Files
yaze/src/app/core/common.h
2024-12-31 21:00:27 -05:00

272 lines
7.6 KiB
C++

#ifndef YAZE_CORE_COMMON_H
#define YAZE_CORE_COMMON_H
#include <cstdint>
#include <fstream>
#include <iostream>
#include <memory>
#include <string>
#include "absl/container/flat_hash_map.h"
#include "absl/status/statusor.h"
#include "absl/strings/str_format.h"
namespace yaze {
/**
* @namespace yaze::core
* @brief Core application logic and utilities.
*/
namespace core {
struct HexStringParams {
enum class Prefix { kNone, kDollar, kHash, k0x } prefix = Prefix::kDollar;
bool uppercase = true;
};
std::string HexByte(uint8_t byte, HexStringParams params = {});
std::string HexWord(uint16_t word, HexStringParams params = {});
std::string HexLong(uint32_t dword, HexStringParams params = {});
std::string HexLongLong(uint64_t qword, HexStringParams params = {});
bool StringReplace(std::string &str, const std::string &from,
const std::string &to);
/**
* @class ExperimentFlags
* @brief A class to manage experimental feature flags.
*/
class ExperimentFlags {
public:
struct Flags {
// Log instructions to the GUI debugger.
bool kLogInstructions = true;
// Flag to enable the saving of all palettes to the Rom.
bool kSaveAllPalettes = false;
// Flag to enable the saving of gfx groups to the rom.
bool kSaveGfxGroups = false;
// Flag to enable the change queue, which could have any anonymous
// save routine for the Rom. In practice, just the overworld tilemap
// and tile32 save.
bool kSaveWithChangeQueue = false;
// Attempt to run the dungeon room draw routine when opening a room.
bool kDrawDungeonRoomGraphics = true;
// Use the new platform specific file dialog wrappers.
bool kNewFileDialogWrapper = true;
// Uses texture streaming from SDL for my dynamic updates.
bool kLoadTexturesAsStreaming = true;
// Save dungeon map edits to the Rom.
bool kSaveDungeonMaps = false;
// Save graphics sheet to the Rom.
bool kSaveGraphicsSheet = false;
// Log to the console.
bool kLogToConsole = false;
// Overworld flags
struct Overworld {
// Load and render overworld sprites to the screen. Unstable.
bool kDrawOverworldSprites = false;
// Save overworld map edits to the Rom.
bool kSaveOverworldMaps = true;
// Save overworld entrances to the Rom.
bool kSaveOverworldEntrances = true;
// Save overworld exits to the Rom.
bool kSaveOverworldExits = true;
// Save overworld items to the Rom.
bool kSaveOverworldItems = true;
// Save overworld properties to the Rom.
bool kSaveOverworldProperties = true;
// Load custom overworld data from the ROM and enable UI.
bool kLoadCustomOverworld = false;
} overworld;
};
static Flags &get() {
static Flags instance;
return instance;
}
std::string Serialize() const {
std::string result;
result +=
"kLogInstructions: " + std::to_string(get().kLogInstructions) + "\n";
result +=
"kSaveAllPalettes: " + std::to_string(get().kSaveAllPalettes) + "\n";
result += "kSaveGfxGroups: " + std::to_string(get().kSaveGfxGroups) + "\n";
result +=
"kSaveWithChangeQueue: " + std::to_string(get().kSaveWithChangeQueue) +
"\n";
result += "kDrawDungeonRoomGraphics: " +
std::to_string(get().kDrawDungeonRoomGraphics) + "\n";
result += "kNewFileDialogWrapper: " +
std::to_string(get().kNewFileDialogWrapper) + "\n";
result += "kLoadTexturesAsStreaming: " +
std::to_string(get().kLoadTexturesAsStreaming) + "\n";
result +=
"kSaveDungeonMaps: " + std::to_string(get().kSaveDungeonMaps) + "\n";
result += "kLogToConsole: " + std::to_string(get().kLogToConsole) + "\n";
result += "kDrawOverworldSprites: " +
std::to_string(get().overworld.kDrawOverworldSprites) + "\n";
result += "kSaveOverworldMaps: " +
std::to_string(get().overworld.kSaveOverworldMaps) + "\n";
result += "kSaveOverworldEntrances: " +
std::to_string(get().overworld.kSaveOverworldEntrances) + "\n";
result += "kSaveOverworldExits: " +
std::to_string(get().overworld.kSaveOverworldExits) + "\n";
result += "kSaveOverworldItems: " +
std::to_string(get().overworld.kSaveOverworldItems) + "\n";
result += "kSaveOverworldProperties: " +
std::to_string(get().overworld.kSaveOverworldProperties) + "\n";
return result;
}
};
/**
* @class NotifyValue
* @brief A class to manage a value that can be modified and notify when it
* changes.
