Exemple #1
0
        /// <summary>
        /// Init OpenCL C language information.
        /// </summary>
        private void InitCInfo()
        {
            // Determine the supported OpenCL C version
            var clVersionString = CurrentAPI.GetDeviceInfo(
                DeviceId,
                CLDeviceInfoType.CL_DEVICE_OPENCL_C_VERSION);

            if (!CLCVersion.TryParse(clVersionString, out CLCVersion version))
            {
                version = CLCVersion.CL10;
            }
            CVersion = version;
        }
Exemple #2
0
        /// <summary>
        /// Constructs a new OpenCL accelerator reference.
        /// </summary>
        /// <param name="platformId">The OpenCL platform id.</param>
        /// <param name="deviceId">The OpenCL device id.</param>
        public CLAcceleratorId(IntPtr platformId, IntPtr deviceId)
            : base(AcceleratorType.OpenCL)
        {
            if (platformId == IntPtr.Zero)
            {
                throw new ArgumentOutOfRangeException(nameof(platformId));
            }
            if (deviceId == IntPtr.Zero)
            {
                throw new ArgumentOutOfRangeException(nameof(deviceId));
            }

            PlatformId = platformId;
            DeviceId   = deviceId;

            DeviceType = (CLDeviceType)CLAPI.GetDeviceInfo <long>(
                deviceId,
                CLDeviceInfoType.CL_DEVICE_TYPE);

            // Resolve extensions
            var extensionString = CLAPI.GetDeviceInfo(
                DeviceId,
                CLDeviceInfoType.CL_DEVICE_EXTENSIONS);

            extensionSet = new HashSet <string>(
                extensionString.ToLower().Split(' '));
            Extensions = extensionSet.ToImmutableArray();

            // Determine the supported OpenCL C version
            var clVersionString = CLAPI.GetDeviceInfo(
                DeviceId,
                CLDeviceInfoType.CL_DEVICE_OPENCL_C_VERSION);

            if (!CLCVersion.TryParse(clVersionString, out CLCVersion version))
            {
                version = CLCVersion.CL10;
            }
            CVersion = version;

            // Resolve extension method
            getKernelSubGroupInfo = CLAPI.GetExtension <clGetKernelSubGroupInfoKHR>(
                platformId);
        }