/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         https://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef itkGaussianExponentialDiffeomorphicTransformParametersAdaptor_hxx
#define itkGaussianExponentialDiffeomorphicTransformParametersAdaptor_hxx

#include "itkMath.h"

namespace itk
{

template <typename TTransform>
GaussianExponentialDiffeomorphicTransformParametersAdaptor<
  TTransform>::GaussianExponentialDiffeomorphicTransformParametersAdaptor()
  : m_GaussianSmoothingVarianceForTheConstantVelocityField(0.5)
  , m_GaussianSmoothingVarianceForTheUpdateField(1.75)
{}

template <typename TTransform>
void
GaussianExponentialDiffeomorphicTransformParametersAdaptor<
  TTransform>::SetGaussianSmoothingVarianceForTheConstantVelocityField(ScalarType variance)
{
  this->m_GaussianSmoothingVarianceForTheConstantVelocityFieldSetTime = this->GetMTime();
  if (Math::NotExactlyEquals(this->m_GaussianSmoothingVarianceForTheConstantVelocityField, variance))
  {
    itkDebugMacro("Setting GaussianSmoothingVarianceForTheConstantVelocityField to " << variance);
    this->m_GaussianSmoothingVarianceForTheConstantVelocityField = variance;
    this->Modified();
  }
}

template <typename TTransform>
void
GaussianExponentialDiffeomorphicTransformParametersAdaptor<TTransform>::SetGaussianSmoothingVarianceForTheUpdateField(
  ScalarType variance)
{
  this->m_GaussianSmoothingVarianceForTheUpdateFieldSetTime = this->GetMTime();
  if (Math::NotExactlyEquals(this->m_GaussianSmoothingVarianceForTheUpdateField, variance))
  {
    itkDebugMacro("Setting GaussianSmoothingVarianceForTheUpdateField to " << variance);
    this->m_GaussianSmoothingVarianceForTheUpdateField = variance;
    this->Modified();
  }
}

template <typename TTransform>
void
GaussianExponentialDiffeomorphicTransformParametersAdaptor<TTransform>::AdaptTransformParameters()
{
  Superclass::AdaptTransformParameters();

  if (this->m_GaussianSmoothingVarianceForTheConstantVelocityFieldSetTime > 0)
  {
    this->m_Transform->SetGaussianSmoothingVarianceForTheConstantVelocityField(
      this->m_GaussianSmoothingVarianceForTheConstantVelocityField);
  }
  if (this->m_GaussianSmoothingVarianceForTheUpdateFieldSetTime > 0)
  {
    this->m_Transform->SetGaussianSmoothingVarianceForTheUpdateField(
      this->m_GaussianSmoothingVarianceForTheUpdateField);
  }
}

template <typename TTransform>
void
GaussianExponentialDiffeomorphicTransformParametersAdaptor<TTransform>::PrintSelf(std::ostream & os,
                                                                                  Indent         indent) const
{
  Superclass::PrintSelf(os, indent);

  os << indent << "GaussianSmoothingVarianceForTheConstantVelocityField: "
     << static_cast<typename NumericTraits<ScalarType>::PrintType>(
          m_GaussianSmoothingVarianceForTheConstantVelocityField)
     << std::endl;
  os << indent << "GaussianSmoothingVarianceForTheUpdateField: "
     << static_cast<typename NumericTraits<ScalarType>::PrintType>(m_GaussianSmoothingVarianceForTheUpdateField)
     << std::endl;
  os << indent << "GaussianSmoothingVarianceForTheConstantVelocityFieldSetTime: "
     << static_cast<NumericTraits<ModifiedTimeType>::PrintType>(
          m_GaussianSmoothingVarianceForTheConstantVelocityFieldSetTime)
     << std::endl;
  os << indent << "GaussianSmoothingVarianceForTheUpdateFieldSetTime: "
     << static_cast<NumericTraits<ModifiedTimeType>::PrintType>(m_GaussianSmoothingVarianceForTheUpdateFieldSetTime)
     << std::endl;
}

} // namespace itk

#endif
