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CubicSpline2d.h
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34 
35 #ifndef OPENMS_MATH_MISC_CUBICSPLINE2D_H
36 #define OPENMS_MATH_MISC_CUBICSPLINE2D_H
37 
38 #include <OpenMS/config.h>
39 
40 #include <vector>
41 #include <map>
42 
43 namespace OpenMS
44 {
50  class OPENMS_DLLAPI CubicSpline2d
51  {
52 
53  std::vector<double> a_; // constant spline coefficients
54  std::vector<double> b_; // linear spline coefficients
55  std::vector<double> c_; // quadratic spline coefficients
56  std::vector<double> d_; // cubic spline coefficients
57  std::vector<double> x_; // knots
58 
59 public:
60 
70  CubicSpline2d(const std::vector<double>& x, const std::vector<double>& y);
71 
77  CubicSpline2d(const std::map<double, double>& m);
78 
84  double eval(double x) const;
85 
93  double derivatives(double x, unsigned order) const;
94 
95 private:
96 
103  void init_(const std::vector<double>& x, const std::vector<double>& y);
104 
105  };
106 
107 }
108 
109 #endif /* OPENMS_MATH_MISC_CUBICSPLINE2D_H */
std::vector< double > a_
Definition: CubicSpline2d.h:53
std::vector< double > x_
Definition: CubicSpline2d.h:57
Main OpenMS namespace.
Definition: FeatureDeconvolution.h:47
std::vector< double > b_
Definition: CubicSpline2d.h:54
std::vector< double > c_
Definition: CubicSpline2d.h:55
std::vector< double > d_
Definition: CubicSpline2d.h:56
cubic spline interpolation as described in R.L. Burden, J.D. Faires, Numerical Analysis, 4th ed. PWS-Kent, 1989, ISBN 0-53491-585-X, pp. 126-131.
Definition: CubicSpline2d.h:50

OpenMS / TOPP release 2.0.0 Documentation generated on Fri May 29 2015 17:20:22 using doxygen 1.8.9.1