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calc_init_c - routines de calcul pour initialiser des compteurs

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/* calc_init_c subroutine
 *
 * counter value computation routine
 * for vector based symbol signal
 *
 * Copyright (C) 2007-2011 Alan Layec
 *
 * This file is part of modnumlib.
 *
 * modnumlib is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * modnumlib is distributed in the hope that 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 modnumlib; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 */

/* REVISION HISTORY :
 * $Log$
 */

#include "modnum_lib.h"

/* calc_init_c :
 *
 * counter value computation routine
 * for vector based symbol signal
 *
 * Input :
 *   - n  : length of the input vectors (scalar)
 *   - m  : number of vector (scalar)
 *   - ns : number of sample per symbol (scalar)
 *
 * Input/Output :
 *   - init : counter value (vector of size m)
 *
 */

void calc_init_c(int *n, int *m, int *ns, int *init)
{
 /* */
 int j;

 /* */
 for(j=0;j<(*m);j++) {
   if((*n)<init[j]) {
     init[j]=init[j]-(*n);
   }
   else {
     init[j] = ((int) (((*n) - init[j])/(*ns)) + 1 ) * (*ns) + init[j] - (*n);
   }
 }
 return;
}

Auteurs

A. Layec A. Layec