User login |
sincos (3)
SINCOS(3) Linux Programmer's Manual SINCOS(3)
NAME
sincos, sincosf, sincosl - calculate sin and cos simultaneously
SYNOPSIS
#define _GNU_SOURCE
#include <math.h>
void sincos(double x, double *sin, double *cos);
void sincosf(float x, float *sin, float *cos);
void sincosl(long double x, long double *sin, long double *cos);
Link with -lm.
DESCRIPTION
Several applications need sine and cosine of the same angle x. This
function computes both at the same time, and stores the results via the
given pointers.
CONFORMING TO
This function is a GNU extension.
SEE ALSO
cos(3), sin(3), tan(3), feature_test_macros(7)
GNU 2004-10-05 SINCOS(3)
|