view carfac/agc_state.cc @ 609:aefe2ca0674f

First version of a C++ implementation by Alex Brandmeyer

//
//  agc_state.cc
//  CARFAC Open Source C++ Library
//
//  Created by Alex Brandmeyer on 5/10/13.
//
// This C++ file is part of an implementation of Lyon's cochlear model:
// "Cascade of Asymmetric Resonators with Fast-Acting Compression"
// to supplement Lyon's upcoming book "Human and Machine Hearing"
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include "agc_state.h"

void AGCState::InitAGCState(AGCCoeffs agc_coeffs){
  n_ch_ = agc_coeffs.n_ch_;
  n_agc_stages_ = agc_coeffs.n_agc_stages_;
  agc_memory_ = FloatArray2d::Zero(n_ch_, n_agc_stages_);
  input_accum_ = FloatArray2d::Zero(n_ch_, n_agc_stages_);
  decim_phase_ = FloatArray::Zero(n_agc_stages_);
}