Preserve attachment point & position when attachment is rezzed in world

Patch taken from
http://opensimulator.org/mantis/view.php?id=4905
originally by Greg C.

Fixed to apply to r/23314 commit
ba9daf849e7c8db48e7c03e7cdedb77776b2052f
(cherry picked from commit 4ff9fbca441110cc2b93edc7286e0e9339e61cbe)

1 files changed, 8 insertions, 0 deletions

diff --git a/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs b/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs
index 68e4e26..0ec9575 100644
--- a/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/InventoryAccess/InventoryAccessModule.cs
@@ -836,6 +836,14 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
                     m_log.Debug("[INVENTORY ACCESS MODULE]: Object has UUID.Zero! Position 3");
                 }
 
+                // if this was previously an attachment and is now being rezzed,
+                // save the old attachment info.
+                if (group.IsAttachment == false && group.RootPart.Shape.State != 0)
+                {
+                    group.RootPart.AttachedPos = group.AbsolutePosition;
+                    group.RootPart.Shape.LastAttachPoint = (byte)group.AttachmentPoint;
+                }
+
                 foreach (SceneObjectPart part in group.Parts)
                 {
                     // Make the rezzer the owner, as this is not necessarily set correctly in the serialized asset.