Task00 Нина Чекалина ITMO #54
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| <details><summary>Локальный вывод</summary><p> | ||
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| <pre> | ||
| $ ./enumDevices | ||
| Number of OpenCL platforms: 2 | ||
| Platform #1: 0x748e70 | ||
| Platform name: NVIDIA CUDA | ||
| Platform vendor: NVIDIA Corporation | ||
| Platform version: OpenCL 3.0 CUDA 11.4.176 | ||
| Number of devices: 1 | ||
| Device #1: NVIDIA GeForce GTX 1050 | ||
| Device type: GPU | ||
| Global memory size: 4096 MB | ||
| Maximum compute units: 5 | ||
| Maximum clock frequency: 1493 MHz | ||
| Platform #2: 0x71b870 | ||
| Platform name: Intel(R) OpenCL HD Graphics | ||
| Platform vendor: Intel(R) Corporation | ||
| Platform version: OpenCL 3.0 | ||
| Number of devices: 1 | ||
| Device #1: Intel(R) UHD Graphics 630 | ||
| Device type: GPU | ||
| Global memory size: 3221 MB | ||
| Maximum compute units: 23 | ||
| Maximum clock frequency: 1000 MHz | ||
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| </pre> | ||
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| </p></details> | ||
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| #include <iostream> | ||
| #include <stdlib.h> | ||
| #include <vector> | ||
| #include <CL/cl.h> | ||
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| using namespace std; | ||
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| int main() { | ||
| // the number of platforms | ||
| cl_uint platformCount = 0; | ||
| cl_int result = clGetPlatformIDs(0, nullptr, &platformCount); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting platform count: " << result << std::endl; | ||
| return -1; | ||
| } | ||
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| // ����� �������� | ||
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There was a problem hiding this comment. у комментов поехала кодировка, попробуйте перезалить в utf-8 |
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| std::cout << "Number of OpenCL platforms: " << platformCount << std::endl; | ||
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| // ���� ��������� ���� �� ����� IDs � ����� | ||
| if (platformCount > 0) { | ||
| cl_platform_id* platforms = (cl_platform_id*)malloc(sizeof(cl_platform_id) * platformCount); | ||
| result = clGetPlatformIDs(platformCount, platforms, nullptr); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting platform IDs: " << result << std::endl; | ||
| free(platforms); | ||
| return -1; | ||
| } | ||
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| // ������� ��������� ID � ��� | ||
| for (cl_uint i = 0; i < platformCount; ++i) { | ||
| std::cout << "Platform #" << (i + 1) << ": " << platforms[i] << std::endl; | ||
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| // �������� ����� ����� ��������� | ||
| size_t platformNameSize; | ||
| result = clGetPlatformInfo(platforms[i], CL_PLATFORM_NAME, 0, nullptr, &platformNameSize); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting platform name size: " << result << std::endl; | ||
| continue; | ||
| } | ||
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| std::vector<char> platformName(platformNameSize); | ||
| result = clGetPlatformInfo(platforms[i], CL_PLATFORM_NAME, platformNameSize, platformName.data(), nullptr); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting platform name: " << result << std::endl; | ||
| continue; | ||
| } | ||
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| // ��� ��������� | ||
| std::cout << " Platform name: " << platformName.data() << std::endl; | ||
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| // ������ � ������ | ||
| size_t platformVendorSize; | ||
| result = clGetPlatformInfo(platforms[i], CL_PLATFORM_VENDOR, 0, nullptr, &platformVendorSize); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting platform vendor size: " << result << std::endl; | ||
| continue; | ||
| } | ||
| std::vector<char> platformVendor(platformVendorSize); | ||
| result = clGetPlatformInfo(platforms[i], CL_PLATFORM_VENDOR, platformVendorSize, platformVendor.data(), nullptr); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting platform vendor: " << result << std::endl; | ||
| continue; | ||
| } | ||
| std::cout << " Platform vendor: " << platformVendor.data() << std::endl; | ||
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| size_t platformVersionSize; | ||
| result = clGetPlatformInfo(platforms[i], CL_PLATFORM_VERSION, 0, nullptr, &platformVersionSize); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting platform version size: " << result << std::endl; | ||
| continue; | ||
| } | ||
