kc3-lang/angle/util/util_gl.h

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• Hash : 3d8dff0a
  Author :
  Date : 2025-08-26T20:23:21
  

  Suppress unsafe buffers on a file-by-file basis in util/
  
  Bug: b/436880895
  Change-Id: I299247e38853bb16afd466e3f6521342c0a2b0f8
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6891980
  Auto-Submit: Tom Sepez <tsepez@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
  Commit-Queue: Geoff Lang <geofflang@chromium.org>
  

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• util/util_gl.h

• //
  // Copyright 2018 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.
  //
  // util_gl.h: Includes the right GL/EGL headers for static/shared link.
  
  #ifndef UTIL_GL_H_
  #define UTIL_GL_H_
  
  #ifdef UNSAFE_BUFFERS_BUILD
  #    pragma allow_unsafe_buffers
  #endif
  
  #include "common/platform.h"
  
  #if defined(ANGLE_USE_UTIL_LOADER)
  #    include "util/egl_loader_autogen.h"
  #    include "util/gles_loader_autogen.h"
  #    if defined(ANGLE_PLATFORM_WINDOWS) && !defined(ANGLE_ENABLE_WINDOWS_UWP)
  #        include "util/windows/wgl_loader_autogen.h"
  #    endif  // defined(ANGLE_PLATFORM_WINDOWS) && !defined(ANGLE_ENABLE_WINDOWS_UWP)
  #else
  
  #    if !defined(GL_GLES_PROTOTYPES)
  #        error Config error. Should either be using the ANGLE GL loader or header prototypes.
  #    endif  // !defined(GL_GLES_PROTOTYPES)
  
  #    include <EGL/egl.h>
  #    include <EGL/eglext.h>
  #    include "angle_gl.h"
  #endif  // defined(ANGLE_USE_UTIL_LOADER)
  
  #include <cstring>
  #include <string>
  #include <utility>
  
  namespace angle
  {
  inline bool CheckExtensionExists(const char *allExtensions, const std::string &extName)
  {
      const std::string paddedExtensions = std::string(" ") + allExtensions + std::string(" ");
      return paddedExtensions.find(std::string(" ") + extName + std::string(" ")) !=
             std::string::npos;
  }
  
  inline std::pair<EGLint, EGLint> GetCurrentContextVersion()
  {
      const char *versionString = reinterpret_cast<const char *>(glGetString(GL_VERSION));
      if ((versionString == nullptr) || std::strstr(versionString, "OpenGL ES") == nullptr)
      {
          return {0, 0};
      }
  
      return {versionString[10] - '0', versionString[12] - '0'};
  }
  }  // namespace angle
  #endif  // UTIL_GL_H_
  

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