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;
}
}
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;
}
}
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;
}
}