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プログラミング、3DCGとその他いろいろについて
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cl_int clGetDeviceIDs( cl_platform_id platform, cl_device_type device_type, cl_uint num_entries, cl_device_id *devices, cl_uint *num_devices )
cl_device_type | 値 | 解説 |
CL_DEVICE_TYPE_CPU | (1 << 1) | CPUです。 |
CL_DEVICE_TYPE_GPU | (1 << 2) | GPUです。 |
CL_DEVICE_TYPE_ACCELERATOR | (1 << 3) | IBM CELL(PS3に使われている)などです。 |
CL_DEVICE_TYPE_DEFAULT | (1 << 0) | デフォルトのデバイスです。 |
CL_DEVICE_TYPE_ALL | 0xFFFFFFFF | 使用可能な全てのOpenCLデバイスです。 |
名前 | 値 | 解説 |
CL_SUCCESS | 0 | 関数が成功しました。 |
CL_INVALID_PLATFORM | -32 | platformが無効な値です。 |
CL_INVALID_DEVICE_TYPE | -31 | device_typeが無効な値です。 |
CL_INVALID_VALUE | -30 | num_entriesが0なのにdevicesがNULLではありません。あるいは、num_devicesとdevicesが両方共NULLです。 |
CL_DEVICE_NOT_FOUND | -1 | device_typeで指定されたタイプのデバイスが存在しません。 |
CL_OUT_OF_RESOURCES | -5 | デバイスでリソースを確保するのに失敗しました。 |
CL_OUT_OF_HOST_MEMORY | -6 | メモリが足りません。 |
using System;class Program{static void Main(){foreach (var platform in getPlatforms()){foreach (var device in getDevices(platform, DeviceType.Default)){Console.WriteLine(device);}}}private static IntPtr[] getDevices(IntPtr platform, DeviceType deviceType){int deviceCount;OpenCLFunctions.clGetDeviceIDs(platform, deviceType, 0, null, out deviceCount);IntPtr[] result = new IntPtr[deviceCount];OpenCLFunctions.clGetDeviceIDs(platform, deviceType, deviceCount, result, out deviceCount);return result;}private static IntPtr[] getPlatforms(){int platformCount;OpenCLFunctions.clGetPlatformIDs(0, null, out platformCount);IntPtr[] result = new IntPtr[platformCount];OpenCLFunctions.clGetPlatformIDs(platformCount, result, out platformCount);return result;}}
using System;using System.Runtime.InteropServices;static class OpenCLFunctions{[DllImport("OpenCL.dll")]public static extern int clGetPlatformIDs(int entryCount, IntPtr[] platforms, out int platformCount);[DllImport("OpenCL.dll")]public static extern int clGetDeviceIDs(IntPtr platform,DeviceType deviceType,int entryCount,IntPtr[] devices,out int deviceCount);}enum DeviceType:long{Default = (1 << 0),Cpu = (1 << 1),Gpu = (1 << 2),Accelerator = (1 << 3),All = 0xFFFFFFFF}
cl_int clGetDeviceInfo( cl_device_id device, cl_device_info param_name, size_t param_value_size, void *param_value, size_t *param_value_size_ret )
cl_device_info | 型 | 値 | |
CL_DEVICE_ADDRESS_BITS | cl_uint | 0x100D | |
CL_DEVICE_AVAILABLE | cl_bool | 0x1027 | |
CL_DEVICE_COMPILER_AVAILABLE | cl_bool | 0x1028 | |
CL_DEVICE_DOUBLE_FP_CONFIG | cl_device_fp_config | 0x1032 | |
CL_DEVICE_ENDIAN_LITTLE | cl_bool | 0x1026 | |
CL_DEVICE_ERROR_CORRECTION_SUPPORT | cl_bool | 0x1024 | |
