300 lines
10 KiB
C++
300 lines
10 KiB
C++
/***************************************************************************
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* Copyright (c) 2017 Werner Mayer <wmayer[at]users.sourceforge.net> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#include "PreCompiled.h"
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#ifndef _PreComp_
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#include <Python.h>
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#endif
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#include <Base/FileInfo.h>
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#include <Base/UnitPy.h>
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// clang-format off
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#include "FemPostPipeline.h"
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#include "FemPostPipelinePy.h"
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#include "FemPostPipelinePy.cpp"
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// clang-format on
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using namespace Fem;
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// returns a string which represents the object e.g. when printed in python
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std::string FemPostPipelinePy::representation() const
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{
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return {"<FemPostPipeline object>"};
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}
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PyObject* FemPostPipelinePy::read(PyObject* args)
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{
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PyObject* files;
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PyObject* values = nullptr;
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PyObject* unitobj = nullptr;
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const char* value_type;
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if (PyArg_ParseTuple(args,
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"O|OO!s",
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&files,
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&values,
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&(Base::UnitPy::Type),
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&unitobj,
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&value_type)) {
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if (!values) {
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// single argument version was called!
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if (!PyUnicode_Check(files)) {
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PyErr_SetString(PyExc_TypeError, "argument must be file path");
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return nullptr;
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}
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const char* path = PyUnicode_AsUTF8(files);
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getFemPostPipelinePtr()->read(Base::FileInfo(path));
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}
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else if (values && unitobj) {
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// multistep version!
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if (!(PyTuple_Check(files) || PyList_Check(files))
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|| !(PyTuple_Check(values) || PyList_Check(values))) {
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std::string error = std::string(
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"Files and values must be list of strings and number respectively.");
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throw Base::TypeError(error);
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}
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// extract the result objects
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Py::Sequence file_list(files);
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Py::Sequence::size_type size = file_list.size();
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std::vector<Base::FileInfo> file_result;
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file_result.resize(size);
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for (Py::Sequence::size_type i = 0; i < size; i++) {
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auto path = Py::Object(file_list[i]);
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if (!path.isString()) {
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throw Base::TypeError("File path must be string");
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}
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file_result[i] = Base::FileInfo(path.as_string());
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}
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// extract the values
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Py::Sequence values_list(values);
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size = values_list.size();
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std::vector<double> value_result;
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value_result.resize(size);
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for (Py::Sequence::size_type i = 0; i < size; i++) {
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auto value = Py::Object(values_list[i]);
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if (!value.isNumeric()) {
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std::string error = std::string("Values must be numbers");
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throw Base::TypeError(error);
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}
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value_result[i] = Py::Float(value).as_double();
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}
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// extract the unit
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Base::Unit unit = *(static_cast<Base::UnitPy*>(unitobj)->getUnitPtr());
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// extract the value type
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std::string step_type = std::string(value_type);
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// Finally call the c++ function!
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getFemPostPipelinePtr()->read(file_result, value_result, unit, step_type);
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Py_Return;
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}
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}
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return nullptr;
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}
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PyObject* FemPostPipelinePy::scale(PyObject* args)
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{
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double scale;
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if (PyArg_ParseTuple(args, "d", &scale)) {
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getFemPostPipelinePtr()->scale(scale);
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Py_Return;
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}
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return nullptr;
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}
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PyObject* FemPostPipelinePy::load(PyObject* args)
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{
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PyObject* py;
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PyObject* list = nullptr;
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PyObject* unitobj = nullptr;
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const char* value_type;
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if (PyArg_ParseTuple(args,
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"O|OO!s",
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&py,
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&list,
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&(Base::UnitPy::Type),
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&unitobj,
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&value_type)) {
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if (!list) {
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// single argument version!
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if (!PyObject_TypeCheck(py, &(App::DocumentObjectPy::Type))) {
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PyErr_SetString(PyExc_TypeError, "object is not a result object");
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return nullptr;
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}
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App::DocumentObject* obj =
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static_cast<App::DocumentObjectPy*>(py)->getDocumentObjectPtr();
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if (!obj->isDerivedFrom<FemResultObject>()) {
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PyErr_SetString(PyExc_TypeError, "object is not a result object");
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return nullptr;
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}
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getFemPostPipelinePtr()->load(static_cast<FemResultObject*>(obj));
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Py_Return;
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}
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else if (list && unitobj) {
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// multistep version!
