/* | |
Copyright 2008 Intel Corporation | |
Use, modification and distribution are subject to the Boost Software License, | |
Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
http://www.boost.org/LICENSE_1_0.txt). | |
*/ | |
#ifndef BOOST_POLYGON_GMP_OVERRIDE_HPP | |
#define BOOST_POLYGON_GMP_OVERRIDE_HPP | |
#include <gmpxx.h> | |
namespace boost { namespace polygon { | |
class gmp_int { | |
private: | |
inline gmp_int(const mpq_class& input) : v_(input) {} | |
public: | |
inline gmp_int() {} | |
explicit inline gmp_int(long input) : v_(input) {} | |
inline gmp_int(const gmp_int& input) : v_(input.v_) {} | |
inline gmp_int& operator=(const gmp_int& that) { | |
v_ = that.v_; | |
return (*this); | |
} | |
inline gmp_int& operator=(long that) { | |
v_ = that; | |
return (*this); | |
} | |
inline operator int() const { | |
std::cout << "cast\n"; | |
mpz_class num = v_.get_num(); | |
mpz_class den = v_.get_den(); | |
num /= den; | |
return num.get_si(); | |
} | |
inline double get_d() const { | |
return v_.get_d(); | |
} | |
inline int get_num() const { | |
return v_.get_num().get_si(); | |
} | |
inline int get_den() const { | |
return v_.get_den().get_si(); | |
} | |
inline bool operator==(const gmp_int& that) const { | |
return v_ == that.v_; | |
} | |
inline bool operator!=(const gmp_int& that) const { | |
return v_ != that.v_; | |
} | |
inline bool operator<(const gmp_int& that) const { | |
bool retval = v_ < that.v_; | |
return retval; | |
} | |
inline bool operator<=(const gmp_int& that) const { | |
return v_ <= that.v_; | |
} | |
inline bool operator>(const gmp_int& that) const { | |
return v_ > that.v_; | |
} | |
inline bool operator>=(const gmp_int& that) const { | |
return v_ >= that.v_; | |
} | |
inline gmp_int operator+(const gmp_int& b) { | |
return gmp_int((*this).v_ + b.v_); | |
} | |
inline gmp_int operator-(const gmp_int& b) { | |
return gmp_int((*this).v_ - b.v_); | |
} | |
inline gmp_int operator*(const gmp_int& b) { | |
return gmp_int((*this).v_ * b.v_); | |
} | |
inline gmp_int operator/(const gmp_int& b) { | |
return gmp_int((*this).v_ / b.v_); | |
} | |
inline gmp_int& operator+=(const gmp_int& b) { | |
(*this).v_ += b.v_; | |
return (*this); | |
} | |
inline gmp_int& operator-=(const gmp_int& b) { | |
(*this).v_ -= b.v_; | |
return (*this); | |
} | |
inline gmp_int& operator*=(const gmp_int& b) { | |
(*this).v_ *= b.v_; | |
return (*this); | |
} | |
inline gmp_int& operator/=(const gmp_int& b) { | |
(*this).v_ /= b.v_; | |
return (*this); | |
} | |
inline gmp_int& operator++() { | |
++v_; | |
return (*this); | |
} | |
inline gmp_int& operator--() { | |
--v_; | |
return (*this); | |
} | |
inline gmp_int operator++(int) { | |
gmp_int retval(*this); | |
++(*this); | |
return retval; | |
} | |
inline gmp_int operator--(int) { | |
gmp_int retval(*this); | |
--(*this); | |
return retval; | |
} | |
private: | |
mpq_class v_; | |
}; | |
template <> | |
struct high_precision_type<int> { | |
typedef mpq_class type; | |
}; | |
template <> | |
int convert_high_precision_type<int>(const mpq_class& v) { | |
mpz_class num = v.get_num(); | |
mpz_class den = v.get_den(); | |
num /= den; | |
return num.get_si(); | |
}; | |
} | |
} | |
//== | |
#endif |