public LibRetroEmulator(CoreComm nextComm, string modulename)
        {
            ServiceProvider = new BasicServiceProvider(this);

            retro_environment_cb        = new LibRetro.retro_environment_t(retro_environment);
            retro_video_refresh_cb      = new LibRetro.retro_video_refresh_t(retro_video_refresh);
            retro_audio_sample_cb       = new LibRetro.retro_audio_sample_t(retro_audio_sample);
            retro_audio_sample_batch_cb = new LibRetro.retro_audio_sample_batch_t(retro_audio_sample_batch);
            retro_input_poll_cb         = new LibRetro.retro_input_poll_t(retro_input_poll);
            retro_input_state_cb        = new LibRetro.retro_input_state_t(retro_input_state);

            retro = new LibRetro(modulename);
            try
            {
                CoreComm = nextComm;

                LibRetro.retro_system_info sys = new LibRetro.retro_system_info();
                retro.retro_get_system_info(ref sys);

                if (sys.need_fullpath)
                {
                    throw new ArgumentException("This libretro core needs filepaths");
                }
                if (sys.block_extract)
                {
                    throw new ArgumentException("This libretro needs non-blocked extract");
                }

                retro.retro_set_environment(retro_environment_cb);
                retro.retro_init();
                retro.retro_set_video_refresh(retro_video_refresh_cb);
                retro.retro_set_audio_sample(retro_audio_sample_cb);
                retro.retro_set_audio_sample_batch(retro_audio_sample_batch_cb);
                retro.retro_set_input_poll(retro_input_poll_cb);
                retro.retro_set_input_state(retro_input_state_cb);
            }
            catch
            {
                retro.Dispose();
                throw;
            }
        }
Example #2
0
        public LibRetroEmulator(CoreComm nextComm, string modulename)
        {
            ServiceProvider = new BasicServiceProvider(this);

            retro_environment_cb = new LibRetro.retro_environment_t(retro_environment);
            retro_video_refresh_cb = new LibRetro.retro_video_refresh_t(retro_video_refresh);
            retro_audio_sample_cb = new LibRetro.retro_audio_sample_t(retro_audio_sample);
            retro_audio_sample_batch_cb = new LibRetro.retro_audio_sample_batch_t(retro_audio_sample_batch);
            retro_input_poll_cb = new LibRetro.retro_input_poll_t(retro_input_poll);
            retro_input_state_cb = new LibRetro.retro_input_state_t(retro_input_state);

            retro = new LibRetro(modulename);
            try
            {
                CoreComm = nextComm;

                LibRetro.retro_system_info sys = new LibRetro.retro_system_info();
                retro.retro_get_system_info(ref sys);

                if (sys.need_fullpath)
                    throw new ArgumentException("This libretro core needs filepaths");
                if (sys.block_extract)
                    throw new ArgumentException("This libretro needs non-blocked extract");

                retro.retro_set_environment(retro_environment_cb);
                retro.retro_init();
                retro.retro_set_video_refresh(retro_video_refresh_cb);
                retro.retro_set_audio_sample(retro_audio_sample_cb);
                retro.retro_set_audio_sample_batch(retro_audio_sample_batch_cb);
                retro.retro_set_input_poll(retro_input_poll_cb);
                retro.retro_set_input_state(retro_input_state_cb);
            }
            catch
            {
                retro.Dispose();
                throw;
            }
        }
Example #3
0
        public LibRetroEmulator(CoreComm nextComm, string modulename)
        {
            ServiceProvider = new BasicServiceProvider(this);

            _SyncSettings = new SyncSettings();

            retro_environment_cb        = new LibRetro.retro_environment_t(retro_environment);
            retro_video_refresh_cb      = new LibRetro.retro_video_refresh_t(retro_video_refresh);
            retro_audio_sample_cb       = new LibRetro.retro_audio_sample_t(retro_audio_sample);
            retro_audio_sample_batch_cb = new LibRetro.retro_audio_sample_batch_t(retro_audio_sample_batch);
            retro_input_poll_cb         = new LibRetro.retro_input_poll_t(retro_input_poll);
            retro_input_state_cb        = new LibRetro.retro_input_state_t(retro_input_state);
            retro_log_printf_cb         = new LibRetro.retro_log_printf_t(retro_log_printf);

