Example #1
0
        private void TurnOn()
        {
            if (_backend != null)
            {
                return;
            }
            var buffers = new Buffers(UnityEngine.SystemInfo.SupportsTextureFormat(TextureFormat.RGB565));

            _backend = new Backend(buffers);
            _backend.On(Rom.bytes);

            var w = Convert.ToInt32(Backend.SystemAvInfo.geometry.base_width);
            var h = Convert.ToInt32(Backend.SystemAvInfo.geometry.base_height);

            Texture =
                new Texture2D(w, h, buffers.VideoSupport16Bit ? TextureFormat.RGB565 : TextureFormat.RGB24, false)
            {
                filterMode = FilterMode.Point
            };
            Display.material.mainTexture = Texture;
            AudioSource.clip             = AudioClip.Create(name, buffers.AudioBufferSize / 2, 2, 44100, true, OnAudioRead);
            AudioSource.playOnAwake      = false;
            AudioSource.spatialBlend     = 0;
            AudioSource.loop             = true;
            Bridges.SetupExternalInput();
        }
Example #2
0
        public void SaveState(string filepath)
        {
            var ptr = Marshal.UnsafeAddrOfPinnedArrayElement(Buffers.StateBuffer, 0);

            Bridges.retro_serialize(ptr, Buffers.StateBufferSize);
            using (var file = File.OpenWrite(filepath))
                file.Write(Buffers.StateBuffer, 0, Buffers.StateBuffer.Length);
        }
Example #3
0
        public void LoadState(string filepath)
        {
            using (var file = File.OpenRead(filepath))
                file.Read(Buffers.StateBuffer, 0, Buffers.StateBuffer.Length);
            var ptr = Marshal.UnsafeAddrOfPinnedArrayElement(Buffers.StateBuffer, 0);

            Bridges.retro_unserialize(ptr, Buffers.StateBufferSize);
        }
Example #4
0
        private void SaveMemory(string filepath, uint memoryType)
        {
            var size = Bridges.retro_get_memory_size(memoryType);
            var ptr  = Bridges.retro_get_memory_data(memoryType);

            if (size <= 0)
            {
                return;
            }

            var bytes = new byte[size];

            Marshal.Copy(ptr, bytes, 0, (int)size);
            using (var file = File.OpenWrite(filepath))
                file.Write(bytes, 0, (int)size);
        }
Example #5
0
        public unsafe void LoadGame(byte[] bytes)
        {
            if (bytes == null || bytes.Length == 0)
            {
                return;
            }

            var offset = (0x400 << bytes[0x7FD7] == bytes.Length) ? 0x7000 : 0xF000;

            RomHeader = new RomHeader
            {
                GameTitle       = System.Text.Encoding.GetEncoding("iso-2022-jp").GetString(bytes, offset | 0xFC0, 21).Trim(),
                RomType         = bytes[offset | 0xFD6],
                RomSize         = 0x400 << bytes[offset | 0xFD7],
                    SaveRamSize = 0x400 << bytes[offset | 0xFD8],
                    CountryCode = bytes[offset | 0xFD9],
                    License     = bytes[offset | 0xFDA],
                    Version     = bytes[offset | 0xFDB]
            };


            var arrayPointer = Marshal.AllocHGlobal(bytes.Length * Marshal.SizeOf(typeof(byte)));

            Marshal.Copy(bytes, 0, arrayPointer, bytes.Length);

            GameInfo = new GameInfo
            {
                path = (char *)Marshal.StringToHGlobalUni(Path.Combine(Buffers.TemporaryDataPath, "temp.bytes")).ToPointer(),
                size = (uint)bytes.Length,
                data = arrayPointer.ToPointer()
            };

            Bridges.retro_unload_game();
            if (!Bridges.retro_load_game(ref GameInfo))
            {
                throw new ArgumentException();
            }

