Merge branch 'master' into DRTVWR-548-maint-N

# Conflicts:
#	doc/contributions.txt
#	indra/newview/llviewercontrol.cpp

1 files changed, 13 insertions, 2 deletions

diff --git a/indra/newview/llpanelobject.cpp b/indra/newview/llpanelobject.cpp
index 831c89b005..64f1fc9b90 100644
--- a/indra/newview/llpanelobject.cpp
+++ b/indra/newview/llpanelobject.cpp
@@ -1672,8 +1672,19 @@ void LLPanelObject::sendPosition(BOOL btn_down)
 	// Make sure new position is in a valid region, so the object
 	// won't get dumped by the simulator.
 	LLVector3d new_pos_global = regionp->getPosGlobalFromRegion(newpos);
-
-	if ( LLWorld::getInstance()->positionRegionValidGlobal(new_pos_global) )
+    bool is_valid_pos = true;
+    if (mObject->isAttachment())
+    {
+        LLVector3 delta_pos = mObject->getPositionEdit() - newpos;
+        LLVector3d attachment_pos = regionp->getPosGlobalFromRegion(mObject->getPositionRegion() + delta_pos);
+        is_valid_pos = LLWorld::getInstance()->positionRegionValidGlobal(attachment_pos);
+    }
+    else
+    {
+        is_valid_pos = LLWorld::getInstance()->positionRegionValidGlobal(new_pos_global);
+    }
+
+	if (is_valid_pos)
 	{
 		// send only if the position is changed, that is, the delta vector is not zero
 		LLVector3d old_pos_global = mObject->getPositionGlobal();