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#pragma once
#include <filesystem>
#include <glm/glm.hpp>
#include <span>
#include <utility>
#include <vector>
class GeoData {
public:
struct Node {
float height {-1.5F};
};
using Limits = std::pair<glm::ivec2, glm::ivec2>;
GeoData() = default;
explicit GeoData(Limits limit, float scale = 10.F);
void generateRandom();
void loadFromImages(const std::filesystem::path &, float scale);
[[nodiscard]] unsigned int at(glm::ivec2) const;
[[nodiscard]] unsigned int at(int x, int y) const;
[[nodiscard]] Limits getLimit() const;
[[nodiscard]] glm::uvec2 getSize() const;
[[nodiscard]] float getScale() const;
[[nodiscard]] std::span<const Node> getNodes() const;
protected:
Limits limit {}; // Base grid limits first(x,y) -> second(x,y)
glm::uvec2 size {};
float scale {1};
std::vector<Node> nodes;
};
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