sfepy.postprocess.utils_vtk module

Postprocessing utils based on VTK library

sfepy.postprocess.utils_vtk.get_vtk_by_group(vtkdata, group_lower, group_upper=None)

Get submesh by material group id.

Parameters:

vtkdata : VTK object

Mesh, scalar, vector and tensor data.

group_lower : int

The lower material id.

group_lower : int

The Upper material id.

Returns:

slection : VTK object

Mesh, scalar, vector and tensor data.

sfepy.postprocess.utils_vtk.get_vtk_edges(vtkdata)

Get mesh edges.

Parameters:

vtkdata : VTK object

Mesh, scalar, vector and tensor data.

Returns:

edges : VTK object

Mesh, scalar, vector and tensor data.

sfepy.postprocess.utils_vtk.get_vtk_from_file(filename)

Read VTK file.

Parameters:

filename : str

Name of the VTK file.

Returns:

vtkdata : VTK object

Mesh, scalar, vector and tensor data.

sfepy.postprocess.utils_vtk.get_vtk_from_mesh(mesh, data, prefix='')

sfepy.postprocess.utils_vtk.get_vtk_surface(vtkdata)

Get mesh surface.

Parameters:

vtkdata : VTK object

Mesh, scalar, vector and tensor data.

Returns:

surface : VTK object

Mesh, scalar, vector and tensor data.

sfepy.postprocess.utils_vtk.tetrahedralize_vtk_mesh(vtkdata)

3D cells are converted to tetrahedral meshes, 2D cells to triangles.

Parameters:

vtkdata : VTK object

Mesh, scalar, vector and tensor data.

Returns:

tetra : VTK object

Mesh, scalar, vector and tensor data.

sfepy.postprocess.utils_vtk.write_vtk_to_file(filename, vtkdata)

Write VTK file.

Parameters:

filename : str

Name of the VTK file.

vtkdata : VTK object

Mesh, scalar, vector and tensor data.