cache_data.hpp

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#ifndef CACHE_DATA_HPP
#define CACHE_DATA_HPP 1

#include "../../misc/cached_lazy_list.hpp"
#include "../../tessellation/tessellation.hpp"
#include "physical_geometry.hpp"

class CacheData
{
private:
        class CMCalculator : public LazyList<Vector2D>
        {
        public:

                CMCalculator(const Tessellation& tess,
                        const PhysicalGeometry& pg);

                size_t size(void) const;

                Vector2D operator[](const size_t i) const;

        private:
                const Tessellation& tess_;
                const PhysicalGeometry& pg_;
        };

  class VolumeCalculator: public LazyList<double>
  {
  public:

    VolumeCalculator(const Tessellation& tess,
                     const PhysicalGeometry& pg);

    size_t size(void) const;

    double operator[](const size_t i) const;

  private:
    const Tessellation& tess_;
    const PhysicalGeometry& pg_;
  };

  class AreaCalculator: public LazyList<double>
  {
  public:

    AreaCalculator(const Tessellation& tess,
                   const PhysicalGeometry& pg);

    size_t size(void) const;

    double operator[](const size_t i) const;

  private:
    const Tessellation& tess_;
    const PhysicalGeometry& pg_;
  };

  const VolumeCalculator volume_func_;
  const AreaCalculator area_func_;
  const CMCalculator cm_func_;
public:

  CacheData(const Tessellation& tess,
            const PhysicalGeometry& pg);

  void reset(void) const;

  const CachedLazyList<double> volumes;

  const CachedLazyList<double> areas;

  const CachedLazyList<Vector2D> CMs;
};

#endif // CACHE_DATA_HPP