# PhasicFlow: Class Members - Variables
PhasicFlow is an open-source parallel DEM (discrete element method) package for simulating granular flow. It is developed in C++ and can be exectued on both GPU (like CUDA) and CPU.

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- baseFieldBoundaryUpdateTimer_ : particles
- baseName_ : integration , vtkFile
- begin_ : intervalRange< T > , selectorRandomPoints , selectorStridedRange , stridedRange< T >
- binary_ : fileStream , vtkFile
- bitsPerBlock_ : bitsetHD< blockType, MemorySpace >
- blockMask_ : bitsetHD< blockType, MemorySpace >
- blocks_ : bitsetHD< blockType, MemorySpace >
- bottom_ : domain
- boundaries_ : boundaryBase , boundaryContactSearchList , boundaryFieldList< T, MemorySpace > , boundaryGrainInteractionList< contactForceModel, geometryMotionModel > , boundaryGrainParticlesList , boundaryIntegrationList , boundarySphereInteractionList< contactForceModel, geometryMotionModel > , boundarySphereParticlesList , pointStructure
- boundary : periodicBoundaryContactSearch
- boundary_ : generalBoundary
- boundaryBase : internalPoints
- boundaryDataTransferTimer_ : pointStructure
- boundaryDict_ : subDomain
- boundaryExtntionLengthRatio_ : boundaryBase
- boundaryFieldList_ : internalField< T, MemorySpace > , pointField< T, MemorySpace >
- boundaryGrainParticles_ : grainParticles
- boundaryInteraction_ : grainInteraction< contactForceModel, geometryMotionModel, contactListType > , sphereInteraction< contactForceModel, geometryMotionModel, contactListType >
- boundaryInteractionTimer_ : grainInteraction< contactForceModel, geometryMotionModel, contactListType > , sphereInteraction< contactForceModel, geometryMotionModel, contactListType >
- boundaryList : boundaryBase
- boundaryList_ : AdamsBashforth2
- boundaryNames_ : simulationDomain
- boundaryPlane_ : boundaryBase
- boundarySphereParticles_ : sphereParticles
- boundaryUpdate_ : boundaryList
- boundaryUpdateTimer_ : pointStructure
- box_ : boxRegion , selectBox
- bTimer_ : contactSearch
- buffer_ : dataIO< T >
- bufferSpan_ : dataIO< T >
- buildCount_ : mapperNBS