def compileModel(self):
"""
This function is needed to load the data into the VariablesBrowser
before simulating the model with parameters.
"""
if len(self.fileName) == 1:
if not os.path.isfile(self.fileName[0]):
raise FileDoesNotExist("File '" + self.fileName[0] + "' does not exist")
# load the OpenModelica Standard library
# OMPython.execute("loadModel(Modelica)")
OMPython.execute("loadFile(\"" + self.fileName[0] + "\")")
# set the working directory in OMC
pwd = os.path.abspath('.').replace('\\', '/')
workdir = OMPython.execute("cd(\"" + pwd + "\")")
# simulate the model
simResult = OMPython.execute("simulate(" + self.name + ")")
# always print the messages if there are any
messages = OMPython.get(simResult, "SimulationResults.messages")
if messages != '""':
print messages
# call getErrorString() to get complete error.
errorString = OMPython.execute("getErrorString()")
if errorString != '""':
print errorString
# read the result file
self.resFile = OMPython.get(simResult, "SimulationResults.resultFile")
def simulate(self):
''' TODO: LOG all command omc '''
tic= timeit.default_timer()
objCOMC= comc.CommandOMC()
'''Load Modelica library'''
OMPython.execute("loadModel(Modelica)")
command= objCOMC.loadFile(self.libPath, self.libFile)
print '1) Command', command
OMPython.execute(command)
'''loading the model we want to simulate'''
command= objCOMC.loadFile(self.moPath, self.moFile)
print '2) Command', command
success= OMPython.execute(command)
if (success):
''' TODO: parametrized the input values, in case they are needed for the model '''
#command= objCOMC.simulate(self.moModel, self.simOptions, 'vf1=0.1,pm1=0.001')
command= objCOMC.simulate(self.moModel, self.simOptions, False)
print '3) Command', command
result= OMPython.execute(command)
print '4) Result', result
filename = OMPython.get(result,'SimulationResults.resultFile')
print '5) Result file ', filename
resultfile= objCOMC.saveResult(filename, self.outPath)
toc= timeit.default_timer()
print 'Simulation time ', toc- tic
'''TODO: study the units of elapsed time '''
return resultfile
def compile_model(simulate_options):
if self.fileName != None:
OMPython.execute("loadFile(\"" + self.fileName[0] + "\")")
s = self.integrationSettings
# set the working directory in OMC
pwd = os.path.abspath('.').replace('\\', '/')
workdir = OMPython.execute("cd(\"" + pwd + "\")")
# prepare the simulate command string
if simulate_options != '':
simulate_string = "simulate(" + self.name + simulate_options + ")"
else:
simulate_string = "simulate(" + self.name + ")"
# simulate the model
sim_results = OMPython.execute(simulate_string)
# always print the messages if there are any
messages = OMPython.get(sim_results, "SimulationResults.messages")
if messages != '""':
print messages
# call getErrorString() to get complete error.
errorString = OMPython.execute("getErrorString()")
if errorString != '""':
print errorString
# rename the OpenModelica result file
result_file = OMPython.get(sim_results, 'SimulationResults.resultFile')
result_file = (result_file).strip('\"')
result_file = os.path.join(result_file)
old_file_name = os.path.basename(result_file)
old_file_name = old_file_name.strip('\"')
file_path = result_file.replace(old_file_name, '').strip()
file_path = file_path.strip('\"')
file_path = os.path.join(result_file)
if self.name + "_" in result_file:
if os.path.exists(s.resultFileName):
shutil.copy(s.resultFileName, (file_path + "temp.mat"))
os.remove(result_file)
os.remove(s.resultFileName)
os.rename((file_path + "temp.mat"), s.resultFileName)
else:
os.rename(result_file, s.resultFileName)
def omp_create_results_dict(self, res_filename):
"""
Creates dictionary of results using result file named "res_filename"
"""
import OMPython as omp
result_dict = {}
# read all names of variables from "res_filename"
res = omp.execute('readSimulationResultVars("'+res_filename+'")')
# create list of variables' names
temp_vars_list = omp.get(res, 'SET1.Values')[0].split(',')
# delete first and last " symbols
vars_list = [variable[1:-1] for variable in temp_vars_list]
for key in vars_list:
values_list = omp.execute('readSimulationResult("'+res_filename+'", '+key+')')
# it is a workaround, because we have troubles with getting variables with
# complex names, for example, der(der(mass1.flange_b.s)) (names with brackets)
if len(values_list):
# delete last value ([:-1]), because it is the same as penultimate
result_dict[key] = omp.get(values_list, 'SET2.Set1')[:-1]
omp.execute('closeSimulationResultFile()')
return result_dict