cc: Allow TestDelegatingOutputSurface to be used for non-pixel tests.

cc/test/pixel_test_delegating_output_surface.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 "cc/test/pixel_test_delegating_output_surface.h"
-
-#include <stdint.h>
-#include <memory>
-#include <utility>
-
-#include "base/memory/ptr_util.h"
-#include "base/threading/thread_task_runner_handle.h"
-#include "cc/output/begin_frame_args.h"
-#include "cc/output/compositor_frame_ack.h"
-#include "cc/output/direct_renderer.h"
-#include "cc/output/texture_mailbox_deleter.h"
-#include "cc/scheduler/begin_frame_source.h"
-#include "cc/scheduler/delay_based_time_source.h"
-#include "cc/test/begin_frame_args_test.h"
-#include "cc/test/pixel_test_output_surface.h"
-#include "cc/test/pixel_test_software_output_device.h"
-#include "cc/test/test_in_process_context_provider.h"
-
-static constexpr uint32_t kCompositorClientId = 1;
-
-namespace cc {
-
-PixelTestDelegatingOutputSurface::PixelTestDelegatingOutputSurface(
-    scoped_refptr<ContextProvider> compositor_context_provider,
-    scoped_refptr<ContextProvider> worker_context_provider,
-    scoped_refptr<ContextProvider> display_context_provider,
-    const RendererSettings& renderer_settings,
-    SharedBitmapManager* shared_bitmap_manager,
-    gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
-    const gfx::Size& surface_expansion_size,
-    bool allow_force_reclaim_resources,
-    bool synchronous_composite)
-    : OutputSurface(std::move(compositor_context_provider),
-                    std::move(worker_context_provider),
-                    nullptr),
-      shared_bitmap_manager_(shared_bitmap_manager),
-      gpu_memory_buffer_manager_(gpu_memory_buffer_manager),
-      surface_expansion_size_(surface_expansion_size),
-      allow_force_reclaim_resources_(allow_force_reclaim_resources),
-      synchronous_composite_(synchronous_composite),
-      renderer_settings_(renderer_settings),
-      display_context_provider_(std::move(display_context_provider)),
-      surface_manager_(new SurfaceManager),
-      surface_id_allocator_(new SurfaceIdAllocator(kCompositorClientId)),
-      surface_factory_(new SurfaceFactory(surface_manager_.get(), this)),
-      weak_ptrs_(this) {
-  capabilities_.delegated_rendering = true;
-  capabilities_.can_force_reclaim_resources = allow_force_reclaim_resources_;
-
-  surface_id_allocator_->RegisterSurfaceClientId(surface_manager_.get());
-}
-
-PixelTestDelegatingOutputSurface::~PixelTestDelegatingOutputSurface() {}
-
-bool PixelTestDelegatingOutputSurface::BindToClient(
-    OutputSurfaceClient* client) {
-  if (!OutputSurface::BindToClient(client))
-    return false;
-
-  surface_manager_->RegisterSurfaceFactoryClient(
-      surface_id_allocator_->client_id(), this);
-
-  // The PixelTestOutputSurface is owned by the Display.
