Mesen/Core/GameDatabase.cpp

300 lines
8.8 KiB
C++

#include "stdafx.h"
#include "RomData.h"
#include "MessageManager.h"
#include "../Utilities/CRC32.h"
#include "../Utilities/FolderUtilities.h"
#include "GameDatabase.h"
#include "EmulationSettings.h"
std::unordered_map<uint32_t, GameInfo> GameDatabase::_gameDatabase;
template<typename T>
T GameDatabase::ToInt(string value)
{
if(value.empty()) {
return 0;
}
return std::stoi(value);
}
vector<string> GameDatabase::split(const string &s, char delim)
{
vector<string> tokens;
std::stringstream ss(s);
std::string item;
while(std::getline(ss, item, delim)) {
tokens.push_back(item);
}
return tokens;
}
void GameDatabase::InitDatabase()
{
if(_gameDatabase.size() == 0) {
string dbPath = FolderUtilities::CombinePath(FolderUtilities::GetHomeFolder(), "MesenDB.txt");
ifstream db(dbPath, ios::in | ios::binary);
while(db.good()) {
string lineContent;
std::getline(db, lineContent);
if(lineContent.empty() || lineContent[0] == '#') {
continue;
}
vector<string> values = split(lineContent, ',');
if(values.size() >= 13) {
GameInfo gameInfo{
(uint32_t)std::stoll(values[0], nullptr, 16),
values[1],
values[2],
values[3],
values[4],
ToInt<uint8_t>(values[5]),
ToInt<uint32_t>(values[6]),
ToInt<uint32_t>(values[7]),
ToInt<uint32_t>(values[8]),
ToInt<uint32_t>(values[9]),
ToInt<uint32_t>(values[10]),
ToInt<uint32_t>(values[11]) == 0 ? false : true,
values[12],
values.size() > 13 ? values[13] : ""
};
if(!gameInfo.InputType.empty() && gameInfo.InputType[gameInfo.InputType.size() - 1] == '\r') {
gameInfo.InputType = gameInfo.InputType.substr(0, gameInfo.InputType.size() - 1);
}
_gameDatabase[gameInfo.Crc] = gameInfo;
}
}
MessageManager::Log();
MessageManager::Log("[DB] Initialized - " + std::to_string(_gameDatabase.size()) + " games in DB");
}
}
GameSystem GameDatabase::GetGameSystem(string system)
{
if(system.compare("NesNtsc") == 0) {
return GameSystem::NesNtsc;
} else if(system.compare("NesPal") == 0) {
return GameSystem::NesPal;
} else if(system.compare("Famicom") == 0) {
return GameSystem::Famicom;
} else if(system.compare("VsUni") == 0) {
return GameSystem::VsUniSystem;
} else if(system.compare("Dendy") == 0) {
return GameSystem::Dendy;
} else if(system.compare("Playchoice") == 0) {
return GameSystem::Playchoice;
}
return GameSystem::NesNtsc;
}
void GameDatabase::InitializeInputDevices(string inputType, GameSystem system)
{
if(EmulationSettings::CheckFlag(EmulationFlags::AutoConfigureInput)) {
ControllerType controllers[4] = { ControllerType::StandardController, ControllerType::StandardController, ControllerType::None, ControllerType::None };
ExpansionPortDevice expDevice = ExpansionPortDevice::None;
EmulationSettings::ClearFlags(EmulationFlags::HasFourScore);
bool isFamicom = (system == GameSystem::Famicom || system == GameSystem::FDS);
if(inputType.compare("Zapper") == 0) {
MessageManager::Log("[DB] Input: Zapper connected");
if(isFamicom) {
expDevice = ExpansionPortDevice::Zapper;
} else {
controllers[1] = ControllerType::Zapper;
}
} else if(inputType.compare("FourPlayer") == 0) {
MessageManager::Log("[DB] Input: Four player adapter connected");
EmulationSettings::SetFlags(EmulationFlags::HasFourScore);
if(isFamicom) {
expDevice = ExpansionPortDevice::FourPlayerAdapter;
controllers[2] = controllers[3] = ControllerType::StandardController;
} else {
controllers[2] = controllers[3] = ControllerType::StandardController;
}
} else if(inputType.compare("Arkanoid") == 0) {
MessageManager::Log("[DB] Input: Arkanoid controller connected");
if(isFamicom) {
expDevice = ExpansionPortDevice::ArkanoidController;
} else {
controllers[1] = ControllerType::ArkanoidController;
}
} else if(inputType.compare("OekaKidsTablet") == 0) {
MessageManager::Log("[DB] Input: Oeka Kids Tablet connected");
system = GameSystem::Famicom;
expDevice = ExpansionPortDevice::OekaKidsTablet;
} else {
MessageManager::Log("[DB] Input: 2 standard controllers connected");
}
EmulationSettings::SetConsoleType(isFamicom ? ConsoleType::Famicom : ConsoleType::Nes);
for(int i = 0; i < 4; i++) {
EmulationSettings::SetControllerType(i, controllers[i]);
}
EmulationSettings::SetExpansionDevice(expDevice);
}
}
uint8_t GameDatabase::GetSubMapper(GameInfo &info)
{
