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Fortran BoxArray: Add nboxes function returning the number of boxes. #4096

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merged 2 commits into from
Aug 19, 2024
Merged

Fortran BoxArray: Add nboxes function returning the number of boxes. #4096

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439303c
Fortran BoxArray: Add nboxes function returning the number of boxes.
WeiqunZhang Aug 19, 2024
cb982df
test c_ptr first
WeiqunZhang Aug 19, 2024
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5 changes: 5 additions & 0 deletions Src/F_Interfaces/Base/AMReX_boxarray_fi.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,11 @@ extern "C" {
ba->maxSize(iv);
}

Long amrex_fi_boxarray_nboxes (const BoxArray* ba)
{
return ba->size();
}

void amrex_fi_boxarray_get_box (const BoxArray* ba, int i, int lo[3], int hi[3])
{
const Box& bx = (*ba)[i];
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24 changes: 23 additions & 1 deletion Src/F_Interfaces/Base/AMReX_boxarray_mod.F90
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Expand Up @@ -20,6 +20,7 @@ module amrex_boxarray_module
procedure :: move => amrex_boxarray_move ! transfer ownership
generic :: maxSize => amrex_boxarray_maxsize_int, & ! make the boxes smaller
& amrex_boxarray_maxsize_int3, amrex_boxarray_maxsize_iv
procedure :: nboxes => amrex_boxarray_nboxes
procedure :: get_box => amrex_boxarray_get_box
procedure :: nodal_type => amrex_boxarray_nodal_type ! get index type
procedure :: num_pts => amrex_boxarray_num_pts
Expand Down Expand Up @@ -82,6 +83,13 @@ subroutine amrex_fi_boxarray_maxsize (ba,s) bind(c)
integer(c_int), intent(in) :: s(3)
end subroutine amrex_fi_boxarray_maxsize

pure function amrex_fi_boxarray_nboxes (ba) bind(c)
import
implicit none
type(c_ptr), value, intent(in) :: ba
integer(amrex_long) :: amrex_fi_boxarray_nboxes
end function amrex_fi_boxarray_nboxes

subroutine amrex_fi_boxarray_get_box (ba,i,lo,hi) bind(c)
import
implicit none
Expand Down Expand Up @@ -194,6 +202,16 @@ subroutine amrex_boxarray_maxsize_iv (this, s)
call amrex_fi_boxarray_maxsize(this%p, s)
end subroutine amrex_boxarray_maxsize_iv

pure function amrex_boxarray_nboxes (this) result(n)
class(amrex_boxarray), intent(in) :: this
integer(amrex_long) :: n
if (c_associated(this%p)) then
n = amrex_fi_boxarray_nboxes(this%p)
else
n = 0
end if
end function amrex_boxarray_nboxes

function amrex_boxarray_get_box (this, i) result(bx)
class(amrex_boxarray) :: this
integer, intent(in) :: i
Expand All @@ -220,7 +238,11 @@ end function amrex_boxarray_nodal_type
pure function amrex_boxarray_num_pts (this) result(n)
class(amrex_boxarray), intent(in) :: this
integer(amrex_long) :: n
n = amrex_fi_boxarray_numpts(this%p)
if (c_associated(this%p)) then
n = amrex_fi_boxarray_numpts(this%p)
else
n = 0
end if
end function amrex_boxarray_num_pts

pure function amrex_boxarray_intersects_box (this, bx) result(r)
Expand Down
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