd->pos;
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}
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//---------------------------------------------------------
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// Seq
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//---------------------------------------------------------
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Seq::Seq()
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{
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running = false;
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playlistChanged = false;
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cs = 0;
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cv = 0;
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tackRest = 0;
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tickRest = 0;
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maxMidiOutPort = 0;
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endTick = 0;
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state = Transport::STOP;
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oggInit = false;
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_driver = 0;
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playPos = events.cbegin();
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playTime = 0;
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metronomeVolume = 0.3;
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useJackTransportSavedFlag = false;
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inCountIn = false;
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countInPlayPos = countInEvents.cbegin();
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countInPlayTime = 0;
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meterValue[0] = 0.0;
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meterValue[1] = 0.0;
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meterPeakValue[0] = 0.0;
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meterPeakValue[1] = 0.0;
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peakTimer[0] = 0;
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peakTimer[1] = 0;
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heartBeatTimer = new QTimer(this);
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connect(heartBeatTimer, SIGNAL(timeout()), this, SLOT(heartBeatTimeout()));
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noteTimer = new QTimer(this);
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noteTimer->setSingleShot(true);
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connect(noteTimer, SIGNAL(timeout()), this, SLOT(stopNotes()));
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noteTimer->stop();
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connect(this, SIGNAL(toGui(int, int)), this, SLOT(seqMessage(int, int)), Qt::QueuedConnection);
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prevTimeSig.setNumerator(0);
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prevTempo = 0;
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connect(this, SIGNAL(timeSigChanged()),this,SLOT(handleTimeSigTempoChanged()));
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connect(this, SIGNAL(tempoChanged()),this,SLOT(handleTimeSigTempoChanged()));
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}
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//---------------------------------------------------------
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// Seq
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//---------------------------------------------------------
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Seq::~Seq()
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{
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delete _driver;
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}
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//---------------------------------------------------------
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// setScoreView
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//---------------------------------------------------------
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void Seq::setScoreView(ScoreView* v)
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{
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if (oggInit) {
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ov_clear(&vf);
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oggInit = false;
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}
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if (cv !=v && cs) {
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unmarkNotes();
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stopWait();
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}
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cv = v;
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if (cs)
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disconnect(cs, SIGNAL(playlistChanged()), this, SLOT(setPlaylistChanged()));
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cs = cv ? cv->score()->masterScore() : 0;
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if (!heartBeatTimer->isActive())
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heartBeatTimer->start(20); // msec
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playlistChanged = true;
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_synti->reset();
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if (cs) {
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initInstruments();
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connect(cs, SIGNAL(playlistChanged()), this, SLOT(setPlaylistChanged()));
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}
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}
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//---------------------------------------------------------
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// init
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// return false on error
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//---------------------------------------------------------
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bool Seq::init(bool hotPlug)
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{
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if (!_driver || !_driver->start(hotPlug)) {
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qDebug("Cannot start I/O");
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running = false;
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return false;
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}
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running = true;
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return true;
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}
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//---------------------------------------------------------
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// exit
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//---------------------------------------------------------
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void Seq::exit()
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{
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if (_driver) {
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if (MScore::debugMode)
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qDebug("Stop I/O");
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stopWait();
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delete _driver;
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_driver = 0;
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}
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}
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//---------------------------------------------------------
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// rewindStart
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//---------------------------------------------------------
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void Seq::rewindStart()
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{
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seek(0);
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}
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//---------------------------------------------------------
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// loopStart
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//---------------------------------------------------------
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void Seq::loopStart()
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{
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start();
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// qDebug("LoopStart. playPos = %d", playPos);
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}
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//---------------------------------------------------------
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// canStart
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// return true if sequencer can be started
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//---------------------------------------------------------
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bool Seq::canStart()
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{
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if (!_driver)
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return false;
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if (playlistChanged)
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collectEvents();
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return (!events.empty() && endTick != 0);
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}
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//---------------------------------------------------------
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// start
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// called from gui thread
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//---------------------------------------------------------
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void Seq::start()
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{
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if (playlistChanged)
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collectEvents();
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if (cs->playMode() == PlayMode::AUDIO) {
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if (!oggInit) {
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vorbisData.pos = 0;
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vorbisData.data = cs->audio()->data();
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int n = ov_open_callbacks(&vorbisData, &vf, 0, 0, ovCallbacks);
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if (n < 0) {
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qDebug("ogg open failed: %d", n);
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}
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oggInit = true;
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}
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}
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if ((mscore->loop())) {
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if (cs->selection().isRange())
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setLoopSelection();
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if (!preferences.useJackTransport || (preferences.useJackTransport && state == Transport::STOP))
