Fork cc::OutputSurface into cc::CompositorFrameSink.

content/renderer/gpu/renderer_compositor_frame_sink.cc

 // Copyright (c) 2012 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 "content/renderer/gpu/compositor_output_surface.h"
+#include "content/renderer/gpu/renderer_compositor_frame_sink.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/location.h"
 #include "base/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "build/build_config.h"
 #include "cc/output/compositor_frame.h"
+#include "cc/output/compositor_frame_sink_client.h"
 #include "cc/output/managed_memory_policy.h"
-#include "cc/output/output_surface_client.h"
 #include "content/common/gpu/client/context_provider_command_buffer.h"
 #include "content/common/view_messages.h"
 #include "content/public/common/content_switches.h"
 #include "content/renderer/gpu/frame_swap_message_queue.h"
 #include "content/renderer/render_thread_impl.h"
 #include "gpu/command_buffer/client/context_support.h"
 #include "gpu/command_buffer/client/gles2_interface.h"
 #include "gpu/ipc/client/command_buffer_proxy_impl.h"
 #include "ipc/ipc_sync_channel.h"
 
 namespace content {
 
-CompositorOutputSurface::CompositorOutputSurface(
+RendererCompositorFrameSink::RendererCompositorFrameSink(
     int32_t routing_id,
-    uint32_t output_surface_id,
+    uint32_t compositor_frame_sink_id,
     std::unique_ptr<cc::BeginFrameSource> begin_frame_source,
     scoped_refptr<cc::ContextProvider> context_provider,
     scoped_refptr<cc::ContextProvider> worker_context_provider,
     scoped_refptr<FrameSwapMessageQueue> swap_frame_message_queue)
-    : OutputSurface(std::move(context_provider),
-                    std::move(worker_context_provider),
-                    nullptr),
-      output_surface_id_(output_surface_id),
-      output_surface_filter_(
+    : CompositorFrameSink(std::move(context_provider),
+                          std::move(worker_context_provider),
+                          nullptr),
+      compositor_frame_sink_id_(compositor_frame_sink_id),
+      compositor_frame_sink_filter_(
           RenderThreadImpl::current()->compositor_message_filter()),
       message_sender_(RenderThreadImpl::current()->sync_message_filter()),
       frame_swap_message_queue_(swap_frame_message_queue),
       begin_frame_source_(std::move(begin_frame_source)),
       routing_id_(routing_id) {
-  DCHECK(output_surface_filter_);
+  DCHECK(compositor_frame_sink_filter_);
   DCHECK(frame_swap_message_queue_);
   DCHECK(message_sender_);
   DCHECK(begin_frame_source_);
   capabilities_.delegated_rendering = true;
 }
 
-CompositorOutputSurface::CompositorOutputSurface(
+RendererCompositorFrameSink::RendererCompositorFrameSink(
     int32_t routing_id,
-    uint32_t output_surface_id,
+    uint32_t compositor_frame_sink_id,
     std::unique_ptr<cc::BeginFrameSource> begin_frame_source,
     scoped_refptr<cc::VulkanContextProvider> vulkan_context_provider,
     scoped_refptr<FrameSwapMessageQueue> swap_frame_message_queue)
-    : OutputSurface(std::move(vulkan_context_provider)),
-      output_surface_id_(output_surface_id),
-      output_surface_filter_(
+    : CompositorFrameSink(std::move(vulkan_context_provider)),
+      compositor_frame_sink_id_(compositor_frame_sink_id),
+      compositor_frame_sink_filter_(
           RenderThreadImpl::current()->compositor_message_filter()),
       message_sender_(RenderThreadImpl::current()->sync_message_filter()),
       frame_swap_message_queue_(swap_frame_message_queue),
       begin_frame_source_(std::move(begin_frame_source)),
       routing_id_(routing_id) {
-  DCHECK(output_surface_filter_);
+  DCHECK(compositor_frame_sink_filter_);
   DCHECK(frame_swap_message_queue_);
   DCHECK(message_sender_);
   DCHECK(begin_frame_source_);
   capabilities_.delegated_rendering = true;
 }
 
-CompositorOutputSurface::~CompositorOutputSurface() = default;
+RendererCompositorFrameSink::~RendererCompositorFrameSink() = default;
 
-bool CompositorOutputSurface::BindToClient(
-    cc::OutputSurfaceClient* client) {
-  if (!cc::OutputSurface::BindToClient(client))
+bool RendererCompositorFrameSink::BindToClient(
+    cc::CompositorFrameSinkClient* client) {
+  if (!cc::CompositorFrameSink::BindToClient(client))
     return false;
 
   DCHECK(begin_frame_source_);
   client_->SetBeginFrameSource(begin_frame_source_.get());
 
