return float as double

matlab/AUG/rdaAUG_eff.m

@@ -167,6 +167,9 @@ if usemdsplus
     % use augsignal to get effective layout as in ISIS and sf2sig, for example for EQI/PFM
     eval(['[data,error]=mdsvalue(''_rdaeff' user diagname '=augsignal(' num2str(shot) ',"' diagname '","' sigtype '","' shotfile_exp ...
             '",' ed_number ',' tstart ',' tend ',_oshot' user diagname ',_oed' user diagname ',' ask_raw ')'');']);
+    if isfloat(data) && isa(data,'single')
+        data=double(data);
+    end
   elseif isempty(param_set_name) && ~area_base && ~time_base
     % use augparam
     eval(['[data,error]=mdsvalue(''_rdaeff' user diagname '=augparam(' num2str(shot) ',"' diagname '","' sigtype '","' param_name '"' ...