CL_DEVICE_EXECUTION_CAPABILITIES | cl_device_exec_capabilities | 0x1029 | |
CL_DEVICE_EXTENSIONS | char[] | 0x1030 | |
CL_DEVICE_GLOBAL_MEM_CACHE_SIZE | cl_ulong | 0x101E | |
CL_DEVICE_GLOBAL_MEM_CACHE_TYPE | cl_device_mem_cache_type | 0x101C | |
CL_DEVICE_GLOBAL_MEM_CACHELINE_SIZE | cl_uint | 0x101D | |
CL_DEVICE_GLOBAL_MEM_SIZE | cl_ulong | 0x101F | |
CL_DEVICE_HALF_FP_CONFIG | cl_device_fp_config | 0x1033 | |
CL_DEVICE_HOST_UNIFIED_MEMORY | cl_bool | 0x1035 | |
CL_DEVICE_IMAGE_SUPPORT | cl_bool | 0x1016 | |
CL_DEVICE_IMAGE2D_MAX_HEIGHT | size_t | 0x1012 | |
CL_DEVICE_IMAGE2D_MAX_WIDTH | size_t | 0x1011 | |
CL_DEVICE_IMAGE3D_MAX_DEPTH | size_t | 0x1015 | |
CL_DEVICE_IMAGE3D_MAX_HEIGHT | size_t | 0x1014 | |
CL_DEVICE_IMAGE3D_MAX_WIDTH | size_t | 0x1013 | |
CL_DEVICE_LOCAL_MEM_SIZE | cl_ulong | 0x1023 | |
CL_DEVICE_LOCAL_MEM_TYPE | cl_device_local_mem_type | 0x1022 | |
CL_DEVICE_MAX_CLOCK_FREQUENCY | cl_uint | 0x100C | |
CL_DEVICE_MAX_COMPUTE_UNITS | cl_uint | 0x1002 | |
CL_DEVICE_MAX_CONSTANT_ARGS | cl_uint | 0x1021 | |
CL_DEVICE_MAX_CONSTANT_BUFFER_SIZE | cl_ulong | 0x1020 | |
CL_DEVICE_MAX_MEM_ALLOC_SIZE | cl_ulong | 0x1010 | |
CL_DEVICE_MAX_PARAMETER_SIZE | size_t | 0x1017 | |
CL_DEVICE_MAX_READ_IMAGE_ARGS | cl_uint | 0x100E | |
CL_DEVICE_MAX_SAMPLERS | cl_uint | 0x1018 | |
CL_DEVICE_MAX_WORK_GROUP_SIZE | size_t | 0x1004 | |
CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS | cl_uint | 0x1003 | |
CL_DEVICE_MAX_WORK_ITEM_SIZES | size_t[] | 0x1005 | |
CL_DEVICE_MAX_WRITE_IMAGE_ARGS | cl_uint | 0x100F | |
CL_DEVICE_MEM_BASE_ADDR_ALIGN | cl_uint | 0x1019 | |
CL_DEVICE_MIN_DATA_TYPE_ALIGN_SIZE | cl_uint | 0x101A | |
CL_DEVICE_NAME | char[] | 0x102B | |
CL_DEVICE_NATIVE_VECTOR_WIDTH_CHAR | cl_uint | 0x1036 | |
CL_DEVICE_NATIVE_VECTOR_WIDTH_SHORT | cl_uint | 0x1037 | |
CL_DEVICE_NATIVE_VECTOR_WIDTH_INT | cl_uint | 0x1038 | |
CL_DEVICE_NATIVE_VECTOR_WIDTH_LONG | cl_uint | 0x1039 | |
CL_DEVICE_NATIVE_VECTOR_WIDTH_FLOAT | cl_uint | 0x103A | |
CL_DEVICE_NATIVE_VECTOR_WIDTH_DOUBLE | cl_uint | 0x103B | |
CL_DEVICE_NATIVE_VECTOR_WIDTH_HALF | cl_uint | 0x103C | |
CL_DEVICE_OPENCL_C_VERSION | char[] | 0x103D | |
CL_DEVICE_PLATFORM | cl_platform_id | 0x1031 | |
CL_DEVICE_PREFERRED_VECTOR_WIDTH_CHAR | cl_uint | 0x1006 | |
CL_DEVICE_PREFERRED_VECTOR_WIDTH_SHORT | cl_uint | 0x1007 | |
CL_DEVICE_PREFERRED_VECTOR_WIDTH_INT | cl_uint | 0x1008 | |
CL_DEVICE_PREFERRED_VECTOR_WIDTH_LONG | cl_uint | 0x1009 | |
CL_DEVICE_PREFERRED_VECTOR_WIDTH_FLOAT | cl_uint | 0x100A | |
CL_DEVICE_PREFERRED_VECTOR_WIDTH_DOUBLE | cl_uint | 0x100B | |
CL_DEVICE_PREFERRED_VECTOR_WIDTH_HALF | cl_uint | 0x1034 | |
