def swmm_step(self):
'''Advances the simulation by one routing time step
'''
c_elapsed_time = c.c_double(self.elapsed_time)
err = self.c_swmm5.swmm_step(c.byref(c_elapsed_time))
self.elapsed_time = c_elapsed_time.value
if err != 0:
raise swmm_error.SwmmError(err)
return self
def swmm_start(self, save_results=1):
'''Starts a swmm simulation
'''
if not self.is_open:
raise swmm_error.NotOpenError
err = self.c_swmm5.swmm_start(c.c_int(save_results))
if err != 0:
raise swmm_error.SwmmError(err)
self.is_started = True
return self
def swmm_end(self):
'''Ends a swmm simulation
'''
if not self.is_started:
raise swmm_error.NotStartedError
err = self.c_swmm5.swmm_end()
if err != 0:
raise swmm_error.SwmmError(err)
self.is_started = False
return self
def swmm_open(self, input_file, report_file, output_file):
'''Opens a swmm project
'''
err = self.c_swmm5.swmm_open(c.c_char_p(input_file),
c.c_char_p(report_file),
c.c_char_p(output_file))
if err != 0:
raise swmm_error.SwmmError(err)
else:
self.input_file = input_file
self.report_file = report_file
self.output_file = output_file
self.is_open = True
self.routing_model = self.get_RouteModel()
return self
