qmath.h

dsp.rar

/* =================================================================================
File Name:  imath.h

Originator: Digital Control Systems Group
        Texas Instruments

Description:
Header file containing function prototypes for the Fixed Point Mathematical Functions

===================================================================================*/

#ifndef __IMATH_H__
#define __IMATH_H__

signed short int qsin(signed short int x);
signed short int qcos(signed short int x);
signed short int qatan(signed long int x);
unsigned short int qsqrt(unsigned long int x);
signed short int qlog10(unsigned long int x);
signed short int qlogn(unsigned long int x);
signed long int qinv1(signed short int x);
signed short int qinv2(signed short int x);
signed short int qsinlt(signed short int x);
signed short int qcoslt(signed short int x);
#endif