Helper class for converting between MFEM and VTK geometry types. More...

#include <vtk.hpp>

Static Public Member Functions
static Geometry::Type	GetMFEMGeometry (int vtk_geom)
	Given a VTK geometry type, return the corresponding MFEM Geometry::Type. More...

static bool	IsLagrange (int vtk_geom)
	Does the given VTK geometry type describe an arbitrary-order Lagrange element? More...

static bool	IsQuadratic (int vtk_geom)
	Does the given VTK geometry type describe a legacy quadratic element? More...

static int	GetOrder (int vtk_geom, int npoints)
	For the given VTK geometry type and number of points, return the order of the element. More...

Static Public Attributes
static const int	PrismMap [6] = {0, 2, 1, 3, 5, 4}
	Permutation from MFEM's prism ordering to VTK's prism ordering. More...

static const int *	VertexPermutation [Geometry::NUM_GEOMETRIES]
	Permutation from MFEM's vertex ordering to VTK's vertex ordering. More...

static const int	Map [Geometry::NUM_GEOMETRIES]
	Map from MFEM's Geometry::Type to linear VTK geometries. More...

static const int	QuadraticMap [Geometry::NUM_GEOMETRIES]
	Map from MFEM's Geometry::Type to legacy quadratic VTK geometries/. More...

static const int	HighOrderMap [Geometry::NUM_GEOMETRIES]
	Map from MFEM's Geometry::Type to arbitrary-order Lagrange VTK geometries. More...

VTK geometry types
static const int	POINT = 1

Low-order (linear, straight-sided) VTK geometric types
static const int	SEGMENT = 3

static const int	TRIANGLE = 5

static const int	SQUARE = 9

static const int	TETRAHEDRON = 10

static const int	CUBE = 12

static const int	PRISM = 13

static const int	PYRAMID = 14

Legacy quadratic VTK geometric types
static const int	QUADRATIC_SEGMENT = 21

static const int	QUADRATIC_TRIANGLE = 22

static const int	BIQUADRATIC_SQUARE = 28

static const int	QUADRATIC_TETRAHEDRON = 24

static const int	TRIQUADRATIC_CUBE = 29

static const int	QUADRATIC_PRISM = 26

static const int	BIQUADRATIC_QUADRATIC_PRISM = 32

static const int	QUADRATIC_PYRAMID = 27

Arbitrary-order VTK geometric types
static const int	LAGRANGE_SEGMENT = 68

static const int	LAGRANGE_TRIANGLE = 69

static const int	LAGRANGE_SQUARE = 70

static const int	LAGRANGE_TETRAHEDRON = 71

static const int	LAGRANGE_CUBE = 72

static const int	LAGRANGE_PRISM = 73

static const int	LAGRANGE_PYRAMID = 74

Detailed Description

Helper class for converting between MFEM and VTK geometry types.

Note: The VTK element types defined are at: https://git.io/JvZLm

Definition at line 26 of file vtk.hpp.

Member Function Documentation

Geometry::Type mfem::VTKGeometry::GetMFEMGeometry ( int vtk_geom )

static

Given a VTK geometry type, return the corresponding MFEM Geometry::Type.

Definition at line 46 of file vtk.cpp.

int mfem::VTKGeometry::GetOrder	(	int	vtk_geom,
		int	npoints
	)

static

For the given VTK geometry type and number of points, return the order of the element.

Definition at line 96 of file vtk.cpp.

bool mfem::VTKGeometry::IsLagrange ( int vtk_geom )

static

Does the given VTK geometry type describe an arbitrary-order Lagrange element?

Definition at line 85 of file vtk.cpp.

bool mfem::VTKGeometry::IsQuadratic ( int vtk_geom )

static

Does the given VTK geometry type describe a legacy quadratic element?

Definition at line 90 of file vtk.cpp.

Member Data Documentation

const int mfem::VTKGeometry::BIQUADRATIC_QUADRATIC_PRISM = 32

static

Definition at line 51 of file vtk.hpp.

const int mfem::VTKGeometry::BIQUADRATIC_SQUARE = 28

static

Definition at line 47 of file vtk.hpp.

const int mfem::VTKGeometry::CUBE = 12

static

Definition at line 38 of file vtk.hpp.

const int mfem::VTKGeometry::HighOrderMap

static

Initial value:

=
{
   POINT, LAGRANGE_SEGMENT, LAGRANGE_TRIANGLE, LAGRANGE_SQUARE,
   LAGRANGE_TETRAHEDRON, LAGRANGE_CUBE, LAGRANGE_PRISM, LAGRANGE_PYRAMID
}

Map from MFEM's Geometry::Type to arbitrary-order Lagrange VTK geometries.

