ParamsConfig.cpp

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//Copyright (c) 2012, University of Cambridge
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#include "ParamsConfig.h"
#include "MertCommon.h"

void ParamsConfig::Initialize (const PARAMS& params_min,
                               const PARAMS& params_max) {
  m_params_min = params_min;
  m_params_max = params_max;
  if (m_params_min.empty() || m_params_max.empty() ) {
    return;
  } else if (m_params_min.size() != m_params_min.size() ) {
    throw std::invalid_argument ("invalid minimum and maximum parameters");
  }
  for (int k = 0; k < params_min.size(); ++k) {
    if (m_params_min[k] > m_params_max[k]) {
      throw std::invalid_argument ("invalid minimum and maximum parameters");
    }
  }
}

bool ParamsConfig::check_in_range (const unsigned int k,
                                   const double gamma) const {
  if (!m_params_max.empty() && (fabs (gamma) >= m_params_max[k]) ) {
    tracer
        << "    parameters not updated: gamma < minimum parameter value of "
        << m_params_max[k] << '\n';
    return false;
  }
  if (!m_params_min.empty() && (fabs (gamma) <= m_params_min[k]) ) {
    tracer
        << "    parameters not updated: gamma > maximum parameter value of "
        << m_params_min[k] << '\n';
    return false;
  }
  return true;
}