From 5959349f341a2380c0c3f41ec40a1e8e0d969d00 Mon Sep 17 00:00:00 2001 From: Hannes Schulze Date: Wed, 29 Jan 2025 14:49:20 +0100 Subject: refactor: move emulation logic into sys --- lib/nes/ref/mapper.hh | 64 --------------------------------------------------- 1 file changed, 64 deletions(-) delete mode 100644 lib/nes/ref/mapper.hh (limited to 'lib/nes/ref/mapper.hh') diff --git a/lib/nes/ref/mapper.hh b/lib/nes/ref/mapper.hh deleted file mode 100644 index 671e1d4..0000000 --- a/lib/nes/ref/mapper.hh +++ /dev/null @@ -1,64 +0,0 @@ -#pragma once - -#include "nes/util/address.hh" - -namespace nes::ref -{ - class cartridge; - - class mapper - { - using read_cpu_func = std::uint8_t(mapper::*)(address); - using write_cpu_func = void(mapper::*)(address, std::uint8_t); - using read_ppu_func = std::uint8_t(mapper::*)(address, std::uint8_t const* vram); - using write_ppu_func = void(mapper::*)(address, std::uint8_t* vram, std::uint8_t); - - cartridge& cartridge_; - read_cpu_func read_cpu_; - write_cpu_func write_cpu_; - read_ppu_func read_ppu_; - write_ppu_func write_ppu_; - - public: - static auto select(cartridge&) -> mapper; - - mapper(mapper const&) = delete; - mapper(mapper&&) = delete; - auto operator=(mapper const&) -> mapper& = delete; - auto operator=(mapper&&) -> mapper& = delete; - - auto read_cpu(address const addr) -> std::uint8_t - { - return (this->*read_cpu_)(addr); - } - - auto write_cpu(address const addr, std::uint8_t const value) -> void - { - (this->*write_cpu_)(addr, value); - } - - auto read_ppu(address const addr, std::uint8_t const* vram) -> std::uint8_t - { - return (this->*read_ppu_)(addr, vram); - } - - auto write_ppu(address const addr, std::uint8_t* vram, std::uint8_t const value) -> void - { - (this->*write_ppu_)(addr, vram, value); - } - - private: - explicit mapper( - cartridge& cartridge, - read_cpu_func read_cpu, write_cpu_func write_cpu, - read_ppu_func read_ppu, write_ppu_func write_ppu); - - // Implementations - - auto nrom_read_cpu(address) -> std::uint8_t; - auto nrom_write_cpu(address, std::uint8_t) -> void; - auto nrom_read_ppu(address, std::uint8_t const* vram) -> std::uint8_t; - auto nrom_write_ppu(address, std::uint8_t* vram, std::uint8_t) -> void; - auto nrom_mirrored_vram_address(address) const -> unsigned; - }; -} // namespace nes::ref \ No newline at end of file -- cgit v1.3.1