rounding.cpp File Reference

#include <gecode/float.hh>
#include <gmp.h>
#include <mpfr.h>

Go to the source code of this file.

Namespaces
namespace	Gecode
	Gecode toplevel namespace
namespace	Gecode::Float
	Floating point numbers.
Defines
#define	GECODE_GENR_FUNC(name)
	Define mpfr functions with proper rounding.
Typedefs
typedef int	Gecode::Float::mpfr_func (mpfr_t, const __mpfr_struct *, mp_rnd_t)
	Type signatur of mpfr function.
Functions
double	Gecode::Float::invoke_mpfr (FloatNum x, mpfr_func f, mp_rnd_t r)
	Routine to call mpfr function with proper rounding.

---

Define Documentation

#define GECODE_GENR_FUNC

(

name

)

Value:

FloatNum Rounding::name##_down(FloatNum x) { \
    return invoke_mpfr(x, mpfr_##name, GMP_RNDD); \
  } \
  FloatNum Rounding::name##_up(FloatNum x) { \
    return invoke_mpfr(x, mpfr_##name, GMP_RNDU); \
  }

Define mpfr functions with proper rounding.

Definition at line 62 of file rounding.cpp.