private void DrawPlaylistTrack(ReorderableList list, Rect rect, int index, bool isActive, bool isFocused)
{
PlaylistTrack track = (PlaylistTrack)list.list[index];
rect.height = EditorGUIUtility.singleLineHeight;
rect.width /= 2;
track.Clip = (AudioClip)EditorGUI.ObjectField(rect, track.Clip, typeof(AudioClip), false);
rect.x += rect.width + 4;
rect.width -= 4;
track.Volume = EditorGUI.Slider(rect, track.Volume, 0.0f, 1.0f);
}
private void Crossfade(PlaylistTrack track, float fade)
{
for (int i = 0; i < usedMixers.Count; i++)
{
TrackMixer mixer = usedMixers[i];
mixer.fader.FadeOut(fade);
}
TrackMixer targetMixer = FetchMixer(track);
if (targetMixer != null)
{
targetMixer.fader.FadeIn(fade);
}
}
internal PlaylistTrack Seek(string name)
{
int numTracks = playlist.Tracks.Count;
for (int i = 0; i < numTracks; i++)
{
int index = shuffleOrder[i];
PlaylistTrack track = playlist.Tracks[index];
if (track.Name == name)
{
shuffleIndex = i;
return(GetTrack());
}
}
return(null);
}
internal void Update(float dt)
{
if (!isPlaying)
{
return;
}
playbackFader.Update(dt);
bool audible = player.Audible;
for (int i = usedMixers.Count - 1; i >= 0; i--)
{
TrackMixer mixer = usedMixers[i];
AudioSource source = mixer.source;
PlaylistTrack track = mixer.track;
Fader fader = mixer.fader;
fader.Update(dt);
if (fader.Volume == 0.0f)
{
ReleaseUsedMixer(i);
}
source.volume = playbackFader.Volume * fader.Volume * player.Volume * track.Volume;
source.mute = !audible;
}
if (advancer == null)
{
return;
}
TrackMixer currentMixer = GetUsedMixer(advancer.GetTrack());
if (currentMixer == null)
{
return;
}
bool needToSwitch = (currentMixer.source.time + player.Fade >= currentMixer.source.clip.length);
if (player.AutoAdvance && needToSwitch)
{
Crossfade(advancer.Next(), player.Fade);
}
}
private TrackMixer GetUsedMixer(PlaylistTrack track)
{
if (track == null)
{
return(null);
}
for (int i = 0; i < usedMixers.Count; i++)
{
TrackMixer mixer = usedMixers[i];
if (mixer.track == track)
{
return(mixer);
}
}
return(null);
}
private TrackMixer FetchMixer(PlaylistTrack track)
{
if (track == null)
{
return(null);
}
TrackMixer mixer = GetUsedMixer(track);
if (mixer != null)
{
return(mixer);
}
if (freeMixers.Count > 0)
{
mixer = freeMixers[freeMixers.Count - 1];
freeMixers.RemoveAt(freeMixers.Count - 1);
}
if (mixer == null)
{
mixer = new TrackMixer();
mixer.source = root.AddComponent <AudioSource>();
}
mixer.track = track;
mixer.source.clip = track.Clip;
mixer.source.timeSamples = 0;
mixer.source.outputAudioMixerGroup = player.MixerGroup;
mixer.source.loop = player.Loop;
if (isPlaying)
{
mixer.source.Play();
}
usedMixers.Add(mixer);
return(mixer);
}