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seek(cs->repeatList()->tick2utick(cs->loopInTick()));
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}
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else {
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if (!preferences.useJackTransport || (preferences.useJackTransport && state == Transport::STOP))
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seek(cs->repeatList()->tick2utick(cs->playPos()));
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}
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if (preferences.useJackTransport && mscore->countIn() && state == Transport::STOP) {
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// Ready to start playing count in, switching to fake transport
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// to prevent playing in other applications with our ticks simultaneously
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useJackTransportSavedFlag = true;
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preferences.useJackTransport = false;
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}
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_driver->startTransport();
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}
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//---------------------------------------------------------
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// stop
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// called from gui thread
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//---------------------------------------------------------
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void Seq::stop()
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{
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if (state == Transport::STOP)
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return;
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if (oggInit) {
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ov_clear(&vf);
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oggInit = false;
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}
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if (!_driver)
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return;
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if (!preferences.useJackTransport || (preferences.useJackTransport && _driver->getState() == Transport::PLAY))
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_driver->stopTransport();
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if (cv)
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cv->setCursorOn(false);
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if (cs) {
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cs->setLayoutAll();
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cs->setUpdateAll();
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cs->update();
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}
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}
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//---------------------------------------------------------
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// stopWait
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//---------------------------------------------------------
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void Seq::stopWait()
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{
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stop();
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QWaitCondition sleep;
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int idx = 0;
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while (state != Transport::STOP) {
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qDebug("State %d", (int)state);
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mutex.lock();
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sleep.wait(&mutex, 100);
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mutex.unlock();
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++idx;
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Q_ASSERT(idx <= 10);
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}
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}
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//---------------------------------------------------------
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// seqStarted
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//---------------------------------------------------------
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void MuseScore::seqStarted()
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{
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if (cv)
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cv->setCursorOn(true);
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if (cs)
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cs->update();
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}
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//---------------------------------------------------------
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// seqStopped
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// JACK has stopped
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// executed in gui environment
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//---------------------------------------------------------
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void MuseScore::seqStopped()
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{
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cv->setCursorOn(false);
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}
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//---------------------------------------------------------
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// unmarkNotes
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//---------------------------------------------------------
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void Seq::unmarkNotes()
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{
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foreach(const Note* n, markedNotes) {
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n->setMark(false);
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cs->addRefresh(n->canvasBoundingRect());
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}
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markedNotes.clear();
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PianoTools* piano = mscore->pianoTools();
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if (piano && piano->isVisible())
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piano->heartBeat(markedNotes);
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}
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//---------------------------------------------------------
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// guiStop
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//---------------------------------------------------------
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void Seq::guiStop()
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{
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QAction* a = getAction("play");
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a->setChecked(false);
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unmarkNotes();
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if (!cs)
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return;
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cs->setPlayPos(cs->repeatList()->utick2tick(cs->utime2utick(qreal(playTime) / qreal(MScore::sampleRate))));
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cs->update();
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emit stopped();
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}
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//---------------------------------------------------------
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// seqSignal
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// sequencer message to GUI
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// execution environment: gui thread
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//---------------------------------------------------------
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void Seq::seqMessage(int msg, int arg)
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{
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switch(msg) {
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case '5': {
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// Update the screen after seeking from the realtime thread
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Segment* seg = cs->tick2segment(arg);
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if (seg)
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mscore->currentScoreView()->moveCursor(seg->tick());
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cs->setPlayPos(arg);
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cs->update();
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break;
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}
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case '4': // Restart the playback at the end of the score
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loopStart();
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break;
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case '3': // Loop restart while playing
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seek(cs->repeatList()->tick2utick(cs->loopInTick()));
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break;
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case '2':
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guiStop();
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// heartBeatTimer->stop();
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if (_driver && mscore->getSynthControl()) {
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meterValue[0] = .0f;
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meterValue[1] = .0f;
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meterPeakValue[0] = .0f;
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meterPeakValue[1] = .0f;
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peakTimer[0] = 0;
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peakTimer[1] = 0;
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mscore->getSynthControl()->setMeter(0.0, 0.0, 0.0, 0.0);
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}
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seek(0);
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break;
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case '0': // STOP
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guiStop();
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// heartBeatTimer->stop();
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if (_driver && mscore->getSynthControl()) {
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meterValue[0] = .0f;
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meterValue[1] = .0f;
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meterPeakValue[0] = .0f;
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meterPeakValue[1] = .0f;
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peakTimer[0] = 0;
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peakTimer[1] = 0;
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mscore->getSynthControl()->setMeter(0.0, 0.0, 0.0, 0.0);
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}
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break;
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case '1': // PLAY
