MemoryBus.hpp

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//
// Created by anonymus-raccoon on 1/23/20.
//
 
#pragma once
 
#include "AMemory.hpp"
#include "RectangleShadow.hpp"
#include "MemoryShadow.hpp"
#include "IMemoryBus.hpp"
#include <cstdint>
#include <memory>
#include <vector>
 
namespace ComSquare
{
    class SNES;
 
    namespace Memory
    {
        class MemoryBus : public IMemoryBus
        {
        private:
            std::vector<std::reference_wrapper<IMemory>> _memoryAccessors;
 
            std::vector<MemoryShadow> _shadows = {};
            std::vector<RectangleShadow> _rectangleShadows = {};
 
            void _mirrorComponents(SNES &console, unsigned i);
        protected:
            uint8_t _openBus = 0;
        public:
            MemoryBus() = default;
            MemoryBus(const MemoryBus &) = default;
            MemoryBus &operator=(const MemoryBus &) = default;
            ~MemoryBus() override = default;
 
            uint8_t read(uint24_t addr) override;
 
            std::optional<uint8_t> peek(uint24_t addr) override;
 
            uint8_t peek_v(uint24_t addr) override;
 
            void write(uint24_t addr, uint8_t data) override;
 
            void mapComponents(SNES &console);
 
            IMemory *getAccessor(uint24_t addr) override;
        };
    }
}