commonMemory.hpp

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#pragma once
 
#include <cassert>
#include "../patchGeneration/robin_hood.h"
#include "uvgvpcc/uvgvpcc.hpp"
#include "constants.hpp"
 
namespace uvgvpcc_enc {
 
struct Patch;
 
class CommonMemory {
    
    public:
    static CommonMemory& get();  // lf: leaky singleton
    
    robin_hood::unordered_map<size_t,std::unique_ptr<std::array<std::vector<Patch>, MAX_GOF_SIZE>>> mapFramePatches;
    
    robin_hood::unordered_map<size_t,std::unique_ptr<std::array<std::vector<uint8_t>, MAX_GOF_SIZE>>> mapFrameOccupancyMaps;
    robin_hood::unordered_map<size_t,std::unique_ptr<std::array<std::vector<uint8_t>, MAX_GOF_SIZE>>> mapFrameOccupancyMapsDS;
    robin_hood::unordered_map<size_t,std::unique_ptr<std::array<std::vector<uint8_t>, MAX_GOF_SIZE>>> mapFrameGeometryMapsL1;
    robin_hood::unordered_map<size_t,std::unique_ptr<std::array<std::vector<uint8_t>, MAX_GOF_SIZE>>> mapFrameGeometryMapsL2;
    robin_hood::unordered_map<size_t,std::unique_ptr<std::array<std::vector<uint8_t>, MAX_GOF_SIZE>>> mapFrameAttributeMapsL1;
    robin_hood::unordered_map<size_t,std::unique_ptr<std::array<std::vector<uint8_t>, MAX_GOF_SIZE>>> mapFrameAttributeMapsL2;
 
 
    std::array<std::vector<Patch>,    MAX_GOF_SIZE>* getOrCreateFramePatches        (size_t gofId) { return getOrCreate(mapFramePatches,          gofId); }
    std::array<std::vector<uint8_t>,  MAX_GOF_SIZE>* getOrCreateFrameOccupancyMaps  (size_t gofId) { return getOrCreate(mapFrameOccupancyMaps,     gofId); }
    std::array<std::vector<uint8_t>,  MAX_GOF_SIZE>* getOrCreateFrameOccupancyMapsDS(size_t gofId) { return getOrCreate(mapFrameOccupancyMapsDS,   gofId); }
    std::array<std::vector<uint8_t>,  MAX_GOF_SIZE>* getOrCreateFrameGeometryMapsL1 (size_t gofId) { return getOrCreate(mapFrameGeometryMapsL1,    gofId); }
    std::array<std::vector<uint8_t>,  MAX_GOF_SIZE>* getOrCreateFrameGeometryMapsL2 (size_t gofId) { return getOrCreate(mapFrameGeometryMapsL2,    gofId); }
    std::array<std::vector<uint8_t>,  MAX_GOF_SIZE>* getOrCreateFrameAttributeMapsL1(size_t gofId) { return getOrCreate(mapFrameAttributeMapsL1,   gofId); }
    std::array<std::vector<uint8_t>,  MAX_GOF_SIZE>* getOrCreateFrameAttributeMapsL2(size_t gofId) { return getOrCreate(mapFrameAttributeMapsL2,   gofId); }
 
    void clearGofMaps(const size_t& gofId);
 
    private:
    std::mutex mapMutex;
 
    template<typename Map>
    typename Map::mapped_type::element_type* getOrCreate(Map& map, size_t gofId) {
        std::lock_guard<std::mutex> lock(mapMutex);
        auto& ptr = map[gofId];
        if (!ptr) {
            ptr = std::make_unique<typename Map::mapped_type::element_type>();
        }
        return ptr.get();
    }
 
};
 
 
 
 
}  // namespace uvgvpcc_enc