| std::vector<char> platformVersion(platformVersionSize); | ||
| result = clGetPlatformInfo(platforms[i], CL_PLATFORM_VERSION, platformVersionSize, platformVersion.data(), nullptr); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting platform version: " << result << std::endl; | ||
| continue; | ||
| } | ||
| std::cout << " Platform version: " << platformVersion.data() << std::endl; | ||
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| // ���������� ��������� ��������� | ||
| cl_uint devicesCount = 0; | ||
| result = clGetDeviceIDs(platforms[i], CL_DEVICE_TYPE_ALL, 0, nullptr, &devicesCount); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting device count: " << result << std::endl; | ||
| continue; | ||
| } | ||
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| // ���������� ��������� | ||
| std::cout << " Number of devices: " << devicesCount << std::endl; | ||
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| if (devicesCount > 0) { | ||
| cl_device_id* devices = (cl_device_id*)malloc(sizeof(cl_device_id) * devicesCount); | ||
| result = clGetDeviceIDs(platforms[i], CL_DEVICE_TYPE_ALL, devicesCount, devices, nullptr); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting device IDs: " << result << std::endl; | ||
| free(devices); | ||
| continue; | ||
| } | ||
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| // ������ �� ���������� | ||
| for (int deviceIndex = 0; deviceIndex < devicesCount; ++deviceIndex) { | ||
| // Get the device name | ||
| size_t deviceNameSize; | ||
| result = clGetDeviceInfo(devices[deviceIndex], CL_DEVICE_NAME, 0, nullptr, &deviceNameSize); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting device name size: " << result << std::endl; | ||
| continue; | ||
| } | ||
| std::vector<char> deviceName(deviceNameSize); | ||
| result = clGetDeviceInfo(devices[deviceIndex], CL_DEVICE_NAME, deviceNameSize, deviceName.data(), nullptr); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting device name: " << result << std::endl; | ||
| continue; | ||
| } | ||
| std::cout << " Device #" << (deviceIndex + 1) << ": " << deviceName.data() << std::endl; | ||
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| // �������� ��� ���������� | ||
| cl_device_type deviceType; | ||
| result = clGetDeviceInfo(devices[deviceIndex], CL_DEVICE_TYPE, sizeof(deviceType), &deviceType, nullptr); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting device type: " << result << std::endl; | ||
| continue; | ||
| } | ||
| std::string deviceTypeStr; | ||
| if (deviceType & CL_DEVICE_TYPE_CPU) deviceTypeStr += "CPU "; | ||
| if (deviceType & CL_DEVICE_TYPE_GPU) deviceTypeStr += "GPU "; | ||
| if (deviceType & CL_DEVICE_TYPE_ACCELERATOR) deviceTypeStr += "Accelerator "; | ||
| if (deviceTypeStr.empty()) deviceTypeStr = "Unknown"; | ||
| std::cout << " Device type: " << deviceTypeStr << std::endl; | ||
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| // �������� ������ ������ � �� | ||
| cl_ulong globalMemSize; | ||
| result = clGetDeviceInfo(devices[deviceIndex], CL_DEVICE_GLOBAL_MEM_SIZE, sizeof(globalMemSize), &globalMemSize, nullptr); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting global memory size: " << result << std::endl; | ||
| continue; | ||
| } | ||
| std::cout << " Global memory size: " << globalMemSize / (1024 * 1024) << " MB" << std::endl; | ||
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| // �������� max ������� | ||
| cl_uint maxComputeUnits; | ||
| result = clGetDeviceInfo(devices[deviceIndex], CL_DEVICE_MAX_COMPUTE_UNITS, sizeof(maxComputeUnits), &maxComputeUnits, nullptr); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting maximum compute units: " << result << std::endl; | ||
| continue; | ||
| } | ||
| std::cout << " Maximum compute units: " << maxComputeUnits << std::endl; | ||
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| cl_uint maxClockFrequency; | ||
| result = clGetDeviceInfo(devices[deviceIndex], CL_DEVICE_MAX_CLOCK_FREQUENCY, sizeof(maxClockFrequency), &maxClockFrequency, nullptr); | ||
| if (result != CL_SUCCESS) { | ||
| std::cerr << "Error getting maximum clock frequency: " << result << std::endl; | ||
| continue; | ||
| } | ||
| std::cout << " Maximum clock frequency: " << maxClockFrequency << " MHz" << std::endl; | ||
| } | ||
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| free(devices); | ||
| } | ||
| } | ||
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| free(platforms); | ||
| } | ||
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| return 0; | ||
| } | ||
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консольный вывод ожидается в обсуждении пулреквеста в интерфейсе гитхаба)