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emit started();
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// heartBeatTimer->start(1000/guiRefresh);
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break;
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default:
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qDebug("MScore::Seq:: unknown seq msg %d", msg);
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break;
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}
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}
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//---------------------------------------------------------
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// playEvent
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// send one event to the synthesizer
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//---------------------------------------------------------
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void Seq::playEvent(const NPlayEvent& event, unsigned framePos)
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{
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int type = event.type();
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if (type == ME_NOTEON) {
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bool mute;
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const Note* note = event.note();
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if (note) {
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Instrument* instr = note->staff()->part()->instrument(note->chord()->tick());
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const Channel* a = instr->channel(note->subchannel());
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mute = a->mute || a->soloMute;
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}
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else
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mute = false;
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if (!mute)
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putEvent(event, framePos);
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}
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else if (type == ME_CONTROLLER || type == ME_PITCHBEND)
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putEvent(event, framePos);
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}
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//---------------------------------------------------------
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// recomputeMaxMidiOutPort
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// Computes the maximum number of midi out ports
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// in all opened scores
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//---------------------------------------------------------
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void Seq::recomputeMaxMidiOutPort()
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{
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if (!(preferences.useJackMidi || preferences.useAlsaAudio))
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return;
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int max = 0;
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for (Score * s : MuseScoreCore::mscoreCore->scores()) {
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if (s->masterScore()->midiPortCount() > max)
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max = s->masterScore()->midiPortCount();
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}
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maxMidiOutPort = max;
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}
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//---------------------------------------------------------
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// processMessages
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// from gui to process thread
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//---------------------------------------------------------
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void Seq::processMessages()
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{
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for (;;) {
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if (toSeq.empty())
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break;
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SeqMsg msg = toSeq.dequeue();
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switch(msg.id) {
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case SeqMsgId::TEMPO_CHANGE:
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{
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if (!cs)
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continue;
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if (playTime != 0) {
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int utick = cs->utime2utick(qreal(playTime) / qreal(MScore::sampleRate));
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cs->tempomap()->setRelTempo(msg.realVal);
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playTime = cs->utick2utime(utick) * MScore::sampleRate;
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if (preferences.jackTimebaseMaster && preferences.useJackTransport)
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_driver->seekTransport(utick + 2 * cs->utime2utick(qreal((_driver->bufferSize()) + 1) / qreal(MScore::sampleRate)));
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}
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else
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cs->tempomap()->setRelTempo(msg.realVal);
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cs->repeatList()->update();
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prevTempo = curTempo();
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emit tempoChanged();
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}
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break;
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case SeqMsgId::PLAY:
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putEvent(msg.event);
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break;
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case SeqMsgId::SEEK:
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setPos(msg.intVal);
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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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}
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//---------------------------------------------------------
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// metronome
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//---------------------------------------------------------
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void Seq::metronome(unsigned n, float* p, bool force)
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{
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if (!mscore->metronome() && !force) {
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tickRest = 0;
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tackRest = 0;
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return;
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}
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if (tickRest) {
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tackRest = 0;
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|
int idx = tickLength - tickRest;
|
|
int nn = n < tickRest ? n : tickRest;
|
|
for (int i = 0; i < nn; ++i) {
|
|
qreal v = tick[idx] * metronomeVolume;
|
|
*p++ += v;
|
|
*p++ += v;
|
|
++idx;
|
|
}
|
|
tickRest -= nn;
|
|
}
|
|
if (tackRest) {
|
|
int idx = tackLength - tackRest;
|
|
int nn = n < tackRest ? n : tackRest;
|
|
for (int i = 0; i < nn; ++i) {
|
|
qreal v = tack[idx] * metronomeVolume;
|
|
*p++ += v;
|
|
*p++ += v;
|
|
++idx;
|
|
}
|
|
tackRest -= nn;
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// addCountInClicks
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::addCountInClicks()
|
|
{
|
|
int plPos = cs->playPos();
|
|
Measure* m = cs->tick2measure(plPos);
|
|
int tick = cs->renderMetronome(&countInEvents, m, plPos, 0, true);
|
|
NPlayEvent event;
|
|
event.setType(ME_INVALID);
|
|
event.setPitch(0);
|
|
countInEvents.insert( std::pair<int,NPlayEvent>(tick, event));
|
|
// initialize play parameters to count-in events
|
|
countInPlayPos = countInEvents.cbegin();
|
|
countInPlayTime = 0;
|
|
}
|
|
|
|
//-------------------------------------------------------------------
|
|
// process
|
|
// This function is called in a realtime context. This
|
|
// means that no blocking operations are allowed which
|
|
// includes memory allocation. The usual thread synchronisation
|
|
// methods like semaphores can also not be used.
|
|
//-------------------------------------------------------------------
|
|
|
|
void Seq::process(unsigned n, float* buffer)
|
|
{
|
|
unsigned frames = n;
|
|
Transport driverState = _driver->getState();
|
|
// Checking for the reposition from JACK Transport
|
|
_driver->checkTransportSeek(playTime, frames, inCountIn);
|
|
|
|
if (driverState != state) {
|
|
// Got a message from JACK Transport panel: Play
|
|
if (state == Transport::STOP && driverState == Transport::PLAY) {
|
|
if ((preferences.useJackMidi || preferences.useJackAudio) && !getAction("play")->isChecked()) {
|
|
// Do not play while editing elements
|
|
if (mscore->state() != STATE_NORMAL || !isRunning() || !canStart())
|
|
return;
|
|
getAction("play")->setChecked(true);
|
|
getAction("play")->triggered(true);
|
|
|
|
// If we just launch MuseScore and press "Play" on JACK Transport with time 0:00
|
|
// MuseScore doesn't seek to 0 and guiPos is uninitialized, so let's make it manually
|
|
if (preferences.useJackTransport && getCurTick() == 0)
|
|
seekRT(0);
|
|
|
|
// Switching to fake transport while playing count in
|
|
// to prevent playing in other applications with our ticks simultaneously
|
|
if (preferences.useJackTransport && mscore->countIn()) {
|
|
// Stopping real JACK Transport
|
|
_driver->stopTransport();
|
|
// Starting fake transport
|
|
useJackTransportSavedFlag = preferences.useJackTransport;
|
|
preferences.useJackTransport = false;
|
|
_driver->startTransport();
|
|
}
|
|
}
|
|
if (preferences.useJackMidi) { // TODO same for ALSA Midi
|
|
// Initializing instruments every time we start playback.
|
|
// External synth can have wrong values, for example
|
|
// if we switch between scores
|
|
initInstruments(true);
|
|
}
|
|
// Need to change state after calling collectEvents()
|
|
state = Transport::PLAY;
|
|
if (mscore->countIn() && cs->playMode() == PlayMode::SYNTHESIZER) {
|
|
countInEvents.clear();
|
|
inCountIn = true;
|
|
}
|
|
emit toGui('1');
|
|
}
|
|
// Got a message from JACK Transport panel: Stop
|
|
else if (state == Transport::PLAY && driverState == Transport::STOP) {
|
|
state = Transport::STOP;
|
|
// Muting all notes
|
|
stopNotes(-1, true);
|
|
if (playPos == events.cend()) {
|
|
if (mscore->loop()) {
|
|
qDebug("Seq.cpp - Process - Loop whole score. playPos = %d cs->pos() = %d", playPos->first,cs->pos());
|
|
emit toGui('4');
|
|
return;
|
|
}
|
|
else {
|
|
emit toGui('2');
|
|
}
|
|
}
|
|
else {
|
|
emit toGui('0');
|
|
}
|
|
}
|
|
else if (state != driverState)
|
|
qDebug("Seq: state transition %d -> %d ?",
|
|
(int)state, (int)driverState);
|
|
}
|
|
|
|
memset(buffer, 0, sizeof(float) * n * 2); // assume two channels
|
|
float* p = buffer;
|
|
|
|
processMessages();
|
|
|
|
if (state == Transport::PLAY) {
|
|
if (!cs)
|
|
return;
|
|
EventMap::const_iterator* pPlayPos = &playPos;
|
|
EventMap* pEvents = &events;
|
|
int* pPlayTime = &playTime;
|
|
//
|
|
// in count-in?
