cc/test/fake_tile_manager.cc

   1 // Copyright 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "cc/test/fake_tile_manager.h"
   6
   7 #include <deque>
   8 #include <limits>
   9
  10 #include "base/lazy_instance.h"
  11 #include "cc/resources/rasterizer.h"
  12
  13 namespace cc {
  14
  15 namespace {
  16
  17 class FakeRasterizerImpl : public Rasterizer, public RasterizerTaskClient {
  18  public:
  19   // Overridden from Rasterizer:
  20   virtual void SetClient(RasterizerClient* client) OVERRIDE {}
  21   virtual void Shutdown() OVERRIDE {}
  22   virtual void ScheduleTasks(RasterTaskQueue* queue) OVERRIDE {
  23     for (RasterTaskQueue::Item::Vector::const_iterator it =
  24              queue->items.begin();
  25          it != queue->items.end();
  26          ++it) {
  27       RasterTask* task = it->task;
  28
  29       task->WillSchedule();
  30       task->ScheduleOnOriginThread(this);
  31       task->DidSchedule();
  32
  33       completed_tasks_.push_back(task);
  34     }
  35   }
  36   virtual void CheckForCompletedTasks() OVERRIDE {
  37     for (RasterTask::Vector::iterator it = completed_tasks_.begin();
  38          it != completed_tasks_.end();
  39          ++it) {
  40       RasterTask* task = it->get();
  41
  42       task->WillComplete();
  43       task->CompleteOnOriginThread(this);
  44       task->DidComplete();
  45
  46       task->RunReplyOnOriginThread();
  47     }
  48     completed_tasks_.clear();
  49   }
  50
  51   // Overridden from RasterizerTaskClient:
  52   virtual SkCanvas* AcquireCanvasForRaster(RasterTask* task) OVERRIDE {
  53     return NULL;
  54   }
  55   virtual void ReleaseCanvasForRaster(RasterTask* task) OVERRIDE {}
  56
  57  private:
  58   RasterTask::Vector completed_tasks_;
  59 };
  60 base::LazyInstance<FakeRasterizerImpl> g_fake_rasterizer =
  61     LAZY_INSTANCE_INITIALIZER;
  62
  63 }  // namespace
  64
  65 FakeTileManager::FakeTileManager(TileManagerClient* client)
  66     : TileManager(client,
  67                   NULL,
  68                   g_fake_rasterizer.Pointer(),
  69                   g_fake_rasterizer.Pointer(),
  70                   std::numeric_limits<unsigned>::max(),
  71                   true,
  72                   NULL) {}
  73
  74 FakeTileManager::FakeTileManager(TileManagerClient* client,
  75                                  ResourcePool* resource_pool)
  76     : TileManager(client,
  77                   resource_pool,
  78                   g_fake_rasterizer.Pointer(),
  79                   g_fake_rasterizer.Pointer(),
  80                   std::numeric_limits<unsigned>::max(),
  81                   true,
  82                   NULL) {}
  83
  84 FakeTileManager::FakeTileManager(TileManagerClient* client,
  85                                  ResourcePool* resource_pool,
  86                                  bool allow_on_demand_raster)
  87     : TileManager(client,
  88                   resource_pool,
  89                   g_fake_rasterizer.Pointer(),
  90                   g_fake_rasterizer.Pointer(),
  91                   std::numeric_limits<unsigned>::max(),
  92                   allow_on_demand_raster,
  93                   NULL) {}
  94
  95 FakeTileManager::FakeTileManager(TileManagerClient* client,
  96                                  ResourcePool* resource_pool,
  97                                  size_t raster_task_limit_bytes)
  98     : TileManager(client,
  99                   resource_pool,
 100                   g_fake_rasterizer.Pointer(),
 101                   g_fake_rasterizer.Pointer(),
 102                   raster_task_limit_bytes,
 103                   true,
 104                   NULL) {}
 105
 106 FakeTileManager::~FakeTileManager() {}
 107
 108 void FakeTileManager::AssignMemoryToTiles(
 109     const GlobalStateThatImpactsTilePriority& state) {
 110   tiles_for_raster.clear();
 111   all_tiles.Clear();
 112
 113   SetGlobalStateForTesting(state);
 114   GetTilesWithAssignedBins(&all_tiles);
 115   AssignGpuMemoryToTiles(&all_tiles, &tiles_for_raster);
 116 }
 117
 118 bool FakeTileManager::HasBeenAssignedMemory(Tile* tile) {
 119   return std::find(tiles_for_raster.begin(),
 120                    tiles_for_raster.end(),
 121                    tile) != tiles_for_raster.end();
 122 }
 123
 124 void FakeTileManager::DidFinishRunningTasksForTesting() {
 125   DidFinishRunningTasks();
 126 }
 127
 128 void FakeTileManager::Release(Tile* tile) {
 129   TileManager::Release(tile);
 130   CleanUpReleasedTiles();
 131 }
 132
 133 }  // namespace cc