// native assumption: only 1 env selected at a time (v4.13)
MediaTrack* GetTrackWithSelEnv()
{
if (TrackEnvelope* env = GetSelectedTrackEnvelope(NULL))
for (int i=0; i <= GetNumTracks(); i++) // incl. master
if (MediaTrack* tr = CSurf_TrackFromID(i, false))
for (int j=0; j < CountTrackEnvelopes(tr); j++)
if (env == GetTrackEnvelope(tr, j))
return tr;
return NULL;
}
///////////////////////////////////////////////////////////////////////////////////////////////////
/// Envelope
///////////////////////////////////////////////////////////////////////////////////////////////////
int CountVisibleTrackEnvelopesInTrackLane(MediaTrack* track)
{
int count = 0;
for (int i = 0; i < CountTrackEnvelopes(track); i++)
{
bool visible, lane;
visible = EnvVis(GetTrackEnvelope(track, i), &lane);
if (visible && !lane)
count++;
}
return count;
}
// flags&1=incl. items, &2=incl. markers/regions, &4=incl. envelopes
double SNM_GetProjectLength(int _flags)
{
double prjlen = 0.0, pos, end;
if (_flags&2)
{
int x=0; bool isRgn;
while ((x = EnumProjectMarkers2(NULL, x, &isRgn, &pos, &end, NULL, NULL))) {
if (isRgn) { if (end > prjlen) prjlen = end; }
else { if (pos > prjlen) prjlen = pos; }
}
}
if ((_flags&1) || (_flags&4))
{
double len;
for (int i=0; i <= GetNumTracks(); i++)
{
if (MediaTrack* tr = CSurf_TrackFromID(i, false))
{
int cnt= i>0 ? GetTrackNumMediaItems(tr) : 0; // skip master
if (_flags&1) for (int j=0; j<cnt; j++)
{
if (MediaItem* item = GetTrackMediaItem(tr,j))
{
pos = *(double*)GetSetMediaItemInfo(item, "D_POSITION", NULL);
len = *(double*)GetSetMediaItemInfo(item, "D_LENGTH", NULL);
if ((pos+len)>prjlen) prjlen = pos+len;
}
}
cnt=CountTrackEnvelopes(tr);
if (_flags&4) for (int j=0; j<cnt; j++)
{
if (TrackEnvelope* env = GetTrackEnvelope(tr,j))
{
if (int ptcnt=CountEnvelopePoints(env))
{
pos=prjlen;
GetEnvelopePoint(env, ptcnt-1, &pos, NULL, NULL, NULL, NULL);
if (pos>prjlen) prjlen = pos;
}
}
}
}
}
}
return prjlen;
}