|
|
//
|
|
if (inCountIn) {
|
|
if (countInEvents.size() == 0)
|
|
addCountInClicks();
|
|
pEvents = &countInEvents;
|
|
pPlayPos = &countInPlayPos;
|
|
pPlayTime = &countInPlayTime;
|
|
}
|
|
//
|
|
// play events for one segment
|
|
//
|
|
unsigned framePos = 0;
|
|
int endTime = *pPlayTime + frames;
|
|
int utickEnd = cs->repeatList()->tick2utick(cs->lastMeasure()->endTick());
|
|
for ( ; *pPlayPos != pEvents->cend(); ) {
|
|
int n;
|
|
if (inCountIn) {
|
|
|
|
qreal bps = curTempo() * cs->tempomap()->relTempo();
|
|
// relTempo needed here to ensure that bps changes as we slide the tempo bar
|
|
|
|
qreal tickssec = bps * MScore::division;
|
|
qreal secs = (*pPlayPos)->first / tickssec;
|
|
int f = secs * MScore::sampleRate;
|
|
if (f >= endTime)
|
|
break;
|
|
n = f - *pPlayTime;
|
|
if (n < 0) {
|
|
qDebug("Count-in: %d: %d - %d", (*pPlayPos)->first, f, *pPlayTime);
|
|
n = 0;
|
|
}
|
|
}
|
|
else {
|
|
int f = cs->utick2utime(playPos->first) * MScore::sampleRate;
|
|
if (f >= endTime)
|
|
break;
|
|
n = f - *pPlayTime;
|
|
if (n < 0) {
|
|
qDebug("%d: %d - %d", (*pPlayPos)->first, f, *pPlayTime);
|
|
n = 0;
|
|
}
|
|
if (mscore->loop()) {
|
|
int utickLoop = cs->repeatList()->tick2utick(cs->loopOutTick());
|
|
if (utickLoop < utickEnd) {
|
|
// Also make sure we are not "before" the loop
|
|
if ((*pPlayPos)->first >= utickLoop || cs->repeatList()->utick2tick((*pPlayPos)->first) < cs->loopInTick()) {
|
|
qDebug ("Process playPos = %d in/out tick = %d/%d getCurTick() = %d tickLoop = %d playTime = %d",
|
|
(*pPlayPos)->first, cs->loopInTick(), cs->loopOutTick(), getCurTick(), utickLoop, *pPlayTime);
|
|
if (preferences.useJackTransport) {
|
|
int loopInUtick = cs->repeatList()->tick2utick(cs->loopInTick());
|
|
_driver->seekTransport(loopInUtick);
|
|
if (loopInUtick != 0) {
|
|
int seekto = loopInUtick - 2 * cs->utime2utick((qreal)_driver->bufferSize() / MScore::sampleRate);
|
|
seekRT((seekto > 0) ? seekto : 0 );
|
|
}
|
|
}
|
|
else {
|
|
emit toGui('3');
|
|
}
|
|
// Exit this function to avoid segmentation fault in Scoreview
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (n) {
|
|
if (cs->playMode() == PlayMode::SYNTHESIZER) {
|
|
metronome(n, p, inCountIn);
|
|
_synti->process(n, p);
|
|
p += n * 2;
|
|
*pPlayTime += n;
|
|
frames -= n;
|
|
framePos += n;
|
|
}
|
|
else {
|
|
while (n > 0) {
|
|
int section;
|
|
float** pcm;
|
|
long rn = ov_read_float(&vf, &pcm, n, §ion);
|
|
if (rn == 0)
|
|
break;
|
|
for (int i = 0; i < rn; ++i) {
|
|
*p++ = pcm[0][i];
|
|
*p++ = pcm[1][i];
|
|
}
|
|
*pPlayTime += rn;
|
|
frames -= rn;
|
|
framePos += rn;
|
|
n -= rn;
|
|
}
|
|
}
|
|
}
|
|
const NPlayEvent& event = (*pPlayPos)->second;
|
|
playEvent(event, framePos);
|
|
if (event.type() == ME_TICK1)
|
|
tickRest = tickLength;
|
|
else if (event.type() == ME_TICK2)
|
|
tackRest = tackLength;
|
|
mutex.lock();
|
|
++(*pPlayPos);
|
|
mutex.unlock();
|
|
}
|
|
if (frames) {
|
|
if (cs->playMode() == PlayMode::SYNTHESIZER) {
|
|
metronome(frames, p, inCountIn);
|
|
_synti->process(frames, p);
|
|
*pPlayTime += frames;
|
|
}
|
|
else {
|
|
int n = frames;
|
|
while (n > 0) {
|
|
int section;
|
|
float** pcm;
|
|
long rn = ov_read_float(&vf, &pcm, n, §ion);
|
|
if (rn == 0)
|
|
break;
|
|
for (int i = 0; i < rn; ++i) {
|
|
*p++ = pcm[0][i];
|
|
*p++ = pcm[1][i];
|
|
}
|
|
*pPlayTime += rn;
|
|
frames -= rn;
|
|
framePos += rn;
|
|
n -= rn;
|
|
}
|
|
}
|
|
}
|
|
if (*pPlayPos == pEvents->cend()) {
|
|
if (inCountIn) {
|
|
inCountIn = false;
|
|
// Connecting to JACK Transport if MuseScore was temporarily disconnected from it
|
|
if (useJackTransportSavedFlag) {
|
|
// Stopping fake driver
|
|
_driver->stopTransport();
|
|
preferences.useJackTransport = true;
|
|
// Starting the real JACK Transport. All applications play in sync now
|
|
_driver->startTransport();
|
|
}
|
|
}
|
|
else
|
|
_driver->stopTransport();
|
|
}
|
|
}
|
|
else {
|
|
_synti->process(frames, p);
|
|
}
|
|
//
|
|
// metering / master gain
|
|
//
|
|
qreal lv = 0.0f;
|
|
qreal rv = 0.0f;
|
|
p = buffer;
|
|
for (unsigned i = 0; i < n; ++i) {
