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python_functor.hh
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/**
* @file python_functor.hh
*
* @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
*
* @date creation: Fri Jun 18 2010
* @date last modification: Sun Nov 15 2015
*
* @brief Python Functor interface
*
* @section LICENSE
*
* Copyright (©) 2010-2012, 2014, 2015 EPFL (Ecole Polytechnique Fédérale de
* Lausanne) Laboratory (LSMS - Laboratoire de Simulation en Mécanique des
* Solides)
*
* Akantu is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Akantu 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 Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef __AKANTU_PYTHON_FUNCTOR_HH__
#define __AKANTU_PYTHON_FUNCTOR_HH__
/* -------------------------------------------------------------------------- */
#include "aka_common.hh"
#include <vector>
#include <map>
#include <Python.h>
#include <vector>
/* -------------------------------------------------------------------------- */
namespace akantu {
/* -------------------------------------------------------------------------- */
class PythonFunctor {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
PythonFunctor(PyObject * obj);
/* ------------------------------------------------------------------------ */
/* Methods */
/* ------------------------------------------------------------------------ */
protected:
/// call the python functor
PyObject * callFunctor(PyObject * functor, PyObject * args,
PyObject * kwargs) const;
/// call the python functor from variadic types
template <typename return_type, typename... Params>
return_type callFunctor(const std::string & functor_name,
Params &... parameters) const;
/// empty function to cose the recursive template loop
inline void packArguments(std::vector<PyObject *> & pArgs) const;
/// get the python function object
inline PyObject * getPythonFunction(const std::string & functor_name) const;
/// variadic template for unknown number of arguments to unpack
template <typename T, typename... Args>
inline void packArguments(std::vector<PyObject *> & pArgs, T & p,
Args &... params) const;
/// convert an akantu object to python
template <typename T>
inline PyObject * convertToPython(const T & akantu_obj) const;
/// convert a stl vector to python
template <typename T>
inline PyObject * convertToPython(const std::vector<T> & akantu_obj) const;
/// convert a stl vector to python
template <typename T>
inline PyObject * convertToPython(const std::vector<Array<T> *> & akantu_obj) const;
/// convert a stl vector to python
template <typename T1, typename T2>
inline PyObject * convertToPython(const std::map<T1, T2> & akantu_obj) const;
/// convert an akantu vector to python
template <typename T>
inline PyObject * convertToPython(const Vector<T> & akantu_obj) const;
/// convert an akantu vector to python
template <typename T>
inline PyObject * convertToPython(const Array<T> & akantu_obj) const;
/// convert an akantu vector to python
template <typename T>
inline PyObject * convertToPython(Array<T> * akantu_obj) const;
/// convert a akantu matrix to python
template <typename T>
inline PyObject * convertToPython(const Matrix<T> & akantu_obj) const;
/// convert a python object to an akantu object
template <typename return_type>
inline return_type convertToAkantu(PyObject * python_obj) const;
/// convert a python object to an akantu object
template <typename T>
inline std::vector<T> convertListToAkantu(PyObject * python_obj) const;
/// returns the numpy data type code
template <typename T> inline int getPythonDataTypeCode() const;
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
PyObject * python_obj;
};
/* -------------------------------------------------------------------------- */
} // akantu
/* -------------------------------------------------------------------------- */
#define NPY_NO_DEPRECATED_API NPY_1_7_API_VERSION
#include "python_functor_inline_impl.cc"
/* -------------------------------------------------------------------------- */
#endif /* __AKANTU_PYTHON_FUNCTOR_HH__ */
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