oft_tracer_euler Type Reference

Detailed Description

Tracer implementation using an Euler method.

Inheritance diagram for oft_tracer_euler:

Public Member Functions
procedure	copy (self)
	Create a copy of this tracer.
procedure(tracer_copy), deferred	copy (self, new)
	Create a copy of this tracer.
procedure(tracer_step), deferred	delete (self)
	Clean-up internal storage.
procedure	delete (self)
	Clean-up internal storage.
procedure(tracer_recv), deferred	recv (self, proc)
	Receive tracer information from other domain.
procedure	recv (self, proc)
	Receive tracer information from other domain.
procedure(tracer_send), deferred	send (self, proc)
	Save tracer information for transfer.
procedure	send (self, proc)
	Save tracer information for transfer.
procedure(tracer_setup), deferred	setup (self, y, cell, init)
	Initialize tracer at a given point.
procedure	setup (self, y, cell, init)
	Initialize tracer at a given point.
procedure(tracer_step), deferred	step (self)
	Advance tracer one step.
procedure	step (self)
	Advance tracer one step.

Public Attributes
class(fem_interp), pointer	b => NULL()
	Interpolation operator for trace field.
integer(i4)	cell = 0
	Cell location of last/current trace point.
real(r8)	dt = 0.d0
	Time step for ODE solver.
real(r8), dimension(:), pointer	dy
	Change from previous trace point.
real(r8), dimension(:), pointer	dyp
	Previous derivative.
integer(i4)	estatus = 0
	Error status of tracer.
real(r8), dimension(4)	f = 0.d0
	Logical cell position of last/current trace point.
logical	initialized = .FALSE.
	Flag to indicate tracer is ready.
integer(i4), dimension(2)	isend = 0
	Integer MPI transfer array.
integer(i4)	maxsteps = 1e6
	Limit for the number of tracer steps.
integer(i4)	maxtrans = 1e2
	Limit for the number of domain transfers.
type(multigrid_mesh), pointer	ml_mesh => NULL()
	Muli-grid mesh.
integer(i4)	neq = 3
	Number of equations in ODE system (3)
integer(i4)	nsteps = 0
	Current number of steps.
integer(i4)	ntrans = 0
	Current number of transfers.
integer(i4)	proc = 0
	Processor location of last/current trace point.
integer(i4), dimension(2)	rids = MPI_REQUEST_NULL
	Active MPI recieve request IDs.
real(r8), dimension(:), pointer	rsend
	Real MPI transfer array.
integer(i4)	status = 0
	Status of tracer.
integer(i4), dimension(2)	tids = 0
	Transfer tags for inter-processor communication.
real(r8)	tol = 1.d-4
	Tolerance for ODE solver.
real(r8), dimension(:), pointer	y
	Possition of current trace point.

Static Public Attributes
procedure(tracer_ydot), pointer, nopass	ydot => NULL()
	General ODE function.

Member Function/Subroutine Documentation

copy() [1/2]

procedure copy

(

class(oft_tracer_euler), intent(inout)

self

)

Create a copy of this tracer.

Parameters

[in,out]

self

Tracer object

copy() [2/2]

procedure(tracer_copy), deferred copy ( class(oft_tracer), intent(in)  self, class(oft_tracer), intent(out), pointer  new  )

pure virtualinherited

Create a copy of this tracer.

Parameters

[in]	self	Tracer object
[out]	new	Copy of tracer object with same type, tolerances and field interpolation object

delete() [1/2]

procedure(tracer_step), deferred delete ( class(oft_tracer), intent(inout)  self )

pure virtualinherited

Clean-up internal storage.

Parameters

[in,out]

self

Tracer object

delete() [2/2]

procedure delete

(

class(oft_tracer_euler), intent(inout)

self

)

Clean-up internal storage.

Parameters

[in,out]

self

Tracer object

recv() [1/2]

procedure(tracer_recv), deferred recv ( class(oft_tracer), intent(inout)  self, integer(i4), intent(in)  proc  )

pure virtualinherited

Receive tracer information from other domain.

Parameters

[in,out]	self	Tracer object
[in]	proc	Processor ID to recieve tracer information from

Returns

MPI request IDs for transfer of real and integer data (2)

recv() [2/2]

procedure recv	(	class(oft_tracer_euler), intent(inout)	self,
		integer(i4), intent(in)	proc
	)

Receive tracer information from other domain.

