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#pragma once
#include <memory>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include "Generator.hpp"
#include "ChunkIndex.hpp"
namespace MC::World {
class World {
public:
World() : m_generator(), m_chunks(), m_visible_chunks() {}
struct ChunkData {
ChunkData(ChunkIndex index, std::shared_ptr<Chunk> chunk)
: index(index), chunk(std::move(chunk)), mesh() {}
ChunkIndex index;
std::shared_ptr<Chunk> chunk;
std::optional<GFX::BindableMesh> mesh;
};
std::vector<ChunkData> get_visible_chunks(Vector<3> position);
private:
std::unordered_set<ChunkIndex> get_visible_chunk_indices(Vector<3> position) const;
ChunkData& get_or_generate(ChunkIndex index);
uint8_t m_view_distance_radius = 6;
Generator m_generator;
std::unordered_map<ChunkIndex, ChunkData> m_chunks;
std::unordered_set<ChunkIndex> m_visible_chunks;
};
}
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