peclet-dem
Performance-portable XPBD Discrete Element Method (Kokkos + ArborX)
Loading...
Searching...
No Matches
Public Member Functions | Public Attributes | List of all members
peclet::dem::Particles Struct Reference

#include <particles.hpp>

Public Member Functions

void allocate (int cap, int maxPairs_, int maxContacts_, int nShapes, int nShell, int nPlanes)
 
void ensureCapacity (int newCap)
 
Kokkos::View< const float *[3], CpMem > cpos () const
 
Kokkos::View< const float *, CpMem > crad () const
 

Public Attributes

V3 pos
 
Vf invMass
 
V4 quat
 
V3 vel
 
V3 angVel
 
V3 invInertia
 
Vf scale
 
Vf targetScale
 
Vi shapeId
 
V3 posPred
 
V4 quatPred
 
V3 velPred
 
V3 angVelPred
 
V3 deltaPos
 
V4 deltaQuat
 
V3 deltaVel
 
V3 deltaAngVel
 
Vi constraintCounts
 
Vi realIndices
 
Kokkos::View< float *[2], CpMem > planeFriction
 
Vf rad
 
V3 extForce
 
Kokkos::View< int *[2], CpMem > pairs
 
Kokkos::View< ContactC *, CpMem > contacts
 
Kokkos::View< ManifoldC *, CpMem > manifolds
 
Kokkos::View< int, CpMem > pairCount
 
Kokkos::View< int, CpMem > contactCount
 
Kokkos::View< int, CpMem > manifoldCount
 
Kokkos::View< int, CpMem > topGhost
 
Kokkos::View< float, CpMem > maxOverlap
 
Kokkos::View< ShapeDesc *, CpMem > shapes
 
Kokkos::View< float *[3], CpMem > shell
 
Kokkos::View< PlaneP *, CpMem > planes
 
Kokkos::View< float *, CpMem > sdfGrid
 
Kokkos::View< WallSdf *, CpMem > walls
 
Kokkos::View< float *, CpMem > wallGrid
 
int capacity = 0
 
int numReal = 0
 
int numParticles = 0
 
int maxPairs = 0
 
int maxContacts = 0
 
int numPlanes = 0
 
int numWalls = 0
 
float wallFrictionMax = 0.0f
 
Domain domain {}
 
F3 gravity {0, 0, 0}
 
float dt = 1e-3f
 
float globalScale = 1.0f
 
float growthRate = 0.0f
 
float growthFactor = -1.0f
 
float baseRadius = 1.0f
 
float thermostatTau = 0.0f
 
float thermostatTemp = 0.0f
 
float thermostatKB = 1.0f
 
float frictionDynamic = 0.0f
 
float restitutionNormal = 0.0f
 
float skin = 0.1f
 
int positionIterations = 10
 
int velocityIterations = 0
 

Detailed Description

Definition at line 21 of file particles.hpp.

Member Function Documentation

◆ allocate()

void peclet::dem::Particles::allocate ( int  cap,
int  maxPairs_,
int  maxContacts_,
int  nShapes,
int  nShell,
int  nPlanes 
)
inline

Definition at line 80 of file particles.hpp.

References angVel, angVelPred, capacity, constraintCounts, contactCount, contacts, deltaAngVel, deltaPos, deltaQuat, deltaVel, extForce, invInertia, invMass, manifoldCount, manifolds, maxContacts, maxOverlap, maxPairs, numPlanes, numWalls, pairCount, pairs, planeFriction, planes, pos, posPred, quat, quatPred, rad, realIndices, scale, sdfGrid, shapeId, shapes, shell, targetScale, topGhost, vel, velPred, wallGrid, and walls.

Referenced by peclet::dem::Simulation::Simulation().

◆ ensureCapacity()

void peclet::dem::Particles::ensureCapacity ( int  newCap)
inline

Definition at line 131 of file particles.hpp.

References angVel, angVelPred, capacity, constraintCounts, deltaAngVel, deltaPos, deltaQuat, deltaVel, extForce, invInertia, invMass, planeFriction, pos, posPred, quat, quatPred, rad, realIndices, scale, shapeId, targetScale, vel, and velPred.

