FilterModelConfig.h
/*
* This file is part of libsidplayfp, a SID player engine.
*
* Copyright 2011-2014 Leandro Nini <drfiemost@users.sourceforge.net>
* Copyright 2007-2010 Antti Lankila
* Copyright 2004,2010 Dag Lem
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef FILTERMODELCONFIG_H
#define FILTERMODELCONFIG_H
#include <memory>
#include "Spline.h"
namespace reSIDfp
{
class Integrator;
class FilterModelConfig
{
private:
static const unsigned int OPAMP_SIZE = 33;
static const unsigned int DAC_BITS = 11;
private:
static std::auto_ptr<FilterModelConfig> instance;
// This allows access to the private constructor
friend class std::auto_ptr<FilterModelConfig>;
static const Spline::Point opamp_voltage[OPAMP_SIZE];
const double voice_voltage_range;
const double voice_DC_voltage;
const double C;
const double Vdd;
const double Vth;
const double Ut;
const double k;
const double uCox;
const double WL_vcr;
const double WL_snake;
const double kVddt;
const double dac_zero;
const double dac_scale;
// Derived stuff
const double vmin, vmax;
const double denorm, norm;
const double N16;
unsigned short* mixer[8];
unsigned short* summer[5];
unsigned short* gain[16];
double dac[DAC_BITS];
unsigned short vcr_kVg[1 << 16];
unsigned short vcr_n_Ids_term[1 << 16];
unsigned short opamp_rev[1 << 16];
private:
double getDacZero(double adjustment) const { return dac_zero - (adjustment - 0.5) * 2.; }
FilterModelConfig();
~FilterModelConfig();
public:
static FilterModelConfig* getInstance();
int getVoiceScaleS14() const { return static_cast<int>((norm * ((1 << 14) - 1)) * voice_voltage_range); }
int getVoiceDC() const { return static_cast<int>(N16 * (voice_DC_voltage - vmin)); }
unsigned short** getGain() { return gain; }
unsigned short** getSummer() { return summer; }
unsigned short** getMixer() { return mixer; }
unsigned short* getDAC(double adjustment) const;
std::auto_ptr<Integrator> buildIntegrator();
};
} // namespace reSIDfp
#endif
reSIDfp::FilterModelConfig
Definition: FilterModelConfig.h:38
reSIDfp::FilterModelConfig::getVoiceScaleS14
int getVoiceScaleS14() const
Definition: FilterModelConfig.h:114
reSIDfp::FilterModelConfig::getVoiceDC
int getVoiceDC() const
Definition: FilterModelConfig.h:119
reSIDfp::Spline::Point
Definition: Spline.h:37
reSIDfp::FilterModelConfig::getDAC
unsigned short * getDAC(double adjustment) const
Definition: FilterModelConfig.cpp:286
reSIDfp::FilterModelConfig::buildIntegrator
std::auto_ptr< Integrator > buildIntegrator()
Definition: FilterModelConfig.cpp:312