            SystemAvInfo = new SystemAvInfo();
            Bridges.retro_get_system_av_info(ref SystemAvInfo);
            Buffers.SetSystemAvInfo(SystemAvInfo);
            Buffers.SetStateSize(Bridges.retro_serialize_size());
        }
Example #6
0
        private void LoadMemory(string filepath, uint memoryType)
        {
            if (!File.Exists(filepath))
            {
                return;
            }
            var size = Bridges.retro_get_memory_size(memoryType);
            var ptr  = Bridges.retro_get_memory_data(memoryType);

            if (size <= 0)
            {
                return;
            }

            var bytes = new byte[size];

            using (var file = File.OpenRead(filepath))
                file.Read(bytes, 0, (int)size);
            Marshal.Copy(bytes, 0, ptr, (int)size);
        }
Example #7
0
        public unsafe void Init()
        {
            _environment          = RetroEnvironment;
            _videoRefresh         = RetroVideoRefresh;
            _audioSample          = RetroAudioSample;
            _audioSampleBatch     = RetroAudioSampleBatch;
            _inputPoll            = RetroInputPoll;
            _inputState           = RetroInputState;
            _controllerPortDevide = RetroControllerPortDevide;

            SystemInfo = new SystemInfo();
            Bridges.retro_get_system_info(ref SystemInfo);
            Bridges.retro_set_environment(_environment);
            Bridges.retro_set_video_refresh(_videoRefresh);
            Bridges.retro_set_audio_sample(_audioSample);
            Bridges.retro_set_audio_sample_batch(_audioSampleBatch);
            Bridges.retro_set_input_poll(_inputPoll);
            Bridges.retro_set_input_state(_inputState);
            Bridges.retro_set_controller_port_device(_controllerPortDevide);
            Bridges.retro_init();
        }
Example #8
0
        private unsafe void LoadGame(byte[] bytes)
        {
            var arrayPointer = Marshal.AllocHGlobal(bytes.Length * Marshal.SizeOf(typeof(byte)));

            Marshal.Copy(bytes, 0, arrayPointer, bytes.Length);

            GameInfo = new GameInfo
            {
                path = (char *)Marshal.StringToHGlobalUni(Path.GetTempFileName()).ToPointer(),
                size = (uint)bytes.Length,
                data = arrayPointer.ToPointer()
            };

            if (!Bridges.retro_load_game(ref GameInfo))
            {
                throw new ArgumentException();
            }
            SystemAvInfo = new SystemAvInfo();
            Bridges.retro_get_system_av_info(ref SystemAvInfo);
            Buffers.SetSystemAvInfo(SystemAvInfo);
            Buffers.SetStateSize(Bridges.retro_serialize_size());
        }
Example #9
0
        public void TurnOn(string filename = "")
        {
            if (_backend != null)
            {
                return;
            }
            var buffers = new Buffers()
            {
                VideoSupport16Bit  = UnityEngine.SystemInfo.SupportsTextureFormat(TextureFormat.RGB565),
                SystemDirectory    = Application.persistentDataPath,
                PersistentDataPath = Application.persistentDataPath,
                TemporaryDataPath  = Application.temporaryCachePath,
                StreamingAssets    = Application.streamingAssetsPath
            };

            _backend = new Backend(buffers);
            _backend.Init();
            _backend.LoadGame(GetRom(filename));
            _backend.LoadSram(GetSramFilePaths());
            _backend.LoadRtc(GetRtcFilePaths());
            Debug.Log($"load game: {Backend.RomHeader.GameTitle}");

            _texture = new Texture2D(buffers.VideoUnitSize, buffers.VideoUnitSize,
                                     buffers.VideoSupport16Bit ? TextureFormat.RGB565 : TextureFormat.RGBA32,
                                     false)
            {
                filterMode = FilterMode.Point
            };
            InputMapper = new InputMapper();
            InputMapper.SetKeyAsICade();

            Display.material.mainTexture = _texture;
            AudioSource.clip             = AudioClip.Create(name, buffers.AudioBufferSize / 2, 2, 44100, true, OnAudioRead);
            AudioSource.playOnAwake      = false;
            AudioSource.spatialBlend     = 0;
            AudioSource.loop             = true;
            Bridges.SetupExternalInput();
        }
Example #10
0
 private static void RetroEnvironmentShutdown()
 {
     Bridges.retro_unload_game();
     Bridges.retro_deinit();
 }
Example #11
0
 public void Reset()
 {
     Bridges.retro_reset();
 }
Example #12
0
 public void Loop()
 {
     Bridges.retro_run();
 }
Example #13
0
 public void DeInit()
 {
     Bridges.retro_unload_game();
     Bridges.retro_deinit();
 }