update show text message

ros2/TrackingRos2.cpp

@@ -470,7 +470,7 @@ void TrackingRos2::TrackingPorcess(objTrackListPtr objsPtr) {
         else if(input_obj.data_source >= 10)
             mergeText = "R";
         char str[512] = {};
-        sprintf(str, "%lld:%.2f:%s",iter.first,linear.x,mergeText.c_str());
+        sprintf(str, "%lld:%4.2f:%s",iter.first,linear.x,mergeText.c_str());
         // sprintf(str, "%.1f:%d:%d",cof,iter.first,obj.classification[0].label);
         // sprintf(str, "%.2f:%d:%.2f:%.2f",cof,obj.classification[0].label,poss.y,poss.x);
         markerText.text = str;