在C++中检查opencl版本

#include <CL/cl.h>

cl_uint numPlatforms;
clGetPlatformIDs(0, NULL, &numPlatforms);

cl_platform_id* platforms = new cl_platform_id[numPlatforms];
clGetPlatformIDs(numPlatforms, platforms, NULL);

for (cl_uint i = 0; i < numPlatforms; i++) {
    // 获取平台名称等信息
    char platformName[128];
    clGetPlatformInfo(platforms[i], CL_PLATFORM_NAME, sizeof(platformName), platformName, NULL);
    // 输出平台名称
    std::cout << "Platform " << i << ": " << platformName << std::endl;
}

cl_uint numDevices;
clGetDeviceIDs(platforms[0], CL_DEVICE_TYPE_ALL, 0, NULL, &numDevices);

cl_device_id* devices = new cl_device_id[numDevices];
clGetDeviceIDs(platforms[0], CL_DEVICE_TYPE_ALL, numDevices, devices, NULL);

for (cl_uint i = 0; i < numDevices; i++) {
    // 获取设备名称等信息
    char deviceName[128];
    clGetDeviceInfo(devices[i], CL_DEVICE_NAME, sizeof(deviceName), deviceName, NULL);
    // 输出设备名称
    std::cout << "Device " << i << ": " << deviceName << std::endl;
}

char version[128];
clGetDeviceInfo(devices[0], CL_DEVICE_VERSION, sizeof(version), version, NULL);
std::cout << "OpenCL Version: " << version << std::endl;