|
|
qreal val = *p;
|
|
lv = qMax(lv, qAbs(val));
|
|
*p++ = val;
|
|
|
|
val = *p;
|
|
rv = qMax(lv, qAbs(val));
|
|
*p++ = val;
|
|
}
|
|
meterValue[0] = lv;
|
|
meterValue[1] = rv;
|
|
if (meterPeakValue[0] < lv) {
|
|
meterPeakValue[0] = lv;
|
|
peakTimer[0] = 0;
|
|
}
|
|
if (meterPeakValue[1] < rv) {
|
|
meterPeakValue[1] = rv;
|
|
peakTimer[1] = 0;
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// initInstruments
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::initInstruments(bool realTime)
|
|
{
|
|
// Add midi out ports if necessary
|
|
if (cs && (preferences.useJackMidi || preferences.useAlsaAudio)) {
|
|
// Increase the maximum number of midi ports if user adds staves/instruments
|
|
int scoreMaxMidiPort = cs->masterScore()->midiPortCount();
|
|
if (maxMidiOutPort < scoreMaxMidiPort)
|
|
maxMidiOutPort = scoreMaxMidiPort;
|
|
// if maxMidiOutPort is equal to existing ports number, it will do nothing
|
|
if (_driver)
|
|
_driver->updateOutPortCount(maxMidiOutPort + 1);
|
|
}
|
|
|
|
foreach(const MidiMapping& mm, *cs->midiMapping()) {
|
|
Channel* channel = mm.articulation;
|
|
foreach(const MidiCoreEvent& e, channel->init) {
|
|
if (e.type() == ME_INVALID)
|
|
continue;
|
|
NPlayEvent event(e.type(), channel->channel, e.dataA(), e.dataB());
|
|
if (realTime)
|
|
putEvent(event);
|
|
else
|
|
sendEvent(event);
|
|
}
|
|
// Setting pitch bend sensitivity to 12 semitones for external synthesizers
|
|
if ((preferences.useJackMidi || preferences.useAlsaAudio) && mm.channel != 9) {
|
|
if (realTime) {
|
|
putEvent(NPlayEvent(ME_CONTROLLER, channel->channel, CTRL_LRPN, 0));
|
|
putEvent(NPlayEvent(ME_CONTROLLER, channel->channel, CTRL_HRPN, 0));
|
|
putEvent(NPlayEvent(ME_CONTROLLER, channel->channel, CTRL_HDATA,12));
|
|
putEvent(NPlayEvent(ME_CONTROLLER, channel->channel, CTRL_LRPN, 127));
|
|
putEvent(NPlayEvent(ME_CONTROLLER, channel->channel, CTRL_HRPN, 127));
|
|
}
|
|
else {
|
|
sendEvent(NPlayEvent(ME_CONTROLLER, channel->channel, CTRL_LRPN, 0));
|
|
sendEvent(NPlayEvent(ME_CONTROLLER, channel->channel, CTRL_HRPN, 0));
|
|
sendEvent(NPlayEvent(ME_CONTROLLER, channel->channel, CTRL_HDATA,12));
|
|
sendEvent(NPlayEvent(ME_CONTROLLER, channel->channel, CTRL_LRPN, 127));
|
|
sendEvent(NPlayEvent(ME_CONTROLLER, channel->channel, CTRL_HRPN, 127));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// collectEvents
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::collectEvents()
|
|
{
|
|
//do not collect even while playing
|
|
if (state == Transport::PLAY)
|
|
return;
|
|
events.clear();
|
|
|
|
mutex.lock();
|
|
cs->renderMidi(&events);
|
|
endTick = 0;
|
|
|
|
if (!events.empty()) {
|
|
auto e = events.cend();
|
|
--e;
|
|
endTick = e->first;
|
|
}
|
|
playPos = events.cbegin();
|
|
mutex.unlock();
|
|
|
|
playlistChanged = false;
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// getCurTick
|
|
//---------------------------------------------------------
|
|
|
|
int Seq::getCurTick()
|
|
{
|
|
return cs->utime2utick(qreal(playTime) / qreal(MScore::sampleRate));
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// setRelTempo
|
|
// relTempo = 1.0 = normal tempo
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::setRelTempo(double relTempo)
|
|
{
|
|
guiToSeq(SeqMsg(SeqMsgId::TEMPO_CHANGE, relTempo));
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// setPos
|
|
// seek
|
|
// realtime environment
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::setPos(int utick)
|
|
{
|
|
if (cs == 0)
|
|
return;
|
|
stopNotes(-1, true);
|
|
|
|
int ucur;
|
|
if (playPos != events.end())
|
|
ucur = cs->repeatList()->utick2tick(playPos->first);
|
|
else
|
|
ucur = utick - 1;
|
|
if (utick != ucur)
|
|
updateSynthesizerState(ucur, utick);
|
|
|
|
playTime = cs->utick2utime(utick) * MScore::sampleRate;
|
|
mutex.lock();
|
|
playPos = events.lower_bound(utick);
|
|
mutex.unlock();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// seekCommon
|
|
// a common part of seek() and seekRT(), contains code
|
|
// that could be safely called from any thread.
