GenericDistribution.h

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// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#pragma once
 
// Local
#include "CVCoreLib.h"
#include "CVTypes.h"
 
// system
#include <vector>
 
namespace cloudViewer {
 
class GenericCloud;
 
 
class CV_CORE_LIB_API GenericDistribution {
public:
    GenericDistribution() : m_isValid(false) {}
 
    virtual ~GenericDistribution() = default;
 
    virtual const char* getName() const = 0;
 
 
    virtual bool isValid() const { return m_isValid; }
 
    using ScalarContainer = std::vector<ScalarType>;
 
 
    virtual bool computeParameters(const ScalarContainer& values) = 0;
 
 
    virtual double computeP(ScalarType x) const = 0;
 
 
    virtual double computePfromZero(ScalarType x) const = 0;
 
 
    virtual double computeP(ScalarType x1, ScalarType x2) const = 0;
 
 
    virtual double computeChi2Dist(const GenericCloud* Yk,
                                   unsigned numberOfClasses,
                                   int* histo = nullptr) = 0;
 
protected:
    void setValid(bool state) { m_isValid = state; }
 
    bool m_isValid;
};
 
}  // namespace cloudViewer