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Laura++  v3r4
A maximum likelihood fitting package for performing Dalitz-plot analysis.
Lau2DSplineDPPdf.hh
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1 
2 /*
3 Copyright 2014 University of Warwick
4 
5 Licensed under the Apache License, Version 2.0 (the "License");
6 you may not use this file except in compliance with the License.
7 You may obtain a copy of the License at
8 
9  http://www.apache.org/licenses/LICENSE-2.0
10 
11 Unless required by applicable law or agreed to in writing, software
12 distributed under the License is distributed on an "AS IS" BASIS,
13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 See the License for the specific language governing permissions and
15 limitations under the License.
16 */
17 
18 /*
19 Laura++ package authors:
20 John Back
21 Paul Harrison
22 Thomas Latham
23 */
24 
38 #ifndef LAU_2DSPLINE_DP_PDF
39 #define LAU_2DSPLINE_DP_PDF
40 
41 #include "Lau2DAbsHistDPPdf.hh"
42 
43 class TH2;
44 class Lau2DCubicSpline;
45 class LauKinematics;
46 class LauVetoes;
47 
49 
50  public:
52 
61  Lau2DSplineDPPdf(const TH2* hist, LauKinematics* kinematics, const LauVetoes* vetoes,
62  Bool_t fluctuateBins = kFALSE, Bool_t useUpperHalfOnly = kFALSE, Bool_t squareDP = kFALSE);
63 
65  virtual ~Lau2DSplineDPPdf();
66 
68 
71  Double_t getHistNorm() const {return norm_;}
72 
74 
79  Double_t interpolateXY(Double_t x, Double_t y) const;
80 
82 
87  Double_t interpolateXYNorm(Double_t x, Double_t y) const;
88 
89  protected:
91  void calcHistNorm();
92 
93  private:
95  Lau2DSplineDPPdf( const Lau2DSplineDPPdf& rhs );
96 
99 
101  Double_t maxHeight_;
102 
104  Double_t norm_;
105 
108 
109  ClassDef(Lau2DSplineDPPdf,0) // 2D Spline utility class for DP analyses
110 };
111 
112 #endif
Double_t interpolateXYNorm(Double_t x, Double_t y) const
Perform the interpolation and divide by the normalisation.
virtual ~Lau2DSplineDPPdf()
Destructor.
Lau2DCubicSpline * spline_
A 2D cubic spline generated from the histogram.
Class for defining a 2D cubic spline based on an input histogram.
Abstract base class for defining a variation across a 2D DP based on a histogram. ...
Double_t getHistNorm() const
Retrieve PDF normalisation.
Class for defining a 2D DP spline PDF.
void calcHistNorm()
Calculate the PDF normalisation.
File containing declaration of Lau2DAbsHistDPPdf class.
Lau2DSplineDPPdf & operator=(const Lau2DSplineDPPdf &rhs)
Copy assignment operator - not implemented.
Double_t maxHeight_
The maximum height of 2D histogram.
Class for calculating 3-body kinematic quantities.
Double_t interpolateXY(Double_t x, Double_t y) const
Perform the interpolation (unnormalised)
Double_t norm_
The histogram normalisation.
Class for defining vetoes within the Dalitz plot.
Definition: LauVetoes.hh:50
Lau2DSplineDPPdf(const TH2 *hist, LauKinematics *kinematics, const LauVetoes *vetoes, Bool_t fluctuateBins=kFALSE, Bool_t useUpperHalfOnly=kFALSE, Bool_t squareDP=kFALSE)
Constructor.