components/exo/compositor_frame_sink.cc

// Copyright 2016 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/exo/compositor_frame_sink.h"

#include "base/memory/ptr_util.h"
#include "cc/surfaces/surface.h"
#include "cc/surfaces/surface_manager.h"
#include "components/exo/compositor_frame_sink_holder.h"
#include "mojo/public/cpp/bindings/strong_binding.h"

namespace exo {

////////////////////////////////////////////////////////////////////////////////
// ExoComopositorFrameSink, public:

CompositorFrameSink::CompositorFrameSink(const cc::FrameSinkId& frame_sink_id,
                                         cc::SurfaceManager* surface_manager,
                                         CompositorFrameSinkHolder* client)
    : support_(cc::CompositorFrameSinkSupport::Create(
          this,
          surface_manager,
          frame_sink_id,
          false /* is_root */,
          true /* handles_frame_sink_id_invalidation */,
          true /* needs_sync_points */)),
      client_(client) {}

CompositorFrameSink::~CompositorFrameSink() {}

////////////////////////////////////////////////////////////////////////////////
// cc::mojom::MojoCompositorFrameSink overrides:

void CompositorFrameSink::SetNeedsBeginFrame(bool needs_begin_frame) {
  support_->SetNeedsBeginFrame(needs_begin_frame);
}

void CompositorFrameSink::SubmitCompositorFrame(
    const cc::LocalSurfaceId& local_surface_id,
    cc::CompositorFrame frame) {
  support_->SubmitCompositorFrame(local_surface_id, std::move(frame));
}

void CompositorFrameSink::BeginFrameDidNotSwap(
    const cc::BeginFrameAck& begin_frame_ack) {
  support_->BeginFrameDidNotSwap(begin_frame_ack);
}

void CompositorFrameSink::EvictFrame() {
  support_->EvictFrame();
}

////////////////////////////////////////////////////////////////////////////////
// cc::CompositorFrameSinkSupportClient overrides:

void CompositorFrameSink::DidReceiveCompositorFrameAck(
    const cc::ReturnedResourceArray& resources) {
  client_->DidReceiveCompositorFrameAck(resources);
}

void CompositorFrameSink::OnBeginFrame(const cc::BeginFrameArgs& args) {
  client_->OnBeginFrame(args);
}

void CompositorFrameSink::ReclaimResources(
    const cc::ReturnedResourceArray& resources) {
  client_->ReclaimResources(resources);
}

}  // namespace exo