bool EffectSoundTouch::ProcessNoteTrack(Track *track)
{
NoteTrack *nt = (NoteTrack *) track;
if (nt == NULL) return false;
nt->WarpAndTransposeNotes(mCurT0, mCurT1, *GetTimeWarper(), mSemitones);
return true;
}
bool NoteTrack::Paste(double t, Track *src)
{
// Paste inserts src at time t. If src has a positive offset,
// the offset is treated as silence which is also inserted. If
// the offset is negative, the offset is ignored and the ENTIRE
// src is inserted (otherwise, we would either lose data from
// src by not inserting things at negative times, or inserting
// things at negative times could overlap things already in
// the destination track).
//Check that src is a non-NULL NoteTrack
if (src == NULL || src->GetKind() != Track::Note)
return false;
NoteTrack* other = (NoteTrack*)src;
if (other->mSeq == NULL)
return false;
if(!mSeq)
mSeq = new Alg_seq();
if (other->GetOffset() > 0) {
mSeq->convert_to_seconds();
mSeq->insert_silence(t - GetOffset(), other->GetOffset());
t += other->GetOffset();
}
mSeq->paste(t - GetOffset(), other->mSeq);
return true;
}
void AudacityProject::OnImportMIDI(wxCommandEvent & event)
{
wxString path = gPrefs->Read("/DefaultOpenPath",::wxGetCwd());
wxString fileName = wxFileSelector(_("Select a MIDI file..."),
path, // Path
"", // Name
"", // Extension
_("All files (*.*)|*.*|"
"MIDI files (*.mid)|*.mid|"
"Allegro files (*.gro)|*.gro"),
0, // Flags
this); // Parent
if (fileName != "") {
path =::wxPathOnly(fileName);
gPrefs->Write("/DefaultOpenPath", path);
NoteTrack *newTrack = new NoteTrack(&mDirManager);
if (::ImportMIDI(fileName, newTrack)) {
SelectNone();
mTracks->Add(newTrack);
newTrack->SetSelected(true);
PushState(wxString::Format(_("Imported MIDI from '%s'"),
fileName.c_str()));
FixScrollbars();
mTrackPanel->Refresh(false);
}
}
}
bool NoteTrack::Cut(double t0, double t1, Track **dest) {
//dest goes onto clipboard
*dest = NULL; // This is redundant
if (t1 <= t0)
return false;
double len = t1-t0;
NoteTrack *newTrack = new NoteTrack(mDirManager);
newTrack->Init(*this);
mSeq->convert_to_seconds();
newTrack->mSeq = mSeq->cut(t0, len, false);
mLen = (mLen <= len ? 0.0 : mLen - len);
newTrack->mLen = len;
// What should be done with the rest of newTrack's members?
//(mBottomNote, mDirManager, mLastMidiPosition,
// mSerializationBuffer, mSerializationLength, mVisibleChannels)
*dest = newTrack;
return true;
}
void NoteTrack::WarpAndTransposeNotes(double t0, double t1,
const TimeWarper &warper,
double semitones)
{
// Since this is a duplicate and duplicates convert mSeq to
// a text string for saving as XML, we probably have to
// duplicate again to get back an mSeq
NoteTrack *nt = this;
double offset = nt->GetOffset(); // track is shifted this amount
if (!mSeq) { // replace saveme with an (unserialized) duplicate
nt = (NoteTrack *) this->Duplicate();
wxASSERT(!mSeq && nt->mSeq && !nt->mSerializationBuffer);
// swap mSeq and Buffer between this and nt
nt->mSerializationBuffer = mSerializationBuffer;
nt->mSerializationLength = mSerializationLength;
mSerializationBuffer = NULL;
mSerializationLength = 0;
mSeq = nt->mSeq;
nt->mSeq = NULL;
delete nt; // delete the duplicate
}
mSeq->convert_to_seconds(); // make sure time units are right
t1 -= offset; // adjust time range to compensate for track offset
t0 -= offset;
if (t1 > mSeq->get_dur()) { // make sure t0, t1 are within sequence
t1 = mSeq->get_dur();
if (t0 >= t1) return;
}
Alg_iterator iter(mSeq, false);
iter.begin();
Alg_event_ptr event;
while ((event = iter.next()) && event->time < t1) {
if (event->is_note() && event->time >= t0 &&
// Allegro data structure does not restrict channels to 16.
