GpuDisplayCompositorFrameSink => GpuRootCompositorFrameSink

components/display_compositor/gpu_root_compositor_frame_sink.cc

+// Copyright 2017 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 "components/display_compositor/gpu_root_compositor_frame_sink.h"
+
+#include "cc/surfaces/compositor_frame_sink_support.h"
+#include "cc/surfaces/display.h"
+
+namespace display_compositor {
+
+GpuRootCompositorFrameSink::GpuRootCompositorFrameSink(
+    GpuCompositorFrameSinkDelegate* delegate,
+    cc::SurfaceManager* surface_manager,
+    const cc::FrameSinkId& frame_sink_id,
+    std::unique_ptr<cc::Display> display,
+    std::unique_ptr<cc::BeginFrameSource> begin_frame_source,
+    cc::mojom::MojoCompositorFrameSinkAssociatedRequest request,
+    cc::mojom::MojoCompositorFrameSinkPrivateRequest
+        compositor_frame_sink_private_request,
+    cc::mojom::MojoCompositorFrameSinkClientPtr client,
+    cc::mojom::DisplayPrivateAssociatedRequest display_private_request)
+    : delegate_(delegate),
+      support_(base::MakeUnique<cc::CompositorFrameSinkSupport>(
+          this,
+          surface_manager,
+          frame_sink_id,
+          true /* is_root */,
+          true /* handles_frame_sink_id_invalidation */,
+          true /* needs_sync_points */)),
+      display_begin_frame_source_(std::move(begin_frame_source)),
+      display_(std::move(display)),
+      client_(std::move(client)),
+      compositor_frame_sink_binding_(this, std::move(request)),
+      compositor_frame_sink_private_binding_(
+          this,
+          std::move(compositor_frame_sink_private_request)),
+      display_private_binding_(this, std::move(display_private_request)) {
+  compositor_frame_sink_binding_.set_connection_error_handler(
+      base::Bind(&GpuRootCompositorFrameSink::OnClientConnectionLost,
+                 base::Unretained(this)));
+  compositor_frame_sink_private_binding_.set_connection_error_handler(
+      base::Bind(&GpuRootCompositorFrameSink::OnPrivateConnectionLost,
+                 base::Unretained(this)));
+  display_->Initialize(this, surface_manager);
+  display_->SetVisible(true);
+}
+
+GpuRootCompositorFrameSink::~GpuRootCompositorFrameSink() = default;
+
+void GpuRootCompositorFrameSink::SetDisplayVisible(bool visible) {
+  DCHECK(display_);
+  display_->SetVisible(visible);
+}
+
+void GpuRootCompositorFrameSink::ResizeDisplay(const gfx::Size& size) {
+  DCHECK(display_);
+  display_->Resize(size);
+}
+
+void GpuRootCompositorFrameSink::SetDisplayColorSpace(
+    const gfx::ColorSpace& color_space) {
+  DCHECK(display_);
+  display_->SetColorSpace(color_space);
+}
+
+void GpuRootCompositorFrameSink::SetOutputIsSecure(bool secure) {
+  DCHECK(display_);
+  display_->SetOutputIsSecure(secure);
+}
+
+void GpuRootCompositorFrameSink::SetLocalSurfaceId(
+    const cc::LocalSurfaceId& local_surface_id,
+    float scale_factor) {
+  display_->SetLocalSurfaceId(local_surface_id, scale_factor);
+}
+
+void GpuRootCompositorFrameSink::EvictFrame() {
+  support_->EvictFrame();
+}
+
+void GpuRootCompositorFrameSink::SetNeedsBeginFrame(bool needs_begin_frame) {
+  support_->SetNeedsBeginFrame(needs_begin_frame);
+}
+
+void GpuRootCompositorFrameSink::SubmitCompositorFrame(
+    const cc::LocalSurfaceId& local_surface_id,
+    cc::CompositorFrame frame) {
+  support_->SubmitCompositorFrame(local_surface_id, std::move(frame));
+}
+
+void GpuRootCompositorFrameSink::Require(
+    const cc::LocalSurfaceId& local_surface_id,
+    const cc::SurfaceSequence& sequence) {
+  support_->Require(local_surface_id, sequence);
+}
+
+void GpuRootCompositorFrameSink::Satisfy(const cc::SurfaceSequence& sequence) {
+  support_->Satisfy(sequence);
+}
+
+void GpuRootCompositorFrameSink::AddChildFrameSink(
+    const cc::FrameSinkId& child_frame_sink_id) {
+  support_->AddChildFrameSink(child_frame_sink_id);
+}
+
+void GpuRootCompositorFrameSink::RemoveChildFrameSink(
+    const cc::FrameSinkId& child_frame_sink_id) {
+  support_->RemoveChildFrameSink(child_frame_sink_id);
+}
+
+void GpuRootCompositorFrameSink::RequestCopyOfSurface(
+    std::unique_ptr<cc::CopyOutputRequest> request) {
+  support_->RequestCopyOfSurface(std::move(request));
+}
+
+void GpuRootCompositorFrameSink::DisplayOutputSurfaceLost() {
+  // TODO(staraz): Implement this. Client should hear about context/output
+  // surface lost.
+}
+
+void GpuRootCompositorFrameSink::DisplayWillDrawAndSwap(
+    bool will_draw_and_swap,
+    const cc::RenderPassList& render_pass) {}
+
+void GpuRootCompositorFrameSink::DisplayDidDrawAndSwap() {}
+
+void GpuRootCompositorFrameSink::DidReceiveCompositorFrameAck() {
+  if (client_)
+    client_->DidReceiveCompositorFrameAck();
+}
+
+void GpuRootCompositorFrameSink::OnBeginFrame(const cc::BeginFrameArgs& args) {
+  if (client_)
+    client_->OnBeginFrame(args);
+}
+
+void GpuRootCompositorFrameSink::ReclaimResources(
+    const cc::ReturnedResourceArray& resources) {
+  if (client_)
+    client_->ReclaimResources(resources);
+}
+
+void GpuRootCompositorFrameSink::WillDrawSurface(
+    const cc::LocalSurfaceId& local_surface_id,
+    const gfx::Rect& damage_rect) {
+  if (client_)
+    client_->WillDrawSurface(local_surface_id, damage_rect);
+}
+
+void GpuRootCompositorFrameSink::OnClientConnectionLost() {
+  client_connection_lost_ = true;
+  // Request destruction of |this| only if both connections are lost.
+  delegate_->OnClientConnectionLost(support_->frame_sink_id(),
+                                    private_connection_lost_);
+}
+
+void GpuRootCompositorFrameSink::OnPrivateConnectionLost() {
+  private_connection_lost_ = true;
+  // Request destruction of |this| only if both connections are lost.
+  delegate_->OnPrivateConnectionLost(support_->frame_sink_id(),
+                                     client_connection_lost_);
+}
+
+}  // namespace display_compositor