cc: Move ResourcePool ownership to LTHI.

cc/trees/layer_tree_host_impl.cc

 // Copyright 2011 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/trees/layer_tree_host_impl.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "base/basictypes.h"
@@ skipping 32 matching lines @@
 #include "cc/quads/shared_quad_state.h"
 #include "cc/quads/solid_color_draw_quad.h"
 #include "cc/quads/texture_draw_quad.h"
 #include "cc/resources/direct_raster_worker_pool.h"
 #include "cc/resources/image_raster_worker_pool.h"
 #include "cc/resources/memory_history.h"
 #include "cc/resources/picture_layer_tiling.h"
 #include "cc/resources/pixel_buffer_raster_worker_pool.h"
 #include "cc/resources/prioritized_resource_manager.h"
 #include "cc/resources/raster_worker_pool.h"
+#include "cc/resources/resource_pool.h"
 #include "cc/resources/texture_mailbox_deleter.h"
 #include "cc/resources/ui_resource_bitmap.h"
 #include "cc/scheduler/delay_based_time_source.h"
 #include "cc/trees/damage_tracker.h"
 #include "cc/trees/layer_tree_host.h"
 #include "cc/trees/layer_tree_host_common.h"
 #include "cc/trees/layer_tree_impl.h"
 #include "cc/trees/occlusion_tracker.h"
 #include "cc/trees/quad_culler.h"
 #include "cc/trees/single_thread_proxy.h"
@@ skipping 237 matching lines @@
   // will outlive them, and we must make good.
   if (recycle_tree_)
     recycle_tree_->Shutdown();
   if (pending_tree_)
     pending_tree_->Shutdown();
   active_tree_->Shutdown();
   recycle_tree_.reset();
   pending_tree_.reset();
   active_tree_.reset();
   tile_manager_.reset();
+  resource_pool_.reset();
   raster_worker_pool_.reset();
   direct_raster_worker_pool_.reset();
 }
 
 void LayerTreeHostImpl::BeginMainFrameAborted(bool did_handle) {
   // If the begin frame data was handled, then scroll and scale set was applied
   // by the main thread, so the active tree needs to be updated as if these sent
   // values were applied and committed.
   if (did_handle) {
     active_tree_->ApplySentScrollAndScaleDeltasFromAbortedCommit();
@@ skipping 863 matching lines @@
       (static_cast<int64>(global_tile_state_.soft_memory_limit_in_bytes) *
        settings_.max_unused_resource_memory_percentage) /
       100);
   global_tile_state_.memory_limit_policy =
       ManagedMemoryPolicy::PriorityCutoffToTileMemoryLimitPolicy(
           visible_ ?
           policy.priority_cutoff_when_visible :
           gpu::MemoryAllocation::CUTOFF_ALLOW_NOTHING);
   global_tile_state_.num_resources_limit = policy.num_resources_limit;
 
+  DCHECK(resource_pool_);
+  resource_pool_->CheckBusyResources();
+  // Soft limit is used for resource pool such that memory returns to soft
+  // limit after going over.
+  resource_pool_->SetResourceUsageLimits(
+      global_tile_state_.soft_memory_limit_in_bytes,
+      global_tile_state_.unused_memory_limit_in_bytes,
+      global_tile_state_.num_resources_limit);
+
   DidModifyTilePriorities();
 }
 
 void LayerTreeHostImpl::DidModifyTilePriorities() {
   DCHECK(settings_.impl_side_painting);
   // Mark priorities as dirty and schedule a ManageTiles().
   tile_priorities_dirty_ = true;
   client_->SetNeedsManageTilesOnImplThread();
 }
 
@@ skipping 93 matching lines @@
 
 void LayerTreeHostImpl::ReclaimResources(const CompositorFrameAck* ack) {
   // TODO(piman): We may need to do some validation on this ack before
   // processing it.
   if (renderer_)
     renderer_->ReceiveSwapBuffersAck(*ack);
 
   // In OOM, we now might be able to release more resources that were held
   // because they were exported.
   if (tile_manager_) {
-    DCHECK(tile_manager_->resource_pool());
+    DCHECK(resource_pool_);
 