// Since there is not way to select more than 16 channels,
// map all channel numbers mod 16. This will have no effect
// on MIDI files, but it will allow users to at least select
// all channels on non-MIDI event sequence data.
IsVisibleChan(event->chan % 16)) {
event->set_pitch(event->get_pitch() + semitones);
}
}
iter.end();
// now, use warper to warp the tempo map
mSeq->convert_to_beats(); // beats remain the same
Alg_time_map_ptr map = mSeq->get_time_map();
map->insert_beat(t0, map->time_to_beat(t0));
map->insert_beat(t1, map->time_to_beat(t1));
int i, len = map->length();
for (i = 0; i < len; i++) {
Alg_beat &beat = map->beats[i];
beat.time = warper.Warp(beat.time + offset) - offset;
}
// about to redisplay, so might as well convert back to time now
mSeq->convert_to_seconds();
}
void NoteTrack::WriteXML(XMLWriter &xmlFile)
{
std::ostringstream data;
// Normally, Duplicate is called in pairs -- once to put NoteTrack
// on the Undo stack, and again to move from the Undo stack to an
// "active" editable state. For efficiency, we do not do a "real"
// Duplicate followed by serialization into a binary blob. Instead,
// we combine the Duplicate with serialization or unserialization.
// Serialization and Unserialization happen on alternate calls to
// Duplicate and (usually) produce the right results at the right
// time.
// It turns out that this optimized Duplicate is a little too
// clever. There is at least one case where a track can be duplicated
// and then AutoSave'd. (E.g. do an "Insert Silence" effect on a
// NoteTrack.) In this case, mSeq will be NULL. To avoid a crash
// and perform WriteXML, we may need to restore NoteTracks from binary
// blobs to regular data structures (with an Alg_seq member).
NoteTrack *saveme = this;
if (!mSeq) { // replace saveme with an (unserialized) duplicate
saveme = (NoteTrack *) this->Duplicate();
assert(saveme->mSeq);
}
saveme->mSeq->write(data, true);
xmlFile.StartTag(wxT("notetrack"));
xmlFile.WriteAttr(wxT("name"), saveme->mName);
xmlFile.WriteAttr(wxT("offset"), saveme->GetOffset());
xmlFile.WriteAttr(wxT("visiblechannels"), saveme->mVisibleChannels);
xmlFile.WriteAttr(wxT("height"), saveme->GetActualHeight());
xmlFile.WriteAttr(wxT("minimized"), saveme->GetMinimized());
xmlFile.WriteAttr(wxT("isSelected"), this->GetSelected());
#ifdef EXPERIMENTAL_MIDI_OUT
xmlFile.WriteAttr(wxT("velocity"), (double) saveme->mGain);
#endif
xmlFile.WriteAttr(wxT("bottomnote"), saveme->mBottomNote);
xmlFile.WriteAttr(wxT("data"), wxString(data.str().c_str(), wxConvUTF8));
xmlFile.EndTag(wxT("notetrack"));
if (this != saveme) {
delete saveme; // delete the duplicate
}
}
bool NoteTrack::Copy(double t0, double t1, Track **dest){
//dest goes onto clipboard
*dest = NULL; // This is redundant and matches WaveTrack::Copy
if (t1 <= t0)
return false;
double len = t1-t0;
NoteTrack *newTrack = new NoteTrack(mDirManager);
newTrack->Init(*this);
mSeq->convert_to_seconds();
newTrack->mSeq = mSeq->copy(t0 - GetOffset(), len, false);
newTrack->SetOffset(GetOffset());
// What should be done with the rest of newTrack's members?
