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Set NumberOfComponents to 3 for a VFS. #260

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Merged
ctjacobs merged 1 commit into from
Apr 14, 2014
Merged

Set NumberOfComponents to 3 for a VFS. #260

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13 changes: 8 additions & 5 deletions firedrake/io.py
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Original file line number Diff line number Diff line change
Expand Up @@ -389,12 +389,12 @@ def __init__(self, filename):
def __del__(self):
self._writer.save()

def _update(self, name):
def _update(self, function):
"""Add all the vtu to be added to pvtu file."""
for i in xrange(0, MPI.comm.size):
new_vtk_name = os.path.splitext(
self._filename)[0] + "_" + str(i) + ".vtu"
self._writer.addFile(new_vtk_name, name)
self._writer.addFile(new_vtk_name, function)


class PVTUWriter(object):
Expand All @@ -415,7 +415,7 @@ def save(self):
self.xml.closeElement("PUnstructuredGrid")
self.xml.closeElement("VTKFile")

def addFile(self, filepath, name):
def addFile(self, filepath, function):
"""Add VTU files to the PVTU file given in the filepath. For now, the
attributes in vtu is assumed e.g. connectivity, offsets."""

Expand All @@ -429,7 +429,10 @@ def addFile(self, filepath, name):
if not self._initialised:

self.xml.openElement("PPointData")
self.addData("Float64", name)
if isinstance(function.function_space(), VectorFunctionSpace):
self.addData("Float64", function.name(), num_of_components=3)
else:
self.addData("Float64", function.name(), num_of_components=1)
self.xml.closeElement("PPointData")
self.xml.openElement("PCellData")
self.addData("Int32", "connectivity")
Expand Down Expand Up @@ -515,5 +518,5 @@ def _update_PVD(self, function):
# the VTU of timestep 0 (belonging to the process with rank 0)
# will be over-written each time _update_PVD is called.
new_vtk << (function, self._time_step)
new_pvtu._update(function.name())
new_pvtu._update(function)
self._writer.addFile(new_pvtu_name + ".pvtu", self._time_step)