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Fix pyvista data interface #2384

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merged 1 commit into from
Sep 29, 2022
Merged

Fix pyvista data interface #2384

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2 changes: 1 addition & 1 deletion python/dolfinx/plot.py
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Original file line number Diff line number Diff line change
Expand Up @@ -84,7 +84,7 @@ def _(V: fem.FunctionSpace, entities=None):
discontinuous) only.

"""
if not (V.ufl_element().family() in ['Discontinuous Lagrange', "Lagrange", "DQ", "Q"]):
if not (V.ufl_element().family() in ['Discontinuous Lagrange', "Lagrange", "DQ", "Q", "DP", "P"]):
raise RuntimeError("Can only create meshes from continuous or discontinuous Lagrange spaces")

degree = V.ufl_element().degree()
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9 changes: 9 additions & 0 deletions python/test/unit/io/test_vtk.py
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Expand Up @@ -15,6 +15,8 @@
from dolfinx.io import VTKFile
from dolfinx.mesh import (CellType, create_mesh, create_unit_cube,
create_unit_interval, create_unit_square)
from dolfinx.plot import create_vtk_mesh


from mpi4py import MPI

Expand Down Expand Up @@ -216,3 +218,10 @@ def test_save_3d_tensor(tempdir):
filename = Path(tempdir, "u.pvd")
with VTKFile(mesh.comm, filename, "w") as vtk:
vtk.write_function(u, 0.)


def test_vtk_mesh():
comm = MPI.COMM_WORLD
mesh = create_unit_square(comm, 2 * comm.size, 2 * comm.size)
V = FunctionSpace(mesh, ("Lagrange", 1))
create_vtk_mesh(V)