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

cc/test/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/test_delegating_output_surface.h"
+
+#include <stdint.h>
+#include <utility>
+
+#include "cc/output/begin_frame_args.h"
+#include "cc/output/compositor_frame_ack.h"
+#include "cc/test/begin_frame_args_test.h"
+
+static constexpr uint32_t kCompositorClientId = 1;
+
+namespace cc {
+
+TestDelegatingOutputSurface::TestDelegatingOutputSurface(
+    scoped_refptr<ContextProvider> compositor_context_provider,
+    scoped_refptr<ContextProvider> worker_context_provider,
+    std::unique_ptr<Display> display,
+    bool context_shared_with_compositor,
+    bool allow_force_reclaim_resources)
+    : OutputSurface(std::move(compositor_context_provider),
+                    std::move(worker_context_provider),
+                    nullptr),
+      surface_manager_(new SurfaceManager),
+      surface_id_allocator_(new SurfaceIdAllocator(kCompositorClientId)),
+      surface_factory_(new SurfaceFactory(surface_manager_.get(), this)),
+      display_(std::move(display)),
+      weak_ptrs_(this) {
+  CHECK(display_);
+  capabilities_.delegated_rendering = true;
+  capabilities_.can_force_reclaim_resources = allow_force_reclaim_resources;
+  capabilities_.delegated_sync_points_required =
+      !context_shared_with_compositor;
+
+  surface_id_allocator_->RegisterSurfaceClientId(surface_manager_.get());
+}
+
+TestDelegatingOutputSurface::~TestDelegatingOutputSurface() {}
+
+bool TestDelegatingOutputSurface::BindToClient(OutputSurfaceClient* client) {
+  if (!OutputSurface::BindToClient(client))
+    return false;
+
+  // We want the Display's output surface to hear about lost context, and since
+  // this shares a context with it (when delegated_sync_points_required is
+  // false), we should not be listening for lost context callbacks on the
+  // context here.
+  if (!capabilities_.delegated_sync_points_required && context_provider())
+    context_provider()->SetLostContextCallback(base::Closure());
+
+  surface_manager_->RegisterSurfaceFactoryClient(
+      surface_id_allocator_->client_id(), this);
+  display_->Initialize(&display_client_, surface_manager_.get(),
+                       surface_id_allocator_->client_id());
+  return true;
+}
+
+void TestDelegatingOutputSurface::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 TestDelegatingOutputSurface::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(&TestDelegatingOutputSurface::DrawCallback,
+                 weak_ptrs_.GetWeakPtr()));
+
+  if (!display_->has_scheduler())
+    display_->DrawAndSwap();
+}
+
+void TestDelegatingOutputSurface::DrawCallback(SurfaceDrawStatus) {
+  client_->DidSwapBuffersComplete();
+}
+
+void TestDelegatingOutputSurface::ForceReclaimResources() {
+  if (capabilities_.can_force_reclaim_resources &&
+      !delegated_surface_id_.is_null()) {
+    surface_factory_->SubmitCompositorFrame(delegated_surface_id_,
+                                            CompositorFrame(),
+                                            SurfaceFactory::DrawCallback());
+  }
+}
+
+void TestDelegatingOutputSurface::BindFramebuffer() {
+  // This is a delegating output surface, no framebuffer/direct drawing support.
+  NOTREACHED();
+}
+
+uint32_t TestDelegatingOutputSurface::GetFramebufferCopyTextureFormat() {
+  // This is a delegating output surface, no framebuffer/direct drawing support.
+  NOTREACHED();
+  return 0;
+}
+
+void TestDelegatingOutputSurface::ReturnResources(
+    const ReturnedResourceArray& resources) {
+  CompositorFrameAck ack;
+  ack.resources = resources;
+  client_->ReclaimResources(&ack);
+}
+
+void TestDelegatingOutputSurface::SetBeginFrameSource(
+    BeginFrameSource* begin_frame_source) {
+  client_->SetBeginFrameSource(begin_frame_source);
+}
+
+}  // namespace cc