| // 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 "mojo/cc/output_surface_mojo.h" |
| |
| #include "base/bind.h" |
| #include "cc/output/compositor_frame.h" |
| #include "cc/output/output_surface_client.h" |
| #include "mojo/converters/geometry/geometry_type_converters.h" |
| #include "mojo/converters/surfaces/surfaces_type_converters.h" |
| |
| namespace mojo { |
| |
| OutputSurfaceMojo::OutputSurfaceMojo( |
| OutputSurfaceMojoClient* client, |
| const scoped_refptr<cc::ContextProvider>& context_provider, |
| SurfacePtr surface) |
| : cc::OutputSurface(context_provider), |
| output_surface_mojo_client_(client), |
| surface_(surface.Pass()), |
| id_namespace_(0u), |
| local_id_(0u) { |
| surface_->GetIdNamespace( |
| base::Bind(&OutputSurfaceMojo::SetIdNamespace, base::Unretained(this))); |
| capabilities_.delegated_rendering = true; |
| capabilities_.max_frames_pending = 1; |
| } |
| |
| OutputSurfaceMojo::~OutputSurfaceMojo() { |
| } |
| |
| void OutputSurfaceMojo::SetIdNamespace(uint32_t id_namespace) { |
| id_namespace_ = id_namespace; |
| if (local_id_) { |
| cc::SurfaceId qualified_id(static_cast<uint64_t>(id_namespace_) << 32 | |
| local_id_); |
| output_surface_mojo_client_->DidCreateSurface(qualified_id); |
| } |
| } |
| |
| bool OutputSurfaceMojo::BindToClient(cc::OutputSurfaceClient* client) { |
| return cc::OutputSurface::BindToClient(client); |
| } |
| |
| void OutputSurfaceMojo::SwapBuffers(cc::CompositorFrame* frame) { |
| gfx::Size frame_size = |
| frame->delegated_frame_data->render_pass_list.back()->output_rect.size(); |
| if (frame_size != surface_size_) { |
| if (local_id_ != 0u) { |
| surface_->DestroySurface(local_id_); |
| } |
| local_id_++; |
| surface_->CreateSurface(local_id_); |
| if (id_namespace_) { |
| cc::SurfaceId qualified_id(static_cast<uint64_t>(id_namespace_) << 32 | |
| local_id_); |
| output_surface_mojo_client_->DidCreateSurface(qualified_id); |
| } |
| surface_size_ = frame_size; |
| } |
| |
| surface_->SubmitFrame(local_id_, Frame::From(*frame), mojo::Closure()); |
| |
| client_->DidSwapBuffers(); |
| client_->DidSwapBuffersComplete(); |
| } |
| |
| } // namespace mojo |