b2/python/include/mpfr_export.hpp
2025-01-14 01:15:53 +01:00

354 lines
8.8 KiB
C++

//This file is part of Bertini 2.
//
//python/mpfr_export.hpp is free software: you can redistribute it and/or modify
//it under the terms of the GNU General Public License as published by
//the Free Software Foundation, either version 3 of the License, or
//(at your option) any later version.
//
//python/mpfr_export.hpp 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 General Public License for more details.
//
//You should have received a copy of the GNU General Public License
//along with python/mpfr_export.hpp. If not, see <http://www.gnu.org/licenses/>.
//
// Copyright(C) 2016-2018 by Bertini2 Development Team
//
// See <http://www.gnu.org/licenses/> for a copy of the license,
// as well as COPYING. Bertini2 is provided with permitted
// additional terms in the b2/licenses/ directory.
//
// individual authors of this file include:
//
// silviana amethyst
// University of Wisconsin - Eau Claire
// Fall 2017, Spring 2018
//
// James Collins
// West Texas A&M University
// Spring 2016
//
//
// python/mpfr_export.hpp: Header file for exposing all multiprecision data types, those from boost and bertini::complex.
#pragma once
#ifndef BERTINI_PYTHON_MPFR_EXPORT_HPP
#define BERTINI_PYTHON_MPFR_EXPORT_HPP
#include "python_common.hpp"
#include "eigenpy_interaction.hpp"
namespace bertini{
namespace python{
using namespace boost::python;
void ExportMpfr();
/**
\brief Exposes precision
*/
template<typename T>
class PrecisionVisitor: public def_visitor<PrecisionVisitor<T>>
{
friend class def_visitor_access;
public:
template<class PyClass>
void visit(PyClass& cl) const;
private:
unsigned (T::*get_prec)() const= &T::precision; // return type needs to be PrecT
void (T::*set_prec)(unsigned) = &T::precision;
};
/**
\brief Exposes str, repr, and precision
*/
template<typename T>
class RealStrVisitor: public def_visitor<RealStrVisitor<T>>
{
friend class def_visitor_access;
public:
template<class PyClass>
void visit(PyClass& cl) const;
private:
static std::string __str__(const object& obj)
{
std::ostringstream oss;
const T& self=extract<T>(obj)();
std::stringstream ss;
ss << self;
return ss.str();
};
static std::string __repr__(const object& obj)
{
std::ostringstream oss;
const T& self=extract<T>(obj)();
std::stringstream ss;
ss << self.str(0,std::ios::scientific);
return ss.str();
};
};
/**
\brief Exposes == and != for homogeneous comparison
*/
template<typename T>
class EqualitySelfVisitor: public def_visitor<EqualitySelfVisitor<T>>
{
friend class def_visitor_access;
public:
template<class PyClass>
void visit(PyClass& cl) const;
private:
};
/**
\brief Exposes == and != for inhomogeneous comparison
*/
template<typename T, typename S>
class EqualityVisitor: public def_visitor<EqualityVisitor<T,S>>
{
friend class def_visitor_access;
public:
template<class PyClass>
void visit(PyClass& cl) const;
private:
};
/**
\brief Exposes +, - and *
*/
template<typename T, typename S>
class RingVisitor: public def_visitor<RingVisitor<T, S> >
{
static_assert(!std::is_same<T,S>::value, "RingVisitor is to define T-S operations. for T-T operations, use RingSelfVisitor");
friend class def_visitor_access;
public:
template<class PyClass>
void visit(PyClass& cl) const;
private:
static T __add__(const T& a, const S& b){ return a+b; };
static T __radd__(const T& b, const S& a){ return a+b; };
static T __iadd__(T& a, const S& b){ a+=b; return a; };
static T __sub__(const T& a, const S& b){ return a-b; };
static T __rsub__(const T& b, const S& a){ return a-b; };
static T __isub__(T& a, const S& b){ a-=b; return a; };
static T __mul__(const T& a, const S& b){ return a*b; };
static T __rmul__(const T& b, const S& a){ return a*b; };
static T __imul__(T& a, const S& b){ a*=b; return a; };
}; // RingVisitor
/**
\brief Exposes +, - and *
*/
template<typename T>
class RingSelfVisitor: public def_visitor<RingSelfVisitor<T> >
{
friend class def_visitor_access;
public:
template<class PyClass>
void visit(PyClass& cl) const;
private:
static T __add__(const T& a, const T& b){ return a+b; };
