/* | | Copyright disclaimer: |   This software was developed at the National Institute of Standards |   and Technology by employees of the Federal Government in the course |   of their official duties. Pursuant to title 17 Section 105 of the |   United States Code this software is not subject to copyright |   protection and is in the public domain. | |   We would appreciate acknowledgement if the software is used. |*//* | Project:	WCDMA simulation environment | Module:      Data type conversions | Author:      Tommi Makelainen, Nokia/NIST | Date:        January 5, 1999 | | History: |              January 5, 1999 Tommi Makelainen |                      Initial version. | */#include <stdio.h>#include <math.h>/* * Function:	bin2antipodal * Desc.:	Convert input data vector in binary (0,1) to *              antipodal (-1,1) output vector. * * Inputs: *   binary	input data bit vector in binary (0,1) form *   data_len	length of input data vector * Outputs: *   antipodal	output data vector in antipodal (-1,1) form * * Note:	 */int bin2antipodal(int binary[], int data_len, int antipodal[]){     int i;    for (i=0; i < data_len; i++)    {        antipodal[i] = binary[i]*2 - 1;    }    return(0);}/* * Function:	antipodal2bin * Desc.:	Convert input data vector in antipodal (-1,1) to *              binary (0,1) output vector. * * Inputs: *   antipodal	input data bit vector in antipodal (-1,1) form *   data_len	length of input data vector * Outputs: *   binary	output data vector in binary (0,1) form * * Note:	 */int antipodal2bin(int antipodal[], int data_len, int binary[]){     int i;    for (i=0; i < data_len; i++)    {        binary[i] = (antipodal[i] + 1) >> 1;    }    return(0);}