From 2dc92e7de11086c7649d3ee0f8adc974efce6805 Mon Sep 17 00:00:00 2001
From: Aleric Inglewood
Date: Sun, 4 Aug 2013 19:19:11 +0200
Subject: 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)
---
 .../Avatar/Attachments/AttachmentsModule.cs            | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'OpenSim/Region/CoreModules/Avatar/Attachments/AttachmentsModule.cs')

diff --git a/OpenSim/Region/CoreModules/Avatar/Attachments/AttachmentsModule.cs b/OpenSim/Region/CoreModules/Avatar/Attachments/AttachmentsModule.cs
index 2818712..d0e0b35 100644
--- a/OpenSim/Region/CoreModules/Avatar/Attachments/AttachmentsModule.cs
+++ b/OpenSim/Region/CoreModules/Avatar/Attachments/AttachmentsModule.cs
@@ -422,6 +422,13 @@ namespace OpenSim.Region.CoreModules.Avatar.Attachments
                 attachPos = Vector3.Zero;
             }
 
+            // if the attachment point is the same as previous, make sure we get the saved
+            // position info.
+            if (attachmentPt != 0 && attachmentPt == group.RootPart.Shape.LastAttachPoint)
+            {
+                attachPos = group.RootPart.AttachedPos;
+            }
+
             // AttachmentPt 0 means the client chose to 'wear' the attachment.
             if (attachmentPt == (uint)AttachmentPoint.Default)
             {
@@ -429,6 +436,14 @@ namespace OpenSim.Region.CoreModules.Avatar.Attachments
                 attachmentPt = group.AttachmentPoint;
             }
 
+            // if we didn't find an attach point, look for where it was last attached
+            if (attachmentPt == 0)
+            {
+                attachmentPt = (uint)group.RootPart.Shape.LastAttachPoint;
+                attachPos = group.RootPart.AttachedPos;
+                group.HasGroupChanged = true;
+            }
+
             // if we still didn't find a suitable attachment point.......
             if (attachmentPt == 0)
             {
@@ -619,6 +634,7 @@ namespace OpenSim.Region.CoreModules.Avatar.Attachments
                 so.ClearPartAttachmentData();
                 rootPart.ApplyPhysics(rootPart.GetEffectiveObjectFlags(), rootPart.VolumeDetectActive);
                 so.HasGroupChanged = true;
+                so.RootPart.Shape.LastAttachPoint = (byte)so.AttachmentPoint;
                 rootPart.Rezzed = DateTime.Now;
                 rootPart.RemFlag(PrimFlags.TemporaryOnRez);
                 so.AttachToBackup();
@@ -1210,4 +1226,4 @@ namespace OpenSim.Region.CoreModules.Avatar.Attachments
 
         #endregion
     }
-}
\ No newline at end of file
+}
-- 
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