sincos, sincosf, sincosl — calculate sin and cos simultaneously
#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) ; |
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Note |
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Link with −lm. |
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.
cos(3), sin(3), tan(3), feature_test_macros(7)
|