Definition at line 80 of file vtk.hpp.

const int mfem::VTKGeometry::LAGRANGE_CUBE = 72

static

Definition at line 61 of file vtk.hpp.

const int mfem::VTKGeometry::LAGRANGE_PRISM = 73

static

Definition at line 62 of file vtk.hpp.

const int mfem::VTKGeometry::LAGRANGE_PYRAMID = 74

static

Definition at line 63 of file vtk.hpp.

const int mfem::VTKGeometry::LAGRANGE_SEGMENT = 68

static

Definition at line 57 of file vtk.hpp.

const int mfem::VTKGeometry::LAGRANGE_SQUARE = 70

static

Definition at line 59 of file vtk.hpp.

const int mfem::VTKGeometry::LAGRANGE_TETRAHEDRON = 71

static

Definition at line 60 of file vtk.hpp.

const int mfem::VTKGeometry::LAGRANGE_TRIANGLE = 69

static

Definition at line 58 of file vtk.hpp.

const int mfem::VTKGeometry::Map

static

Initial value:

=
{
   POINT, SEGMENT, TRIANGLE, SQUARE, TETRAHEDRON, CUBE, PRISM, PYRAMID
}

Map from MFEM's Geometry::Type to linear VTK geometries.

Definition at line 76 of file vtk.hpp.

const int mfem::VTKGeometry::POINT = 1

static

Definition at line 30 of file vtk.hpp.

const int mfem::VTKGeometry::PRISM = 13

static

Definition at line 39 of file vtk.hpp.

const int mfem::VTKGeometry::PrismMap = {0, 2, 1, 3, 5, 4}

static

Permutation from MFEM's prism ordering to VTK's prism ordering.

Definition at line 68 of file vtk.hpp.

const int mfem::VTKGeometry::PYRAMID = 14

static

Definition at line 40 of file vtk.hpp.

const int mfem::VTKGeometry::QUADRATIC_PRISM = 26

static

Definition at line 50 of file vtk.hpp.

const int mfem::VTKGeometry::QUADRATIC_PYRAMID = 27

static

Definition at line 52 of file vtk.hpp.

const int mfem::VTKGeometry::QUADRATIC_SEGMENT = 21

static

Definition at line 45 of file vtk.hpp.

const int mfem::VTKGeometry::QUADRATIC_TETRAHEDRON = 24

static

Definition at line 48 of file vtk.hpp.

const int mfem::VTKGeometry::QUADRATIC_TRIANGLE = 22

static

Definition at line 46 of file vtk.hpp.

const int mfem::VTKGeometry::QuadraticMap

static

Initial value:

=
{
   POINT, QUADRATIC_SEGMENT, QUADRATIC_TRIANGLE, BIQUADRATIC_SQUARE,
   QUADRATIC_TETRAHEDRON, TRIQUADRATIC_CUBE, BIQUADRATIC_QUADRATIC_PRISM,
   QUADRATIC_PYRAMID
}

Map from MFEM's Geometry::Type to legacy quadratic VTK geometries/.

Definition at line 78 of file vtk.hpp.

const int mfem::VTKGeometry::SEGMENT = 3

static

Definition at line 34 of file vtk.hpp.

const int mfem::VTKGeometry::SQUARE = 9

static

Definition at line 36 of file vtk.hpp.

const int mfem::VTKGeometry::TETRAHEDRON = 10

static

Definition at line 37 of file vtk.hpp.

const int mfem::VTKGeometry::TRIANGLE = 5

static

Definition at line 35 of file vtk.hpp.

const int mfem::VTKGeometry::TRIQUADRATIC_CUBE = 29

static

Definition at line 49 of file vtk.hpp.

const int * mfem::VTKGeometry::VertexPermutation

static

Initial value:

=
{
   NULL, NULL, NULL, NULL, NULL, NULL, VTKGeometry::PrismMap, NULL
}

Permutation from MFEM's vertex ordering to VTK's vertex ordering.

Note: If the MFEM and VTK orderings are the same, the vertex permutation will be NULL.

Definition at line 73 of file vtk.hpp.

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

mesh/vtk.hpp
mesh/vtk.cpp

Static Public Member Functions

Static Public Attributes

Detailed Description

Member Function Documentation

Member Data Documentation