mirror of
https://github.com/autc04/Retro68.git
synced 2024-11-23 15:32:26 +00:00
40 lines
698 B
C
40 lines
698 B
C
|
|
/* @(#)z_sinf.c 1.0 98/08/13 */
|
|
/******************************************************************
|
|
* Sine
|
|
*
|
|
* Input:
|
|
* x - floating point value
|
|
*
|
|
* Output:
|
|
* sine of x
|
|
*
|
|
* Description:
|
|
* This routine returns the sine of x.
|
|
*
|
|
*****************************************************************/
|
|
|
|
#include "fdlibm.h"
|
|
#include "zmath.h"
|
|
|
|
void
|
|
_DEFUN (sincosf, (x, sinx, cosx),
|
|
float x _AND
|
|
float *sinx _AND
|
|
float *cosx)
|
|
{
|
|
*sinx = sin (x);
|
|
*cosx = cos (x);
|
|
}
|
|
|
|
#ifdef _DOUBLE_IS_32BITS
|
|
|
|
void
|
|
sincos (double x, double *sinx, double *cosx)
|
|
{
|
|
*sinx = (double) sinf ((float) x);
|
|
*cosx = (double) cosf ((float) x);
|
|
}
|
|
|
|
#endif /* defined(_DOUBLE_IS_32BITS) */
|