# *************************************************************************** # * * # * Copyright (c) 2016 - Bernd Hahnebach * # * * # * This program is free software; you can redistribute it and/or modify * # * it under the terms of the GNU Lesser General Public License (LGPL) * # * as published by the Free Software Foundation; either version 2 of * # * the License, or (at your option) any later version. * # * for detail see the LICENCE text file. * # * * # * This program is distributed in the hope that it will be useful, * # * but WITHOUT ANY WARRANTY; without even the implied warranty of * # * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * # * GNU Library General Public License for more details. * # * * # * You should have received a copy of the GNU Library General Public * # * License along with this program; if not, write to the Free Software * # * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * # * USA * # * * # *************************************************************************** __title__ = "FemToolsZ88" __author__ = "Bernd Hahnebach" __url__ = "http://www.freecadweb.org" import FreeCAD import FemTools from PySide import QtCore from PySide.QtGui import QApplication class FemToolsZ88(FemTools.FemTools): known_analysis_types = ["static"] ## The constructor # @param analysis - analysis object to be used as the core object. # "__init__" tries to use current active analysis in analysis is left empty. # Rises exception if analysis is not set and there is no active analysis def __init__(self, analysis=None, solver=None, test_mode=False): if analysis: ## @var analysis # FEM analysis - the core object. Has to be present. # It's set to analysis passed in "__init__" or set to current active analysis by default if nothing has been passed to "__init__". self.analysis = analysis else: import FemGui self.analysis = FemGui.getActiveAnalysis() if solver: ## @var solver # solver of the analysis. Used to store the active solver and analysis parameters self.solver = solver else: self.solver = None if self.analysis: self.update_objects() self.base_name = "" if self.solver: self.set_analysis_type() self.setup_working_dir() self.setup_z88() else: raise Exception('FEM: No solver found!') else: raise Exception('FEM: No active analysis found!') self.z88_is_running = False self.z88_testrun = QtCore.QProcess() self.z88_solverun = QtCore.QProcess() QtCore.QObject.connect(self.z88_testrun, QtCore.SIGNAL("started()"), self.z88_testrun_started) QtCore.QObject.connect(self.z88_testrun, QtCore.SIGNAL("finished(int)"), self.z88_testrun_finished) QtCore.QObject.connect(self.z88_solverun, QtCore.SIGNAL("started()"), self.z88_solverun_started) QtCore.QObject.connect(self.z88_solverun, QtCore.SIGNAL("finished(int)"), self.z88_solverun_finished) def write_inp_file(self): import FemInputWriterZ88 as iw import sys self.inp_file_name = "" try: inp_writer = iw.FemInputWriterZ88(self.analysis, self.solver, self.mesh, self.materials, self.fixed_constraints, self.force_constraints, self.pressure_constraints, self.displacement_constraints, self.beam_sections, self.shell_thicknesses, self.analysis_type, None, self.working_dir) self.inp_file_name = inp_writer.write_z88_input() except: print("Unexpected error when writing Z88 input files:", sys.exc_info()[0]) raise ## Sets Z88 solver z88r binary path # @param self The python object self # @z88_binary path to z88r binary, default is guessed: "bin/z88r" windows, "z88r" for other systems def setup_z88(self, z88_binary=None): from platform import system if not z88_binary: self.fem_prefs = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Fem") z88_binary = self.fem_prefs.GetString("z88BinaryPath", "") if not z88_binary: if system() == "Linux": z88_binary = "z88r" elif system() == "Windows": z88_binary = FreeCAD.getHomePath() + "bin/z88r.exe" else: z88_binary = "z88r" self.z88_binary = z88_binary def run(self): # TODO: reimplement the process handling for z88 binary message = self.check_prerequisites() if not message: self.write_inp_file() self.cwd = QtCore.QDir.currentPath() self.calc_path = QtCore.QFileInfo(self.working_dir + '/pseudofile.txt') print(self.cwd) print(self.inp_file_name) print(self.calc_path.path()) self.z88_test_run() else: print("Running analysis failed! {}".format(message)) def z88_test_run(self): # z88_testrun for memory QtCore.QDir.setCurrent(self.calc_path.path()) if not self.z88_is_running: z88_testrun_binary = self.z88_binary + " -t -choly" print("Testrun Z88") print(z88_testrun_binary) self.z88_is_running = True self.z88_testrun.start(z88_testrun_binary) else: print("Unable to start Z88, because it runs (testrun)!") QtCore.QDir.setCurrent(self.cwd) QApplication.restoreOverrideCursor() def z88_solve_run(self): # z88_solve run QtCore.QDir.setCurrent(self.calc_path.path()) if not self.z88_is_running: z88_solverun_binary = self.z88_binary + " -c -choly" print("Solverun Z88") print(z88_solverun_binary) self.z88_is_running = True self.z88_solverun.start(z88_solverun_binary) else: print("Unable to start Z88, because it runs (solverun)!") QtCore.QDir.setCurrent(self.cwd) QApplication.restoreOverrideCursor() def z88_testrun_started(self): print(" z88_testrun_started()") # print(self.z88_testrun.state()) def z88_testrun_finished(self, exitCode): self.z88_is_running = False print(" z88_testrun_finished() --> " + str(exitCode)) # print(self.z88_testrun.state()) # out = self.z88_testrun.readAllStandardOutput() # print(out + '\n') # in some cases output will be cutted, see gmsh macro --> same problem # TODO search out for "Vektor GS" and "Vektor KOI" and print values, may be compare with z88_params value self.z88_solve_run() def z88_solverun_started(self): print(" z88_solverun_started()") # print(self.z88_solverun.state()) def z88_solverun_finished(self, exitCode): self.z88_is_running = False print(" z88_solverun_finished() --> " + str(exitCode)) # print(self.z88_solverun.state()) self.load_results() def load_results(self): self.results_present = False self.load_results_o2() def load_results_o2(self): import os import z88DispReader disp_result_file = self.working_dir + '/z88o2.txt' if os.path.isfile(disp_result_file): result_name_prefix = 'Z88_' + self.solver.AnalysisType + '_' z88DispReader.import_z88_disp(disp_result_file, self.analysis, result_name_prefix) for m in self.analysis.Member: if m.isDerivedFrom("Fem::FemResultObject"): self.results_present = True else: raise Exception('FEM: No results found at {}!'.format(disp_result_file))