switch(info.MapperID) {
case 1:
if(info.Board.find("SEROM") != string::npos ||
info.Board.find("SHROM") != string::npos ||
info.Board.find("SH1ROM") != string::npos) {
//SEROM, SHROM, SH1ROM have fixed PRG banking
return 5;
}
break;
case 3:
if(info.Board.compare("NES-CNROM") == 0) {
//Enable bus conflicts for CNROM games
//Fixes "Cybernoid - The Fighting Machine" which requires open bus behavior to work properly
return 2;
}
break;
case 4:
if(info.Board.compare("ACCLAIM-MC-ACC") == 0) {
return 3; //Acclaim MC-ACC (MMC3 clone)
} else if(info.Chip.compare("MMC6B") == 0) {
return 1; //MMC6 (Star Tropics)
}
break;
case 21:
if(info.Pcb.compare("352398") == 0) {
return 1; //VRC4a
} else if(info.Pcb.compare("352889") == 0) {
return 2; //VRC4c
}
break;
case 23:
if(info.Pcb.compare("352396") == 0) {
return 2; //VRC4e
} else if(info.Pcb.compare("350603") == 0 || info.Pcb.compare("350636") == 0 || info.Pcb.compare("350926") == 0 || info.Pcb.compare("351179") == 0 || info.Pcb.compare("LROG009-00") == 0) {
return 3; //VRC2b
}
break;
case 25:
if(info.Pcb.compare("351406") == 0) {
return 1; //VRC4b
} else if(info.Pcb.compare("352400") == 0) {
return 2; //VRC4d
} else if(info.Pcb.compare("351948") == 0) {
return 3; //VRC2c
}
break;
case 32:
if(info.Board.compare("IREM-G101-B") == 0) {
return 1; //Major League
}
break;
case 71:
if(info.Board.compare("CAMERICA-BF9097") == 0) {
return 1; //Fire Hawk
}
break;
case 78:
if(info.Board.compare("IREM-HOLYDIVER") == 0) {
return 3; //Holy Diver
}
break;
case 185:
if(info.Crc == 0x0F05FF0A) {
//Seicross (v2)
//Not a real submapper, used to alter behavior specifically for this game
//This is equivalent to FCEUX's mapper 181
return 16;
}
break;
case 210:
if(info.Board.compare("NAMCOT-175") == 0) {
return 1; //Namco 175
} else if(info.Board.compare("NAMCOT-340") == 0) {
return 2; //Namco 340
}
break;
}
return 0;
}
void GameDatabase::SetGameInfo(uint32_t romCrc, RomData &romData, bool updateRomData)
{
GameInfo info = {};
InitDatabase();
auto result = _gameDatabase.find(romCrc);
if(result != _gameDatabase.end()) {
MessageManager::Log("[DB] Game found in database");
info = result->second;
MessageManager::Log("[DB] Mapper: " + std::to_string(info.MapperID) + " Sub: " + std::to_string(GetSubMapper(info)));
MessageManager::Log("[DB] System : " + info.System);
if(!info.Board.empty()) {
MessageManager::Log("[DB] Board: " + info.Board);
}
if(!info.Chip.empty()) {
MessageManager::Log("[DB] Chip: " + info.Chip);
}
if(!info.Mirroring.empty()) {
MessageManager::Log("[DB] Mirroring: " + string(info.Mirroring.compare("h") == 0 ? "Horizontal" : "Vertical"));
}
MessageManager::Log("[DB] PRG ROM: " + std::to_string(info.PrgRomSize) + " KB");
MessageManager::Log("[DB] CHR ROM: " + std::to_string(info.ChrRomSize) + " KB");
if(info.ChrRamSize > 0) {
MessageManager::Log("[DB] CHR RAM: " + std::to_string(info.ChrRamSize) + " KB");
}
if(info.WorkRamSize > 0) {
MessageManager::Log("[DB] Work RAM: " + std::to_string(info.WorkRamSize) + " KB");
}
if(info.SaveRamSize > 0) {
MessageManager::Log("[DB] Save RAM: " + std::to_string(info.SaveRamSize) + " KB");
}
MessageManager::Log("[DB] Battery: " + string(info.HasBattery ? "Yes" : "No"));
if(updateRomData) {
MessageManager::Log("[DB] Database info will be used instead of file header.");
UpdateRomData(info, romData);
}
InitializeInputDevices(info.InputType, romData.System);
#ifdef _DEBUG
MessageManager::DisplayMessage("DB", "Mapper: " + std::to_string(romData.MapperID) + " Sub: " + std::to_string(romData.SubMapperID) + " System: " + info.System);
#endif
} else {
MessageManager::Log("[DB] Game not found in database");
}
romData.DatabaseInfo = info;
}
void GameDatabase::UpdateRomData(GameInfo &info, RomData &romData)
{
romData.MapperID = info.MapperID;
romData.System = GetGameSystem(info.System);
romData.SubMapperID = GetSubMapper(info);
romData.ChrRamSize = info.ChrRamSize * 1024;
if(info.WorkRamSize > 0) {
romData.WorkRamSize = info.WorkRamSize * 1024;
}
if(info.SaveRamSize > 0) {
romData.SaveRamSize = info.SaveRamSize * 1024;
}
romData.HasBattery |= info.HasBattery;
if(!info.Mirroring.empty()) {
romData.Mirroring = info.Mirroring.compare("h") == 0 ? MirroringType::Horizontal : MirroringType::Vertical;
}
}