libsidplayfp 2.4.2
OpAmp.h
1/*
2 * This file is part of libsidplayfp, a SID player engine.
3 *
4 * Copyright 2011-2015 Leandro Nini <drfiemost@users.sourceforge.net>
5 * Copyright 2007-2010 Antti Lankila
6 * Copyright 2004,2010 Dag Lem
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
21 */
22
23#ifndef OPAMP_H
24#define OPAMP_H
25
26#include <memory>
27#include <vector>
28
29#include "Spline.h"
30
31#include "sidcxx11.h"
32
33namespace reSIDfp
34{
35
69class OpAmp
70{
71private:
73 mutable double x;
74
75 const double Vddt;
76 const double vmin;
77 const double vmax;
78
79 std::unique_ptr<Spline> const opamp;
80
81public:
89 OpAmp(const std::vector<Spline::Point> &opamp, double Vddt) :
90 x(0.),
91 Vddt(Vddt),
92 vmin(opamp.front().x),
93 vmax(opamp.back().x),
94 opamp(new Spline(opamp)) {}
95
96 void reset() const
97 {
98 x = vmin;
99 }
100
108 double solve(double n, double vi) const;
109};
110
111} // namespace reSIDfp
112
113#endif
Definition: OpAmp.h:70
OpAmp(const std::vector< Spline::Point > &opamp, double Vddt)
Definition: OpAmp.h:89
double solve(double n, double vi) const
Definition: OpAmp.cpp:33
Definition: Spline.h:39