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135 lines
3.7 KiB
C++
135 lines
3.7 KiB
C++
/*
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Copyright (C) 2001 - 2013 Evan Teran
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evan.teran@gmail.com
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program 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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef KNUMBER_FLOAT_H_
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#define KNUMBER_FLOAT_H_
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#include "knumber_base.h"
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class KNumber;
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namespace detail {
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class knumber_float : public knumber_base {
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friend class ::KNumber;
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friend class knumber_error;
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friend class knumber_integer;
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friend class knumber_fraction;
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private:
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#ifdef KNUMBER_USE_MPFR
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static const mpfr_rnd_t rounding_mode;
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static const mpfr_prec_t precision;
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#endif
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public:
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explicit knumber_float(const QString &s);
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explicit knumber_float(double value);
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#ifdef HAVE_LONG_DOUBLE
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explicit knumber_float(long double value);
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#endif
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explicit knumber_float(mpf_t mpf);
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virtual ~knumber_float();
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private:
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// conversion constructors
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explicit knumber_float(const knumber_integer *value);
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explicit knumber_float(const knumber_fraction *value);
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explicit knumber_float(const knumber_float *value);
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explicit knumber_float(const knumber_error *value);
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public:
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virtual QString toString(int precision) const;
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virtual quint64 toUint64() const;
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virtual qint64 toInt64() const;
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public:
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virtual bool is_integer() const;
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virtual bool is_zero() const;
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virtual int sign() const;
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public:
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virtual knumber_base *add(knumber_base *rhs);
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virtual knumber_base *sub(knumber_base *rhs);
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virtual knumber_base *mul(knumber_base *rhs);
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virtual knumber_base *div(knumber_base *rhs);
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virtual knumber_base *mod(knumber_base *rhs);
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public:
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virtual knumber_base *pow(knumber_base *rhs);
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virtual knumber_base *neg();
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virtual knumber_base *cmp();
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virtual knumber_base *abs();
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virtual knumber_base *sqrt();
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virtual knumber_base *cbrt();
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virtual knumber_base *factorial();
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virtual knumber_base *reciprocal();
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virtual knumber_base *tgamma();
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public:
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virtual knumber_base *log2();
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virtual knumber_base *log10();
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virtual knumber_base *ln();
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virtual knumber_base *floor();
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virtual knumber_base *ceil();
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virtual knumber_base *exp2();
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virtual knumber_base *exp10();
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virtual knumber_base *exp();
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virtual knumber_base *bin(knumber_base *rhs);
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public:
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virtual knumber_base *sin();
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virtual knumber_base *cos();
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virtual knumber_base *tan();
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virtual knumber_base *asin();
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virtual knumber_base *acos();
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virtual knumber_base *atan();
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virtual knumber_base *sinh();
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virtual knumber_base *cosh();
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virtual knumber_base *tanh();
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virtual knumber_base *asinh();
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virtual knumber_base *acosh();
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virtual knumber_base *atanh();
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public:
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virtual int compare(knumber_base *rhs);
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public:
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virtual knumber_base *bitwise_and(knumber_base *rhs);
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virtual knumber_base *bitwise_xor(knumber_base *rhs);
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virtual knumber_base *bitwise_or(knumber_base *rhs);
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virtual knumber_base *bitwise_shift(knumber_base *rhs);
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public:
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virtual knumber_base *clone();
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private:
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template <double F(double)>
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knumber_base *execute_libc_func(double x);
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template <double F(double, double)>
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knumber_base *execute_libc_func(double x, double y);
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private:
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mpf_t mpf_;
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};
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}
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#endif
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