CSGTransformationHelper.h

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//* This file is part of the MOOSE framework
//* https://www.mooseframework.org
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html

#pragma once

#include "MooseTypes.h"
#include "MooseEnum.h"

namespace CSG
{

enum class TransformationType
{
  TRANSLATION = 0, // Translation in x, y, z directions
  ROTATION = 1,    // Rotation in the form of euler angles (phi, theta, psi)
  SCALE = 2        // Scaling in x, y, z directions
};

static const MooseEnum transformation_type_enum{"TRANSLATION=0 ROTATION=1 SCALE=2"};

class CSGTransformationHelper
{
public:
  CSGTransformationHelper() = default;

  const std::vector<std::pair<TransformationType, std::tuple<Real, Real, Real>>> &
  getTransformations() const
  {
    return _transformations;
  }

  static bool isValidTransformationValue(TransformationType type,
                                         const std::tuple<Real, Real, Real> & values);

  static std::string getTransformationTypeString(TransformationType type);

  std::vector<std::pair<std::string, std::tuple<Real, Real, Real>>>
  getTransformationsAsStrings() const;

protected:
  void addTransformation(TransformationType type, const std::tuple<Real, Real, Real> & values);

  Point applyReverseTransformsToPoint(Point p) const;

  std::vector<std::pair<TransformationType, std::tuple<Real, Real, Real>>> _transformations;

  // CSGBase needs to be a friend to access addTransformation
  friend class CSGBase;

#ifdef MOOSE_UNIT_TEST
  FRIEND_TEST(CSGSurfaceTest, testHalfspaceWithTransform);
  FRIEND_TEST(CSGSurfaceTest, testHalfspaceWithNullTransform);
#endif
};

} // namespace CSG