walberla::mesa_pd::kernel::SpringDashpot Class Reference

Detailed Description

Basic DEM kernel.

This DEM kernel supports spring&dashpot in normal direction as well as friction in tangential direction.

const walberla::mesa_pd::Vec3& getPosition(const size_t p_idx) const;
 
const walberla::mesa_pd::Vec3& getLinearVelocity(const size_t p_idx) const;
 
walberla::mesa_pd::Vec3& getForceRef(const size_t p_idx);
 
const walberla::mesa_pd::Vec3& getAngularVelocity(const size_t p_idx) const;
 
walberla::mesa_pd::Vec3& getTorqueRef(const size_t p_idx);
 
const uint_t& getType(const size_t p_idx) const;
 
const std::map<walberla::id_t, walberla::mesa_pd::Vec3>& getContactHistory(const size_t p_idx) const;
void setContactHistory(const size_t p_idx, const std::map<walberla::id_t, walberla::mesa_pd::Vec3>& v);

#include <SpringDashpot.h>

Public Member Functions
	SpringDashpot (const uint_t numParticleTypes)
	SpringDashpot (const SpringDashpot &other)=default
	SpringDashpot (SpringDashpot &&other)=default
SpringDashpot &	operator= (const SpringDashpot &other)=default
SpringDashpot &	operator= (SpringDashpot &&other)=default
template<typename Accessor >
void	operator() (const size_t p_idx1, const size_t p_idx2, Accessor &ac, const Vec3 &contactPoint, const Vec3 &contactNormal, const real_t &penetrationDepth) const
void	setStiffness (const size_t type1, const size_t type2, const real_t &val)
	assumes this parameter is symmetric
void	setDampingN (const size_t type1, const size_t type2, const real_t &val)
	assumes this parameter is symmetric
void	setDampingT (const size_t type1, const size_t type2, const real_t &val)
	assumes this parameter is symmetric
void	setFriction (const size_t type1, const size_t type2, const real_t &val)
	assumes this parameter is symmetric
real_t	getStiffness (const size_t type1, const size_t type2) const
real_t	getDampingN (const size_t type1, const size_t type2) const
real_t	getDampingT (const size_t type1, const size_t type2) const
real_t	getFriction (const size_t type1, const size_t type2) const
real_t	calcCoefficientOfRestitution (const size_t type1, const size_t type2, const real_t meff)
real_t	calcCollisionTime (const size_t type1, const size_t type2, const real_t meff)
void	setParametersFromCOR (const size_t type1, const size_t type2, const real_t cor, const real_t collisionTime, const real_t meff)

Private Attributes
uint_t	numParticleTypes_
std::vector< real_t >	stiffness_ {}
std::vector< real_t >	dampingN_ {}
std::vector< real_t >	dampingT_ {}
std::vector< real_t >	friction_ {}

Constructor & Destructor Documentation

SpringDashpot() [1/3]

walberla::mesa_pd::kernel::SpringDashpot::SpringDashpot ( const uint_t numParticleTypes )

inline

SpringDashpot() [2/3]

walberla::mesa_pd::kernel::SpringDashpot::SpringDashpot ( const SpringDashpot & other )

default

SpringDashpot() [3/3]

walberla::mesa_pd::kernel::SpringDashpot::SpringDashpot ( SpringDashpot && other )

default

Member Function Documentation

calcCoefficientOfRestitution()

real_t walberla::mesa_pd::kernel::SpringDashpot::calcCoefficientOfRestitution ( const size_t type1, const size_t type2, const real_t meff )

inline

calcCollisionTime()

real_t walberla::mesa_pd::kernel::SpringDashpot::calcCollisionTime ( const size_t type1, const size_t type2, const real_t meff )

inline

getDampingN()

real_t walberla::mesa_pd::kernel::SpringDashpot::getDampingN ( const size_t type1, const size_t type2 ) const

inline

getDampingT()

real_t walberla::mesa_pd::kernel::SpringDashpot::getDampingT ( const size_t type1, const size_t type2 ) const

inline

getFriction()

real_t walberla::mesa_pd::kernel::SpringDashpot::getFriction ( const size_t type1, const size_t type2 ) const

inline

getStiffness()

real_t walberla::mesa_pd::kernel::SpringDashpot::getStiffness ( const size_t type1, const size_t type2 ) const

inline

operator()()

template<typename Accessor >

void walberla::mesa_pd::kernel::SpringDashpot::operator() ( const size_t p_idx1, const size_t p_idx2, Accessor & ac, const Vec3 & contactPoint, const Vec3 & contactNormal, const real_t & penetrationDepth ) const

inline

operator=() [1/2]

SpringDashpot & walberla::mesa_pd::kernel::SpringDashpot::operator= ( const SpringDashpot & other )

default

operator=() [2/2]

SpringDashpot & walberla::mesa_pd::kernel::SpringDashpot::operator= ( SpringDashpot && other )

default

setDampingN()

void walberla::mesa_pd::kernel::SpringDashpot::setDampingN ( const size_t type1, const size_t type2, const real_t & val )

inline

assumes this parameter is symmetric

setDampingT()

void walberla::mesa_pd::kernel::SpringDashpot::setDampingT ( const size_t type1, const size_t type2, const real_t & val )

inline

assumes this parameter is symmetric

setFriction()

void walberla::mesa_pd::kernel::SpringDashpot::setFriction ( const size_t type1, const size_t type2, const real_t & val )

inline

assumes this parameter is symmetric

setParametersFromCOR()

void walberla::mesa_pd::kernel::SpringDashpot::setParametersFromCOR ( const size_t type1, const size_t type2, const real_t cor, const real_t collisionTime, const real_t meff )

inline

setStiffness()

void walberla::mesa_pd::kernel::SpringDashpot::setStiffness ( const size_t type1, const size_t type2, const real_t & val )

inline

assumes this parameter is symmetric

Member Data Documentation

dampingN_

std::vector<real_t> walberla::mesa_pd::kernel::SpringDashpot::dampingN_ {}

private

dampingT_

std::vector<real_t> walberla::mesa_pd::kernel::SpringDashpot::dampingT_ {}

private

friction_

std::vector<real_t> walberla::mesa_pd::kernel::SpringDashpot::friction_ {}

private

numParticleTypes_

uint_t walberla::mesa_pd::kernel::SpringDashpot::numParticleTypes_

private

stiffness_

std::vector<real_t> walberla::mesa_pd::kernel::SpringDashpot::stiffness_ {}

private

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

• /builds/administration/walberla-website/walberla/src/mesa_pd/kernel/SpringDashpot.h