//(mBottomNote, mDirManager, mLastMidiPosition,
// mSerializationBuffer, mSerializationLength, mVisibleChannels)
*dest = newTrack;
return true;
}
Track *NoteTrack::Duplicate()
{
NoteTrack *duplicate = new NoteTrack(mDirManager);
duplicate->Init(*this);
// Duplicate on NoteTrack moves data from mSeq to mSerializationBuffer
// and from mSerializationBuffer to mSeq on alternate calls. Duplicate
// to the undo stack and Duplicate back to the project should result
// in serialized blobs on the undo stack and traversable data in the
// project object.
if (mSeq) {
SonifyBeginSerialize();
assert(!mSerializationBuffer);
// serialize from this to duplicate's mSerializationBuffer
mSeq->serialize((void**)&duplicate->mSerializationBuffer,
&duplicate->mSerializationLength);
SonifyEndSerialize();
} else if (mSerializationBuffer) {
SonifyBeginUnserialize();
assert(!mSeq);
Alg_track_ptr alg_track = Alg_seq::unserialize(mSerializationBuffer,
mSerializationLength);
assert(alg_track->get_type() == 's');
duplicate->mSeq = (Alg_seq_ptr) alg_track;
SonifyEndUnserialize();
} else assert(false); // bug if neither mSeq nor mSerializationBuffer
// copy some other fields here
duplicate->SetBottomNote(mBottomNote);
duplicate->SetPitchHeight(mPitchHeight);
duplicate->mLastMidiPosition = mLastMidiPosition;
duplicate->mVisibleChannels = mVisibleChannels;
duplicate->SetOffset(GetOffset());
#ifdef EXPERIMENTAL_MIDI_OUT
duplicate->SetGain(GetGain());
#endif
return duplicate;
}
bool MeshExpUtility::SaveSkinKeys(const char* n){
CFS_Memory F;
int FramesPerSecond = GetFrameRate();
int TicksPerFrame = GetTicksPerFrame();
int FirstTick = ip->GetAnimRange().Start();
int LastTick = ip->GetAnimRange().End();
Point3 v;
Matrix3 tm;
// Write signature and version
char S[MAX_PATH];
sprintf(S, "KEYEXP 3.0");
F.Wstring(S);
INode *node;
ObjectEntry *Current;
//-----------------------------------------------------------------------
// Count bones and report
int NumBones = 0;
Current = theObjects->head;
while(Current)
{
/*
if(Current->entry->type != OBTYPE_BONE)
{
Current = Current->next;
continue;
}
*/
NumBones++;
Current = Current->next;
}
sprintf(S, "Number of Bones = %d", NumBones);
F.Wstring(S);
ELog.Msg(mtInformation,S);
//-----------------------------------------------------------------------
// Write out necessary data for motion keys
sprintf(S, "Key Data");
F.Wstring(S);
TimeValue t;
Quat qq;
Point3 tp, sp;
INode* parent;
Matrix3 tmp;
sprintf(S, "%d %d %d", FirstTick / TicksPerFrame, LastTick / TicksPerFrame, FramesPerSecond);
F.Wstring(S);
Current = theObjects->head;
while(Current){
/*
if(Current->entry->type != OBTYPE_BONE)
{
Current = Current->next;
continue;
}
*/
Matrix3 tm;
node = Current->entry->node;
sprintf(S, "Node: %s", node->GetName());
F.Wstring(S);
ELog.Msg(mtInformation,S);
// Print notetrack info
{
int NumNT, n, i, j, NumNotes;
NoteTrack* pNT;
DefNoteTrack* pDNT;
NoteKey* pNK;
NumNT = node->NumNoteTracks();
// count all of the notes on all of the notetracks
NumNotes = 0;
for(n=0;n<NumNT;n++){
pNT = node->GetNoteTrack(n);
if(pNT->ClassID() == Class_ID(NOTETRACK_CLASS_ID, 0)){
pDNT = (DefNoteTrack*)pNT;
j = pDNT->NumKeys();
for(i=0;i<j;i++){