static T __iadd__(T& a, const T& b){ a+=b; return a; };
static T __sub__(const T& a, const T& b){ return a-b; };
static T __isub__(T& a, const T& b){ a-=b; return a; };
static T __mul__(const T& a, const T& b){ return a*b; };
static T __imul__(T& a, const T& b){ a*=b; return a; };
static T __neg__(const T& a){ return -a; };
}; // RingSelfVisitor
/**
\brief Exposes +, - and *
*/
template<typename T>
class RealFreeVisitor: public def_visitor<RealFreeVisitor<T> >
{
friend class def_visitor_access;
public:
template<class PyClass>
void visit(PyClass& cl) const;
private:
static T __abs__(T const& x){ return abs(x);}
}; // RingSelfVisitor
/**
\brief Exposes +,-,*,/
*/
template<typename T, typename S>
class FieldVisitor: public def_visitor<FieldVisitor<T, S> >
{
friend class def_visitor_access;
public:
template<class PyClass>
void visit(PyClass& cl) const;
private:
static T __div__(const T& a, const S& b){ return a/b; };
static T __rdiv__(const T& b, const S& a){ return a/b; };
static T __idiv__(T& a, const S& b){ a/=b; return a; };
}; // FieldVisitor
template<typename T>
class FieldSelfVisitor: public def_visitor<FieldSelfVisitor<T> >
{
friend class def_visitor_access;
public:
template<class PyClass>
void visit(PyClass& cl) const;
private:
static T div(const T& a, const T& b){ return a/b; };
static T idiv(T& a, const T& b){ a/=b; return a; };
}; // FieldSelfVisitor
template<typename T, typename S>
class PowVisitor: public def_visitor<PowVisitor<T,S>>
{
friend class def_visitor_access;
public:
template<class PyClass>
void visit(PyClass& cl) const;
private:
static T __pow__(const T& a, const S& b){using std::pow; using boost::multiprecision::pow; return pow(a,b); };
};
template<typename T, typename S>
class GreatLessVisitor: public def_visitor<GreatLessVisitor<T,S>>
{
friend class def_visitor_access;
public:
template<class PyClass>
void visit(PyClass& cl) const;
private:
};
template<typename T>
class GreatLessSelfVisitor: public def_visitor<GreatLessSelfVisitor<T>>
{
friend class def_visitor_access;
public:
template<class PyClass>
void visit(PyClass& cl) const;
private:
};
template<typename T>
class TranscendentalVisitor: public def_visitor<TranscendentalVisitor<T>>
{
friend class def_visitor_access;
public:
template<class PyClass>
void visit(PyClass& cl) const;
private:
static T __log__(T const& x){ return log(x);}
static T __exp__(T const& x){ return exp(x);}
static T __sqrt__(T const& x){ return sqrt(x);}
static T __sin__(T const& x){ return sin(x);}
static T __cos__(T const& x){ return cos(x);}
static T __tan__(T const& x){ return tan(x);}
static T __asin__(T const& x){ return asin(x);}
static T __acos__(T const& x){ return acos(x);}
static T __atan__(T const& x){ return atan(x);}
static T __sinh__(T const& x){ return sinh(x);}
static T __cosh__(T const& x){ return cosh(x);}
static T __tanh__(T const& x){ return tanh(x);}
static T __asinh__(T const& x){ return asinh(x);}
static T __acosh__(T const& x){ return acosh(x);}
static T __atanh__(T const& x){ return atanh(x);}
};
/**
\brief Exposes complex-specific things
*/
template<typename T>
class ComplexVisitor: public def_visitor<ComplexVisitor<T>>
{
friend class def_visitor_access;
public:
template<class PyClass>
void visit(PyClass& cl) const;
using RealT = typename NumTraits<T>::Real;
private:
static void set_real(T &c, mpfr_float const& r) { c.real(r);}
static RealT get_real(T const&c) { return c.real();}
static void set_imag(T &c, RealT const& r) { c.imag(r);}
static RealT get_imag(T const&c) { return c.imag();}
static RealT __abs__(T const& x){ return abs(x);}
static T conj(T const& x){ return conj(x);}
static std::string __str__(const object& obj)
{
std::ostringstream oss;
const T& self=extract<T>(obj)();
std::stringstream ss;
ss << self;
return ss.str();
}
static std::string __repr__(const object& obj)
{
std::ostringstream oss;
const T& self=extract<T>(obj)();
std::stringstream ss;
ss << "(" << real(self).str(0,std::ios::scientific) << ", " << imag(self).str(0,std::ios::scientific) << ")";
return ss.str();
}
};
}
}
#endif