adam_rk_nvf_object

ADAM, RK class NVF (NVF backend of rk_object).

Source: src/lib/nvf/adam_rk_nvf_object.F90

Dependencies

Contents

• rk_nvf_object
• assign_stage
• compute_stage
• compute_stage_ls
• initialize
• initialize_stages
• update_q

Derived Types

rk_nvf_object

RK NVF class definition.

Components

Name	Type	Attributes	Description
rk	type(rk_object)	pointer	RK common handler.
mpih	type(mpih_nvf_object)		MPI handler.
alph_gpu	real(kind=R8P)	allocatable, device	RK alpha coefficients.
beta_gpu	real(kind=R8P)	allocatable, device	RK beta coefficients.
gamm_gpu	real(kind=R8P)	allocatable, device	RK gamma coefficients.
q_rk_gpu	real(kind=R8P)	allocatable, device	Field cell centered variables, RK stages.

Type-Bound Procedures

Name	Attributes	Description
assign_stage	pass(self)	Assign q to RK stage.
compute_stage	pass(self)	Compute RK stage.
compute_stage_ls	pass(self)	Compute RK stage, low storage scheme.
initialize	pass(self)	Initialize class.
initialize_stages	pass(self)	Initialize RK stages.
update_q	pass(self)	Update RK q.

Subroutines

assign_stage

Assign q to RK stage.

subroutine assign_stage(self, s, q_gpu, phi_gpu)

Arguments

Name	Type	Intent	Attributes	Description
self	class(rk_nvf_object)	inout		RK object.
s	integer(kind=I4P)	in		Current stage number.
q_gpu	real(kind=R8P)	in	device	Conservative variables.
phi_gpu	real(kind=R8P)	in	device, optional	IB distance.

Call graph

compute_stage

Compute RK stage.

subroutine compute_stage(self, s, dt, phi_gpu)

Arguments

Name	Type	Intent	Attributes	Description
self	class(rk_nvf_object)	inout		RK object.
s	integer(kind=I4P)	in		Current stage number.
dt	real(kind=R8P)	in		Current time step.
phi_gpu	real(kind=R8P)	in	device, optional	IB distance.

Call graph

compute_stage_ls

Compute RK stage, low storage scheme. The first (only) stage is assumed to be the previous time step q solution.

subroutine compute_stage_ls(self, s, dt, phi_gpu, dq_gpu, q_gpu)

Arguments

Name	Type	Intent	Attributes	Description
self	class(rk_nvf_object)	in		RK object.
s	integer(kind=I4P)	in		Current RK stage.
dt	real(kind=R8P)	in		Current time step.
phi_gpu	real(kind=R8P)	in	device, optional	IB distance.
dq_gpu	real(kind=R8P)	in	device	Conservative variables residuals.
q_gpu	real(kind=R8P)	inout	device	Conservative variables stage.

Call graph

initialize

Initialize class.

subroutine initialize(self, rk, nb, ngc, ni, nj, nk, nv)

Arguments

Name	Type	Intent	Attributes	Description
self	class(rk_nvf_object)	inout		RK NVF object.
rk	type(rk_object)	in	target	RK object.
nb	integer(kind=I4P)	in		Total blocks number for MPI.
ngc	integer(kind=I4P)	in		Number of ghost cells.
ni	integer(kind=I4P)	in		Number of cells in i direction.
nj	integer(kind=I4P)	in		Number of cells in j direction.
nk	integer(kind=I4P)	in		Number of cells in k direction.
nv	integer(kind=I4P)	in		Number of conservative variables.

Call graph

initialize_stages

Initialize RK stages.

subroutine initialize_stages(self, q_gpu)

Arguments

Name	Type	Intent	Attributes	Description
self	class(rk_nvf_object)	inout		RK object.
q_gpu	real(kind=R8P)	in	device	Conservative variables.

Call graph

update_q

Update RK q.

subroutine update_q(self, dt, phi_gpu, q_gpu)

Arguments

Name	Type	Intent	Attributes	Description
self	class(rk_nvf_object)	in		RK object.
dt	real(kind=R8P)	in		Current time step.
phi_gpu	real(kind=R8P)	in	device, optional	IB distance.
q_gpu	real(kind=R8P)	inout	device	Conservative variables.

Call graph