| // Copyright 2014 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. |
| |
| #include "services/ui/public/cpp/window_compositor_frame_sink.h" |
| |
| #include "base/bind.h" |
| #include "base/memory/ptr_util.h" |
| #include "cc/output/compositor_frame.h" |
| #include "cc/output/compositor_frame_sink_client.h" |
| |
| namespace ui { |
| |
| // static |
| std::unique_ptr<WindowCompositorFrameSink> WindowCompositorFrameSink::Create( |
| const cc::FrameSinkId& frame_sink_id, |
| scoped_refptr<cc::ContextProvider> context_provider, |
| gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager, |
| std::unique_ptr<WindowCompositorFrameSinkBinding>* |
| compositor_frame_sink_binding) { |
| cc::mojom::MojoCompositorFrameSinkPtr compositor_frame_sink; |
| cc::mojom::MojoCompositorFrameSinkClientPtr compositor_frame_sink_client; |
| cc::mojom::MojoCompositorFrameSinkClientRequest |
| compositor_frame_sink_client_request = |
| MakeRequest(&compositor_frame_sink_client); |
| |
| compositor_frame_sink_binding->reset(new WindowCompositorFrameSinkBinding( |
| MakeRequest(&compositor_frame_sink), |
| compositor_frame_sink_client.PassInterface())); |
| return base::WrapUnique(new WindowCompositorFrameSink( |
| frame_sink_id, std::move(context_provider), gpu_memory_buffer_manager, |
| compositor_frame_sink.PassInterface(), |
| std::move(compositor_frame_sink_client_request))); |
| } |
| |
| WindowCompositorFrameSink::~WindowCompositorFrameSink() {} |
| |
| bool WindowCompositorFrameSink::BindToClient( |
| cc::CompositorFrameSinkClient* client) { |
| if (!cc::CompositorFrameSink::BindToClient(client)) |
| return false; |
| |
| DCHECK(!thread_checker_); |
| thread_checker_.reset(new base::ThreadChecker()); |
| compositor_frame_sink_.Bind(std::move(compositor_frame_sink_info_)); |
| client_binding_.reset( |
| new mojo::Binding<cc::mojom::MojoCompositorFrameSinkClient>( |
| this, std::move(client_request_))); |
| |
| begin_frame_source_ = base::MakeUnique<cc::ExternalBeginFrameSource>(this); |
| |
| client->SetBeginFrameSource(begin_frame_source_.get()); |
| return true; |
| } |
| |
| void WindowCompositorFrameSink::DetachFromClient() { |
| client_->SetBeginFrameSource(nullptr); |
| begin_frame_source_.reset(); |
| compositor_frame_sink_.reset(); |
| cc::CompositorFrameSink::DetachFromClient(); |
| } |
| |
| void WindowCompositorFrameSink::SubmitCompositorFrame( |
| cc::CompositorFrame frame) { |
| DCHECK(thread_checker_); |
| DCHECK(thread_checker_->CalledOnValidThread()); |
| if (!compositor_frame_sink_) |
| return; |
| |
| gfx::Size frame_size = last_submitted_frame_size_; |
| if (!frame.render_pass_list.empty()) |
| frame_size = frame.render_pass_list[0]->output_rect.size(); |
| if (!local_frame_id_.is_valid() || frame_size != last_submitted_frame_size_) |
| local_frame_id_ = id_allocator_.GenerateId(); |
| |
| compositor_frame_sink_->SubmitCompositorFrame(local_frame_id_, |
| std::move(frame)); |
| |
| last_submitted_frame_size_ = frame_size; |
| } |
| |
| WindowCompositorFrameSink::WindowCompositorFrameSink( |
| const cc::FrameSinkId& frame_sink_id, |
| scoped_refptr<cc::ContextProvider> context_provider, |
| gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager, |
| cc::mojom::MojoCompositorFrameSinkPtrInfo compositor_frame_sink_info, |
| cc::mojom::MojoCompositorFrameSinkClientRequest client_request) |
| : cc::CompositorFrameSink(std::move(context_provider), |
| nullptr, |
| gpu_memory_buffer_manager, |
| nullptr), |
| compositor_frame_sink_info_(std::move(compositor_frame_sink_info)), |
| client_request_(std::move(client_request)), |
| frame_sink_id_(frame_sink_id) {} |
| |
| void WindowCompositorFrameSink::DidReceiveCompositorFrameAck() { |
| DCHECK(thread_checker_); |
| DCHECK(thread_checker_->CalledOnValidThread()); |
| if (!client_) |
| return; |
| client_->DidReceiveCompositorFrameAck(); |
| } |
| |
| void WindowCompositorFrameSink::OnBeginFrame( |
| const cc::BeginFrameArgs& begin_frame_args) { |
| begin_frame_source_->OnBeginFrame(begin_frame_args); |
| } |
| |
| void WindowCompositorFrameSink::ReclaimResources( |
| const cc::ReturnedResourceArray& resources) { |
| DCHECK(thread_checker_); |
| DCHECK(thread_checker_->CalledOnValidThread()); |
| if (!client_) |
| return; |
| client_->ReclaimResources(resources); |
| } |
| |
| void WindowCompositorFrameSink::WillDrawSurface() { |
| // TODO(fsamuel, staraz): Implement this. |
| } |
| |
| void WindowCompositorFrameSink::OnNeedsBeginFrames(bool needs_begin_frames) { |
| compositor_frame_sink_->SetNeedsBeginFrame(needs_begin_frames); |
| } |
| |
| WindowCompositorFrameSinkBinding::~WindowCompositorFrameSinkBinding() {} |
| |
| WindowCompositorFrameSinkBinding::WindowCompositorFrameSinkBinding( |
| cc::mojom::MojoCompositorFrameSinkRequest compositor_frame_sink_request, |
| cc::mojom::MojoCompositorFrameSinkClientPtrInfo |
| compositor_frame_sink_client) |
| : compositor_frame_sink_request_(std::move(compositor_frame_sink_request)), |
| compositor_frame_sink_client_(std::move(compositor_frame_sink_client)) {} |
| |
| cc::mojom::MojoCompositorFrameSinkRequest |
| WindowCompositorFrameSinkBinding::TakeFrameSinkRequest() { |
| return std::move(compositor_frame_sink_request_); |
| } |
| |
| cc::mojom::MojoCompositorFrameSinkClientPtrInfo |
| WindowCompositorFrameSinkBinding::TakeFrameSinkClient() { |
| return std::move(compositor_frame_sink_client_); |
| } |
| |
| } // namespace ui |