-  output_surface_proxy_ = new CompositorOutputSurfaceProxy(this);
-  output_surface_filter_handler_ =
-      base::Bind(&CompositorOutputSurfaceProxy::OnMessageReceived,
-                 output_surface_proxy_);
-  output_surface_filter_->AddHandlerOnCompositorThread(
-                              routing_id_,
-                              output_surface_filter_handler_);
+  compositor_frame_sink_proxy_ = new RendererCompositorFrameSinkProxy(this);
+  compositor_frame_sink_filter_handler_ =
+      base::Bind(&RendererCompositorFrameSinkProxy::OnMessageReceived,
+                 compositor_frame_sink_proxy_);
+  compositor_frame_sink_filter_->AddHandlerOnCompositorThread(
+      routing_id_, compositor_frame_sink_filter_handler_);
   return true;
 }
 
-void CompositorOutputSurface::DetachFromClient() {
+void RendererCompositorFrameSink::DetachFromClient() {
   if (!HasClient())
     return;
   client_->SetBeginFrameSource(nullptr);
   // Destroy the begin frame source on the same thread it was bound on.
-  // The OutputSurface itself is destroyed on the main thread.
+  // The CompositorFrameSink itself is destroyed on the main thread.
   begin_frame_source_ = nullptr;
 
-  if (output_surface_proxy_) {
-    output_surface_proxy_->ClearOutputSurface();
-    output_surface_filter_->RemoveHandlerOnCompositorThread(
-        routing_id_, output_surface_filter_handler_);
+  if (compositor_frame_sink_proxy_) {
+    compositor_frame_sink_proxy_->ClearCompositorFrameSink();
+    compositor_frame_sink_filter_->RemoveHandlerOnCompositorThread(
+        routing_id_, compositor_frame_sink_filter_handler_);
   }
-  cc::OutputSurface::DetachFromClient();
+  cc::CompositorFrameSink::DetachFromClient();
 }
 
-void CompositorOutputSurface::SwapBuffers(cc::CompositorFrame frame) {
+void RendererCompositorFrameSink::SwapBuffers(cc::CompositorFrame frame) {
   {
     std::unique_ptr<FrameSwapMessageQueue::SendMessageScope>
         send_message_scope =
             frame_swap_message_queue_->AcquireSendMessageScope();
     std::vector<std::unique_ptr<IPC::Message>> messages;
     std::vector<IPC::Message> messages_to_deliver_with_frame;
     frame_swap_message_queue_->DrainMessages(&messages);
     FrameSwapMessageQueue::TransferMessages(&messages,
                                             &messages_to_deliver_with_frame);
-    Send(new ViewHostMsg_SwapCompositorFrame(routing_id_, output_surface_id_,
-                                             frame,
+    Send(new ViewHostMsg_SwapCompositorFrame(routing_id_,
+                                             compositor_frame_sink_id_, frame,
                                              messages_to_deliver_with_frame));
     // ~send_message_scope.
   }
 }
 
-void CompositorOutputSurface::BindFramebuffer() {
+void RendererCompositorFrameSink::BindFramebuffer() {
   // This is a delegating output surface, no framebuffer/direct drawing support.
   NOTREACHED();
 }
 
-uint32_t CompositorOutputSurface::GetFramebufferCopyTextureFormat() {
+uint32_t RendererCompositorFrameSink::GetFramebufferCopyTextureFormat() {
   // This is a delegating output surface, no framebuffer/direct drawing support.
   NOTREACHED();
   return 0;
 }
 
-void CompositorOutputSurface::OnMessageReceived(const IPC::Message& message) {
+void RendererCompositorFrameSink::OnMessageReceived(
+    const IPC::Message& message) {
   DCHECK(client_thread_checker_.CalledOnValidThread());
   if (!HasClient())
     return;
-  IPC_BEGIN_MESSAGE_MAP(CompositorOutputSurface, message)
+  IPC_BEGIN_MESSAGE_MAP(RendererCompositorFrameSink, message)
     IPC_MESSAGE_HANDLER(ViewMsg_ReclaimCompositorResources,
                         OnReclaimCompositorResources);
   IPC_END_MESSAGE_MAP()
 }
 
-void CompositorOutputSurface::OnReclaimCompositorResources(
-    uint32_t output_surface_id,
+void RendererCompositorFrameSink::OnReclaimCompositorResources(
+    uint32_t compositor_frame_sink_id,
     bool is_swap_ack,
     const cc::ReturnedResourceArray& resources) {
   // Ignore message if it's a stale one coming from a different output surface
   // (e.g. after a lost context).
-  if (output_surface_id != output_surface_id_)
+  if (compositor_frame_sink_id != compositor_frame_sink_id_)
     return;
   client_->ReclaimResources(resources);
   if (is_swap_ack)
     client_->DidSwapBuffersComplete();
 }
 
-bool CompositorOutputSurface::Send(IPC::Message* message) {
+bool RendererCompositorFrameSink::Send(IPC::Message* message) {
   return message_sender_->Send(message);
 }
 
 }  // namespace content