Referenced by peclet::dem::computeOverlapsKokkos(), and peclet::dem::demStep().

◆ cpos()

Kokkos::View< const float *[3], CpMem > peclet::dem::Particles::cpos ( ) const
inline

Definition at line 160 of file particles.hpp.

References pos.

◆ crad()

Kokkos::View< const float *, CpMem > peclet::dem::Particles::crad ( ) const
inline

Definition at line 161 of file particles.hpp.

References rad.

Referenced by peclet::dem::findCollisionsGrow().

Member Data Documentation

◆ pos

V3 peclet::dem::Particles::pos

Definition at line 23 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), cpos(), peclet::dem::demStep(), ensureCapacity(), peclet::dem::Simulation::getPositions(), peclet::dem::Simulation::getSdfGrid(), peclet::dem::Simulation::positionsView(), peclet::dem::Simulation::setPositions(), and peclet::dem::Simulation::writeVtp().

◆ invMass

Vf peclet::dem::Particles::invMass

Definition at line 24 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), ensureCapacity(), peclet::dem::Simulation::getMasses(), peclet::dem::Simulation::setInvMass(), and peclet::dem::Simulation::setPositions().

◆ quat

V4 peclet::dem::Particles::quat

Definition at line 25 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), ensureCapacity(), peclet::dem::Simulation::getQuaternions(), peclet::dem::Simulation::getSdfGrid(), peclet::dem::Simulation::setPositions(), and peclet::dem::Simulation::setQuaternions().

◆ vel

V3 peclet::dem::Particles::vel

Definition at line 26 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), ensureCapacity(), peclet::dem::Simulation::getVelocities(), peclet::dem::Simulation::setPositions(), peclet::dem::Simulation::setVelocities(), peclet::dem::Simulation::velocitiesView(), and peclet::dem::Simulation::writeVtp().

◆ angVel

V3 peclet::dem::Particles::angVel

Definition at line 27 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), ensureCapacity(), peclet::dem::Simulation::getAngularVelocities(), peclet::dem::Simulation::setAngularVelocities(), and peclet::dem::Simulation::setPositions().

◆ invInertia

V3 peclet::dem::Particles::invInertia

Definition at line 28 of file particles.hpp.

Referenced by allocate(), peclet::dem::demStep(), ensureCapacity(), peclet::dem::Simulation::getInvInertia(), peclet::dem::Simulation::setInvInertia(), and peclet::dem::Simulation::setPositions().

◆ scale

Vf peclet::dem::Particles::scale

Definition at line 29 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), ensureCapacity(), peclet::dem::Simulation::exportLammps(), peclet::dem::Simulation::getScales(), peclet::dem::Simulation::getSdfGrid(), peclet::dem::maxOwnedRadius(), peclet::dem::Simulation::setGrowthParams(), peclet::dem::Simulation::setPositions(), peclet::dem::Simulation::setScales(), peclet::dem::Simulation::setScalesUniform(), and peclet::dem::Simulation::writeVtp().

◆ targetScale

Vf peclet::dem::Particles::targetScale

Definition at line 30 of file particles.hpp.

Referenced by allocate(), peclet::dem::demStep(), ensureCapacity(), peclet::dem::Simulation::setGrowthParams(), peclet::dem::Simulation::setPositions(), peclet::dem::Simulation::setScales(), and peclet::dem::Simulation::setScalesUniform().

◆ shapeId

Vi peclet::dem::Particles::shapeId

Definition at line 31 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), ensureCapacity(), peclet::dem::Simulation::getSdfGrid(), and peclet::dem::Simulation::setPositions().

◆ posPred

V3 peclet::dem::Particles::posPred

Definition at line 32 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), ensureCapacity(), and peclet::dem::findCollisionsGrow().

◆ quatPred

V4 peclet::dem::Particles::quatPred

Definition at line 33 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), and ensureCapacity().

◆ velPred

V3 peclet::dem::Particles::velPred

Definition at line 34 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), and ensureCapacity().

