// file: csnr_cal_5.cc
//
// this function calculates the energy of the signal
//

// system include file
//
#include <stdio.h>

// local include file
//
#include "global_constants.h"
#include "calculate_snr_constants.h"
#include "calculate_snr.h"

// function: add_energy_cc
//
// arguments:
//    float**& energy_buffer_a: (output) buffer containing the energy of
//                              each frame
//    int& num_energy_vals_a: (input/output) number of energy points in
//                           the buffer
//    float* energy_window_a: (input) energy to be added to buffer
//    int num_chans_a: (input) number of channels
//    int debug_mode_a: (input) debug mode
//
// return: an int to indicate status
//
// this function calculates the energy of a signal
//
//
int add_energy_cc (float**& energy_buffer_a, int& num_energy_vals_a,
		   float* energy_window_a, int num_chans_a, int debug_mode_a) {
  
  for (int j = 0; j < num_chans_a; j++) {
    energy_buffer_a[j][num_energy_vals_a] = energy_window_a[j];
  }
  
  if (debug_mode_a > DEBUG_FULL) {
    for (int j = 0; j < num_chans_a; j++) {
      fprintf(stdout, "energy value [%d] = %.2f\n", num_energy_vals_a,
	      energy_window_a[j]);
    }
    fprintf(stdout, "\n");
  }

  num_energy_vals_a++;
  
  // exit gracefully
  //
  return TRUE;
}