2 files changed, 24 insertions, 6 deletions

diff --git a/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs b/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
index 3a5107d..c277bdd 100644
--- a/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
+++ b/OpenSim/Region/Framework/Scenes/Scene.Inventory.cs
@@ -2312,14 +2312,19 @@ namespace OpenSim.Region.Framework.Scenes
 
                             AddNewSceneObject(group, true);
 
+                          //  m_log.InfoFormat("ray end point for inventory rezz is {0} {1} {2} ", RayEnd.X, RayEnd.Y, RayEnd.Z);
                             // if attachment we set it's asset id so object updates can reflect that
                             // if not, we set it's position in world.
                             if (!attachment)
                             {
+                                float offsetHeight = 0;
                                 pos = GetNewRezLocation(
                                     RayStart, RayEnd, RayTargetID, Quaternion.Identity,
-                                    BypassRayCast, bRayEndIsIntersection, true, group.GetAxisAlignedBoundingBox(), false);
+                                    BypassRayCast, bRayEndIsIntersection, true, group.GetAxisAlignedBoundingBox(out offsetHeight), false);
+                                pos.Z += offsetHeight;
                                 group.AbsolutePosition = pos;
+                             //   m_log.InfoFormat("rezx point for inventory rezz is {0} {1} {2}  and offsetheight was {3}", pos.X, pos.Y, pos.Z, offsetHeight);
+
                             }
                             else
                             {
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
index d0de5f2..e987445 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
@@ -587,21 +587,22 @@ namespace OpenSim.Region.Framework.Scenes
             return returnresult;
         }
 
-        
+
 
         /// <summary>
         /// Gets a vector representing the size of the bounding box containing all the prims in the group
         /// Treats all prims as rectangular, so no shape (cut etc) is taken into account
+        /// offsetHeight is the offset in the Z axis from the centre of the bounding box to the centre of the root prim
         /// </summary>
         /// <returns></returns>
-        public Vector3 GetAxisAlignedBoundingBox()
+        public Vector3 GetAxisAlignedBoundingBox(out float offsetHeight)
         {
             float maxX = -256f, maxY = -256f, maxZ = -256f, minX = 256f, minY = 256f, minZ = 256f;
             lock (m_parts)
             {
                 foreach (SceneObjectPart part in m_parts.Values)
                 {
-                  
+
                     Vector3 worldPos = part.GetWorldPosition();
                     Vector3 offset = worldPos - AbsolutePosition;
                     Quaternion worldRot;
@@ -659,7 +660,6 @@ namespace OpenSim.Region.Framework.Scenes
                     backBottomRight.Y = orig.Y + (part.Scale.Y / 2);
                     backBottomRight.Z = orig.Z - (part.Scale.Z / 2);
 
-
                     frontTopLeft = frontTopLeft * worldRot;
                     frontTopRight = frontTopRight * worldRot;
                     frontBottomLeft = frontBottomLeft * worldRot;
@@ -795,10 +795,23 @@ namespace OpenSim.Region.Framework.Scenes
             }
 
             Vector3 boundingBox = new Vector3(maxX - minX, maxY - minY, maxZ - minZ);
+
+            offsetHeight = 0;
+            float lower = (minZ * -1);
+            if (lower > maxZ)
+            {
+                offsetHeight = lower - (boundingBox.Z / 2);
+                
+            }
+            else if (maxZ > lower)
+            {
+                offsetHeight = maxZ - (boundingBox.Z / 2);
+                offsetHeight *= -1;
+            }
+            
           //  m_log.InfoFormat("BoundingBox is {0} , {1} , {2} ", boundingBox.X, boundingBox.Y, boundingBox.Z);
             return boundingBox;
         }
-
         #endregion
 
         public void SaveScriptedState(XmlTextWriter writer)