view branches/carfac_cpp/src/CARFAC.cpp @ 690:76f749d29b48

Fix memory leak in CARFAC.

Also get rid of most uses of auto, which tend to hurt readability
unless the type name is particularly long, especially when it masks
pointers.

#include <cmath>

#include "CARFAC.h"
#include "CAR.h"
#include "IHC.h"
#include "AGC.h"
#include "Ear.h"
#include "unit_conversion.h"
#include "CARFAC_common.h"

CARFAC::CARFAC(int fs,
              CAR_parameters* car_params,
              IHC_parameters* ihc_params,
              AGC_parameters* agc_params,
              int n_ears){

  fs_ = fs;

  float pole_hz = car_params->first_pole_theta_* fs / (2*kPi);
  while (pole_hz > car_params->min_pole_hz_){
      pole_freqs_.push_back(pole_hz); // TODO: STL specific
      pole_hz = pole_hz - car_params->erb_per_step_ *
                ERB_Hz(pole_hz, car_params->erb_break_freq_,
                    car_params->erb_q_);
  }
  n_ch_ = pole_freqs_.size();
  max_channels_per_octave_ = log(2) / log(pole_freqs_[0]/pole_freqs_[1]);

  n_ears_ = n_ears;
  Ear ear = Ear(car_params, ihc_params, agc_params, pole_freqs_, n_ch_, fs);
  ears_.assign(n_ears_, ear);
}