diff options
Diffstat (limited to 'src/Derivatives_6_3_min_err_coeff.F90')
| -rw-r--r-- | src/Derivatives_6_3_min_err_coeff.F90 | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/Derivatives_6_3_min_err_coeff.F90 b/src/Derivatives_6_3_min_err_coeff.F90 index dc8850c..b2d00e7 100644 --- a/src/Derivatives_6_3_min_err_coeff.F90 +++ b/src/Derivatives_6_3_min_err_coeff.F90 @@ -90,6 +90,8 @@ subroutine deriv_gf_6_3_opt ( var, ni, nj, nk, dir, bb, gsize, delta, dvar ) idel = 1.0_wp / delta + if (gsize < 3) call CCTK_WARN (0, "not enough ghostzones") + direction: select case (dir) case (0) direction if ( bb(1) == 0 ) then @@ -147,6 +149,7 @@ subroutine deriv_gf_6_3_opt ( var, ni, nj, nk, dir, bb, gsize, delta, dvar ) ir = ni - 6 end if + if (il > ir+1) call CCTK_WARN (0, "domain too small") dvar(il:ir,:,:) = ( a(1) * ( var(il+1:ir+1,:,:) - & var(il-1:ir-1,:,:) ) + & a(2) * ( var(il+2:ir+2,:,:) - & @@ -212,6 +215,7 @@ subroutine deriv_gf_6_3_opt ( var, ni, nj, nk, dir, bb, gsize, delta, dvar ) jr = nj - 6 end if + if (jl > jr+1) call CCTK_WARN (0, "domain too small") dvar(:,jl:jr,:) = ( a(1) * ( var(:,jl+1:jr+1,:) - & var(:,jl-1:jr-1,:) ) + & a(2) * ( var(:,jl+2:jr+2,:) - & @@ -278,6 +282,7 @@ subroutine deriv_gf_6_3_opt ( var, ni, nj, nk, dir, bb, gsize, delta, dvar ) kr = nk - 6 end if + if (kl > kr+1) call CCTK_WARN (0, "domain too small") dvar(:,:,kl:kr) = ( a(1) * ( var(:,:,kl+1:kr+1) - & var(:,:,kl-1:kr-1) ) + & a(2) * ( var(:,:,kl+2:kr+2) - & @@ -446,6 +451,8 @@ subroutine up_deriv_gf_6_3_opt ( var, ni, nj, nk, dir, bb, gsize, delta, up, dva idel = 1.0_wp / delta + if (gsize < 3) call CCTK_WARN (0, "not enough ghostzones") + direction: select case (dir) case (0) direction if ( bb(1) == 0 ) then @@ -624,6 +631,7 @@ subroutine up_deriv_gf_6_3_opt ( var, ni, nj, nk, dir, bb, gsize, delta, up, dva ir = ni - 6 end if + if (il > ir+1) call CCTK_WARN (0, "domain too small") where ( up(il:ir,:,:) < zero ) dvar(il:ir,:,:) = ( a1(-3) * var(il-3:ir-3,:,:) + & a1(-2) * var(il-2:ir-2,:,:) + & @@ -821,6 +829,7 @@ subroutine up_deriv_gf_6_3_opt ( var, ni, nj, nk, dir, bb, gsize, delta, up, dva jr = nj - 6 end if + if (jl > jr+1) call CCTK_WARN (0, "domain too small") where ( up(:,jl:jr,:) < zero ) dvar(:,jl:jr,:) = ( a1(-3) * var(:,jl-3:jr-3,:) + & a1(-2) * var(:,jl-2:jr-2,:) + & @@ -1019,6 +1028,7 @@ subroutine up_deriv_gf_6_3_opt ( var, ni, nj, nk, dir, bb, gsize, delta, up, dva kr = nk - 6 end if + if (kl > kr+1) call CCTK_WARN (0, "domain too small") where ( up(:,:,kl:kr) < zero ) dvar(:,:,kl:kr) = ( a1(-3) * var(:,:,kl-3:kr-3) + & a1(-2) * var(:,:,kl-2:kr-2) + & |