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build3/apps/probability/calculation/left_integral_calculation.cpp 1.38 KB
6663b6c9   adorian   projet complet av...
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  #include "left_integral_calculation.h"
  #include <assert.h>
  #include <ion.h>
  #include <cmath>
  
  namespace Probability {
  
  LeftIntegralCalculation::LeftIntegralCalculation() :
    Calculation(),
    m_upperBound(0.0),
    m_result(0.0)
  {
    compute(0);
  }
  
  Calculation::Type LeftIntegralCalculation::type() {
    return Type::LeftIntegral;
  }
  
  int LeftIntegralCalculation::numberOfParameters() {
    return 2;
  }
  
  I18n::Message LeftIntegralCalculation::legendForParameterAtIndex(int index) {
    assert(index >= 0 && index < 2);
    if (index == 0) {
      return I18n::Message::LeftIntegralFirstLegend;
    }
    return I18n::Message::LeftIntegralSecondLegend;
  }
  
  void LeftIntegralCalculation::setParameterAtIndex(double f, int index) {
    assert(index >= 0 && index < 2);
    if (index == 0) {
      m_upperBound = f;
    }
    if (index == 1) {
      m_result = f;
    }
    compute(index);
  }
  
  double LeftIntegralCalculation::parameterAtIndex(int index) {
    assert(index >= 0 && index < 2);
    if (index == 0) {
      return m_upperBound;
    }
    return m_result;
  }
  
  double LeftIntegralCalculation::upperBound() {
    return m_upperBound;
  }
  
  void LeftIntegralCalculation::compute(int indexKnownElement) {
    if (m_law == nullptr) {
      return;
    }
    if (indexKnownElement == 0) {
      m_result = m_law->cumulativeDistributiveFunctionAtAbscissa(m_upperBound);
    } else {
      m_upperBound = m_law->cumulativeDistributiveInverseForProbability(&m_result);
    }
  }
  
  }