// Remove the specified child from the linkset.
// Safe to call even if the child is not really in the linkset.
protected override void RemoveChildFromLinkset(BSPhysObject child)
{
if (m_children.Remove(child))
{
DetailLog("{0},BSLinksetCompound.RemoveChildFromLinkset,call,rID={1},rBody={2},cID={3},cBody={4}",
child.LocalID,
LinksetRoot.LocalID, LinksetRoot.PhysBody.ptr.ToString(),
child.LocalID, child.PhysBody.ptr.ToString());
// Cause the child's body to be rebuilt and thus restored to normal operation
RecomputeChildWorldPosition(child, false);
child.ForceBodyShapeRebuild(false);
if (!HasAnyChildren)
{
// The linkset is now empty. The root needs rebuilding.
LinksetRoot.ForceBodyShapeRebuild(false);
}
else
{
// Rebuild the compound shape with the child removed
ScheduleRebuild(child);
}
}
return;
}
// The creation of a mesh or hull can fail if an underlying asset is not available.
// There are two cases: 1) the asset is not in the cache and it needs to be fetched;
// and 2) the asset cannot be converted (like failed decompression of JPEG2000s).
// The first case causes the asset to be fetched. The second case requires
// us to not loop forever.
// Called after creating a physical mesh or hull. If the physical shape was created,
// just return.
private BulletShape VerifyMeshCreated(BulletShape newShape, BSPhysObject prim)
{
// If the shape was successfully created, nothing more to do
if (newShape.HasPhysicalShape)
{
return(newShape);
}
// If this mesh has an underlying asset and we have not failed getting it before, fetch the asset
if (prim.BaseShape.SculptEntry && !prim.LastAssetBuildFailed && prim.BaseShape.SculptTexture != OMV.UUID.Zero)
{
prim.LastAssetBuildFailed = true;
BSPhysObject xprim = prim;
DetailLog("{0},BSShapeCollection.VerifyMeshCreated,fetchAsset,lID={1},lastFailed={2}",
LogHeader, prim.LocalID, prim.LastAssetBuildFailed);
Util.FireAndForget(delegate
{
RequestAssetDelegate assetProvider = PhysicsScene.RequestAssetMethod;
if (assetProvider != null)
{
BSPhysObject yprim = xprim; // probably not necessary, but, just in case.
assetProvider(yprim.BaseShape.SculptTexture, delegate(AssetBase asset)
{
if (!yprim.BaseShape.SculptEntry)
{
return;
}
if (yprim.BaseShape.SculptTexture.ToString() != asset.ID)
{
return;
}
yprim.BaseShape.SculptData = asset.Data;
// This will cause the prim to see that the filler shape is not the right
// one and try again to build the object.
// No race condition with the normal shape setting since the rebuild is at taint time.
yprim.ForceBodyShapeRebuild(false);
});
}
});
}
else
{
if (prim.LastAssetBuildFailed)
{
PhysicsScene.Logger.ErrorFormat("{0} Mesh failed to fetch asset. lID={1}, texture={2}",
LogHeader, prim.LocalID, prim.BaseShape.SculptTexture);
}
}
// While we figure out the real problem, stick a simple native shape on the object.
BulletShape fillinShape =
BuildPhysicalNativeShape(prim, BSPhysicsShapeType.SHAPE_BOX, FixedShapeKey.KEY_BOX);
return(fillinShape);
}
// Remove the specified child from the linkset.
// Safe to call even if the child is not really in the linkset.
protected override void RemoveChildFromLinkset(BSPhysObject child)
{
if (m_children.Remove(child))
{
DetailLog("{0},BSLinksetCompound.RemoveChildFromLinkset,call,rID={1},rBody={2},cID={3},cBody={4}",
child.LocalID,
LinksetRoot.LocalID, LinksetRoot.PhysBody.ptr.ToString(),
child.LocalID, child.PhysBody.ptr.ToString());
// Cause the child's body to be rebuilt and thus restored to normal operation
RecomputeChildWorldPosition(child, false);
child.ForceBodyShapeRebuild(false);
if (!HasAnyChildren)
{
// The linkset is now empty. The root needs rebuilding.
LinksetRoot.ForceBodyShapeRebuild(false);
}
else
{
// Rebuild the compound shape with the child removed
ScheduleRebuild(child);
}
}
return;
}