EarthGravitationalModel1996Grid.h

#pragma once
 
#include <CesiumGeospatial/Library.h>
 
#include <cstdint>
#include <optional>
#include <span>
#include <string>
#include <vector>
 
namespace CesiumGeospatial {
 
class Cartographic;

class CESIUMGEOSPATIAL_API EarthGravitationalModel1996Grid final {
public:
  static std::optional<EarthGravitationalModel1996Grid>
  fromBuffer(const std::span<const std::byte>& buffer);

  double sampleHeight(const Cartographic& position) const;
 
private:
  EarthGravitationalModel1996Grid(std::vector<int16_t>&& gridValues);

  double getHeightForIndices(size_t vertical, size_t horizontal) const;
 
  std::vector<int16_t> _gridValues;
};
 
} // namespace CesiumGeospatial