pNK = pDNT->keys[i];
if( (pNK->time >= FirstTick) && (pNK->time <= LastTick) )
NumNotes++;
}
}
}
sprintf(S, "Number of Notes = %d", NumNotes);
F.Wstring(S);
for(n=0;n<NumNT;n++){
pNT = node->GetNoteTrack(n);
if(pNT->ClassID() == Class_ID(NOTETRACK_CLASS_ID, 0)){
pDNT = (DefNoteTrack*)pNT;
j = pDNT->NumKeys();
for(i=0;i<j;i++){
pNK = pDNT->keys[i];
if( (pNK->time >= FirstTick) && (pNK->time <= LastTick) ){
sprintf(S, "%d: %s", (pNK->time - FirstTick) / TicksPerFrame, pNK->note);
F.Wstring(S);
}
}
}
}
}
for(t=FirstTick;t<=LastTick;t+=TicksPerFrame){
tm = node->GetNodeTM(t);
DecomposeMatrix(tm, tp, qq, sp);
qq.MakeMatrix (tm);
tm.SetTrans (tp);
parent = node->GetParentNode();
if(parent){
tmp = parent->GetNodeTM(t);
DecomposeMatrix(tmp, tp, qq, sp);
qq.MakeMatrix(tmp);
tmp.SetTrans(tp);
tmp = Inverse(tmp);
tm *= tmp;
}
DecomposeMatrix(tm, tp, qq, sp);
sprintf(S,"%f %f %f %f",qq.x, qq.y, qq.z, qq.w);
F.Wstring(S);
sprintf(S,"%f %f %f",tp.x,tp.y,tp.z);
F.Wstring(S);
/*
// Euler angles
Point3 E;
QuatToEuler (Quat(tm), E);
fprintf (f,"%f %f %f",E.x,E.y,E.z);
// Translate
DecomposeMatrix (tm, tp, qq, sp);
fprintf (f,"%f %f %f",tp.x,tp.y,tp.z);
*/
// Matrix3fprint(f, tm);
}
Current = Current->next;
}
sprintf(S, "Key Data Complete");
F.Wstring(S);
ELog.Msg(mtInformation,S);
F.SaveTo(n,0);
return true;
}
void StretchHandle::Stretch(AudacityProject *pProject, int mouseXCoordinate, int trackLeftEdge,
Track *pTrack)
{
ViewInfo &viewInfo = pProject->GetViewInfo();
if (pTrack == NULL && mpTrack != NULL)
pTrack = mpTrack.get();
if (!pTrack || pTrack->GetKind() != Track::Note) {
return;
}
NoteTrack *pNt = static_cast<NoteTrack *>(pTrack);
double moveto =
std::max(0.0, viewInfo.PositionToTime(mouseXCoordinate, trackLeftEdge));
double dur, left_dur, right_dur;
// check to make sure tempo is not higher than 20 beats per second
// (In principle, tempo can be higher, but not infinity.)
double minPeriod = 0.05; // minimum beat period
// make sure target duration is not too short
// Take quick exit if so, without changing the selection.
auto t0 = mStretchState.mBeat0.first;
auto t1 = mStretchState.mBeat1.first;
switch ( mStretchState.mMode ) {
case stretchLeft: {
dur = t1 - moveto;
if (dur < mStretchState.mRightBeats * minPeriod)
return;
pNt->StretchRegion
( mStretchState.mBeat0, mStretchState.mBeat1, dur );
pNt->Offset( moveto - t0 );
mStretchState.mBeat0.first = moveto;
viewInfo.selectedRegion.setT0(moveto);
break;
}
case stretchRight: {
dur = moveto - t0;
if (dur < mStretchState.mLeftBeats * minPeriod)
return;
pNt->StretchRegion
( mStretchState.mBeat0, mStretchState.mBeat1, dur );
viewInfo.selectedRegion.setT1(moveto);
mStretchState.mBeat1.first = moveto;
break;
}
case stretchCenter: {
moveto = std::max(t0, std::min(t1, moveto));
left_dur = moveto - t0;
right_dur = t1 - moveto;
if ( left_dur < mStretchState.mLeftBeats * minPeriod ||
right_dur < mStretchState.mRightBeats * minPeriod )
return;
pNt->StretchRegion
( mStretchState.mBeatCenter, mStretchState.mBeat1, right_dur );
pNt->StretchRegion
( mStretchState.mBeat0, mStretchState.mBeatCenter, left_dur );
mStretchState.mBeatCenter.first = moveto;
break;
}
default:
wxASSERT(false);
break;
}
}
