8.0
general documentation
cs_cdofb_scaleq.h File Reference
#include "cs_defs.h"
#include "cs_base.h"
#include "cs_cdo_connect.h"
#include "cs_cdo_local.h"
#include "cs_cdo_toolbox.h"
#include "cs_cdo_quantities.h"
#include "cs_cdofb_priv.h"
#include "cs_equation_builder.h"
#include "cs_equation_param.h"
#include "cs_field.h"
#include "cs_matrix.h"
#include "cs_mesh.h"
#include "cs_restart.h"
#include "cs_source_term.h"
#include "cs_time_step.h"
+ Include dependency graph for cs_cdofb_scaleq.h:

Go to the source code of this file.

Functions

bool cs_cdofb_scaleq_is_initialized (void)
 Check if the generic structures for building a CDO-Fb scheme are allocated. More...
 
void cs_cdofb_scaleq_init_sharing (const cs_cdo_quantities_t *quant, const cs_cdo_connect_t *connect, const cs_time_step_t *time_step)
 Allocate work buffer and general structures related to CDO scalar-valued face-based schemes. Set shared pointers from the main domain members. More...
 
void cs_cdofb_scaleq_get (cs_cell_sys_t **csys, cs_cell_builder_t **cb)
 Retrieve work buffers used for building a CDO system cellwise. More...
 
void cs_cdofb_scaleq_finalize_sharing (void)
 Free work buffer and general structure related to CDO face-based schemes. More...
 
void * cs_cdofb_scaleq_init_context (const cs_equation_param_t *eqp, int var_id, int bflux_id, cs_equation_builder_t *eqb)
 Initialize a cs_cdofb_scaleq_t structure storing data useful for building and managing such a scheme. More...
 
void * cs_cdofb_scaleq_free_context (void *data)
 Destroy a cs_cdofb_scaleq_t structure. More...
 
void cs_cdofb_scaleq_init_values (cs_real_t t_eval, const int field_id, const cs_mesh_t *mesh, const cs_equation_param_t *eqp, cs_equation_builder_t *eqb, void *context)
 Set the initial values of the variable field taking into account the boundary conditions. Case of scalar-valued CDO-Fb schemes. More...
 
void cs_cdofb_scaleq_interpolate (const cs_mesh_t *mesh, const cs_real_t *cell_values, const int field_id, const cs_equation_param_t *eqp, cs_equation_builder_t *eqb, void *context)
 Build and solve the linear system arising from a scalar steady-state convection/diffusion/reaction equation with a CDO-Fb scheme Use for interpolation purpose from cell values to face values. One works cellwise and then process to the assembly. More...
 
void cs_cdofb_scaleq_solve_steady_state (bool cur2prev, const cs_mesh_t *mesh, const int field_id, const cs_equation_param_t *eqp, cs_equation_builder_t *eqb, void *context)
 Build and solve the linear system arising from a scalar steady-state convection/diffusion/reaction equation with a CDO-Fb scheme One works cellwise and then process to the assembly. More...
 
void cs_cdofb_scaleq_solve_implicit (bool cur2prev, const cs_mesh_t *mesh, const int field_id, const cs_equation_param_t *eqp, cs_equation_builder_t *eqb, void *context)
 Build and solve the linear system arising from a scalar convection/diffusion/reaction equation with a CDO-Fb scheme and an implicit Euler scheme. One works cellwise and then process to the assembly. More...
 
void cs_cdofb_scaleq_solve_theta (bool cur2prev, const cs_mesh_t *mesh, const int field_id, const cs_equation_param_t *eqp, cs_equation_builder_t *eqb, void *context)
 Build and solve the linear system arising from a scalar convection/diffusion/reaction equation with a CDO-Fb scheme and an implicit/explicit theta scheme. One works cellwise and then process to the assembly. More...
 
cs_cdo_balance_tcs_cdofb_scaleq_balance (const cs_equation_param_t *eqp, cs_equation_builder_t *eqb, void *context)
 Compute the balance for an equation over the full computational domain between time t_cur and t_cur + dt_cur Case of scalar-valued CDO face-based scheme. More...
 
void cs_cdofb_scaleq_diff_flux_faces (const cs_real_t *c_values, const cs_equation_param_t *eqp, cs_real_t t_eval, cs_equation_builder_t *eqb, void *context, cs_real_t *diff_flux)
 Cellwise computation of the diffusive flux accross primal faces. Interior faces first and then boundary faces. Values at faces are recovered thanks to the equation builder Case of scalar-valued CDO-Fb schemes. More...
 
