kc3-lang/angle/src/libGLESv2/global_state.h

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• Hash : b02fc662
  Author :
  Date : 2018-08-21T09:48:01
  

  Lock around all EGL and GL calls with a global mutex.
  
  BUG=angleproject:2464
  
  Change-Id: I0231cc84777272f9cf26298c6a137f1ad3fd51d6
  Reviewed-on: https://chromium-review.googlesource.com/1183441
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Geoff Lang <geofflang@chromium.org>
  

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• src/libGLESv2/global_state.h

• //
  // Copyright(c) 2014 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.
  //
  
  // global_state.h : Defines functions for querying the thread-local GL and EGL state.
  
  #ifndef LIBGLESV2_GLOBALSTATE_H_
  #define LIBGLESV2_GLOBALSTATE_H_
  
  #include "libANGLE/features.h"
  
  #include <mutex>
  
  namespace gl
  {
  class Context;
  
  Context *GetGlobalContext();
  Context *GetValidGlobalContext();
  
  }  // namespace gl
  
  namespace egl
  {
  class Debug;
  class Thread;
  
  Thread *GetCurrentThread();
  Debug *GetDebug();
  
  }  // namespace egl
  
  #if ANGLE_FORCE_THREAD_SAFETY == ANGLE_ENABLED
  namespace angle
  {
  std::mutex &GetGlobalMutex();
  }  // namespace angle
  
  #define ANGLE_SCOPED_GLOBAL_LOCK() \
      std::lock_guard<std::mutex> globalMutexLock(angle::GetGlobalMutex())
  #else
  #define ANGLE_SCOPED_GLOBAL_LOCK()
  #endif
  
  #endif  // LIBGLESV2_GLOBALSTATE_H_
  

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