integer_division.h File Reference

#include <cstdint>
#include <boost/multiprecision/cpp_int.hpp>
#include "pbd/error.h"

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Namespaces
	PBD

Macros
#define	PBD_IDIV_ASR(x)   ((x) < 0 ? -1 : 0)
#define	PBD_IDIV_ROUNDING(x, y)   ( (y)/2 - (PBD_IDIV_ASR((x)^(y)) & (y)))

Functions
template<typename T >
T	int_div_round (T x, T y)
int64_t	PBD::muldiv_round (int64_t v, int64_t n, int64_t d)
int64_t	PBD::muldiv_floor (int64_t v, int64_t n, int64_t d)

Macro Definition Documentation

PBD_IDIV_ASR

#define PBD_IDIV_ASR

(

x

)

((x) < 0 ? -1 : 0)

Definition at line 28 of file integer_division.h.

PBD_IDIV_ROUNDING

#define PBD_IDIV_ROUNDING	(		x,
			y
	)		( (y)/2 - (PBD_IDIV_ASR((x)^(y)) & (y)))

Definition at line 36 of file integer_division.h.

Function Documentation

int_div_round()

template<typename T >

T int_div_round	(	T	x,
		T	y
	)

Definition at line 39 of file integer_division.h.