void cs_cdofb_scaleq_boundary_diff_flux (const cs_real_t t_eval, const cs_equation_param_t *eqp, const cs_real_t *pot_f, const cs_real_t *pot_c, cs_equation_builder_t *eqb, void *context, cs_real_t *bflux)
 Compute an approximation of the the diffusive flux across each boundary face. Case of scalar-valued CDO-Fb schemes. More...
 
void cs_cdofb_scaleq_current_to_previous (const cs_equation_param_t *eqp, cs_equation_builder_t *eqb, void *context)
 Operate a current to previous operation for the field associated to this equation and potentially for related fields/arrays. More...
 
void cs_cdofb_scaleq_extra_post (const cs_equation_param_t *eqp, cs_equation_builder_t *eqb, void *context)
 Predefined extra-operations related to this equation. More...
 
cs_real_tcs_cdofb_scaleq_get_cell_values (void *context, bool previous)
 Get the computed values at mesh cells from the inverse operation w.r.t. the static condensation (DoF used in the linear system are located at primal faces) The lifecycle of this array is managed by the code. So one does not have to free the return pointer. More...
 
cs_real_tcs_cdofb_scaleq_get_face_values (void *context, bool previous)
 Retrieve an array of values at mesh faces for the current context. The lifecycle of this array is managed by the code. So one does not have to free the return pointer. More...
 
void cs_cdofb_scaleq_read_restart (cs_restart_t *restart, const char *eqname, void *scheme_context)
 Read additional arrays (not defined as fields) but useful for the checkpoint/restart process. More...
 
void cs_cdofb_scaleq_write_restart (cs_restart_t *restart, const char *eqname, void *scheme_context)
 Write additional arrays (not defined as fields) but useful for the checkpoint/restart process. More...
 

Function Documentation

◆ cs_cdofb_scaleq_balance()

cs_cdo_balance_t* cs_cdofb_scaleq_balance ( const cs_equation_param_t eqp,
cs_equation_builder_t eqb,
void *  context 
)

Compute the balance for an equation over the full computational domain between time t_cur and t_cur + dt_cur Case of scalar-valued CDO face-based scheme.

Parameters
[in]eqppointer to a cs_equation_param_t structure
[in,out]eqbpointer to a cs_equation_builder_t structure
[in,out]contextpointer to a scheme builder structure
Returns
a pointer to a cs_cdo_balance_t structure

◆ cs_cdofb_scaleq_boundary_diff_flux()

void cs_cdofb_scaleq_boundary_diff_flux ( const cs_real_t  t_eval,
const cs_equation_param_t eqp,
const cs_real_t pot_f,
const cs_real_t pot_c,
cs_equation_builder_t eqb,
void *  context,
cs_real_t bflux 
)

Compute an approximation of the the diffusive flux across each boundary face. Case of scalar-valued CDO-Fb schemes.

Parameters
[in]t_evaltime at which one performs the evaluation
[in]eqppointer to a cs_equation_param_t structure
[in]pot_farray of values at faces
[in]pot_carray of values at cells
[in,out]eqbpointer to a cs_equation_builder_t structure
[in,out]contextpointer to a scheme builder structure
[in,out]bfluxpointer to the values of the diffusive flux

◆ cs_cdofb_scaleq_current_to_previous()

void cs_cdofb_scaleq_current_to_previous ( const cs_equation_param_t eqp,
cs_equation_builder_t eqb,
void *  context 
)

Operate a current to previous operation for the field associated to this equation and potentially for related fields/arrays.

Parameters
[in]eqppointer to a cs_equation_param_t structure
[in,out]eqbpointer to a cs_equation_builder_t structure
[in,out]contextpointer to cs_cdofb_scaleq_t structure

◆ cs_cdofb_scaleq_diff_flux_faces()

void cs_cdofb_scaleq_diff_flux_faces ( const cs_real_t c_values,
const cs_equation_param_t eqp,
cs_real_t  t_eval,
cs_equation_builder_t eqb,
void *  context,
cs_real_t diff_flux 
)

Cellwise computation of the diffusive flux accross primal faces. Interior faces first and then boundary faces. Values at faces are recovered thanks to the equation builder Case of scalar-valued CDO-Fb schemes.