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if (!(PyTuple_Check(py) || PyList_Check(py))
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|| !(PyTuple_Check(list) || PyList_Check(list))) {
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std::string error = std::string(
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"Result and value must be list of ResultObject and number respectively.");
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throw Base::TypeError(error);
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}
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// extract the result objects
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Py::Sequence result_list(py);
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Py::Sequence::size_type size = result_list.size();
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std::vector<FemResultObject*> results;
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results.resize(size);
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for (Py::Sequence::size_type i = 0; i < size; i++) {
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Py::Object item = result_list[i];
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if (!PyObject_TypeCheck(*item, &(DocumentObjectPy::Type))) {
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std::string error =
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std::string("type in result list must be 'ResultObject', not ");
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throw Base::TypeError(error);
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}
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auto obj = static_cast<DocumentObjectPy*>(*item)->getDocumentObjectPtr();
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if (!obj->isDerivedFrom<FemResultObject>()) {
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throw Base::TypeError("object is not a result object");
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}
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results[i] = static_cast<FemResultObject*>(obj);
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}
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// extract the values
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Py::Sequence values_list(list);
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size = values_list.size();
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std::vector<double> values;
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values.resize(size);
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for (Py::Sequence::size_type i = 0; i < size; i++) {
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Py::Object item = values_list[i];
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if (!PyFloat_Check(*item)) {
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std::string error = std::string("Values must be float");
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throw Base::TypeError(error);
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}
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values[i] = PyFloat_AsDouble(*item);
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}
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// extract the unit
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Base::Unit unit = *(static_cast<Base::UnitPy*>(unitobj)->getUnitPtr());
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// extract the value type
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std::string step_type = std::string(value_type);
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// Finally call the c++ function!
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getFemPostPipelinePtr()->load(results, values, unit, step_type);
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Py_Return;
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}
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else {
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std::string error = std::string(
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"Multistep load requries 4 arguments: ResultList, ValueList, unit, type");
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throw Base::TypeError(error);
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}
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}
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return nullptr;
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}
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PyObject* FemPostPipelinePy::getFilter(PyObject* args)
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{
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if (!PyArg_ParseTuple(args, "")) {
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return nullptr;
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}
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auto filters = getFemPostPipelinePtr()->getFilter();
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Py::List sequence;
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for (auto filter : filters) {
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sequence.append(Py::asObject(filter->getPyObject()));
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}
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return Py::new_reference_to(sequence);
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}
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PyObject* FemPostPipelinePy::recomputeChildren(PyObject* args)
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{
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if (!PyArg_ParseTuple(args, "")) {
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return nullptr;
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}
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getFemPostPipelinePtr()->recomputeChildren();
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Py_Return;
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}
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PyObject* FemPostPipelinePy::getLastPostObject(PyObject* args)
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{
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if (!PyArg_ParseTuple(args, "")) {
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return nullptr;
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}
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App::DocumentObject* obj = getFemPostPipelinePtr()->getLastPostObject();
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if (obj) {
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return obj->getPyObject();
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}
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Py_Return;
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}
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PyObject* FemPostPipelinePy::holdsPostObject(PyObject* args)
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{
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PyObject* py;
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if (!PyArg_ParseTuple(args, "O!", &(App::DocumentObjectPy::Type), &py)) {
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return nullptr;
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}
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App::DocumentObject* obj = static_cast<App::DocumentObjectPy*>(py)->getDocumentObjectPtr();
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if (!obj->isDerivedFrom<FemPostObject>()) {
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PyErr_SetString(PyExc_TypeError, "object is not a post-processing object");
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return nullptr;
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}
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bool ok = getFemPostPipelinePtr()->holdsPostObject(static_cast<FemPostObject*>(obj));
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return Py_BuildValue("O", (ok ? Py_True : Py_False));
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}
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PyObject* FemPostPipelinePy::getCustomAttributes(const char* /*attr*/) const
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{
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return nullptr;
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}
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int FemPostPipelinePy::setCustomAttributes(const char* /*attr*/, PyObject* /*obj*/)
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{
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return 0;
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}
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