OpenMS  3.0.0
CubicSpline2d.h
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34 
35 #pragma once
36 
37 #include <OpenMS/OpenMSConfig.h>
38 
39 #include <vector>
40 #include <map>
41 
42 namespace OpenMS
43 {
53  class OPENMS_DLLAPI CubicSpline2d
54  {
55 
56  std::vector<double> a_;
57  std::vector<double> b_;
58  std::vector<double> c_;
59  std::vector<double> d_;
60  std::vector<double> x_;
61 
62 public:
63 
74  CubicSpline2d(const std::vector<double>& x, const std::vector<double>& y);
75 
81  CubicSpline2d(const std::map<double, double>& m);
82 
88  double eval(double x) const;
89 
95  double derivative(double x) const;
96 
104  double derivatives(double x, unsigned order) const;
105 
106 private:
107 
114  void init_(const std::vector<double>& x, const std::vector<double>& y);
115 
116  };
117 
118 }
119 
OpenMS::CubicSpline2d
cubic spline interpolation as described in R.L. Burden, J.D. Faires, Numerical Analysis,...
Definition: CubicSpline2d.h:53
OpenMS::CubicSpline2d::d_
std::vector< double > d_
cubic spline coefficients
Definition: CubicSpline2d.h:59
OpenMS::CubicSpline2d::x_
std::vector< double > x_
knots
Definition: CubicSpline2d.h:60
OpenMS::CubicSpline2d::b_
std::vector< double > b_
linear spline coefficients
Definition: CubicSpline2d.h:57
OpenMS::CubicSpline2d::a_
std::vector< double > a_
constant spline coefficients
Definition: CubicSpline2d.h:56
OpenMS::CubicSpline2d::c_
std::vector< double > c_
quadratic spline coefficients
Definition: CubicSpline2d.h:58
OpenMS
Main OpenMS namespace.
Definition: FeatureDeconvolution.h:47