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fix triplot for parallel #3762

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Sep 11, 2024
Merged

fix triplot for parallel #3762

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12 changes: 6 additions & 6 deletions firedrake/pyplot/mpl.py
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Original file line number Diff line number Diff line change
Expand Up @@ -119,12 +119,12 @@ def triplot(mesh, axes=None, interior_kw={}, boundary_kw={}):
V = VectorFunctionSpace(mesh, element.family(), 1)
coordinates = assemble(Interpolate(coordinates, V))

coords = toreal(coordinates.dat.data_ro, "real")
coords = toreal(coordinates.dat.data_ro_with_halos, "real")
result = []
interior_kw = dict(interior_kw)
# If the domain isn't a 3D volume, draw the interior.
if tdim <= 2:
cell_node_map = coordinates.cell_node_map().values
cell_node_map = coordinates.cell_node_map().values_with_halo
idx = (tuple(range(tdim + 1)) if not quad else (0, 1, 3, 2)) + (0,)
vertices = coords[cell_node_map[:, idx]]

Expand All @@ -141,12 +141,12 @@ def facet_data(typ):
if typ == "interior":
facets = mesh.interior_facets
node_map = coordinates.interior_facet_node_map()
node_map = node_map.values[:, :node_map.arity//2]
local_facet_ids = facets.local_facet_dat.data_ro[:, :1].reshape(-1)
node_map = node_map.values_with_halo[:, :node_map.arity//2]
local_facet_ids = facets.local_facet_dat.data_ro_with_halos[:, :1].reshape(-1)
elif typ == "exterior":
facets = mesh.exterior_facets
local_facet_ids = facets.local_facet_dat.data_ro
node_map = coordinates.exterior_facet_node_map().values
local_facet_ids = facets.local_facet_dat.data_ro_with_halos
node_map = coordinates.exterior_facet_node_map().values_with_halo
else:
raise ValueError("Unhandled facet type")
mask = np.zeros(node_map.shape, dtype=bool)
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