◆ angVelPred

V3 peclet::dem::Particles::angVelPred

Definition at line 35 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), and ensureCapacity().

◆ deltaPos

V3 peclet::dem::Particles::deltaPos

Definition at line 36 of file particles.hpp.

Referenced by allocate(), peclet::dem::demStep(), and ensureCapacity().

◆ deltaQuat

V4 peclet::dem::Particles::deltaQuat

Definition at line 37 of file particles.hpp.

Referenced by allocate(), peclet::dem::demStep(), and ensureCapacity().

◆ deltaVel

V3 peclet::dem::Particles::deltaVel

Definition at line 38 of file particles.hpp.

Referenced by allocate(), peclet::dem::demStep(), and ensureCapacity().

◆ deltaAngVel

V3 peclet::dem::Particles::deltaAngVel

Definition at line 39 of file particles.hpp.

Referenced by allocate(), peclet::dem::demStep(), and ensureCapacity().

◆ constraintCounts

Vi peclet::dem::Particles::constraintCounts

Definition at line 40 of file particles.hpp.

Referenced by allocate(), peclet::dem::demStep(), and ensureCapacity().

◆ realIndices

Vi peclet::dem::Particles::realIndices

Definition at line 41 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), and ensureCapacity().

◆ planeFriction

Kokkos::View<float* [2], CpMem> peclet::dem::Particles::planeFriction

Definition at line 42 of file particles.hpp.

Referenced by allocate(), peclet::dem::demStep(), and ensureCapacity().

◆ rad

Vf peclet::dem::Particles::rad

Definition at line 43 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), crad(), peclet::dem::demStep(), and ensureCapacity().

◆ extForce

V3 peclet::dem::Particles::extForce

Definition at line 44 of file particles.hpp.

Referenced by allocate(), peclet::dem::Simulation::clearExternalForces(), peclet::dem::demStep(), ensureCapacity(), peclet::dem::Simulation::externalForcesView(), and peclet::dem::Simulation::setExternalForces().

◆ pairs

Kokkos::View<int* [2], CpMem> peclet::dem::Particles::pairs

Definition at line 47 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), and peclet::dem::findCollisionsGrow().

◆ contacts

Kokkos::View<ContactC*, CpMem> peclet::dem::Particles::contacts

Definition at line 48 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), and peclet::dem::demStep().

◆ manifolds

Kokkos::View<ManifoldC*, CpMem> peclet::dem::Particles::manifolds

Definition at line 49 of file particles.hpp.

Referenced by allocate(), and peclet::dem::demStep().

◆ pairCount

Kokkos::View<int, CpMem> peclet::dem::Particles::pairCount

Definition at line 52 of file particles.hpp.

Referenced by allocate(), and peclet::dem::findCollisionsGrow().

◆ contactCount

Kokkos::View<int, CpMem> peclet::dem::Particles::contactCount

Definition at line 52 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), and peclet::dem::Simulation::numContacts().

◆ manifoldCount

Kokkos::View<int, CpMem> peclet::dem::Particles::manifoldCount

Definition at line 52 of file particles.hpp.

Referenced by allocate(), peclet::dem::demStep(), and peclet::dem::Simulation::numManifolds().

◆ topGhost

Kokkos::View<int, CpMem> peclet::dem::Particles::topGhost

Definition at line 52 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), and peclet::dem::demStep().

◆ maxOverlap

Kokkos::View<float, CpMem> peclet::dem::Particles::maxOverlap

Definition at line 53 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), and peclet::dem::Simulation::maxOverlap().

◆ shapes

Kokkos::View<ShapeDesc*, CpMem> peclet::dem::Particles::shapes

Definition at line 56 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), peclet::dem::Simulation::getSdfGrid(), peclet::dem::Simulation::initializeShape(), and peclet::dem::Simulation::setSdfShape().

◆ shell

Kokkos::View<float* [3], CpMem> peclet::dem::Particles::shell

Definition at line 57 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), peclet::dem::Simulation::initializeShape(), and peclet::dem::Simulation::setSdfShape().

