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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| #pragma once | ||
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| #include <CL/cl.h> | ||
| #include <string> | ||
| #include "Util.h" | ||
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| namespace cl_objects { | ||
| class Device { | ||
| cl_device_id id; | ||
| public: | ||
| Device() : id(nullptr) {} | ||
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| explicit Device(cl_device_id id) : id(id) {} | ||
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| Device(const Device &other) : id(other.id) {} | ||
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| const cl_device_id &getId() const { | ||
| return id; | ||
| } | ||
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| std::string type() const { | ||
| auto type = getInfo<cl_device_type>(clGetDeviceInfo, id, CL_DEVICE_TYPE); | ||
| if (type & CL_DEVICE_TYPE_GPU) | ||
| return "GPU"; | ||
| else if (type * CL_DEVICE_TYPE_CPU) | ||
| return "CPU"; | ||
| } | ||
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| std::string name() const { | ||
| auto nameVec = getInfoVec<unsigned char, size_t>(clGetDeviceInfo, id, CL_DEVICE_NAME); | ||
| return {nameVec.begin(), nameVec.end() - 1}; | ||
| } | ||
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| cl_ulong globalSize() const { | ||
| return getInfo<cl_ulong>(clGetDeviceInfo, id, CL_DEVICE_GLOBAL_MEM_SIZE); | ||
| } | ||
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| cl_ulong localSize() const { | ||
| return getInfo<cl_ulong>(clGetDeviceInfo, id, CL_DEVICE_LOCAL_MEM_SIZE); | ||
| } | ||
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| explicit operator bool() const { | ||
| return id == nullptr; | ||
| } | ||
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| }; | ||
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| template<typename CL_OBJECT_TYPE, typename RELEASE_FUNC> | ||
| class WrapperRAII { | ||
| CL_OBJECT_TYPE cl_object = nullptr; | ||
| RELEASE_FUNC* releaseFunc; | ||
| public: | ||
| template <typename CREATE_FUNC, typename... Args> | ||
| WrapperRAII(CREATE_FUNC createFunc, RELEASE_FUNC releaseFunc, Args... args): releaseFunc(releaseFunc) { | ||
| cl_int errcode_ret = 0; | ||
| cl_object = createFunc(args..., &errcode_ret); | ||
| OCL_SAFE_CALL(errcode_ret); | ||
| } | ||
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| const CL_OBJECT_TYPE& getObject() const { | ||
| return cl_object; | ||
| } | ||
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| ~WrapperRAII() { | ||
| if (cl_object) | ||
| releaseFunc(cl_object); | ||
| } | ||
| }; | ||
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| class KernelsInProgram { | ||
| std::vector<cl_kernel> kernels; | ||
| public: | ||
| KernelsInProgram(cl_program program) { | ||
| kernels = getInfoVec<cl_kernel, cl_uint>(clCreateKernelsInProgram, program); | ||
| } | ||
| std::vector<cl_kernel> getKernels() const { | ||
| return kernels; | ||
| } | ||
| ~KernelsInProgram() { | ||
| for(cl_kernel kernel: kernels) { | ||
| clReleaseKernel(kernel); | ||
| } | ||
| } | ||
| }; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,45 @@ | ||
| #pragma once | ||
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| #include <vector> | ||
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| template<typename T> | ||
| std::string to_string(T value) { | ||
| std::ostringstream ss; | ||
| ss << value; | ||
| return ss.str(); | ||
| } | ||
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| void reportError(cl_int err, const std::string &filename, int line) { | ||
| if (CL_SUCCESS == err) | ||
| return; | ||
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| // Таблица с кодами ошибок: | ||
| // libs/clew/CL/cl.h:103 | ||
| // P.S. Быстрый переход к файлу в CLion: Ctrl+Shift+N -> cl.h (или даже с номером строки: cl.h:103) -> Enter | ||
| std::string message = "OpenCL error code " + to_string(err) + " encountered at " + filename + ":" + to_string(line); | ||
| throw std::runtime_error(message); | ||
| } | ||
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| #define OCL_SAFE_CALL(expr) reportError(expr, __FILE__, __LINE__) | ||
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| template <typename R, typename SIZE_INFO_TYPE, typename CL_GET_INFO_F, typename... Args> | ||
| std::vector<R> getInfoVec(CL_GET_INFO_F getInfoF, Args... args) { | ||
| SIZE_INFO_TYPE infoSize = 0; | ||
| OCL_SAFE_CALL(getInfoF(args..., 0, nullptr, &infoSize)); | ||
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| std::vector<R> infoVec(infoSize); | ||
| OCL_SAFE_CALL(getInfoF(args..., infoSize, infoVec.data(), nullptr)); | ||
| return infoVec; | ||
| } | ||
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| template <typename R, typename CL_GET_INFO_F, typename... Args> | ||
| R getInfo(CL_GET_INFO_F getInfoF, Args... args) { | ||
| std::size_t infoSize = 0; | ||
| OCL_SAFE_CALL(getInfoF(args..., 0, nullptr, &infoSize)); | ||
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| R info = 0; | ||
| OCL_SAFE_CALL(getInfoF(args..., infoSize, &info, nullptr)); | ||
| return info; | ||
| } |
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