remove fillet for now

DiffractionGratings/grating3D.geo

@@ -192,9 +192,9 @@ If (tag_geom==3)
   Box(10) = {-Lx/2   ,  Ly/2-ry , hh_L_3 , Lx, ry, rz};
   Box(11) = {-Lx/2   , -Ly/2    , hh_L_3 , rx, Ly, rz};
   scat() = BooleanUnion{ Volume{9}; Delete; }{ Volume{10,11}; Delete;} ;
-  // r_fillet = 15*nm;
-  // fscat() = Abs(Boundary{ Volume{scat()}  ; });
-  // escat() = Unique(Abs(Boundary{ Surface{fscat()}; }));
+  r_fillet = 10*nm;
+  fscat() = Abs(Boundary{ Volume{scat()}  ; });
+  escat() = Unique(Abs(Boundary{ Surface{fscat()}; }));
   // Fillet{scat()}{escat()}{r_fillet}
 EndIf