◆ planes

Kokkos::View<PlaneP*, CpMem> peclet::dem::Particles::planes

Definition at line 58 of file particles.hpp.

Referenced by peclet::dem::Simulation::addPlane(), allocate(), peclet::dem::computeOverlapsKokkos(), and peclet::dem::demStep().

◆ sdfGrid

Kokkos::View<float*, CpMem> peclet::dem::Particles::sdfGrid

Definition at line 59 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), peclet::dem::Simulation::getSdfGrid(), and peclet::dem::Simulation::setSdfShape().

◆ walls

Kokkos::View<WallSdf*, CpMem> peclet::dem::Particles::walls

Definition at line 61 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), and peclet::dem::demStep().

◆ wallGrid

Kokkos::View<float*, CpMem> peclet::dem::Particles::wallGrid

Definition at line 62 of file particles.hpp.

Referenced by peclet::dem::Simulation::addSdfWall(), allocate(), peclet::dem::computeOverlapsKokkos(), and peclet::dem::demStep().

◆ capacity

int peclet::dem::Particles::capacity = 0

Definition at line 65 of file particles.hpp.

Referenced by allocate(), peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), and ensureCapacity().

◆ numReal

int peclet::dem::Particles::numReal = 0

Definition at line 65 of file particles.hpp.

Referenced by peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), peclet::dem::Simulation::exportLammps(), peclet::dem::findCollisionsGrow(), peclet::dem::Simulation::getAngularVelocities(), peclet::dem::Simulation::getInvInertia(), peclet::dem::Simulation::getMasses(), peclet::dem::Simulation::getPositions(), peclet::dem::Simulation::getQuaternions(), peclet::dem::Simulation::getScales(), peclet::dem::Simulation::getSdfGrid(), peclet::dem::Simulation::getVelocities(), peclet::dem::maxOwnedRadius(), peclet::dem::Simulation::numParticles(), peclet::dem::Simulation::setAngularVelocities(), peclet::dem::Simulation::setExternalForces(), peclet::dem::Simulation::setGrowthParams(), peclet::dem::Simulation::setInvInertia(), peclet::dem::Simulation::setInvMass(), peclet::dem::Simulation::setPositions(), peclet::dem::Simulation::setQuaternions(), peclet::dem::Simulation::setScales(), peclet::dem::Simulation::setScalesUniform(), peclet::dem::Simulation::setVelocities(), and peclet::dem::Simulation::writeVtp().

◆ numParticles

int peclet::dem::Particles::numParticles = 0

Definition at line 65 of file particles.hpp.

Referenced by peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), peclet::dem::findCollisionsGrow(), and peclet::dem::Simulation::setPositions().

◆ maxPairs

int peclet::dem::Particles::maxPairs = 0

Definition at line 66 of file particles.hpp.

Referenced by allocate(), and peclet::dem::findCollisionsGrow().

◆ maxContacts

int peclet::dem::Particles::maxContacts = 0

Definition at line 66 of file particles.hpp.

Referenced by allocate().

◆ numPlanes

int peclet::dem::Particles::numPlanes = 0

Definition at line 66 of file particles.hpp.

Referenced by peclet::dem::Simulation::addPlane(), allocate(), peclet::dem::computeOverlapsKokkos(), and peclet::dem::demStep().

◆ numWalls

int peclet::dem::Particles::numWalls = 0

Definition at line 66 of file particles.hpp.

Referenced by peclet::dem::Simulation::addSdfWall(), allocate(), peclet::dem::computeOverlapsKokkos(), and peclet::dem::demStep().

◆ wallFrictionMax

float peclet::dem::Particles::wallFrictionMax = 0.0f

Definition at line 69 of file particles.hpp.

Referenced by peclet::dem::Simulation::addSdfWall(), and peclet::dem::demStep().

◆ domain

Domain peclet::dem::Particles::domain {}

Definition at line 70 of file particles.hpp.

