void TogglePlaying ()
{
if (ReachedEnd) SetSongPosition(0);
ReachedEnd = false;
SongPlaying = !SongPlaying;
PlayToggleButton->texref = slLoadTexture(SongPlaying ? PAUSE_BUTTON_IMGPATH : PLAY_BUTTON_IMGPATH);
}
// Mixer Controller
void Mix (float* buf, slBU samples, bool stereo, slScalar persample)
{
slBU cur;
if (SongPlaying)
{
if (GetSongPosition() > GetSongLength())
{
if (LoopSong) SetSongPosition(0);
else
{
TogglePlaying();
SetSongPosition(GetSongLength());
ReachedEnd = true;
}
}
}
if (SongPlaying)
{
for (cur = 0; cur < samples; cur++)
{
// Get a sample from the MusicMap.
slScalar value = GetMixerSample(persample);
// Copy this sample into the audio.
*(buf + cur) = value;
// Since we're only making mono sound,
// the right channel in stereo sound
// should have the same data as left.
if (stereo) *(buf + samples + cur) = value;
}
}
else
{
for (cur = 0; cur < samples; cur++) *(buf + cur) = 0;
if (stereo) for (cur = 0; cur < samples; cur++) *(buf + samples + cur) = 0;
}
}
void CTrack_DSP::DeleteRegion(tint32 iID)
{
std::list<SChannelRegionInfo*>::iterator it = mRegionInfoList.begin();
for (; it != mRegionInfoList.end(); it++) {
if ((*it)->pRegion->GetID() == iID) {
// Save pointer
CRegion_DSP* pRegionDSP = (*it)->pRegion;
// Remove entry
mRegionInfoList.erase(it);
SetSongPosition(muiSongPos);
// Relase pointer
delete pRegionDSP;
return;
}
}
// We didn't find any. Should we throw an exception?
}
void CTrack_DSP::Update_Regions_For_Playback()
{
SetSongPosition(muiSongPos);
}
