/// <summary>
/// Helper function for setting up the internals of an AttachmentPoint
/// </summary>
/// <param name="plugin">The global plugin</param>
/// <param name="target">The attachment point to setup</param>
/// <param name="context">The optional context <see cref="CreateAttachmentPoint"/></param>
public static void SetupAttachmentPoint(IPlugin plugin, AttachmentPoint target, IAttachmentPoint context)
{
if (context != null)
{
AnchorId anchorId;
Vector3 locationFromAnchor;
plugin.CreateAttachmentPointFromSpawner(context.AnchorId, context.LocationFromAnchor, target.ObjectPosition,
out anchorId, out locationFromAnchor);
FragmentId fragmentId = context.FragmentId;
target.Set(fragmentId, target.ObjectPosition, anchorId, locationFromAnchor);
}
else
{
FragmentId currentFragmentId = plugin.GetMostSignificantFragmentId();
AnchorId anchorId;
Vector3 locationFromAnchor;
plugin.CreateAttachmentPointFromHead(target.ObjectPosition,
out anchorId, out locationFromAnchor);
FragmentId fragmentId = currentFragmentId;
target.Set(fragmentId, target.ObjectPosition, anchorId, locationFromAnchor);
}
}
/// <summary>
/// Absorb the contents of another fragment, emptying it.
/// </summary>
/// <param name="other">The fragment to lose all its contents to this.</param>
public void AbsorbOtherFragment(Fragment other)
{
Debug.Assert(other != this, $"Trying to merge to and from the same fragment {FragmentId}");
int otherCount = other.attachmentList.Count;
for (int i = 0; i < otherCount; ++i)
{
AttachmentPoint att = other.attachmentList[i];
att.Set(FragmentId, att.CachedPosition, att.AnchorId, att.LocationFromAnchor);
if (att.StateHandler != null)
{
updateStateAllAttachments += att.StateHandler;
}
att.HandleStateChange(State);
attachmentList.Add(att);
}
other.ReleaseAll();
}
/// <summary>
/// Run through all attachment points, get their adjustments from the plugin and apply them.
/// </summary>
/// <remarks>
/// This must be called between plugin.Refreeze() and plugin.RefreezeFinish().
/// </remarks>
public void AdjustAll(IPlugin plugin)
{
int count = attachmentList.Count;
for (int i = 0; i < count; ++i)
{
AttachmentPoint attach = attachmentList[i];
AnchorId newAnchorId;
Vector3 newLocationFromAnchor;
Pose adjustment;
if (plugin.ComputeAttachmentPointAdjustment(attach.AnchorId, attach.LocationFromAnchor,
out newAnchorId, out newLocationFromAnchor, out adjustment))
{
attach.Set(FragmentId, attach.CachedPosition, newAnchorId, newLocationFromAnchor);
attach.HandlePoseAdjustment(adjustment);
}
else
{
Debug.Log($"No adjustment during refreeze for {attach.AnchorId.ToString()}");
}
}
}