-    // TODO(vmpstr): Move resource pool to be LTHI member.
-    tile_manager_->resource_pool()->CheckBusyResources();
-    tile_manager_->resource_pool()->ReduceResourceUsage();
+    resource_pool_->CheckBusyResources();
+    resource_pool_->ReduceResourceUsage();
   }
   // If we're not visible, we likely released resources, so we want to
   // aggressively flush here to make sure those DeleteTextures make it to the
   // GPU process to free up the memory.
   if (resource_provider_ && !visible_)
     resource_provider_->ShallowFlushIfSupported();
 }
 
 void LayerTreeHostImpl::OnCanDrawStateChangedForTree() {
   client_->OnCanDrawStateChanged(CanDraw());
@@ skipping 469 matching lines @@
 void LayerTreeHostImpl::CreateAndSetTileManager(
     ResourceProvider* resource_provider,
     ContextProvider* context_provider,
     bool using_map_image,
     bool allow_rasterize_on_demand) {
   DCHECK(settings_.impl_side_painting);
   DCHECK(resource_provider);
   DCHECK(proxy_->ImplThreadTaskRunner());
 
   if (using_map_image) {
-    raster_worker_pool_ = ImageRasterWorkerPool::Create(
-        proxy_->ImplThreadTaskRunner(),
-        RasterWorkerPool::GetTaskGraphRunner(),
-        resource_provider,
-        GetMapImageTextureTarget(context_provider));
+    raster_worker_pool_ =
+        ImageRasterWorkerPool::Create(proxy_->ImplThreadTaskRunner(),
+                                      RasterWorkerPool::GetTaskGraphRunner(),
+                                      resource_provider);
+    resource_pool_ =
+        ResourcePool::Create(resource_provider,
+                             GetMapImageTextureTarget(context_provider),
+                             resource_provider->best_texture_format());
   } else {
     raster_worker_pool_ = PixelBufferRasterWorkerPool::Create(
         proxy_->ImplThreadTaskRunner(),
         RasterWorkerPool::GetTaskGraphRunner(),
         resource_provider,
         GetMaxTransferBufferUsageBytes(context_provider));
+    resource_pool_ = ResourcePool::Create(
+        resource_provider,
+        GL_TEXTURE_2D,
+        resource_provider->memory_efficient_texture_format());
   }
   direct_raster_worker_pool_ = DirectRasterWorkerPool::Create(
       proxy_->ImplThreadTaskRunner(), resource_provider, context_provider);
   tile_manager_ =
       TileManager::Create(this,
-                          resource_provider,
+                          resource_pool_.get(),
                           raster_worker_pool_->AsRasterizer(),
                           direct_raster_worker_pool_->AsRasterizer(),
                           GetMaxRasterTasksUsageBytes(context_provider),
                           allow_rasterize_on_demand,
                           rendering_stats_instrumentation_);
 
   UpdateTileManagerMemoryPolicy(ActualManagedMemoryPolicy());
   need_to_update_visible_tiles_before_draw_ = false;
 }
 
 void LayerTreeHostImpl::EnforceZeroBudget(bool zero_budget) {
   SetManagedMemoryPolicy(cached_managed_memory_policy_, zero_budget);
 }
 
 bool LayerTreeHostImpl::InitializeRenderer(
     scoped_ptr<OutputSurface> output_surface) {
 #if DCHECK_IS_ON
   DCHECK(!renderer_ || did_lose_called_);
 #endif
 
   // Since we will create a new resource provider, we cannot continue to use
   // the old resources (i.e. render_surfaces and texture IDs). Clear them
   // before we destroy the old resource provider.
   ReleaseTreeResources();
 
   // Note: order is important here.
   renderer_.reset();
   tile_manager_.reset();
+  resource_pool_.reset();
   raster_worker_pool_.reset();
   direct_raster_worker_pool_.reset();
   resource_provider_.reset();
   output_surface_.reset();
 
   if (!output_surface->BindToClient(this))
     return false;
 
   scoped_ptr<ResourceProvider> resource_provider =
       ResourceProvider::Create(output_surface.get(),
@@ skipping 107 matching lines @@
 }
 
 void LayerTreeHostImpl::ReleaseGL() {
   DCHECK(output_surface_->capabilities().deferred_gl_initialization);
   DCHECK(settings_.impl_side_painting);
   DCHECK(output_surface_->context_provider());
 
   ReleaseTreeResources();
   renderer_.reset();
   tile_manager_.reset();
+  resource_pool_.reset();
   raster_worker_pool_.reset();
   direct_raster_worker_pool_.reset();
   resource_provider_->InitializeSoftware();
 
   bool skip_gl_renderer = true;
   CreateAndSetRenderer(
       output_surface_.get(), resource_provider_.get(), skip_gl_renderer);
   DCHECK(renderer_);
 
   EnforceZeroBudget(true);
@@ skipping 1087 matching lines @@
   swap_promise_monitor_.erase(monitor);
 }
 
 void LayerTreeHostImpl::NotifySwapPromiseMonitorsOfSetNeedsRedraw() {
   std::set<SwapPromiseMonitor*>::iterator it = swap_promise_monitor_.begin();
   for (; it != swap_promise_monitor_.end(); it++)
     (*it)->OnSetNeedsRedrawOnImpl();
 }
 
 }  // namespace cc