|
|
// Do not use explicitly, use seek() or seekRT()
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::seekCommon(int utick)
|
|
{
|
|
if (cs == 0)
|
|
return;
|
|
|
|
if (playlistChanged)
|
|
collectEvents();
|
|
|
|
if (cs->playMode() == PlayMode::AUDIO) {
|
|
ogg_int64_t sp = cs->utick2utime(utick) * MScore::sampleRate;
|
|
ov_pcm_seek(&vf, sp);
|
|
}
|
|
|
|
guiPos = events.lower_bound(utick);
|
|
mscore->setPos(cs->repeatList()->utick2tick(utick));
|
|
unmarkNotes();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// seek
|
|
// send seek message to sequencer
|
|
// gui thread
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::seek(int utick)
|
|
{
|
|
if (preferences.useJackTransport) {
|
|
if (utick > endTick)
|
|
utick = 0;
|
|
_driver->seekTransport(utick);
|
|
if (utick != 0)
|
|
return;
|
|
}
|
|
seekCommon(utick);
|
|
|
|
int tick = cs->repeatList()->utick2tick(utick);
|
|
Segment* seg = cs->tick2segment(tick);
|
|
if (seg)
|
|
mscore->currentScoreView()->moveCursor(seg->tick());
|
|
cs->setPlayPos(tick);
|
|
cs->update();
|
|
guiToSeq(SeqMsg(SeqMsgId::SEEK, utick));
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// seekRT
|
|
// realtime thread
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::seekRT(int utick)
|
|
{
|
|
if (preferences.useJackTransport && utick > endTick)
|
|
utick = 0;
|
|
seekCommon(utick);
|
|
setPos(utick);
|
|
// Update the screen in GUI thread
|
|
emit toGui('5', cs->repeatList()->utick2tick(utick));
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// startNote
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::startNote(int channel, int pitch, int velo, double nt)
|
|
{
|
|
if (state != Transport::STOP)
|
|
return;
|
|
NPlayEvent ev(ME_NOTEON, channel, pitch, velo);
|
|
ev.setTuning(nt);
|
|
sendEvent(ev);
|
|
}
|
|
|
|
void Seq::startNote(int channel, int pitch, int velo, int duration, double nt)
|
|
{
|
|
stopNotes();
|
|
startNote(channel, pitch, velo, nt);
|
|
startNoteTimer(duration);
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// startNoteTimer
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::startNoteTimer(int duration)
|
|
{
|
|
if (duration) {
|
|
noteTimer->setInterval(duration);
|
|
noteTimer->start();
|
|
}
|
|
}
|
|
//---------------------------------------------------------
|
|
// stopNoteTimer
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::stopNoteTimer()
|
|
{
|
|
if (noteTimer->isActive()) {
|
|
noteTimer->stop();
|
|
stopNotes();
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// stopNotes
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::stopNotes(int channel, bool realTime)
|
|
{
|
|
auto send = [this, realTime](const NPlayEvent& event) {
|
|
if (realTime)
|
|
putEvent(event);
|
|
else
|
|
sendEvent(event);
|
|
};
|
|
// Stop notes in all channels
|
|
if (channel == -1) {
|
|
for(int ch = 0; ch < cs->midiMapping()->size(); ch++) {
|
|
send(NPlayEvent(ME_CONTROLLER, ch, CTRL_SUSTAIN, 0));
|
|
send(NPlayEvent(ME_CONTROLLER, ch, CTRL_ALL_NOTES_OFF, 0));
|
|
if (cs->midiChannel(ch) != 9)
|
|
send(NPlayEvent(ME_PITCHBEND, ch, 0, 64));
|
|
}
|
|
}
|
|
else {
|
|
send(NPlayEvent(ME_CONTROLLER, channel, CTRL_SUSTAIN, 0));
|
|
send(NPlayEvent(ME_CONTROLLER, channel, CTRL_ALL_NOTES_OFF, 0));
|
|
if (cs->midiChannel(channel) != 9)
|
|
send(NPlayEvent(ME_PITCHBEND, channel, 0, 64));
|
|
}
|
|
if (preferences.useAlsaAudio || preferences.useJackAudio || preferences.usePulseAudio || preferences.usePortaudioAudio)
|
|
_synti->allNotesOff(channel);
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// setController
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::setController(int channel, int ctrl, int data)
|
|
{
|
|
NPlayEvent event(ME_CONTROLLER, channel, ctrl, data);
|
|
sendEvent(event);
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// sendEvent
|
|
// called from GUI context to send a midi event to
|
|
// midi out or synthesizer
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::sendEvent(const NPlayEvent& ev)
|
|
{
|
|
guiToSeq(SeqMsg(SeqMsgId::PLAY, ev));
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// nextMeasure
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::nextMeasure()
|
|
{
|
|
Measure* m = cs->tick2measure(guiPos->first);
|
|
if (m) {
|
|
if (m->nextMeasure())
|
|
m = m->nextMeasure();
|
|
seek(m->tick());
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// nextChord
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::nextChord()
|
|
{
|
|
int tick = guiPos->first;
|
|
for (auto i = guiPos; i != events.cend(); ++i) {
|
|
if (i->second.type() == ME_NOTEON && i->first > tick && i->second.velo()) {
|
|
