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FEM: frd file reader, fix for broken frd files

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Bernd Hahnebach
2018-12-20 08:33:26 +01:00
committed by Yorik van Havre
parent 86c5113e09
commit f77c605ca8
1 changed files with 10 additions and 2 deletions
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12
src/Mod/Fem/feminout/importCcxFrdResults.py
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@@ -86,6 +86,7 @@ def importFrd(filename, analysis=None, result_name_prefix=None):
span = max(x_span, y_span, z_span) span = max(x_span, y_span, z_span)
number_of_increments = len(m['Results']) number_of_increments = len(m['Results'])
FreeCAD.Console.PrintLog('Increments: ' + str(number_of_increments) + '\n')
if len(m['Results']) > 0: if len(m['Results']) > 0:
for result_set in m['Results']: for result_set in m['Results']:
if 'number' in result_set: if 'number' in result_set:
@@ -110,7 +111,8 @@ def importFrd(filename, analysis=None, result_name_prefix=None):
error_message = ( error_message = (
"We have nodes but no results in frd file, which means we only have a mesh in frd file. " "We have nodes but no results in frd file, which means we only have a mesh in frd file. "
"Usually this happens for analysis type 'NOANALYSIS' or if CalculiX returned no results because " "Usually this happens for analysis type 'NOANALYSIS' or if CalculiX returned no results because "
"of nonpositive jacobian determinant in at least one element.\n" "of nonpositive jacobian determinant in at least one element or if the time step in frd file = 0.0."
"If the later an error message should have been printed.\n"
) )
FreeCAD.Console.PrintMessage(error_message) FreeCAD.Console.PrintMessage(error_message)
if analysis: if analysis:
@@ -180,6 +182,7 @@ def readResult(frd_input):
input_continues = False input_continues = False
mode_eigen_changed = False mode_eigen_changed = False
mode_time_changed = False mode_time_changed = False
zero_mode_time = False # result will not be imported
eigenmode = 0 eigenmode = 0
eigentemp = 0 eigentemp = 0
@@ -396,7 +399,12 @@ def readResult(frd_input):
mode_time_found = True mode_time_found = True
if mode_time_found and (line[2:7] == "100CL"): if mode_time_found and (line[2:7] == "100CL"):
# we found the new time step line # we found the new time step line
# !!! be careful here, there is timetemp and timestep! TODO: use more differ names
timetemp = float(line[13:25]) timetemp = float(line[13:25])
if timetemp == 0:
FreeCAD.Console.PrintError('Time step in frd file = 0.0, result will not be imported.\n')
# https://forum.freecadweb.org/viewtopic.php?f=18&t=32649&start=10#p274686
zero_mode_time = True
if timetemp > timestep: if timetemp > timestep:
timestep = timetemp timestep = timetemp
mode_time_changed = True mode_time_changed = True
@@ -557,7 +565,7 @@ def readResult(frd_input):
if line[1:5] == "9999": if line[1:5] == "9999":
end_of_frd_data_found = True end_of_frd_data_found = True
if (mode_eigen_changed or mode_time_changed or end_of_frd_data_found) and end_of_section_found and not node_element_section: if (not zero_mode_time) and (mode_eigen_changed or mode_time_changed or end_of_frd_data_found) and end_of_section_found and not node_element_section:
''' '''
print('\n\n----Append mode_results to results') print('\n\n----Append mode_results to results')