WorldValueResidual.cpp

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#include "ModelFitting/Engine/WorldValueResidual.h"
 
namespace ModelFitting {
 
WorldValueResidual::~WorldValueResidual() {
  m_parameter->removeObserver(m_observer_id);
}
 
static double computeResidual(double current, double expected, double weight) {
  return weight * (current - expected);
}
 
WorldValueResidual::WorldValueResidual(std::shared_ptr<BasicParameter> parameter,
                                       double expected_value, double weight)
        : m_parameter(parameter), m_residual{computeResidual(parameter->getValue(), expected_value, weight)} {
    m_observer_id = parameter->addObserver(
      [this, expected_value, weight](double new_value){
        m_residual = computeResidual(new_value, expected_value, weight);
      }
  );
}
 
std::size_t WorldValueResidual::numberOfResiduals() const {
  return 1;
}
  
void WorldValueResidual::populateResidualBlock(IterType output_iter) {
  *output_iter = m_residual;
}
 
} // end of namespace ModelFitting