Structure
The structure of AbstractRefElement is given below.
TYPE, ABSTRACT :: AbstractRefElement_
PRIVATE
REAL(DFP), ALLOCATABLE :: xij(:, :)
!! Nodal coordinates
INTEGER(I4B) :: entityCounts(4) = 0_I4B
!! Number of 0D, 1D, 2D, 3D subentities in the reference element
INTEGER(I4B) :: xiDimension = -1_I4B
!! Xidimension elemType
!! 0 is for point
!! 1 is for line
!! 2 is for surface
!! 3 is for volume
INTEGER(I4B) :: name = -1_I4B
!! name of the element
TYPE(String) :: nameStr
!! name of the element
INTEGER(I4B) :: nsd = -1_I4B
!! Number of spatial dimensions
TYPE(Topology_), PUBLIC, ALLOCATABLE :: pointTopology(:)
!! Topology information of points
TYPE(Topology_), PUBLIC, ALLOCATABLE :: edgeTopology(:)
!! Topology information of edges
TYPE(Topology_), PUBLIC, ALLOCATABLE :: faceTopology(:)
!! Topology information of facet
TYPE(Topology_), PUBLIC, ALLOCATABLE :: cellTopology(:)
!! Topology information of cells
CLASS(BaseContinuity_), ALLOCATABLE :: baseContinuity
!! continuity or conformity of basis defined on reference
!! element, following values are allowed
!! H1, HCurl, HDiv, DG
CLASS(BaseInterpolation_), ALLOCATABLE :: baseInterpol
!! Type of basis functions used for interpolation on reference
!! element, Following values are allowed
!! LagrangeInterpolation
!! HermitInterpolation
!! SerendipityInterpolation
!! HierarchyInterpolation
!! OrthogonalInterpolation