/// <summary>
/// Executes full logic for getting CL Context on Windows platforms.
/// </summary>
/// <returns>The get CL shared context.</returns>
public static Context WindowsGetCLSharedContext(Platform p)
{
ErrorCode error;
var wglContext = WindowsGetCurrentWGLContext();
if ((wglContext as IHandleData).Handle.ToInt32() == 0)
{
throw new UnityCLException("wgl context was null.");
}
var wglDeviceContext = WindowsGetCurrentWGLDeviceContext();
if ((wglDeviceContext as IHandleData).Handle.ToInt32() == 0)
{
throw new UnityCLException("wgl device context was null.");
}
uint[] properties = new uint[] { (uint)cl_gl_ContextProperties.CL_GL_CONTEXT_KHR, (uint)(wglContext as IHandleData).Handle.ToInt32(), (uint)cl_gl_ContextProperties.CL_WGL_HDC_KHR, (uint)(wglDeviceContext as IHandleData).Handle.ToInt32(), (uint)ContextProperties.Platform, (uint)(p as IHandleData).Handle.ToInt32(), 0 };
var context = new Context(clCreateContextFromType(properties, DeviceType.All, null, IntPtr.Zero, out error));
if (UnityCL.IsError(error))
{
throw new UnityCLException(error);
}
if ((context as IHandleData).Handle.ToInt32() == 0)
{
throw new UnityCLException("OpenCL context was null.");
}
return(context);
}
public static string Name(this Device self)
{
ErrorCode error;
var info = Cl.GetDeviceInfo(self, DeviceInfo.Name, out error);
if (UnityCL.IsError(error))
{
throw new UnityCLException(error);
}
return(info.ToString());
}
public static DeviceType DeviceType(this Device self)
{
ErrorCode error;
var inf = Cl.GetDeviceInfo(self, DeviceInfo.Type, out error);
if (UnityCL.IsError(error))
{
throw new UnityCLException(error);
}
return(inf.CastTo <DeviceType>());
}
public static string Name(this Platform self)
{
ErrorCode error;
var inf = Cl.GetPlatformInfo(self, PlatformInfo.Name, out error);
if (UnityCL.IsError(error))
{
throw new UnityCLException(error);
}
return(inf.ToString());
}
public static string GetBuildError(this Program self)
{
var devices = self.GetDevices();
OpenCL.Net.ErrorCode logerror;
var log = OpenCL.Net.Cl.GetProgramBuildInfo(self, devices[0], OpenCL.Net.ProgramBuildInfo.Log, out logerror);
if (UnityCL.IsError(logerror))
{
throw new UnityCLException(logerror);
}
return(log.ToString());
}
public static Device[] GetDevices(this Context self)
{
OpenCL.Net.ErrorCode error;
var numDevicesInfo = OpenCL.Net.Cl.GetContextInfo(self, ContextInfo.DeviceCount, out error);
if (UnityCL.IsError(error))
{
throw new UnityCLException(error);
}
var numDevices = numDevicesInfo.CastTo <int>();
var devicesInfo = OpenCL.Net.Cl.GetContextInfo(self, ContextInfo.Devices, out error);
if (UnityCL.IsError(error))
{
throw new UnityCLException(error);
}
var devices = devicesInfo.CastToArray <Device>(numDevices);
return(devices);
}
/// <summary>
/// Executes full logic for getting CL Context on Linux platforms.
/// Untested. May need updating to work like windows version.
/// </summary>
/// <returns>The get CL shared context.</returns>
public static Context LinuxGetCLSharedContext(Platform p)
{
ErrorCode error;
var glxContext = LinuxGetCurrentGLXContext();
var glxDisplay = LinuxGetCurrentGLXDisplay();
uint[] properties = new uint[] { (uint)cl_gl_ContextProperties.CL_GL_CONTEXT_KHR, (uint)(glxContext as IHandleData).Handle.ToInt32(), (uint)cl_gl_ContextProperties.CL_GLX_DISPLAY_KHR, (uint)(glxDisplay as IHandleData).Handle.ToInt32(), (uint)ContextProperties.Platform, (uint)(p as IHandleData).Handle.ToInt32(), 0 };
Device[] devices;
uint retSize;
error = clGetGLContextInfoKHR(properties, cl_gl_ContextInfo.CL_DEVICES_FOR_GL_CONTEXT_KHR, 32, out devices, out retSize);
if (UnityCL.IsError(error))
{
throw new UnityCLException(error);
}
var context = new Context(clCreateContext(properties, (uint)devices.Length, devices, null, IntPtr.Zero, out error));
if (UnityCL.IsError(error))
{
throw new UnityCLException(error);
}
return(context);
}
public UnityCLException(OpenCL.Net.ErrorCode error) : base(UnityCL.ErrorText(error))
{
}
