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#ifndef IMPORTMIDI_CHORD_H
#define IMPORTMIDI_CHORD_H
#include "importmidi_fraction.h"
#include "importmidi_tuplet.h"
#include <map>
namespace Ms {
class Tie;
class TimeSigMap;
class MidiNote {
public:
int pitch;
int velo;
ReducedFraction offTime;
Tie* tie = nullptr;
bool staccato = false;
bool isInTuplet = false;
// for offTime quantization
std::multimap<ReducedFraction, MidiTuplet::TupletData>::iterator tuplet;
// for notation simplification - final quant value
ReducedFraction offTimeQuant = ReducedFraction(-1, 1); // invalid by default
// to assign lyrics
ReducedFraction origOnTime;
};
class MidiChord {
public:
int voice = 0;
QList<MidiNote> notes;
bool isInTuplet = false;
int barIndex = -1;
// for onTime quantization
std::multimap<ReducedFraction, MidiTuplet::TupletData>::iterator tuplet;
bool isStaccato() const
{
for (const auto ¬e: notes)
if (note.staccato)
return true;
return false;
}
};
class MTrack;
namespace MChord {
bool isGrandStaffProgram(int program);
std::multimap<ReducedFraction, MidiChord>::iterator
findFirstChordInRange(std::multimap<ReducedFraction, MidiChord> &chords,
const ReducedFraction &startRangeTick,
const ReducedFraction &endRangeTick);
std::multimap<ReducedFraction, MidiChord>::const_iterator
findFirstChordInRange(const std::multimap<ReducedFraction, MidiChord> &chords,
const ReducedFraction &startRangeTick,
const ReducedFraction &endRangeTick);
template <typename Iter>
Iter findFirstChordInRange(const ReducedFraction &startRangeTick,
const ReducedFraction &endRangeTick,
const Iter &startChordIt,
const Iter &endChordIt)
{
auto it = startChordIt;
for (; it != endChordIt; ++it) {
if (it->first >= startRangeTick) {
if (it->first >= endRangeTick)
it = endChordIt;
break;
}
}
return it;
}
template <typename Iter>
Iter findEndChordInRange(const ReducedFraction &endRangeTick,
const Iter &startChordIt,
const Iter &endChordIt)
{
auto it = startChordIt;
for (; it != endChordIt; ++it) {
if (it->first >= endRangeTick)
break;
}
return it;
}
ReducedFraction minNoteOffTime(const QList<MidiNote> ¬es);
ReducedFraction maxNoteOffTime(const QList<MidiNote> ¬es);
ReducedFraction minNoteLen(const std::pair<const ReducedFraction, MidiChord> &chord);
ReducedFraction maxNoteLen(const std::pair<const ReducedFraction, MidiChord> &chord);
const ReducedFraction& minAllowedDuration();
ReducedFraction findMinDuration(const ReducedFraction &onTime,
const QList<MidiChord> &midiChords,
const ReducedFraction &length);
void sortNotesByPitch(std::multimap<ReducedFraction, MidiChord> &chords);
void sortNotesByLength(std::multimap<ReducedFraction, MidiChord> &chords);
void collectChords(
std::multimap<int, MTrack> &tracks,
const ReducedFraction &humanTolCoeff,
const ReducedFraction &nonHumanTolCoeff);
void collectChords(
MTrack &track,
const ReducedFraction &humanTolCoeff,
const ReducedFraction &nonHumanTolCoeff);
void removeOverlappingNotes(std::multimap<int, MTrack> &tracks);
void mergeChordsWithEqualOnTimeAndVoice(std::multimap<int, MTrack> &tracks);
void splitUnequalChords(std::multimap<int, MTrack> &tracks);
int chordAveragePitch(const QList<MidiNote> ¬es, int beg, int end);
int chordAveragePitch(const QList<MidiNote> ¬es);
ReducedFraction findMaxChordLength(const std::multimap<ReducedFraction, MidiChord> &chords);
std::vector<std::multimap<ReducedFraction, MidiChord>::const_iterator>
findChordsForTimeRange(
int voice,
const ReducedFraction &onTime,
const ReducedFraction &offTime,
const std::multimap<ReducedFraction, MidiChord> &chords,
const ReducedFraction &maxChordLength);
void setBarIndexes(
std::multimap<ReducedFraction, MidiChord> &chords,
const ReducedFraction &basicQuant,
const ReducedFraction &lastTick, const TimeSigMap *sigmap);
#ifdef IMPORTMIDI_DEBUG
bool areOnTimeValuesDifferent(const std::multimap<ReducedFraction, MidiChord> &chords);
bool areBarIndexesSuccessive(const std::multimap<ReducedFraction, MidiChord> &chords);
bool areNotesLongEnough(const std::multimap<ReducedFraction, MidiChord> &chords);
bool isLastTickValid(const ReducedFraction &lastTick,
const std::multimap<ReducedFraction, MidiChord> &chords);
bool isLastTickValid(const ReducedFraction &lastTick,
const std::multimap<int, MTrack> &tracks);
bool areBarIndexesSet(const std::multimap<ReducedFraction, MidiChord> &chords);
#endif
} // namespace MChord
} // namespace Ms
#endif // IMPORTMIDI_CHORD_H
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