Referenced by peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), peclet::dem::Simulation::enablePeriodicity(), peclet::dem::Simulation::exportLammps(), peclet::dem::Simulation::exportSdf(), peclet::dem::findCollisionsGrow(), peclet::dem::Simulation::getDomainMax(), peclet::dem::Simulation::getDomainMin(), peclet::dem::Simulation::getSdfGrid(), peclet::dem::Simulation::setDomain(), and peclet::dem::Simulation::setDomainMinMax().

◆ gravity

F3 peclet::dem::Particles::gravity {0, 0, 0}

Definition at line 71 of file particles.hpp.

Referenced by peclet::dem::demStep(), and peclet::dem::Simulation::setGravity().

◆ dt

float peclet::dem::Particles::dt = 1e-3f

Definition at line 72 of file particles.hpp.

Referenced by peclet::dem::demStep(), peclet::dem::Simulation::setDt(), and peclet::dem::Simulation::step().

◆ globalScale

float peclet::dem::Particles::globalScale = 1.0f

Definition at line 72 of file particles.hpp.

Referenced by peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), peclet::dem::Simulation::exportLammps(), peclet::dem::maxOwnedRadius(), peclet::dem::Simulation::setDomain(), peclet::dem::Simulation::setDomainMinMax(), peclet::dem::Simulation::setGlobalScale(), and peclet::dem::Simulation::writeVtp().

◆ growthRate

float peclet::dem::Particles::growthRate = 0.0f

Definition at line 72 of file particles.hpp.

Referenced by peclet::dem::demStep(), peclet::dem::Simulation::getGrowthRate(), and peclet::dem::Simulation::setGrowthParams().

◆ growthFactor

float peclet::dem::Particles::growthFactor = -1.0f

Definition at line 72 of file particles.hpp.

Referenced by peclet::dem::demStep(), peclet::dem::Simulation::growthFactor(), and peclet::dem::Simulation::setGrowthParams().

◆ baseRadius

float peclet::dem::Particles::baseRadius = 1.0f

Definition at line 73 of file particles.hpp.

Referenced by peclet::dem::computeOverlapsKokkos(), peclet::dem::demStep(), peclet::dem::Simulation::initializeShape(), peclet::dem::maxOwnedRadius(), and peclet::dem::Simulation::setSdfShape().

◆ thermostatTau

float peclet::dem::Particles::thermostatTau = 0.0f

Definition at line 74 of file particles.hpp.

Referenced by peclet::dem::demStep(), and peclet::dem::Simulation::setThermostat().

◆ thermostatTemp

float peclet::dem::Particles::thermostatTemp = 0.0f

Definition at line 74 of file particles.hpp.

Referenced by peclet::dem::demStep(), and peclet::dem::Simulation::setThermostat().

◆ thermostatKB

float peclet::dem::Particles::thermostatKB = 1.0f

Definition at line 75 of file particles.hpp.

Referenced by peclet::dem::demStep(), and peclet::dem::Simulation::setThermostat().

◆ frictionDynamic

float peclet::dem::Particles::frictionDynamic = 0.0f

Definition at line 76 of file particles.hpp.

Referenced by peclet::dem::demStep(), and peclet::dem::Simulation::setMaterialParams().

◆ restitutionNormal

float peclet::dem::Particles::restitutionNormal = 0.0f

Definition at line 76 of file particles.hpp.

Referenced by peclet::dem::demStep(), and peclet::dem::Simulation::setMaterialParams().

◆ skin

float peclet::dem::Particles::skin = 0.1f

Definition at line 76 of file particles.hpp.

Referenced by peclet::dem::Simulation::setDomain(), peclet::dem::Simulation::setDomainMinMax(), and peclet::dem::Simulation::setGlobalScale().

◆ positionIterations

int peclet::dem::Particles::positionIterations = 10

Definition at line 77 of file particles.hpp.

Referenced by peclet::dem::demStep(), and peclet::dem::Simulation::setSolverIterations().

◆ velocityIterations

int peclet::dem::Particles::velocityIterations = 0

Definition at line 77 of file particles.hpp.

Referenced by peclet::dem::demStep(), and peclet::dem::Simulation::setSolverIterations().

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