seek(i->first);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// prevMeasure
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::prevMeasure()
|
|
{
|
|
auto i = guiPos;
|
|
if (i == events.begin())
|
|
return;
|
|
--i;
|
|
Measure* m = cs->tick2measure(i->first);
|
|
if (m) {
|
|
if ((i->first == m->tick()) && m->prevMeasure())
|
|
m = m->prevMeasure();
|
|
seek(m->tick());
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// prevChord
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::prevChord()
|
|
{
|
|
int tick = playPos->first;
|
|
//find the chord just before playpos
|
|
EventMap::const_iterator i = events.upper_bound(cs->repeatList()->tick2utick(tick));
|
|
for (;;) {
|
|
if (i->second.type() == ME_NOTEON) {
|
|
const NPlayEvent& n = i->second;
|
|
if (i->first < tick && n.velo()) {
|
|
tick = i->first;
|
|
break;
|
|
}
|
|
}
|
|
if (i == events.cbegin())
|
|
break;
|
|
--i;
|
|
}
|
|
//go the previous chord
|
|
if (i != events.cbegin()) {
|
|
i = playPos;
|
|
for (;;) {
|
|
if (i->second.type() == ME_NOTEON) {
|
|
const NPlayEvent& n = i->second;
|
|
if (i->first < tick && n.velo()) {
|
|
seek(i->first);
|
|
break;
|
|
}
|
|
}
|
|
if (i == events.cbegin())
|
|
break;
|
|
--i;
|
|
}
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// seekEnd
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::seekEnd()
|
|
{
|
|
qDebug("seek to end");
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// guiToSeq
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::guiToSeq(const SeqMsg& msg)
|
|
{
|
|
if (!_driver || !running)
|
|
return;
|
|
toSeq.enqueue(msg);
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// eventToGui
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::eventToGui(NPlayEvent e)
|
|
{
|
|
fromSeq.enqueue(SeqMsg(SeqMsgId::MIDI_INPUT_EVENT, e));
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// midiInputReady
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::midiInputReady()
|
|
{
|
|
if (_driver)
|
|
_driver->midiRead();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// SeqMsgFifo
|
|
//---------------------------------------------------------
|
|
|
|
SeqMsgFifo::SeqMsgFifo()
|
|
{
|
|
maxCount = SEQ_MSG_FIFO_SIZE;
|
|
clear();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// enqueue
|
|
//---------------------------------------------------------
|
|
|
|
void SeqMsgFifo::enqueue(const SeqMsg& msg)
|
|
{
|
|
int i = 0;
|
|
int n = 50;
|
|
|
|
QMutex mutex;
|
|
QWaitCondition qwc;
|
|
mutex.lock();
|
|
for (; i < n; ++i) {
|
|
if (!isFull())
|
|
break;
|
|
qwc.wait(&mutex,100);
|
|
}
|
|
mutex.unlock();
|
|
if (i == n) {
|
|
qDebug("===SeqMsgFifo: overflow");
|
|
return;
|
|
}
|
|
messages[widx] = msg;
|
|
push();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// dequeue
|
|
//---------------------------------------------------------
|
|
|
|
SeqMsg SeqMsgFifo::dequeue()
|
|
{
|
|
SeqMsg msg = messages[ridx];
|
|
pop();
|
|
return msg;
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// putEvent
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::putEvent(const NPlayEvent& event, unsigned framePos)
|
|
{
|
|
if (!cs)
|
|
return;
|
|
int channel = event.channel();
|
|
if (channel >= cs->midiMapping()->size()) {
|
|
qDebug("bad channel value %d >= %d", channel, cs->midiMapping()->size());
|
|
return;
|
|
}
|
|
int syntiIdx= _synti->index(cs->midiMapping(channel)->articulation->synti);
|
|
_synti->play(event, syntiIdx);
|
|
if (_driver != 0 && (preferences.useJackMidi || preferences.useAlsaAudio))
|
|
_driver->putEvent(event, framePos);
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// heartBeat
|
|
// update GUI
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::heartBeatTimeout()
|
|
{
|
|
SynthControl* sc = mscore->getSynthControl();
|
|
if (sc && _driver) {
|
|
if (++peakTimer[0] >= peakHold)
|
|
meterPeakValue[0] *= .7f;
|
|
if (++peakTimer[1] >= peakHold)
|
|
meterPeakValue[1] *= .7f;
|
|
sc->setMeter(meterValue[0], meterValue[1], meterPeakValue[0], meterPeakValue[1]);
|
|
}
|
|
|
|
while (!fromSeq.empty()) {
|
|
SeqMsg msg = fromSeq.dequeue();
|
|
if (msg.id == SeqMsgId::MIDI_INPUT_EVENT) {
|
|
int type = msg.event.type();
|
|
if (type == ME_NOTEON)
|
|
mscore->midiNoteReceived(msg.event.channel(), msg.event.pitch(), msg.event.velo());
|
|
else if (type == ME_NOTEOFF)
|
|
mscore->midiNoteReceived(msg.event.channel(), msg.event.pitch(), 0);
|
|
else if (type == ME_CONTROLLER)
|
|
mscore->midiCtrlReceived(msg.event.controller(), msg.event.value());
|
|
}
|
|
}
|
|
|
|
if (state != Transport::PLAY || inCountIn)
|
|
return;
|
|
|
|
int endTime = playTime;
|
|
|
|
mutex.lock();
|
|
auto ppos = playPos;
|
|
if (ppos != events.cbegin())
