| // |
| // Copyright 2021 The ANGLE Project Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| // |
| // cl_util.h: Helper functions for the CL back end |
| |
| #ifndef LIBANGLE_RENDERER_CL_CL_UTIL_H_ |
| #define LIBANGLE_RENDERER_CL_CL_UTIL_H_ |
| |
| #include "libANGLE/renderer/CLtypes.h" |
| |
| #include "anglebase/no_destructor.h" |
| |
| #include <string> |
| #include <unordered_set> |
| |
| #define ANGLE_SUPPORTED_OPENCL_EXTENSIONS "cl_khr_extended_versioning", "cl_khr_icd" |
| |
| namespace rx |
| { |
| |
| // Extract numeric version from OpenCL version string |
| cl_version ExtractCLVersion(const std::string &version); |
| |
| using CLExtensionSet = std::unordered_set<std::string>; |
| |
| // Get a set of OpenCL extensions which are supported to be passed through |
| inline const CLExtensionSet &GetSupportedCLExtensions() |
| { |
| static angle::base::NoDestructor<CLExtensionSet> sExtensions( |
| {ANGLE_SUPPORTED_OPENCL_EXTENSIONS}); |
| return *sExtensions; |
| } |
| |
| // Check if a specific OpenCL extensions is supported to be passed through |
| inline bool IsCLExtensionSupported(const std::string &extension) |
| { |
| const CLExtensionSet &supported = GetSupportedCLExtensions(); |
| return supported.find(extension) != supported.cend(); |
| } |
| |
| // Filter out extensions which are not (yet) supported to be passed through |
| void RemoveUnsupportedCLExtensions(std::string &extensions); |
| void RemoveUnsupportedCLExtensions(NameVersionVector &extensions); |
| |
| } // namespace rx |
| |
| #endif // LIBANGLE_RENDERER_CL_CL_UTIL_H_ |