This subroutine sets up non-blocking MPI recieve requests and unpacks the resulting data sent by tracer_euler_send

Parameters

[in,out]	self	Tracer object
[in]	proc	Processor ID to receive tracer information from

Returns

MPI request IDs for transfer of real and integer data (2)

send() [1/2]

procedure(tracer_send), deferred send ( class(oft_tracer), intent(inout)  self, integer(i4), intent(in)  proc  )

pure virtualinherited

Save tracer information for transfer.

Transfer tracer information to new domain

send() [2/2]

procedure send	(	class(oft_tracer_euler), intent(inout)	self,
		integer(i4), intent(in)	proc
	)

Save tracer information for transfer.

Transfer tracer information to new domain

setup() [1/2]

procedure(tracer_setup), deferred setup ( class(oft_tracer), intent(inout)  self, real(r8), dimension(:), intent(in)  y, integer(i4), intent(in), optional  cell, logical, intent(in), optional  init  )

pure virtualinherited

Initialize tracer at a given point.

Parameters

[in,out]	self	Tracer object
[in]	y	New start point [3]
[in]	cell	Guess cell for use in mesh_findcell (optional)
[in]	init	Flag indicating tracer is starting a new trace and all counts should be set to zero (optional)

setup() [2/2]

procedure setup	(	class(oft_tracer_euler), intent(inout)	self,
		real(r8), dimension(:), intent(in)	y,
		integer(i4), intent(in), optional	cell,
		logical, intent(in), optional	init
	)

Initialize tracer at a given point.

Parameters

[in,out]	self	Tracer object
[in]	y	New start point [3]
[in]	cell	Guess cell for use in mesh_findcell (optional)
[in]	init	Flag indicating tracer is starting a new trace and all counts should be set to zero (optional)

step() [1/2]

procedure(tracer_step), deferred step ( class(oft_tracer), intent(inout)  self )

pure virtualinherited

Advance tracer one step.

Parameters

[in,out]

self

Tracer object

step() [2/2]

procedure step

(

class(oft_tracer_euler), intent(inout)

self

)

Advance tracer one step.

Parameters

[in,out]

self

Tracer object

Member Data Documentation

b

class(fem_interp), pointer b => NULL()

inherited

Interpolation operator for trace field.

cell

integer(i4) cell = 0

inherited

Cell location of last/current trace point.

dt

real(r8) dt = 0.d0

inherited

Time step for ODE solver.

dy

real(r8), dimension(:), pointer dy

inherited

Change from previous trace point.

dyp

real(r8), dimension(:), pointer dyp

inherited

Previous derivative.

estatus

integer(i4) estatus = 0

inherited

Error status of tracer.

f

real(r8), dimension(4) f = 0.d0

inherited

Logical cell position of last/current trace point.

initialized

logical initialized = .FALSE.

inherited

Flag to indicate tracer is ready.

isend

integer(i4), dimension(2) isend = 0

Integer MPI transfer array.

maxsteps

integer(i4) maxsteps = 1e6

inherited

Limit for the number of tracer steps.

maxtrans

integer(i4) maxtrans = 1e2

inherited

Limit for the number of domain transfers.

ml_mesh

type(multigrid_mesh), pointer ml_mesh => NULL()

inherited

Muli-grid mesh.

neq

integer(i4) neq = 3

inherited

Number of equations in ODE system (3)

nsteps

integer(i4) nsteps = 0

inherited

Current number of steps.

ntrans

integer(i4) ntrans = 0

inherited

Current number of transfers.

proc

integer(i4) proc = 0

inherited

Processor location of last/current trace point.

rids

integer(i4), dimension(2) rids = MPI_REQUEST_NULL

inherited

Active MPI recieve request IDs.

rsend

real(r8), dimension(:), pointer rsend

Real MPI transfer array.

status

integer(i4) status = 0

inherited

Status of tracer.

tids

integer(i4), dimension(2) tids = 0

inherited

Transfer tags for inter-processor communication.

tol

real(r8) tol = 1.d-4

inherited

Tolerance for ODE solver.

y

real(r8), dimension(:), pointer y

inherited

Possition of current trace point.

ydot

procedure(tracer_ydot), pointer, nopass ydot => NULL()

staticinherited

General ODE function.

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The documentation for this type was generated from the following file:

• /home/runner/work/OpenFUSIONToolkit/OpenFUSIONToolkit/src/physics/tracing.F90