cc: Move GPU raster to DirectRasterWorkerPool.

cc/resources/raster_worker_pool_delegate.cc

+// 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 "cc/resources/raster_worker_pool_delegate.h"
+
+namespace cc {
+
+RasterWorkerPoolDelegate::RasterWorkerPoolDelegate(
+    RasterWorkerPoolClient* client,
+    RasterWorkerPool** raster_worker_pools,
+    size_t num_raster_worker_pools)
+    : client_(client),
+      raster_worker_pools_(raster_worker_pools,
+                           raster_worker_pools + num_raster_worker_pools),
+      did_finish_running_tasks_pending_count_(0u),
+      did_finish_running_tasks_required_for_activation_pending_count_(0u) {
+  DCHECK(client_);
+  for (RasterWorkerPoolVector::iterator it = raster_worker_pools_.begin();
+       it != raster_worker_pools_.end();
+       ++it)
+    (*it)->SetClient(this);
+}
+
+RasterWorkerPoolDelegate::~RasterWorkerPoolDelegate() {}
+
+// static
+scoped_ptr<RasterWorkerPoolDelegate> RasterWorkerPoolDelegate::Create(
+    RasterWorkerPoolClient* client,
+    RasterWorkerPool** raster_worker_pools,
+    size_t num_raster_worker_pools) {
+  return make_scoped_ptr(new RasterWorkerPoolDelegate(
+      client, raster_worker_pools, num_raster_worker_pools));
+}
+
+void RasterWorkerPoolDelegate::Shutdown() {
+  for (RasterWorkerPoolVector::iterator it = raster_worker_pools_.begin();
+       it != raster_worker_pools_.end();
+       ++it)
+    (*it)->Shutdown();
+}
+
+void RasterWorkerPoolDelegate::ScheduleTasks(
+    RasterWorkerPool::RasterTask::Queue* raster_queue) {
+  for (size_t i = 0; i < raster_worker_pools_.size(); ++i)
+    raster_worker_pools_[i]->ScheduleTasks(&raster_queue[i]);
+
+  did_finish_running_tasks_pending_count_ = raster_worker_pools_.size();
+  did_finish_running_tasks_required_for_activation_pending_count_ =
+      raster_worker_pools_.size();
+}
+
+void RasterWorkerPoolDelegate::CheckForCompletedTasks() {
+  for (RasterWorkerPoolVector::iterator it = raster_worker_pools_.begin();
+       it != raster_worker_pools_.end();
+       ++it)
+    (*it)->CheckForCompletedTasks();
+}
+
+bool RasterWorkerPoolDelegate::ShouldForceTasksRequiredForActivationToComplete()
+    const {
+  DCHECK(client_);
+  return client_->ShouldForceTasksRequiredForActivationToComplete();
+}
+
+void RasterWorkerPoolDelegate::DidFinishRunningTasks() {
+  DCHECK_LT(0u, did_finish_running_tasks_pending_count_);
+  if (--did_finish_running_tasks_pending_count_)
+    return;
+  client_->DidFinishRunningTasks();
+}
+
+void RasterWorkerPoolDelegate::DidFinishRunningTasksRequiredForActivation() {
+  DCHECK_LT(0u,
+            did_finish_running_tasks_required_for_activation_pending_count_);
+  if (--did_finish_running_tasks_required_for_activation_pending_count_)
+    return;
+  client_->DidFinishRunningTasksRequiredForActivation();
+}
+
+}  // namespace cc