& gshieldc, gshieldc_loc, gshieldx_ec, gshieldc_ec,
& gshieldc_loc_ec, gshieldx_t3,gshieldc_t3,gshieldc_loc_t3,
& gshieldx_t4, gshieldc_t4,gshieldc_loc_t4,gshieldx_ll,
- & gshieldc_ll, gshieldc_loc_ll
+ & gshieldc_ll, gshieldc_loc_ll,gg_tube,gg_tube_sc
integer nfl,icg
logical calc_grad
& gshieldx_t4(3,-1:maxres), gshieldc_t4(3,-1:maxres),
& gshieldc_loc_t4(3,-1:maxres),
& gshieldx_ll(3,-1:maxres), gshieldc_ll(3,-1:maxres),
- & gshieldc_loc_ll(3,-1:maxres),
+ & gshieldc_loc_ll(3,-1:maxres),gg_tube(3,-1:maxres),
+ & gg_tube_sc(3,-1:maxres),
& gvdwc_scp(3,maxres),ghpbx(3,maxres),ghpbc(3,maxres),
& gloc(maxvar,2),gradcorr(3,maxres),gradxorr(3,maxres),
& gradcorr5(3,maxres),gradcorr6(3,maxres),