OpenSim.Region.Framework.Scenes.Scene.ProcessObjectGrab C# (CSharp) Method

        public virtual void ProcessObjectGrab(uint localID, Vector3 offsetPos, IClientAPI remoteClient, List<SurfaceTouchEventArgs> surfaceArgs)
        {
            EntityBase[] EntityList = GetEntities();

            SurfaceTouchEventArgs surfaceArg = null;
            if (surfaceArgs != null && surfaceArgs.Count > 0)
                surfaceArg = surfaceArgs[0];

            foreach (EntityBase ent in EntityList)
            {
                if (ent is SceneObjectGroup)
                {
                    SceneObjectGroup obj = ent as SceneObjectGroup;
                    if (obj != null)
                    {
                        // Is this prim part of the group
                        if (obj.HasChildPrim(localID))
                        {
                            // Currently only grab/touch for the single prim
                            // the client handles rez correctly
                            obj.ObjectGrabHandler(localID, offsetPos, remoteClient);

                            SceneObjectPart part = obj.GetChildPart(localID);

                            // If the touched prim handles touches, deliver it
                            // If not, deliver to root prim
                            if ((part.ScriptEvents & scriptEvents.touch_start) != 0) 
                                EventManager.TriggerObjectGrab(part.LocalId, 0, part.OffsetPosition, remoteClient, surfaceArg);
                            // Deliver to the root prim if the touched prim doesn't handle touches
                            // or if we're meant to pass on touches anyway. Don't send to root prim
                            // if prim touched is the root prim as we just did it
                            if (((part.ScriptEvents & scriptEvents.touch_start) == 0) ||
                                (part.PassTouches && (part.LocalId != obj.RootPart.LocalId))) 
                            {
                                EventManager.TriggerObjectGrab(obj.RootPart.LocalId, part.LocalId, part.OffsetPosition, remoteClient, surfaceArg);
                            }

                            return;
                        }
                    }
                }
            }
        }