            //no way (need new mechanism) to check for SSSE3, MMXEXT, SSE4, SSE42
            retro_perf_callback.get_cpu_features = new LibRetro.retro_get_cpu_features_t(() => (ulong)(
                                                                                             (Win32PInvokes.IsProcessorFeaturePresent(Win32PInvokes.ProcessorFeature.InstructionsXMMIAvailable) ? LibRetro.RETRO_SIMD.SSE : 0) |
                                                                                             (Win32PInvokes.IsProcessorFeaturePresent(Win32PInvokes.ProcessorFeature.InstructionsXMMI64Available) ? LibRetro.RETRO_SIMD.SSE2 : 0) |
                                                                                             (Win32PInvokes.IsProcessorFeaturePresent(Win32PInvokes.ProcessorFeature.InstructionsSSE3Available) ? LibRetro.RETRO_SIMD.SSE3 : 0) |
                                                                                             (Win32PInvokes.IsProcessorFeaturePresent(Win32PInvokes.ProcessorFeature.InstructionsMMXAvailable) ? LibRetro.RETRO_SIMD.MMX : 0)
                                                                                             ));
            retro_perf_callback.get_perf_counter = new LibRetro.retro_perf_get_counter_t(() => System.Diagnostics.Stopwatch.GetTimestamp());
            retro_perf_callback.get_time_usec    = new LibRetro.retro_perf_get_time_usec_t(() => DateTime.Now.Ticks / 10);
            retro_perf_callback.perf_log         = new LibRetro.retro_perf_log_t(() => {});
            retro_perf_callback.perf_register    = new LibRetro.retro_perf_register_t((ref LibRetro.retro_perf_counter counter) => { });
            retro_perf_callback.perf_start       = new LibRetro.retro_perf_start_t((ref LibRetro.retro_perf_counter counter) => { });
            retro_perf_callback.perf_stop        = new LibRetro.retro_perf_stop_t((ref LibRetro.retro_perf_counter counter) => { });

            retro = new LibRetro(modulename);

            try
            {
                CoreComm = nextComm;

                //this series of steps may be mystical.
                LibRetro.retro_system_info system_info = new LibRetro.retro_system_info();
                retro.retro_get_system_info(ref system_info);

                //the dosbox core calls GET_SYSTEM_DIRECTORY and GET_SAVE_DIRECTORY from retro_set_environment.
                //so, lets set some temporary values (which we'll replace)
                SystemDirectory     = Path.GetDirectoryName(modulename);
                SystemDirectoryAtom = unmanagedResources.StringToHGlobalAnsi(SystemDirectory);
                SaveDirectory       = Path.GetDirectoryName(modulename);
                SaveDirectoryAtom   = unmanagedResources.StringToHGlobalAnsi(SaveDirectory);
                retro.retro_set_environment(retro_environment_cb);

                retro.retro_set_video_refresh(retro_video_refresh_cb);
                retro.retro_set_audio_sample(retro_audio_sample_cb);
                retro.retro_set_audio_sample_batch(retro_audio_sample_batch_cb);
                retro.retro_set_input_poll(retro_input_poll_cb);
                retro.retro_set_input_state(retro_input_state_cb);

                //compile descriptive information
                Description.NeedsArchives   = system_info.block_extract;
                Description.NeedsRomAsPath  = system_info.need_fullpath;
                Description.LibraryName     = system_info.library_name;
                Description.LibraryVersion  = system_info.library_version;
                Description.ValidExtensions = system_info.valid_extensions;
                Description.SupportsNoGame  = environmentInfo.SupportNoGame;
            }
            catch
            {
                retro.Dispose();
                retro = null;
                throw;
            }
        }