|
|
--ppos;
|
|
mutex.unlock();
|
|
|
|
if (cs && cs->sigmap()->timesig(getCurTick()).nominal()!=prevTimeSig) {
|
|
prevTimeSig = cs->sigmap()->timesig(getCurTick()).nominal();
|
|
emit timeSigChanged();
|
|
}
|
|
if (cs && curTempo()!=prevTempo) {
|
|
prevTempo = curTempo();
|
|
emit tempoChanged();
|
|
}
|
|
|
|
QRectF r;
|
|
for (;guiPos != events.cend(); ++guiPos) {
|
|
if (guiPos->first > ppos->first)
|
|
break;
|
|
if (mscore->loop())
|
|
if (guiPos->first >= cs->repeatList()->tick2utick(cs->loopOutTick()))
|
|
break;
|
|
const NPlayEvent& n = guiPos->second;
|
|
if (n.type() == ME_NOTEON) {
|
|
const Note* note1 = n.note();
|
|
if (n.velo()) {
|
|
while (note1) {
|
|
note1->setMark(true);
|
|
markedNotes.append(note1);
|
|
r |= note1->canvasBoundingRect();
|
|
note1 = note1->tieFor() ? note1->tieFor()->endNote() : 0;
|
|
}
|
|
}
|
|
else {
|
|
while (note1) {
|
|
note1->setMark(false);
|
|
r |= note1->canvasBoundingRect();
|
|
markedNotes.removeOne(note1);
|
|
note1 = note1->tieFor() ? note1->tieFor()->endNote() : 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
int utick = ppos->first;
|
|
int tick = cs->repeatList()->utick2tick(utick);
|
|
mscore->currentScoreView()->moveCursor(tick);
|
|
mscore->setPos(tick);
|
|
|
|
emit(heartBeat(tick, utick, endTime));
|
|
|
|
PianorollEditor* pre = mscore->getPianorollEditor();
|
|
if (pre && pre->isVisible())
|
|
pre->heartBeat(this);
|
|
|
|
PianoTools* piano = mscore->pianoTools();
|
|
if (piano && piano->isVisible())
|
|
piano->heartBeat(markedNotes);
|
|
|
|
cv->update(cv->toPhysical(r));
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// updateSynthesizerState
|
|
// collect all controller events between tick1 and tick2
|
|
// and send them to the synthesizer
|
|
// Called from RT thread
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::updateSynthesizerState(int tick1, int tick2)
|
|
{
|
|
if (tick1 > tick2)
|
|
tick1 = 0;
|
|
// Making a local copy of events to avoid touching it
|
|
// from different threads at the same time
|
|
EventMap ev = events;
|
|
EventMap::const_iterator i1 = ev.lower_bound(tick1);
|
|
EventMap::const_iterator i2 = ev.upper_bound(tick2);
|
|
|
|
for (; i1 != i2; ++i1) {
|
|
if (i1->second.type() == ME_CONTROLLER)
|
|
playEvent(i1->second, 0);
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// curTempo
|
|
//---------------------------------------------------------
|
|
|
|
double Seq::curTempo() const
|
|
{
|
|
return cs->tempomap()->tempo(playPos->first);
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// set Loop in position
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::setLoopIn()
|
|
{
|
|
int tick;
|
|
if (state == Transport::PLAY) { // If in playback mode, set the In position where note is being played
|
|
auto ppos = playPos;
|
|
if (ppos != events.cbegin())
|
|
--ppos; // We have to go back one pos to get the correct note that has just been played
|
|
tick = cs->repeatList()->utick2tick(ppos->first);
|
|
}
|
|
else
|
|
tick = cs->pos(); // Otherwise, use the selected note.
|
|
if (tick >= cs->loopOutTick()) // If In pos >= Out pos, reset Out pos to end of score
|
|
cs->setPos(POS::RIGHT, cs->lastMeasure()->endTick());
|
|
cs->setPos(POS::LEFT, tick);
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// set Loop Out position
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::setLoopOut()
|
|
{
|
|
int tick;
|
|
if (state == Transport::PLAY) { // If in playback mode, set the Out position where note is being played
|
|
tick = cs->repeatList()->utick2tick(playPos->first);
|
|
}
|
|
else
|
|
tick = cs->pos() + cs->inputState().ticks(); // Otherwise, use the selected note.
|
|
if (tick <= cs->loopInTick()) // If Out pos <= In pos, reset In pos to beginning of score
|
|
cs->setPos(POS::LEFT, 0);
|
|
else
|
|
if (tick > cs->lastMeasure()->endTick())
|
|
tick = cs->lastMeasure()->endTick();
|
|
cs->setPos(POS::RIGHT, tick);
|
|
if (state == Transport::PLAY)
|
|
guiToSeq(SeqMsg(SeqMsgId::SEEK, tick));
|
|
}
|
|
|
|
void Seq::setPos(POS, unsigned tick)
|
|
{
|
|
qDebug("seq: setPos %d", tick);
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// set Loop In/Out position based on the selection
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::setLoopSelection()
|
|
{
|
|
cs->setLoopInTick(cs->selection().tickStart());
|
|
cs->setLoopOutTick(cs->selection().tickEnd());
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// Called after tempo or time signature
|
|
// changed while playback
|
|
//---------------------------------------------------------
|
|
|
|
void Seq::handleTimeSigTempoChanged()
|
|
{
|
|
_driver->handleTimeSigTempoChanged();
|
|
}
|
|
}
|