gfx/layers/TextureSync.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef MOZILLA_LAYERS_TEXTURESYNC_H
   8 #define MOZILLA_LAYERS_TEXTURESYNC_H
   9
  10 #include "base/process.h"
  11
  12 #include "nsTArray.h"
  13 #include "mozilla/layers/TextureSourceProvider.h"
  14
  15 #include "SharedMemory.h"
  16
  17 class MachReceiveMessage;
  18
  19 namespace mozilla {
  20 namespace ipc {
  21 struct MemoryPorts;
  22 }  // namespace ipc
  23
  24 namespace layers {
  25
  26 class TextureSync {
  27  public:
  28   static void RegisterTextureSourceProvider(
  29       layers::TextureSourceProvider* aTextureSourceProvider);
  30   static void UnregisterTextureSourceProvider(
  31       layers::TextureSourceProvider* aTextureSourceProvider);
  32   static void DispatchCheckTexturesForUnlock();
  33   static void HandleWaitForTexturesMessage(MachReceiveMessage* rmsg,
  34                                            ipc::MemoryPorts* ports);
  35   static void UpdateTextureLocks(base::ProcessId aProcessId);
  36   static bool WaitForTextures(base::ProcessId aProcessId,
  37                               const nsTArray<uint64_t>& aTextureIds);
  38   static void SetTexturesLocked(base::ProcessId aProcessId,
  39                                 const nsTArray<uint64_t>& aTextureIds);
  40   static void SetTexturesUnlocked(base::ProcessId aProcessId,
  41                                   const nsTArray<uint64_t>& aTextureIds);
  42   static void Shutdown();
  43   static void CleanupForPid(base::ProcessId aProcessId);
  44 };
  45
  46 }  // namespace layers
  47 }  // namespace mozilla
  48
  49 #endif