kc3-lang/angle/src/libANGLE/cl_utils.h

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• Hash : 1891af05
  Author :
  Date : 2021-06-16T10:20:32
  

  CL: Refactor TRY macro and fix more conformance bugs
  
  Bug: angleproject:6015
  Change-Id: Id54be19822fec2ac5584ffe1d1cf5bb8f00c9094
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2967467
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Cody Northrop <cnorthrop@google.com>
  Commit-Queue: John Plate <jplate@google.com>
  

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• src/libANGLE/cl_utils.h

• //
  // 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_utils.h: Helper functions for the CL front end
  
  #ifndef LIBANGLE_CL_UTILS_H_
  #define LIBANGLE_CL_UTILS_H_
  
  #include "libANGLE/renderer/CLtypes.h"
  
  namespace cl
  {
  
  size_t GetChannelCount(cl_channel_order channelOrder);
  
  size_t GetElementSize(const cl_image_format &image_format);
  
  inline bool OverlapRegions(size_t offset1, size_t offset2, size_t size)
  {
      // From https://www.khronos.org/registry/OpenCL/specs/3.0-unified/html/OpenCL_API.html
      // The regions overlap if src_offset <= dst_offset <= src_offset + size - 1
      // or if dst_offset <= src_offset <= dst_offset + size - 1.
      return (offset1 <= offset2 && offset2 <= offset1 + size - 1u) ||
             (offset2 <= offset1 && offset1 <= offset2 + size - 1u);
  }
  
  bool IsValidImageFormat(const cl_image_format *imageFormat, const rx::CLExtensions &extensions);
  
  }  // namespace cl
  
  #endif  // LIBANGLE_CL_UTILS_H_
  

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