PcgMeshLodBackup.h

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#pragma once
 
#include "common/Result.h"
 
#include <cstdint>
#include <memory>
 
namespace eve::graphics { class Renderable3D; }
 
namespace eve::procgen {
 
class EVENGINE_API_DOMAINS PcgMeshLodBackup {
public:
    PcgMeshLodBackup();
    ~PcgMeshLodBackup();
    PcgMeshLodBackup(const PcgMeshLodBackup&) = delete;
    PcgMeshLodBackup& operator=(const PcgMeshLodBackup&) = delete;
    PcgMeshLodBackup(PcgMeshLodBackup&&) noexcept;
    PcgMeshLodBackup& operator=(PcgMeshLodBackup&&) noexcept;
 
    [[nodiscard]] Result<void> capture(graphics::Renderable3D& renderable);
    [[nodiscard]] Result<void> restore(graphics::Renderable3D& renderable);
    void discard() noexcept;
    [[nodiscard]] bool isCaptured() const noexcept;
    [[nodiscard]] std::uint32_t getEntityId() const noexcept;
    [[nodiscard]] std::uint32_t getEntityGeneration() const noexcept;
 
private:
    struct Impl;
    std::unique_ptr<Impl> impl_;
};
 
}  // namespace eve::procgen