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Dynamics.h
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Created
Wed, Sep 11, 03:59
Size
2 KB
Mime Type
text/x-c++
Expires
Fri, Sep 13, 03:59 (2 d)
Engine
blob
Format
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rGOOSEFEM GooseFEM
Dynamics.h
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/* =================================================================================================
(c - GPLv3) T.W.J. de Geus (Tom) | tom@geus.me | www.geus.me | github.com/tdegeus/GooseFEM
================================================================================================= */
#ifndef GOOSEFEM_DYNAMICS_H
#define GOOSEFEM_DYNAMICS_H
// -------------------------------------------------------------------------------------------------
#include "GooseFEM.h"
// ======================================= GooseFEM::Dynamics =======================================
namespace
GooseFEM
{
namespace
Dynamics
{
// ------------------------------------------ dummy class ------------------------------------------
class
Geometry
{
public:
// solve for DOF-accelerations [ndof]
virtual
ColD
solve_A
()
{
return
ColD
();
};
virtual
ColD
solve_V
()
{
return
ColD
();
};
// return nodal vectors [nnode, ndim]
virtual
MatD
u
()
const
{
return
MatD
();
};
virtual
MatD
v
()
const
{
return
MatD
();
};
virtual
MatD
a
()
const
{
return
MatD
();
};
// return DOF values [ndof]
virtual
ColD
dofs_u
()
const
{
return
ColD
();
};
virtual
ColD
dofs_v
()
const
{
return
ColD
();
};
virtual
ColD
dofs_a
()
const
{
return
ColD
();
};
// overwrite nodal vectors [nnode, ndim]
virtual
void
set_u
(
const
MatD
&
nodevec
)
{
UNUSED
(
nodevec
);
return
;
};
// overwrite nodal vectors, reconstructed from DOF values [ndof]
virtual
void
set_u
(
const
ColD
&
dofval
)
{
UNUSED
(
dofval
);
return
;
};
virtual
void
set_v
(
const
ColD
&
dofval
)
{
UNUSED
(
dofval
);
return
;
};
virtual
void
set_a
(
const
ColD
&
dofval
)
{
UNUSED
(
dofval
);
return
;
};
};
// ------------------------------------ evaluate one time step -------------------------------------
inline
void
Verlet
(
Geometry
&
geometry
,
double
dt
,
size_t
nstep
=
1
);
inline
void
velocityVerlet
(
Geometry
&
geometry
,
double
dt
,
size_t
nstep
=
1
);
namespace
Overdamped
{
inline
void
forwardEuler
(
Geometry
&
geometry
,
double
dt
,
size_t
nstep
=
1
);
}
// -------------------------------------------------------------------------------------------------
}}
// namespace ...
// =================================================================================================
#endif
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