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105 lines
2.6 KiB
C++
105 lines
2.6 KiB
C++
#include "distributionPlusCategory.h"
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distributionPlusCategory::distributionPlusCategory(const distribution* pBaseDist, MDOUBLE baseDistProb,MDOUBLE categoryVal,MDOUBLE globalRate)
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:
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_globalRate(globalRate),
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_categoryVal(categoryVal),
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_baseDistProb(baseDistProb)
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{
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if (pBaseDist!= NULL)
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_pBaseDist = pBaseDist->clone();
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if ((baseDistProb < 0.0) || (baseDistProb>1.0) ) {
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errorMsg::reportError("illegal baseDistProb in distributionPlusCategory::distributionPlusCategory");
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}
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}
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distributionPlusCategory::distributionPlusCategory()
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:
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_globalRate(1.0),
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_pBaseDist(NULL),
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_categoryVal(1.0),
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_baseDistProb(0.0)
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{
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}
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distributionPlusCategory::distributionPlusCategory(const distributionPlusCategory& other)
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{
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(*this) = other;
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}
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distributionPlusCategory& distributionPlusCategory::operator=(const distributionPlusCategory &other)
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{
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if (this != &other)
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{
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_globalRate = other._globalRate;
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if (other._pBaseDist) {
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_pBaseDist = other._pBaseDist->clone();
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}
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else {
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_pBaseDist = NULL;
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}
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_categoryVal = other._categoryVal;
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_baseDistProb = other._baseDistProb;
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}
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return *this;
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}
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distributionPlusCategory::~distributionPlusCategory()
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{
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if (_pBaseDist)
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delete _pBaseDist;
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}
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const int distributionPlusCategory::categories() const
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{
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return _pBaseDist->categories()+1;
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}
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const MDOUBLE distributionPlusCategory::rates(const int category) const
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{
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if (category < _pBaseDist->categories())
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return _pBaseDist->rates(category);
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else
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return _categoryVal;
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}
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const MDOUBLE distributionPlusCategory::ratesProb(const int category) const
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{
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if (category < _pBaseDist->categories())
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return _pBaseDist->ratesProb(category) * _baseDistProb;
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else
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return (1-_baseDistProb); //category prob
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}
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//gets cumulative probability till a certain point
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const MDOUBLE distributionPlusCategory::getCumulativeProb(const MDOUBLE x) const
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{
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MDOUBLE res(0.0);
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if (x < 0)
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errorMsg::reportError("x < 0 in distributionPlusCategory::getCumulativeProb()");
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if (x > _categoryVal - EPSILON)
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res += 1-_baseDistProb;
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res += _baseDistProb * _pBaseDist->getCumulativeProb(x);
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return res;
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}
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void distributionPlusCategory::change_number_of_categories(int in_number_of_categories)
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{
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_pBaseDist->change_number_of_categories(in_number_of_categories);
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}
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void distributionPlusCategory::setBaseDistProb(MDOUBLE baseDistProb)
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{
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if ((baseDistProb < 0.0) || (baseDistProb > 1.0) ) {
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errorMsg::reportError("illegal baseDistProb in distributionPlusCategory::setBaseDistProb");
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}
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_baseDistProb = baseDistProb;
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}
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