def AddNodalData(results_group, results):
for variable_name in results_group.keys():
if isinstance(results_group[variable_name], h5py.Dataset):
if variable_name in results:
raise ValueError('Nodal result "' + variable_name + '" is already defined.')
data = xdmf.HDF5UniformDataItem(results_group.get(variable_name))
results[variable_name] = xdmf.NodalData(variable_name, data)
def GetSpatialGrid(h5py_file):
elements_path = "/ModelData/Xdmf/Elements/"
coordinates_path = "/ModelData/Nodes/Local/Coordinates"
spatial_grid = xdmf.SpatialGrid()
coords_data = xdmf.HDF5UniformDataItem(h5py_file.get(coordinates_path))
geom = xdmf.Geometry(coords_data)
elems_group = h5py_file.get(elements_path)
for name in elems_group.keys():
if isinstance(elems_group[name], h5py.Group):
single_elem_group = elems_group.get(name)
dim = single_elem_group.attrs["Dimension"]
num_points = single_elem_group.attrs["NumberOfNodes"]
cell_type = xdmf.TopologyCellType(dim, num_points)
connectivity_data = xdmf.HDF5UniformDataItem(h5py_file.get(elements_path + '/' + name + '/Connectivities'))
topology = xdmf.UniformMeshTopology(cell_type, connectivity_data)
spatial_grid.add_grid(xdmf.UniformGrid(name, geom, topology))
return spatial_grid
def GetNodalResults(h5py_file):
nodal_results_path = "/ResultsData/NodalResults"
results = []
results_group = h5py_file.get(nodal_results_path)
for variable_name in results_group.keys():
if isinstance(results_group[variable_name], h5py.Dataset):
data = xdmf.HDF5UniformDataItem(results_group.get(variable_name))
results.append(xdmf.NodalSolutionStepData(variable_name, data))
return results
def GetElementResults(h5py_file):
element_results_path = "/ResultsData/ElementResults"
results = []
if not element_results_path in h5py_file:
return results
results_group = h5py_file.get(element_results_path)
for variable_name in results_group.keys():
if isinstance(results_group[variable_name], h5py.Dataset):
data = xdmf.HDF5UniformDataItem(results_group.get(variable_name))
results.append(xdmf.ElementSolutionStepData(variable_name, data))
return results