Spline.h
/*
* This file is part of libsidplayfp, a SID player engine.
*
* Copyright 2011-2015 Leandro Nini <drfiemost@users.sourceforge.net>
* Copyright 2007-2010 Antti Lankila
*
* 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 SPLINE_H
#define SPLINE_H
#include <cstddef>
#include <vector>
namespace reSIDfp
{
class Spline
{
public:
using Point = struct
{
double x;
double y;
};
private:
using Param = struct
{
double x1;
double x2;
double a;
double b;
double c;
double d;
};
using ParamVector = std::vector<Param>;
private:
ParamVector params;
mutable ParamVector::const_pointer c;
public:
Spline(const std::vector<Point> &input);
Point evaluate(double x) const;
};
} // namespace reSIDfp
#endif
reSIDfp::Spline::evaluate
Point evaluate(double x) const
Definition Spline.cpp:91