| // Copyright 2020 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_MAILBOX_REF_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_MAILBOX_REF_H_ |
| |
| #include "base/memory/weak_ptr.h" |
| #include "base/single_thread_task_runner.h" |
| #include "base/threading/thread_checker.h" |
| #include "components/viz/common/resources/release_callback.h" |
| #include "gpu/command_buffer/common/sync_token.h" |
| #include "third_party/blink/renderer/platform/scheduler/public/thread.h" |
| #include "third_party/blink/renderer/platform/wtf/thread_safe_ref_counted.h" |
| |
| namespace blink { |
| class WebGraphicsContext3DProviderWrapper; |
| |
| class MailboxRef : public ThreadSafeRefCounted<MailboxRef> { |
| public: |
| MailboxRef(const gpu::SyncToken& sync_token, |
| base::PlatformThreadRef context_thread_ref, |
| scoped_refptr<base::SingleThreadTaskRunner> context_task_runner, |
| viz::ReleaseCallback release_callback); |
| ~MailboxRef(); |
| |
| bool is_cross_thread() const { |
| return base::PlatformThread::CurrentRef() != context_thread_ref_; |
| } |
| void set_sync_token(gpu::SyncToken token) { sync_token_ = token; } |
| const gpu::SyncToken& sync_token() const { return sync_token_; } |
| bool verified_flush() { return sync_token_.verified_flush(); } |
| |
| private: |
| gpu::SyncToken sync_token_; |
| const base::PlatformThreadRef context_thread_ref_; |
| const scoped_refptr<base::SingleThreadTaskRunner> context_task_runner_; |
| viz::ReleaseCallback release_callback_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_MAILBOX_REF_H_ |