m_a2_ghostcell Module Reference

This module contains routines related to the filling of ghost cells. Note that corner ghost cells are not used in Afivo. More...

Functions/Subroutines
subroutine, public	a2_gc_prolong_copy (boxes, id, nb, iv)
	Partial prolongation to the ghost cells of box id from parent. More...
subroutine, public	a2_gc_interp (boxes, id, nb, iv)
	Interpolate between fine points and coarse neighbors to fill ghost cells near refinement boundaries. More...
subroutine, public	a2_gc_interp_lim (boxes, id, nb, iv)
	Interpolate between fine points and coarse neighbors to fill ghost cells near refinement boundaries. The ghost values are less than twice the coarse values. More...
subroutine, public	a2_bc_neumann_zero (box, nb, iv, bc_type)
subroutine, public	a2_bc_dirichlet_zero (box, nb, iv, bc_type)
subroutine, public	a2_bc_continuous (box, nb, iv, bc_type)
subroutine, public	a2_gc2_box (boxes, id, iv, subr_rb, subr_bc, cc, nc)
	Get a second layer of ghost cell data (the 'normal' routines give just one layer of ghost cells). Use subr_rb on refinement boundaries and subr_bc on physical boundaries. More...
subroutine, public	a2_gc2_prolong_linear (boxes, id, nb, iv, gc_side, nc)
	Linear interpolation (using data from neighbor) to fill ghost cells. More...
subroutine, public	a2_bc2_neumann_zero (boxes, id, nb, iv, gc_side, nc)
subroutine, public	a2_bc2_dirichlet_zero (boxes, id, nb, iv, gc_side, nc)

Detailed Description

This module contains routines related to the filling of ghost cells. Note that corner ghost cells are not used in Afivo.

Function/Subroutine Documentation

a2_gc_prolong_copy()

subroutine, public m_a2_ghostcell::a2_gc_prolong_copy	(	type(box2_t), dimension(:), intent(inout)	boxes,
		integer, intent(in)	id,
		integer, intent(in)	nb,
		integer, intent(in)	iv
	)

Partial prolongation to the ghost cells of box id from parent.

Parameters

[in,out]	boxes	List of all boxes
[in]	id	Id of child
[in]	iv	Variable to fill
[in]	nb	Neighbor to get data from

Definition at line 366 of file m_a2_ghostcell.f90.

a2_gc_interp()

subroutine, public m_a2_ghostcell::a2_gc_interp	(	type(box2_t), dimension(:), intent(inout)	boxes,
		integer, intent(in)	id,
		integer, intent(in)	nb,
		integer, intent(in)	iv
	)

Interpolate between fine points and coarse neighbors to fill ghost cells near refinement boundaries.

Parameters

[in,out]	boxes	List of all boxes
[in]	id	Id of box
[in]	nb	Ghost cell direction
[in]	iv	Ghost cell variable

Definition at line 386 of file m_a2_ghostcell.f90.

a2_gc_interp_lim()

subroutine, public m_a2_ghostcell::a2_gc_interp_lim	(	type(box2_t), dimension(:), intent(inout)	boxes,
		integer, intent(in)	id,
		integer, intent(in)	nb,
		integer, intent(in)	iv
	)

Interpolate between fine points and coarse neighbors to fill ghost cells near refinement boundaries. The ghost values are less than twice the coarse values.

Parameters

[in,out]	boxes	List of all boxes
[in]	id	Id of box
[in]	nb	Ghost cell direction
[in]	iv	Ghost cell variable

Definition at line 437 of file m_a2_ghostcell.f90.

a2_bc_neumann_zero()

subroutine, public m_a2_ghostcell::a2_bc_neumann_zero	(	type(box2_t), intent(inout)	box,
		integer, intent(in)	nb,
		integer, intent(in)	iv,
		integer, intent(out)	bc_type
	)

Definition at line 489 of file m_a2_ghostcell.f90.

a2_bc_dirichlet_zero()

subroutine, public m_a2_ghostcell::a2_bc_dirichlet_zero	(	type(box2_t), intent(inout)	box,
		integer, intent(in)	nb,
		integer, intent(in)	iv,
		integer, intent(out)	bc_type
	)

Definition at line 499 of file m_a2_ghostcell.f90.

a2_bc_continuous()

subroutine, public m_a2_ghostcell::a2_bc_continuous	(	type(box2_t), intent(inout)	box,
		integer, intent(in)	nb,
		integer, intent(in)	iv,
		integer, intent(out)	bc_type
	)

Definition at line 509 of file m_a2_ghostcell.f90.

a2_gc2_box()

subroutine, public m_a2_ghostcell::a2_gc2_box	(	type(box2_t), dimension(:), intent(inout)	boxes,
		integer, intent(in)	id,
		integer, intent(in)	iv,
		procedure(a2_subr_egc)	subr_rb,
		procedure(a2_subr_egc)	subr_bc,
		real(dp), dimension(-1:nc+2, -1:nc+2), intent(out)	cc,
		integer, intent(in)	nc
	)

Get a second layer of ghost cell data (the 'normal' routines give just one layer of ghost cells). Use subr_rb on refinement boundaries and subr_bc on physical boundaries.

Parameters

[in,out]	boxes	List of all the boxes
[in]	id	Id of box for which we set ghost cells
[in]	iv	Variable for which ghost cells are set
	subr_rb	Procedure called at refinement boundaries
	subr_bc	Procedure called at physical boundaries
[in]	nc	boxn_cell
[out]	cc	The data with extra ghost cells

Definition at line 539 of file m_a2_ghostcell.f90.

a2_gc2_prolong_linear()

subroutine, public m_a2_ghostcell::a2_gc2_prolong_linear	(	type(box2_t), dimension(:), intent(inout)	boxes,
		integer, intent(in)	id,
		integer, intent(in)	nb,
		integer, intent(in)	iv,
		real(dp), dimension(nc), intent(out)	gc_side,
		integer, intent(in)	nc
	)

Linear interpolation (using data from neighbor) to fill ghost cells.

Parameters

[in,out]	boxes	List of all boxes
[in]	id	Id of box
[in]	nb	Ghost cell direction
[in]	iv	Ghost cell variable
[in]	nc	Box n_cell
[out]	gc_side	Ghost cells on side

Definition at line 596 of file m_a2_ghostcell.f90.

a2_bc2_neumann_zero()

subroutine, public m_a2_ghostcell::a2_bc2_neumann_zero	(	type(box2_t), dimension(:), intent(inout)	boxes,
		integer, intent(in)	id,
		integer, intent(in)	nb,
		integer, intent(in)	iv,
		real(dp), dimension(nc), intent(out)	gc_side,
		integer, intent(in)	nc
	)

Parameters

[in,out]	boxes	List of all boxes
[in]	id	Id of box
[in]	nb	Ghost cell direction
[in]	iv	Ghost cell variable
[in]	nc	Box n_cell
[out]	gc_side	Ghost cells on side

Definition at line 640 of file m_a2_ghostcell.f90.

a2_bc2_dirichlet_zero()

subroutine, public m_a2_ghostcell::a2_bc2_dirichlet_zero	(	type(box2_t), dimension(:), intent(inout)	boxes,
		integer, intent(in)	id,
		integer, intent(in)	nb,
		integer, intent(in)	iv,
		real(dp), dimension(nc), intent(out)	gc_side,
		integer, intent(in)	nc
	)

Definition at line 661 of file m_a2_ghostcell.f90.