kc3-lang/angle/src/libANGLE/renderer/gl/SyncGL.cpp

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• Author : Jamie Madill
  Date : 2018-07-25 10:41:22
  Hash : a0691b77
  Message : Pass Context to Fence Impl methods. This is needed for the error refactoring and also for the Vulkan implementation. Bug: angleproject:2738 Change-Id: I4e1bed7f67ef17feb5554b5838a2ed5feb22bba0 Reviewed-on: https://chromium-review.googlesource.com/1150091 Reviewed-by: Yuly Novikov <ynovikov@chromium.org> Commit-Queue: Jamie Madill <jmadill@chromium.org>

• src/libANGLE/renderer/gl/SyncGL.cpp

• //
  // Copyright 2015 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.
  //
  
  // SyncGL.cpp: Implements the class methods for SyncGL.
  
  #include "libANGLE/renderer/gl/SyncGL.h"
  
  #include "common/debug.h"
  #include "libANGLE/renderer/gl/FunctionsGL.h"
  
  namespace rx
  {
  
  SyncGL::SyncGL(const FunctionsGL *functions) : SyncImpl(), mFunctions(functions), mSyncObject(0)
  {
      ASSERT(mFunctions);
  }
  
  SyncGL::~SyncGL()
  {
      if (mSyncObject != 0)
      {
          mFunctions->deleteSync(mSyncObject);
      }
  }
  
  gl::Error SyncGL::set(const gl::Context *context, GLenum condition, GLbitfield flags)
  {
      ASSERT(condition == GL_SYNC_GPU_COMMANDS_COMPLETE && flags == 0);
      mSyncObject = mFunctions->fenceSync(condition, flags);
      if (mSyncObject == 0)
      {
          // if glFenceSync fails, it returns 0.
          return gl::OutOfMemory() << "glFenceSync failed to create a GLsync object.";
      }
  
      return gl::NoError();
  }
  
  gl::Error SyncGL::clientWait(const gl::Context *context,
                               GLbitfield flags,
                               GLuint64 timeout,
                               GLenum *outResult)
  {
      ASSERT(mSyncObject != 0);
      *outResult = mFunctions->clientWaitSync(mSyncObject, flags, timeout);
      return gl::NoError();
  }
  
  gl::Error SyncGL::serverWait(const gl::Context *context, GLbitfield flags, GLuint64 timeout)
  {
      ASSERT(mSyncObject != 0);
      mFunctions->waitSync(mSyncObject, flags, timeout);
      return gl::NoError();
  }
  
  gl::Error SyncGL::getStatus(const gl::Context *context, GLint *outResult)
  {
      ASSERT(mSyncObject != 0);
      mFunctions->getSynciv(mSyncObject, GL_SYNC_STATUS, 1, nullptr, outResult);
      return gl::NoError();
  }
  }