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diffusion.hpp
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rSPECMICP SpecMiCP / ReactMiCP
diffusion.hpp
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#ifndef SPECMICP_DFPM_1DTRANSPORT_DIFFUSION_HPP
#define SPECMICP_DFPM_1DTRANSPORT_DIFFUSION_HPP
#include <memory>
#include "common.hpp"
#include "dfpm/types.hpp"
#include "dfpmsolver/parabolic_program.hpp"
#include "dfpm/meshes/mesh1dfwd.hpp"
namespace
specmicp
{
namespace
dfpm
{
class
SaturatedDiffusion1DParameters
;
class
SaturatedDiffusion1D
:
public
dfpmsolver
::
ParabolicProgram
<
SaturatedDiffusion1D
>
{
public
:
SaturatedDiffusion1D
(
mesh
::
Mesh1DPtr
the_mesh
,
std
::
shared_ptr
<
SaturatedDiffusion1DParameters
>
parameters
,
std
::
vector
<
index_t
>
list_bcs
);
//! \brief Return the number of equations
index_t
get_neq
()
const
{
return
m_neq
;}
//! \brief Return the number of degrees of freedom per node
index_t
get_ndf
()
const
{
return
1
;}
//! \brief Return the total number of degrees of freedom
index_t
get_tot_ndf
()
const
{
return
m_tot_ndf
;}
//! \brief Return the id of the equation corresponding to the degree of freedom 'id_dof'
//!
//! Return 'no_equation' if no equation exist
index_t
id_equation
(
index_t
id_dof
)
const
{
return
m_id_equations
(
id_dof
);}
void
element_residuals
(
index_t
element
,
const
Vector
&
displacement
,
const
Vector
&
velocity
,
Vector
&
element_residual
);
//! \brief Compute the residuals
void
compute_residuals
(
const
Vector
&
displacement
,
const
Vector
&
velocity
,
Vector
&
residual
);
//! \brief Compute the jacobian
void
compute_jacobian
(
Vector
&
displacement
,
Vector
&
velocity
,
Eigen
::
SparseMatrix
<
scalar_t
>&
jacobian
,
scalar_t
alphadt
);
void
element_jacobian
(
index_t
element
,
Vector
&
displacement
,
Vector
&
velocity
,
list_triplet_t
&
jacobian
,
scalar_t
alphadt
);
//! \brief Update the solutions
void
update_solution
(
const
Vector
&
update
,
scalar_t
lambda
,
scalar_t
alpha_dt
,
Vector
&
predictor
,
Vector
&
displacement
,
Vector
&
velocity
);
//! \brief Apply boundary conditions to the velocity vector
//!
//! by default do nothing.
void
apply_bc
(
scalar_t
dt
,
const
Vector
&
displacement
,
Vector
&
velocity
)
{}
//! \brief Return the value of the external flow for dof 'id_dof'
scalar_t
external_flow
(
index_t
id_dof
)
const
{
return
m_external_flow
(
id_dof
);}
//! \brief Return a reference to the value of the external flow for dof 'id_dof'
scalar_t
&
external_flow
(
index_t
id_dof
)
{
return
m_external_flow
(
id_dof
);}
//! \brief Return a reference to the vector of external flow
Vector
&
external_flow
()
{
return
m_external_flow
;}
private
:
void
number_equations
(
std
::
vector
<
index_t
>
list_bcs
);
index_t
m_tot_ndf
;
index_t
m_neq
;
Eigen
::
VectorXi
m_id_equations
;
mesh
::
Mesh1DPtr
m_mesh
;
std
::
shared_ptr
<
SaturatedDiffusion1DParameters
>
m_param
;
Vector
m_internal_flow
;
Vector
m_external_flow
;
};
}
// end namespace dfpm
}
// end namespace specmicp
#endif
// SPECMICP_DFPM_1DTRANSPORT_DIFFUSION_HPP
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