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/*
** -*- C -*-
**
** sign.h
** Made by Bruno JOFRET <bruno.jofret@inria.fr>
**
** Started on Thu Feb 8 10:12:17 2007 jofret
** Last update Tue Mar 20 14:58:52 2007 jofret
**
** Copyright INRIA 2007
*/
#ifndef __SIGN_H__
#define __SIGN_H__
#include <math.h>
/**
** \brief Float Signe function
** Determine the sine of in (assume that 0 is positive).
** \param in : the float we must determine sign.
** \return -1 or +1 depending on the sign of in.
**/
int ssigns(float in);
/**
** \brief Double Signe function
** Determine the sine of in (assume that 0 is positive).
** \param in : the double we must determine sign.
** \return -1 or +1 depending on the sign of in.
**/
int dsigns(double in);
#endif /* !__SIGN_H__ */
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