MetricCalculatorFitnessFunction.cc

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// -*- mode:c++;tab-width:2;indent-tabs-mode:t;show-trailing-whitespace:t;rm-trailing-spaces:t -*-
// vi: set ts=2 noet:
//
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/// @file MetricCalculatorFitnessFunction.cc
/// @brief
/// @author Colin A. Smith

#include <protocols/multistate_design/MetricCalculatorFitnessFunction.hh>

#include <core/pose/Pose.hh>
#include <core/pose/metrics/CalculatorFactory.hh>
#include <basic/MetricValue.hh>

#include <utility/vector1.hh>


namespace protocols {
namespace multistate_design {

MetricCalculatorFitnessFunction::MetricCalculatorFitnessFunction(
  std::string const & calculator_name,
  std::string const & key
) :
  SingleStateFitnessFunction(),
  calculator_name_(calculator_name),
  key_(key)
{
  if ( ! core::pose::metrics::CalculatorFactory::Instance().check_calculator_exists( calculator_name_ ) ) {
    basic::Error() << "Tried to tie MetricCalculatorFitnessFunction to PoseMetricCalculator " <<
      calculator_name_ << " but this calculator does not exist." << std::endl;
    utility_exit();
  }
}

core::Real
MetricCalculatorFitnessFunction::evaluate(
  core::pose::Pose const & pose
) const
{
  basic::MetricValue<core::Real> fitness_value;
  pose.metric(calculator_name_, key_, fitness_value);

  return fitness_value.value();
}

} // namespace multistate_design
} // namespace protocols