/// <summary>
/// Common object sound processing for various Update events
/// </summary>
/// <param name="p"></param>
/// <param name="s"></param>
private void HandleObjectSound(Primitive p, Simulator s)
{
// Objects without sounds are not interesting.
if (p.Sound == UUID.Zero)
{
return;
}
if ((p.SoundFlags & SoundFlags.Stop) == SoundFlags.Stop)
{
BufferSound.Kill(p.ID);
return;
}
// If this is a child prim, its position is relative to the root prim.
Vector3 fullPosition = p.Position;
if (p.ParentID != 0)
{
Primitive parentP;
if (!s.ObjectsPrimitives.TryGetValue(p.ParentID, out parentP))
{
return;
}
fullPosition += parentP.Position;
}
// See if this is an update to something we already know about.
if (allBuffers.ContainsKey(p.ID))
{
// Exists already, so modify existing sound.
BufferSound snd = allBuffers[p.ID];
snd.Volume = p.SoundGain * ObjectVolume;
snd.Position = fullPosition;
}
else
{
// Does not exist, so create a new one.
new BufferSound(
p.ID,
p.Sound,
(p.SoundFlags & SoundFlags.Loop) == SoundFlags.Loop,
true,
fullPosition, //Instance.State.GlobalPosition(e.Simulator, fullPosition),
p.SoundGain * ObjectVolume);
}
}
/// <summary>
/// Handle deletion of a noise-making object
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void Objects_KillObject(object sender, KillObjectEventArgs e)
{
Primitive p = null;
if (!e.Simulator.ObjectsPrimitives.TryGetValue(e.ObjectLocalID, out p))
{
return;
}
// Objects without sounds are not interesting.
if (p.Sound == UUID.Zero)
{
return;
}
BufferSound.Kill(p.ID);
}
/// <summary>
/// Handle sound attached to an object
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Sound_AttachedSound(object sender, AttachedSoundEventArgs e)
{
// This event tells us the Object ID, but not the Prim info directly.
// So we look it up in our internal Object memory.
Simulator sim = e.Simulator;
Primitive p = sim.ObjectsPrimitives.Find((Primitive p2) => { return(p2.ID == e.ObjectID); });
if (p == null)
{
return;
}
// Only one attached sound per prim, so we kill any previous
BufferSound.Kill(p.ID);
// If this is stop sound, we're done since we've already killed sound for this object
if ((e.Flags & SoundFlags.Stop) == SoundFlags.Stop)
{
return;
}
// We seem to get a lot of these zero sounds.
if (e.SoundID == UUID.Zero)
{
return;
}
// If this is a child prim, its position is relative to the root.
Vector3 fullPosition = p.Position;
while (p != null && p.ParentID != 0)
{
Avatar av;
if (sim.ObjectsAvatars.TryGetValue(p.ParentID, out av))
{
p = av;
fullPosition += p.Position;
}
else
{
if (sim.ObjectsPrimitives.TryGetValue(p.ParentID, out p))
{
fullPosition += p.Position;
}
}
}
// Didn't find root prim
if (p == null)
{
return;
}
new BufferSound(
e.ObjectID,
e.SoundID,
(e.Flags & SoundFlags.Loop) == SoundFlags.Loop,
true,
fullPosition,
e.Gain * ObjectVolume);
}