AxibugEmuOnline/AxibugEmuOnline.Client/Assets/Script/NesEmulator/NesEmulator.cs
2024-09-13 13:28:33 +08:00

92 lines
2.6 KiB
C#

using AxibugEmuOnline.Client.ClientCore;
using System;
using System.IO;
using System.Xml.Linq;
using UnityEngine;
using VirtualNes.Core;
using VirtualNes.Core.Debug;
namespace AxibugEmuOnline.Client
{
public class NesEmulator : MonoBehaviour
{
public NES NesCore { get; private set; }
public VideoProvider VideoProvider;
public AudioProvider AudioProvider;
private void Start()
{
Application.targetFrameRate = 60;
VideoProvider.NesEmu = this;
AudioProvider.NesEmu = this;
}
public void StartGame(RomFile rom)
{
StopGame();
Supporter.Setup(new CoreSupporter());
Debuger.Setup(new CoreDebuger());
try
{
NesCore = new NES(rom.FileName);
}
catch (Exception ex)
{
NesCore = null;
Debug.LogError(ex);
}
}
public void StopGame()
{
NesCore?.Dispose();
NesCore = null;
}
private void Update()
{
if (NesCore != null)
{
var controlState = Supporter.GetControllerState();
NesCore.pad.Sync(controlState);
NesCore.EmulateFrame(true);
var screenBuffer = NesCore.ppu.GetScreenPtr();
var lineColorMode = NesCore.ppu.GetLineColorMode();
VideoProvider.SetDrawData(screenBuffer, lineColorMode, 256, 240);
}
}
#if UNITY_EDITOR
[ContextMenu("ImportNesDB")]
public void ImportNesDB()
{
var db = Resources.Load<RomDB>("NES/ROMDB");
db.Clear();
var xmlStr = File.ReadAllText("nes20db.xml");
var xml = XDocument.Parse(xmlStr);
var games = xml.Element("nes20db").Elements("game");
foreach (var game in games)
{
var crcStr = game.Element("rom").Attribute("crc32").Value;
var crc = uint.Parse($"{crcStr}", System.Globalization.NumberStyles.HexNumber);
var mapper = int.Parse($"{game.Element("pcb").Attribute("mapper").Value}");
if (mapper > 255) continue;
db.AddInfo(new RomDB.RomInfo { CRC = crc, Mapper = mapper });
}
UnityEditor.EditorUtility.SetDirty(db);
UnityEditor.AssetDatabase.SaveAssets();
}
#endif
}
}