CARFAC C++
C++ implementation of CARFAC
AGCParam.H
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00001 // Copyright 2013 Matt R. Flax <flatmax\@> All Rights Reserved.
00002 // Author Matt Flax <flatmax@>
00003 //
00004 // This C++ file is part of an implementation of Lyon's cochlear model:
00005 // "Cascade of Asymmetric Resonators with Fast-Acting Compression"
00006 // to supplement Lyon's upcoming book "Human and Machine Hearing"
00007 //
00008 // Licensed under the Apache License, Version 2.0 (the "License");
00009 // you may not use this file except in compliance with the License.
00010 // You may obtain a copy of the License at
00011 //
00012 //     http://www.apache.org/licenses/LICENSE-2.0
00013 //
00014 // Unless required by applicable law or agreed to in writing, software
00015 // distributed under the License is distributed on an "AS IS" BASIS,
00016 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00017 // See the License for the specific language governing permissions and
00018 // limitations under the License.
00019 #ifndef AGCPARAMS_H_
00020 #define AGCPARAMS_H_
00021 
00022 #include "Parameters.H"
00023 
00030 class AGCParam : public Parameters {
00031     int n_stages; 
00032     Array<FP_TYPE, AGC_STAGE_COUNT,1> time_constants; 
00033     FP_TYPE AGC_stage_gain; 
00034     Array<int,AGC_STAGE_COUNT, 1> decimation; 
00035     Array<FP_TYPE, AGC_STAGE_COUNT,1> AGC1_scales; 
00036     Array<FP_TYPE, AGC_STAGE_COUNT,1> AGC2_scales; 
00037     FP_TYPE AGC_mix_coeff; 
00038 public:
00040     AGCParam(int n_stages_=AGC_STAGE_COUNT,
00041              Array<FP_TYPE, AGC_STAGE_COUNT,1> time_constants_=Array<FP_TYPE, AGC_STAGE_COUNT,1>(1., 4., 16., 64.)*0.002,
00042              FP_TYPE AGC_stage_gain_=2.,
00043              Array<int,AGC_STAGE_COUNT, 1> decimation_=Array<int,AGC_STAGE_COUNT, 1>(8, 2, 2, 2),
00044              Array<FP_TYPE, AGC_STAGE_COUNT,1> AGC1_scales_=Array<FP_TYPE, AGC_STAGE_COUNT,1>(1.0, 1.4,  2.0, 2.8),
00045              Array<FP_TYPE, AGC_STAGE_COUNT,1> AGC2_scales_=Array<FP_TYPE, AGC_STAGE_COUNT,1>(1.6, 2.25, 3.2, 4.5),
00046              FP_TYPE AGC_mix_coeff_=0.5);
00047 
00048     virtual ~AGCParam();
00049 };
00050 
00051 #endif // AGCPARAMS_H_
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