mirror of
https://github.com/wheremyfoodat/Panda3DS.git
synced 2025-04-07 22:55:40 +12:00
2e5bc0cb14
We loads keys from AppData/Alber/sysdata/aes_keys.txt. NOTE: We do differ from other emulators by not hardcoding the generator key, it's the user responsibility to provide it in aes_keys.txt.
80 lines
No EOL
2.3 KiB
C++
80 lines
No EOL
2.3 KiB
C++
#pragma once
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#include <filesystem>
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#include <fstream>
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#include <SDL.h>
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#include <glad/gl.h>
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#include "cpu.hpp"
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#include "crypto/aes_engine.hpp"
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#include "io_file.hpp"
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#include "memory.hpp"
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#include "opengl.hpp"
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#include "PICA/gpu.hpp"
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enum class ROMType {
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None, ELF, NCSD
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};
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class Emulator {
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CPU cpu;
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GPU gpu;
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Memory memory;
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Kernel kernel;
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Crypto::AESEngine aesEngine;
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SDL_Window* window;
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SDL_GLContext glContext;
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static constexpr u32 width = 400;
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static constexpr u32 height = 240 * 2; // * 2 because 2 screens
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ROMType romType = ROMType::None;
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bool running = true;
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// Keep the handle for the ROM here to reload when necessary and to prevent deleting it
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// This is currently only used for ELFs, NCSDs use the IOFile API instead
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std::ifstream loadedELF;
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NCSD loadedNCSD;
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public:
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Emulator() : kernel(cpu, memory, gpu), cpu(memory, kernel), gpu(memory), memory(cpu.getTicksRef()) {
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if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTS) < 0) {
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Helpers::panic("Failed to initialize SDL2");
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}
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// Request OpenGL 4.1 Core (Max available on MacOS)
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// MacOS gets mad if we don't explicitly demand a core profile
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 4);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 1);
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window = SDL_CreateWindow("Alber", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, width, height, SDL_WINDOW_OPENGL);
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if (window == nullptr) {
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Helpers::panic("Window creation failed: %s", SDL_GetError());
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}
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glContext = SDL_GL_CreateContext(window);
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if (glContext == nullptr) {
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Helpers::panic("OpenGL context creation failed: %s", SDL_GetError());
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}
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if(!gladLoadGL(reinterpret_cast<GLADloadfunc>(SDL_GL_GetProcAddress))) {
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Helpers::panic("OpenGL init failed: %s", SDL_GetError());
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}
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reset();
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}
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void step();
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void render();
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void reset();
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void run();
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void runFrame();
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bool loadROM(const std::filesystem::path& path);
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bool loadNCSD(const std::filesystem::path& path);
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bool loadELF(const std::filesystem::path& path);
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bool loadELF(std::ifstream& file);
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void initGraphicsContext() { gpu.initGraphicsContext(); }
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}; |