CL_DEVICE_PROFILE | char[] | 0x102E | |
CL_DEVICE_PROFILING_TIMER_RESOLUTION | size_t | 0x1025 | |
CL_DEVICE_QUEUE_PROPERTIES | cl_command_queue_properties | 0x102A | |
CL_DEVICE_SINGLE_FP_CONFIG | cl_device_fp_config | 0x101B | |
CL_DEVICE_TYPE | cl_device_type | 0x1000 | |
CL_DEVICE_VENDOR | char[] | 0x102C | |
CL_DEVICE_VENDOR_ID | cl_uint | 0x1001 | |
CL_DEVICE_VERSION | char[] | 0x102F | |
CL_DRIVER_VERSION | char[] | 0x102D |
名前 | 値 | 解説 |
CL_SUCCESS | 0 | 関数は成功しました |
CL_INVALID_DEVICE | -33 | deviceが無効な値です。 |
CL_INVALID_VALUE | -30 | param_nameが無効な値であるか、param_value_sizeが小さすぎ、param_valueがNULLではありません。 |
CL_OUT_OF_RESOURCES | -5 | デバイスでリソースを確保するのに失敗しました。 |
CL_OUT_OF_HOST_MEMORY | -6 | メモリが足りません。 |
using System;class Program{static void Main(){foreach (var platform in getPlatforms()){foreach (var device in getDevices(platform, DeviceType.Default)){Console.WriteLine(getDeviceInfo(device, DeviceInfoString.Name));}}}private static string getDeviceInfo(IntPtr device, DeviceInfoString deviceInfoName){int valueSize;OpenCLFunctions.clGetDeviceInfo(device, deviceInfoName, 0, null, out valueSize);System.Text.StringBuilder result = new System.Text.StringBuilder(valueSize);OpenCLFunctions.clGetDeviceInfo(device, deviceInfoName, valueSize, result, out valueSize);return result.ToString();}private static IntPtr[] getDevices(IntPtr platform, DeviceType deviceType){int deviceCount;OpenCLFunctions.clGetDeviceIDs(platform, deviceType, 0, null, out deviceCount);IntPtr[] result = new IntPtr[deviceCount];OpenCLFunctions.clGetDeviceIDs(platform, deviceType, deviceCount, result, out deviceCount);return result;}private static IntPtr[] getPlatforms(){int platformCount;OpenCLFunctions.clGetPlatformIDs(0, null, out platformCount);IntPtr[] result = new IntPtr[platformCount];OpenCLFunctions.clGetPlatformIDs(platformCount, result, out platformCount);return result;}}
using System;using System.Runtime.InteropServices;static class OpenCLFunctions{[DllImport("OpenCL.dll")]public static extern int clGetPlatformIDs(int entryCount, IntPtr[] platforms, out int platformCount);[DllImport("OpenCL.dll")]public static extern int clGetDeviceIDs(IntPtr platform,DeviceType deviceType,int entryCount,IntPtr[] devices,out int deviceCount);[DllImport("OpenCL.dll")]public static extern int clGetDeviceInfo(IntPtr device,DeviceInfoString paramName,int paramValueSize,System.Text.StringBuilder paramValue,out int paramValueSizeReturn);}enum DeviceType:long{Default = (1 << 0),Cpu = (1 << 1),Gpu = (1 << 2),Accelerator = (1 << 3),All = 0xFFFFFFFF}enum DeviceInfoString{Name = 0x102B,Vendor = 0x102C,DriverVersion = 0x102D,Profile = 0x102E,Version = 0x102F,Extensions = 0x1030}