-  std::unique_ptr<PixelTestOutputSurface> output_surface;
-
-  if (!context_provider()) {
-    std::unique_ptr<PixelTestSoftwareOutputDevice> software_output_device(
-        new PixelTestSoftwareOutputDevice);
-    software_output_device->set_surface_expansion_size(surface_expansion_size_);
-    output_surface = base::MakeUnique<PixelTestOutputSurface>(
-        std::move(software_output_device));
-  } else {
-    bool flipped_output_surface = false;
-    output_surface = base::MakeUnique<PixelTestOutputSurface>(
-        std::move(display_context_provider_), nullptr, flipped_output_surface);
-  }
-  output_surface->set_surface_expansion_size(surface_expansion_size_);
-
-  auto* task_runner = base::ThreadTaskRunnerHandle::Get().get();
-  CHECK(task_runner);
-
-  std::unique_ptr<SyntheticBeginFrameSource> begin_frame_source;
-  std::unique_ptr<DisplayScheduler> scheduler;
-  if (!synchronous_composite_) {
-    begin_frame_source.reset(new DelayBasedBeginFrameSource(
-        base::MakeUnique<DelayBasedTimeSource>(task_runner)));
-    scheduler.reset(new DisplayScheduler(
-        begin_frame_source.get(), task_runner,
-        output_surface->capabilities().max_frames_pending));
-  }
-
-  display_.reset(new Display(
-      surface_manager_.get(), shared_bitmap_manager_,
-      gpu_memory_buffer_manager_, renderer_settings_,
-      surface_id_allocator_->client_id(), std::move(begin_frame_source),
-      std::move(output_surface), std::move(scheduler),
-      base::MakeUnique<TextureMailboxDeleter>(task_runner)));
-  display_->SetEnlargePassTextureAmountForTesting(enlarge_pass_texture_amount_);
-
-  display_->Initialize(&display_client_);
-  return true;
-}
-
-void PixelTestDelegatingOutputSurface::DetachFromClient() {
-  if (!delegated_surface_id_.is_null())
-    surface_factory_->Destroy(delegated_surface_id_);
-  surface_manager_->UnregisterSurfaceFactoryClient(
-      surface_id_allocator_->client_id());
-
-  display_ = nullptr;
-  surface_factory_ = nullptr;
-  surface_id_allocator_ = nullptr;
-  surface_manager_ = nullptr;
-  weak_ptrs_.InvalidateWeakPtrs();
-  OutputSurface::DetachFromClient();
-}
-
-void PixelTestDelegatingOutputSurface::SwapBuffers(CompositorFrame frame) {
-  if (delegated_surface_id_.is_null()) {
-    delegated_surface_id_ = surface_id_allocator_->GenerateId();
-    surface_factory_->Create(delegated_surface_id_);
-  }
-  display_->SetSurfaceId(delegated_surface_id_,
-                         frame.metadata.device_scale_factor);
-
-  gfx::Size frame_size =
-      frame.delegated_frame_data->render_pass_list.back()->output_rect.size();
-  display_->Resize(frame_size);
-
-  surface_factory_->SubmitCompositorFrame(
-      delegated_surface_id_, std::move(frame),
-      base::Bind(&PixelTestDelegatingOutputSurface::DrawCallback,
-                 weak_ptrs_.GetWeakPtr()));
-
-  if (synchronous_composite_)
-    display_->DrawAndSwap();
-}
-
-void PixelTestDelegatingOutputSurface::SetEnlargePassTextureAmount(
-    const gfx::Size& amount) {
-  DCHECK(!HasClient());
-  enlarge_pass_texture_amount_ = amount;
-}
-
-void PixelTestDelegatingOutputSurface::DrawCallback(SurfaceDrawStatus) {
-  client_->DidSwapBuffersComplete();
-}
-
-void PixelTestDelegatingOutputSurface::ForceReclaimResources() {
-  if (allow_force_reclaim_resources_ && !delegated_surface_id_.is_null()) {
-    surface_factory_->SubmitCompositorFrame(delegated_surface_id_,
-                                            CompositorFrame(),
-                                            SurfaceFactory::DrawCallback());
-  }
-}
-
-void PixelTestDelegatingOutputSurface::BindFramebuffer() {
-  // This is a delegating output surface, no framebuffer/direct drawing support.
-  NOTREACHED();
-}
-
-uint32_t PixelTestDelegatingOutputSurface::GetFramebufferCopyTextureFormat() {
-  // This is a delegating output surface, no framebuffer/direct drawing support.
-  NOTREACHED();
-  return 0;
-}
-
-void PixelTestDelegatingOutputSurface::ReturnResources(
-    const ReturnedResourceArray& resources) {
-  CompositorFrameAck ack;
-  ack.resources = resources;
-  client_->ReclaimResources(&ack);
-}
-
-void PixelTestDelegatingOutputSurface::SetBeginFrameSource(
-    BeginFrameSource* begin_frame_source) {
-  client_->SetBeginFrameSource(begin_frame_source);
-}
-
-}  // namespace cc