mesh_generation.h File Reference

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Classes
class	libMesh::MeshTools::Generation::QueryElemSubdomainIDBase
	Class for receiving the callback during extrusion generation and providing user-defined subdomains based on the old (existing) element id and the current layer. More...

Namespaces
namespace	libMesh
	The libMesh namespace provides an interface to certain functionality in the library.
namespace	libMesh::MeshTools
	Utility functions for operations on a Mesh object.
namespace	libMesh::MeshTools::Generation
	Tools for Mesh generation.

Functions
void	libMesh::MeshTools::Generation::build_cube (UnstructuredMesh &mesh, const unsigned int nx=0, const unsigned int ny=0, const unsigned int nz=0, const Real xmin=0., const Real xmax=1., const Real ymin=0., const Real ymax=1., const Real zmin=0., const Real zmax=1., const ElemType type=INVALID_ELEM, const bool gauss_lobatto_grid=false)
	Builds a \( nx \times ny \times nz \) (elements) cube.
void	libMesh::MeshTools::Generation::build_point (UnstructuredMesh &mesh, const ElemType type=INVALID_ELEM, const bool gauss_lobatto_grid=false)
	A specialized build_cube() for 0D meshes.
void	libMesh::MeshTools::Generation::build_line (UnstructuredMesh &mesh, const unsigned int nx, const Real xmin=0., const Real xmax=1., const ElemType type=INVALID_ELEM, const bool gauss_lobatto_grid=false)
	A specialized build_cube() for 1D meshes.
void	libMesh::MeshTools::Generation::build_square (UnstructuredMesh &mesh, const unsigned int nx, const unsigned int ny, const Real xmin=0., const Real xmax=1., const Real ymin=0., const Real ymax=1., const ElemType type=INVALID_ELEM, const bool gauss_lobatto_grid=false)
	A specialized build_cube() for 2D meshes.
void	libMesh::MeshTools::Generation::build_sphere (UnstructuredMesh &mesh, const Real radius=1, const unsigned int n_refinements=2, const ElemType type=INVALID_ELEM, const unsigned int n_smooth=2, const bool flat=true)
	Fills mesh with a mesh discretizing a ball (||x||<= radius) or sphere (||x|| = radius) domain.
void	libMesh::MeshTools::Generation::build_extrusion (UnstructuredMesh &mesh, const MeshBase &cross_section, const unsigned int nz, RealVectorValue extrusion_vector, QueryElemSubdomainIDBase *elem_subdomain=nullptr)
	Meshes the tensor product of a 1D and a 1D-or-2D domain.
void	libMesh::MeshTools::Generation::build_delaunay_square (UnstructuredMesh &mesh, const unsigned int nx, const unsigned int ny, const Real xmin, const Real xmax, const Real ymin, const Real ymax, const ElemType type, const std::vector< TriangleInterface::Hole * > *holes=nullptr)
	Meshes a rectangular (2D) region (with or without holes) with a Delaunay triangulation.
void	libMesh::MeshTools::Generation::surface_octahedron (UnstructuredMesh &mesh, Real xmin, Real xmax, Real ymin, Real ymax, Real zmin, Real zmax, bool flip_tris=false)
	Meshes the surface of an octahedron with 8 Tri3 elements, with counter-clockwise (libMesh default) node ordering as viewed from the octahedron exterior if flip_tris is false or from the interior otherwise.