Parameters
[in]c_valuesvalues for the potential at cells
[in]eqppointer to a cs_equation_param_t structure
[in]t_evaltime at which one performs the evaluation
[in,out]eqbpointer to a cs_equation_builder_t structure
[in,out]contextpointer to cs_cdovb_scaleq_t structure
[in,out]diff_fluxvalue of the diffusive flux at primal faces

◆ cs_cdofb_scaleq_extra_post()

void cs_cdofb_scaleq_extra_post ( const cs_equation_param_t eqp,
cs_equation_builder_t eqb,
void *  context 
)

Predefined extra-operations related to this equation.

Parameters
[in]eqppointer to a cs_equation_param_t structure
[in,out]eqbpointer to a cs_equation_builder_t structure
[in,out]contextpointer to cs_cdofb_scaleq_t structure

◆ cs_cdofb_scaleq_finalize_sharing()

void cs_cdofb_scaleq_finalize_sharing ( void  )

Free work buffer and general structure related to CDO face-based schemes.

◆ cs_cdofb_scaleq_free_context()

void* cs_cdofb_scaleq_free_context ( void *  data)

Destroy a cs_cdofb_scaleq_t structure.

Parameters
[in,out]datapointer to a cs_cdofb_scaleq_t structure
Returns
a NULL pointer

◆ cs_cdofb_scaleq_get()

void cs_cdofb_scaleq_get ( cs_cell_sys_t **  csys,
cs_cell_builder_t **  cb 
)

Retrieve work buffers used for building a CDO system cellwise.

Parameters
[out]csyspointer to a pointer on a cs_cell_sys_t structure
[out]cbpointer to a pointer on a cs_cell_builder_t structure

◆ cs_cdofb_scaleq_get_cell_values()

cs_real_t* cs_cdofb_scaleq_get_cell_values ( void *  context,
bool  previous 
)

Get the computed values at mesh cells from the inverse operation w.r.t. the static condensation (DoF used in the linear system are located at primal faces) The lifecycle of this array is managed by the code. So one does not have to free the return pointer.

Parameters
[in,out]contextpointer to a data structure cast on-the-fly
[in]previousretrieve the previous state (true/false)
Returns
a pointer to an array of cs_real_t (size n_cells)

◆ cs_cdofb_scaleq_get_face_values()

cs_real_t* cs_cdofb_scaleq_get_face_values ( void *  context,
bool  previous 
)

Retrieve an array of values at mesh faces for the current context. The lifecycle of this array is managed by the code. So one does not have to free the return pointer.

Parameters
[in,out]contextpointer to a data structure cast on-the-fly
[in]previousretrieve the previous state (true/false)
Returns
a pointer to an array of cs_real_t (size n_faces)

◆ cs_cdofb_scaleq_init_context()

void* cs_cdofb_scaleq_init_context ( const cs_equation_param_t eqp,
int  var_id,
int  bflux_id,
cs_equation_builder_t eqb 
)

Initialize a cs_cdofb_scaleq_t structure storing data useful for building and managing such a scheme.

Parameters
[in]eqppointer to a cs_equation_param_t structure
[in]var_idid of the variable field
[in]bflux_idid of the boundary flux field
[in,out]eqbpointer to a cs_equation_builder_t structure
Returns
a pointer to a new allocated cs_cdofb_scaleq_t structure

◆ cs_cdofb_scaleq_init_sharing()

void cs_cdofb_scaleq_init_sharing ( const cs_cdo_quantities_t quant,
const cs_cdo_connect_t connect,
const cs_time_step_t time_step 
)

Allocate work buffer and general structures related to CDO scalar-valued face-based schemes. Set shared pointers from the main domain members.

Parameters
[in]quantadditional mesh quantities struct.
[in]connectpointer to a cs_cdo_connect_t struct.
[in]time_steppointer to a time step structure

◆ cs_cdofb_scaleq_init_values()

void cs_cdofb_scaleq_init_values ( cs_real_t  t_eval,
const int  field_id,
const cs_mesh_t mesh,
const cs_equation_param_t eqp,
cs_equation_builder_t eqb,
void *  context 
)

Set the initial values of the variable field taking into account the boundary conditions. Case of scalar-valued CDO-Fb schemes.