*/
template <typename T>
class NotifyValue {
public:
NotifyValue() : value_(), modified_(false), temp_value_() {}
NotifyValue(const T &value)
: value_(value), modified_(false), temp_value_() {}
void set(const T &value) {
value_ = value;
modified_ = true;
}
const T &get() {
modified_ = false;
return value_;
}
T &mutable_get() {
modified_ = false;
temp_value_ = value_;
return temp_value_;
}
void apply_changes() {
if (temp_value_ != value_) {
value_ = temp_value_;
modified_ = true;
}
}
void operator=(const T &value) { set(value); }
operator T() { return get(); }
bool modified() const { return modified_; }
private:
T value_;
bool modified_;
T temp_value_;
};
static bool log_to_console = false;
static const std::string kLogFileOut = "yaze_log.txt";
template <typename... Args>
static void logf(const absl::FormatSpec<Args...> &format, const Args &...args) {
std::string message = absl::StrFormat(format, args...);
if (log_to_console) {
std::cout << message << std::endl;
}
static std::ofstream fout(kLogFileOut, std::ios::out | std::ios::app);
fout << message << std::endl;
}
constexpr uint32_t kFastRomRegion = 0x808000;
inline uint32_t SnesToPc(uint32_t addr) noexcept {
if (addr >= kFastRomRegion) {
addr -= kFastRomRegion;
}
uint32_t temp = (addr & 0x7FFF) + ((addr / 2) & 0xFF8000);
return (temp + 0x0);
}
inline uint32_t PcToSnes(uint32_t addr) {
uint8_t *b = reinterpret_cast<uint8_t *>(&addr);
b[2] = static_cast<uint8_t>(b[2] * 2);
if (b[1] >= 0x80) {
b[2] += 1;
} else {
b[1] += 0x80;
}
return addr;
}
inline int AddressFromBytes(uint8_t bank, uint8_t high, uint8_t low) noexcept {
return (bank << 16) | (high << 8) | low;
}
inline uint32_t MapBankToWordAddress(uint8_t bank, uint16_t addr) noexcept {
uint32_t result = 0;
result = (bank << 16) | addr;
return result;
}
uint32_t Get24LocalFromPC(uint8_t *data, int addr, bool pc = true);
/**
* @brief Store little endian 16-bit value using a byte pointer, offset by an
* index before dereferencing
*/
void stle16b_i(uint8_t *const p_arr, size_t const p_index,
uint16_t const p_val);
void stle16b(uint8_t *const p_arr, uint16_t const p_val);
/**
* @brief Load little endian halfword (16-bit) dereferenced from an arrays of
* bytes. This version provides an index that will be multiplied by 2 and added
* to the base address.
*/
uint16_t ldle16b_i(uint8_t const *const p_arr, size_t const p_index);
// Load little endian halfword (16-bit) dereferenced from
uint16_t ldle16b(uint8_t const *const p_arr);
struct FolderItem {
std::string name;
std::vector<FolderItem> subfolders;
std::vector<std::string> files;
};
typedef struct FolderItem FolderItem;
void CreateBpsPatch(const std::vector<uint8_t> &source,
const std::vector<uint8_t> &target,
std::vector<uint8_t> &patch);
void ApplyBpsPatch(const std::vector<uint8_t> &source,
const std::vector<uint8_t> &patch,
std::vector<uint8_t> &target);
} // namespace core
} // namespace yaze
#endif