mirror of
https://github.com/autc04/Retro68.git
synced 2024-12-17 15:29:43 +00:00
35 lines
562 B
C
35 lines
562 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"
|
||
|
|
|
||
|
|
float
|
||
|
|
_DEFUN (sinf, (float),
|
||
|
|
float x)
|
||
|
|
{
|
||
|
|
return (sinef (x, 0));
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifdef _DOUBLE_IS_32BITS
|
||
|
|
|
||
|
|
double sin (double x)
|
||
|
|
{
|
||
|
|
return (double) sinef ((float) x, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* defined(_DOUBLE_IS_32BITS) */
|