Parameters
[in]t_evaltime at which one evaluates BCs
[in]field_idid related to the variable field of this equation
[in]meshpointer to a cs_mesh_t structure
[in]eqppointer to a cs_equation_param_t structure
[in,out]eqbpointer to a cs_equation_builder_t structure
[in,out]contextpointer to the scheme context (cast on-the-fly)

◆ cs_cdofb_scaleq_interpolate()

void cs_cdofb_scaleq_interpolate ( const cs_mesh_t mesh,
const cs_real_t cell_values,
const int  field_id,
const cs_equation_param_t eqp,
cs_equation_builder_t eqb,
void *  context 
)

Build and solve the linear system arising from a scalar steady-state convection/diffusion/reaction equation with a CDO-Fb scheme Use for interpolation purpose from cell values to face values. One works cellwise and then process to the assembly.

Parameters
[in]meshpointer to a cs_mesh_t structure
[in]cell_valuesarray of cell values
[in]field_idid of the variable field
[in]eqppointer to a cs_equation_param_t structure
[in,out]eqbpointer to a cs_equation_builder_t structure
[in,out]contextpointer to cs_cdofb_scaleq_t structure

◆ cs_cdofb_scaleq_is_initialized()

bool cs_cdofb_scaleq_is_initialized ( void  )

Check if the generic structures for building a CDO-Fb scheme are allocated.

Returns
true or false

◆ cs_cdofb_scaleq_read_restart()

void cs_cdofb_scaleq_read_restart ( cs_restart_t restart,
const char *  eqname,
void *  scheme_context 
)

Read additional arrays (not defined as fields) but useful for the checkpoint/restart process.

Parameters
[in,out]restartpointer to cs_restart_t structure
[in]eqnamename of the related equation
[in]scheme_contextpointer to a data structure cast on-the-fly

◆ cs_cdofb_scaleq_solve_implicit()

void cs_cdofb_scaleq_solve_implicit ( bool  cur2prev,
const cs_mesh_t mesh,
const int  field_id,
const cs_equation_param_t eqp,
cs_equation_builder_t eqb,
void *  context 
)

Build and solve the linear system arising from a scalar convection/diffusion/reaction equation with a CDO-Fb scheme and an implicit Euler scheme. One works cellwise and then process to the assembly.

Parameters
[in]cur2prevtrue="current to previous" operation is performed
[in]meshpointer to a cs_mesh_t structure
[in]field_idid of the variable field related to this equation
[in]eqppointer to a cs_equation_param_t structure
[in,out]eqbpointer to a cs_equation_builder_t structure
[in,out]contextpointer to cs_cdofb_scaleq_t structure

◆ cs_cdofb_scaleq_solve_steady_state()

void cs_cdofb_scaleq_solve_steady_state ( bool  cur2prev,
const cs_mesh_t mesh,
const int  field_id,
const cs_equation_param_t eqp,
cs_equation_builder_t eqb,
void *  context 
)

Build and solve the linear system arising from a scalar steady-state convection/diffusion/reaction equation with a CDO-Fb scheme One works cellwise and then process to the assembly.

Parameters
[in]cur2prevtrue="current to previous" operation is performed
[in]meshpointer to a cs_mesh_t structure
[in]field_idid of the variable field related to this equation
[in]eqppointer to a cs_equation_param_t structure
[in,out]eqbpointer to a cs_equation_builder_t structure
[in,out]contextpointer to cs_cdofb_scaleq_t structure

◆ cs_cdofb_scaleq_solve_theta()

void cs_cdofb_scaleq_solve_theta ( bool  cur2prev,
const cs_mesh_t mesh,
const int  field_id,
const cs_equation_param_t eqp,
cs_equation_builder_t eqb,
void *  context 
)

Build and solve the linear system arising from a scalar convection/diffusion/reaction equation with a CDO-Fb scheme and an implicit/explicit theta scheme. One works cellwise and then process to the assembly.

Parameters
[in]cur2prevtrue="current to previous" operation is performed
[in]meshpointer to a cs_mesh_t structure
[in]field_idid of the variable field related to this equation
[in]eqppointer to a cs_equation_param_t structure
[in,out]eqbpointer to a cs_equation_builder_t structure
[in,out]contextpointer to cs_cdofb_scaleq_t structure

◆ cs_cdofb_scaleq_write_restart()

void cs_cdofb_scaleq_write_restart ( cs_restart_t restart,
const char *  eqname,
void *  scheme_context 
)

Write additional arrays (not defined as fields) but useful for the checkpoint/restart process.

Parameters
[in,out]restartpointer to cs_restart_t structure
[in]eqnamename of the related equation
[in]scheme_contextpointer to a data structure cast on-the-fly