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/* -*- pse-c -*-
*-----------------------------------------------------------------------------
* Filename: math_fix.h
* $Revision: 1.3 $
*-----------------------------------------------------------------------------
* Copyright © 2002-2010, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*
*-----------------------------------------------------------------------------
* Description:
* This file contains OS abstracted interfaces to fixed point math functions
*-----------------------------------------------------------------------------
*/
#ifndef _OAL_MATH_FIX_H
#define _OAL_MATH_FIX_H
#define OS_POW_FIX(b, p) os_pow_fix(b, p)
#define OS_MAX(a,b) (((a) > (b)) ? (a) : (b))
#define OS_MIN(a,b) (((a) < (b)) ? (a) : (b))
/*****************************************************************************
* Function: os_pow_fix
*
* Parameters:
* [IN] base: the base, should be between 0 and 255.
* [IN] power: this must be in 24i.8f format.
*
* Description:
* This function uses the Taylor Series to approximate the power function
* using fixed-point math.
*
****************************************************************************/
unsigned int os_pow_fix( const int base, const int power );
#endif
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