X-Git-Url: https://git.realraum.at/?a=blobdiff_plain;ds=sidebyside;f=go%2Fr3-eventbroker_zmq%2Fmetamovement.go;h=3ccfd7227ad50771b8d49f824ec59b37e3343476;hb=0c8c69e28651b7fecbfe19ee830a442b94a20992;hp=a24d4ed579615176f476152acc8106b8a4b5944e;hpb=b07f14117f5b11ddce087d6a9177587c9438ca65;p=svn42.git

diff --git a/go/r3-eventbroker_zmq/metamovement.go b/go/r3-eventbroker_zmq/metamovement.go
index a24d4ed..3ccfd72 100644
--- a/go/r3-eventbroker_zmq/metamovement.go
+++ b/go/r3-eventbroker_zmq/metamovement.go
@@ -30,7 +30,11 @@ func MetaEventRoutine_Movement(ps *pubsub.PubSub, granularity, gran_duration int
         case event := <- events_chan:
             switch event.(type) {
                 case r3events.MovementSensorUpdate:
-                    movement_window.Value =  (uint32) (movement_window.Value.(uint32)  + 1)
+                    if movement_window.Value == nil {
+                        movement_window.Value = uint32(1)
+                    } else {
+                        movement_window.Value = uint32(movement_window.Value.(uint32)  + 1)
+                    }
             }
         case gots := <- myticker.C:
             ts := gots.Unix()