private void logCallback(LogLevel level, string fmt, IntPtr arg0, IntPtr arg1, IntPtr arg2, IntPtr arg3, IntPtr arg4, IntPtr arg5, IntPtr arg6, IntPtr arg7, IntPtr arg8, IntPtr arg9)
{
if (LogHandler != null)
{
StringBuilder logMessage = new StringBuilder(256);
do
{
int length;
if (_os == OS.OSX)
{
length = OSXAPI.snprintf(logMessage, (uint)logMessage.Capacity, fmt, arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8, arg9);
}
else
{
length = WindowsAPI._snprintf(logMessage, (uint)logMessage.Capacity, fmt, arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8, arg9);
}
if ((length <= 0) || (length >= logMessage.Capacity))
{
logMessage.Capacity *= 2;
continue;
}
logMessage.Length = length;
break;
} while (logMessage.Length >= logMessage.Capacity);
LogHandler(level, logMessage.ToString());
}
}
public T GetDelegate <T>(string libretroFunctionName)
{
if (_os == OS.OSX)
{
return((T)Convert.ChangeType(Marshal.GetDelegateForFunctionPointer(OSXAPI.dlsym(_libretroDLL, libretroFunctionName), typeof(T)), typeof(T)));
}
else
{
return((T)Convert.ChangeType(Marshal.GetDelegateForFunctionPointer(WindowsAPI.GetProcAddress(_libretroDLL, libretroFunctionName), typeof(T)), typeof(T)));
}
}
public Core(OS os, string libretroDLLPath, string systemDirectoryPath)
{
_os = os;
_systemDirectoryPath = systemDirectoryPath;
_frameTimer = new Stopwatch();
_variablesDirty = true;
Variables = new List <Variable>();
Inputs = new List <Input>();
if (_os == OS.OSX)
{
_libretroDLL = OSXAPI.dlopen(libretroDLLPath, 2);
}
else
{
_libretroDLL = WindowsAPI.LoadLibrary(libretroDLLPath);
}
_apiVersion = GetDelegate <APIVersionSignature>("retro_api_version");
_deinit = GetDelegate <DeinitSignature>("retro_deinit");
_getMemoryData = GetDelegate <GetMemoryDataSignature>("retro_get_memory_data");
_getMemorySize = GetDelegate <GetMemorySizeSignature>("retro_get_memory_size");
_getSystemAVInfo = GetDelegate <GetSystemAVInfoSignature>("retro_get_system_av_info");
_getSystemInfo = GetDelegate <GetSystemInfoSignature>("retro_get_system_info");
_init = GetDelegate <InitSignature>("retro_init");
_loadGame = GetDelegate <LoadGameSignature>("retro_load_game");
_reset = GetDelegate <ResetSignature>("retro_reset");
_run = GetDelegate <RunSignature>("retro_run");
_serialize = GetDelegate <SerializeSignature>("retro_serialize");
_serializeSize = GetDelegate <SerializeSizeSignature>("retro_serialize_size");
_setAudioSample = GetDelegate <SetAudioSampleSignature>("retro_set_audio_sample");
_setAudioSampleBatch = GetDelegate <SetAudioSampleBatchSignature>("retro_set_audio_sample_batch");
_setControllerPortDevice = GetDelegate <SetControllerPortDeviceSignature>("retro_set_controller_port_device");
_setEnvironment = GetDelegate <SetEnvironmentSignature>("retro_set_environment");
_setInputPoll = GetDelegate <SetInputPollSignature>("retro_set_input_poll");
_setInputState = GetDelegate <SetInputStateSignature>("retro_set_input_state");
_setVideoRefresh = GetDelegate <SetVideoRefreshSignature>("retro_set_video_refresh");
_unloadGame = GetDelegate <UnloadGameSignature>("retro_unload_game");
_unserialize = GetDelegate <UnserializeSignature>("retro_unserialize");
}