ESyS-Particle
4.0.1
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Damping of the particle motion by an artificial viscosity. More...
#include <Damping.h>
Public Types | |
typedef CDampingIGP | ParameterType |
typedef double(CDamping::* | ScalarFieldFunction )() const |
typedef pair< bool, double > (CDamping::* | CheckedScalarFieldFunction )() const |
typedef Vec3(CDamping::* | VectorFieldFunction )() const |
Public Member Functions | |
CDamping (T *, const Vec3 &, double, double, int) | |
CDamping (T *, const CDampingIGP &) | |
CDamping (T *, CDampingIGP *) | |
virtual | ~CDamping () |
void | setLimit (double limit) |
void | setTimeStepSize (double dt) |
virtual void | calcForces () |
virtual bool | hasTag (int, int) const |
virtual Vec3 | getPosFirst () const |
virtual Vec3 | getPosSecond () const |
virtual Vec3 | getPos () const |
vector< int > | getAllID () const |
esys::lsm::quintuple< Vec3, double, Vec3, double, Vec3 > | getRaw2Data () const |
double | getDissipatedEnergy () const |
Vec3 | getForce () const |
Static Public Member Functions | |
static ScalarFieldFunction | getScalarFieldFunction (const string &) |
static CheckedScalarFieldFunction | getCheckedScalarFieldFunction (const string &) |
static VectorFieldFunction | getVectorFieldFunction (const string &) |
static void | zeroFlops () |
static int | Flops () |
Protected Attributes | |
T * | m_p |
the particle | |
Vec3 | m_vref |
reference velocity | |
double | m_visc |
artificial viscosity | |
double | m_dt |
time step | |
int | m_maxiter |
iteration limit | |
double | m_E_diss |
dissipated energy | |
Vec3 | m_force |
current force |
Static Protected Attributes | |
static double | s_limit2 = 1e-12 |
square error limit for iteration | |
static int | s_flops = 0 |
Damping of the particle motion by an artificial viscosity.
Construct a damping "interaction" for a particle
P | the particle |
V | the reference velocity |
visc | the artificial viscosity |
dt | the time step |
mi | the maximum number of iterations |
CDamping< T >::CDamping | ( | T * | P, |
const CDampingIGP & | param | ||
) |
Construct a damping "interaction" for a particle
P | the particle |
param | the parameters |
CDamping< T >::CDamping | ( | T * | P, |
CDampingIGP * | param | ||
) |
Construct a damping "interaction" for a particle
P | the particle |
param | pointer to the parameters |
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virtual |
Calculate the damping force.
25*count+8 flops
vector< int > CDamping< T >::getAllID | ( | ) | const |
return a vector of all particle IDs
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static |
Get the particle member function which returns a checked scalar field of a given name.
name | the name of the field |
Reimplemented in ABCDamping< ParticleType >.
double CDamping< T >::getDissipatedEnergy | ( | ) | const |
return the amount of energy dissipated during the last time step
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static |
Get the particle member function which returns a scalar field of a given name.
name | the name of the field |
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static |
Get the particle member function which returns a vector field of a given name.
name | the name of the field |
Reimplemented in ABCDamping< ParticleType >.
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virtual |
check if any of the particles in the interaction fits tag & mask
tag | the tag |
mask | the mask |