tile.cc revision a1401311d1ab56c4ed0a474bd38c108f75cb0cd9
12a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Copyright 2012 The Chromium Authors. All rights reserved. 22a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 32a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// found in the LICENSE file. 42a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 52a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "cc/resources/tile.h" 62a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 7a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#include <algorithm> 8a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 9a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)#include "cc/base/math_util.h" 10b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles)#include "cc/debug/traced_value.h" 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "cc/resources/tile_manager.h" 122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "third_party/khronos/GLES2/gl2.h" 132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace cc { 152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 167dbb3d5cf0c15f500944d211057644d6a2f37371Ben MurdochTile::Id Tile::s_next_id_ = 0; 177dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch 182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)Tile::Tile(TileManager* tile_manager, 192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) PicturePileImpl* picture_pile, 205d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) const gfx::Size& tile_size, 215d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) const gfx::Rect& content_rect, 225d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) const gfx::Rect& opaque_rect, 232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) float contents_scale, 2490dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) int layer_id, 25eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch int source_frame_number, 26a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) int flags) 2768043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) : RefCountedManaged<Tile>(tile_manager), 2868043e1e95eeb07d5cae7aca370b26518b0867d6Torne (Richard Coles) tile_manager_(tile_manager), 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) tile_size_(tile_size), 302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) content_rect_(content_rect), 312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) contents_scale_(contents_scale), 322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) opaque_rect_(opaque_rect), 3390dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) layer_id_(layer_id), 34eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch source_frame_number_(source_frame_number), 35a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) flags_(flags), 367dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch id_(s_next_id_++) { 372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) set_picture_pile(picture_pile); 382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)Tile::~Tile() { 4190dce4d38c5ff5333bea97d859d4e484e27edf0cTorne (Richard Coles) TRACE_EVENT_OBJECT_DELETED_WITH_ID( 420f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) TRACE_DISABLED_BY_DEFAULT("cc.debug"), 43d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) "cc::Tile", this); 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 465d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)void Tile::SetPriority(WhichTree tree, const TilePriority& priority) { 475d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (priority == priority_[tree]) 485d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) return; 495d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 505d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) priority_[tree] = priority; 515d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) tile_manager_->DidChangeTilePriority(this); 525d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)} 535d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 543551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)void Tile::MarkRequiredForActivation() { 555d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) if (priority_[PENDING_TREE].required_for_activation) 56424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) return; 57424c4d7b64af9d0d8fd9624f381f469654d5e3d2Torne (Richard Coles) 585d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) priority_[PENDING_TREE].required_for_activation = true; 593551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) tile_manager_->DidChangeTilePriority(this); 603551c9c881056c480085172ff9840cab31610854Torne (Richard Coles)} 613551c9c881056c480085172ff9840cab31610854Torne (Richard Coles) 622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)scoped_ptr<base::Value> Tile::AsValue() const { 632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) scoped_ptr<base::DictionaryValue> res(new base::DictionaryValue()); 640f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) TracedValue::MakeDictIntoImplicitSnapshotWithCategory( 650f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) TRACE_DISABLED_BY_DEFAULT("cc.debug"), res.get(), "cc::Tile", this); 66b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) res->Set("picture_pile", 67b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) TracedValue::CreateIDRef(picture_pile_.get()).release()); 682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) res->SetDouble("contents_scale", contents_scale_); 69a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) res->Set("content_rect", MathUtil::AsValue(content_rect_).release()); 70a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles) res->SetInteger("layer_id", layer_id_); 715d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) res->Set("active_priority", priority_[ACTIVE_TREE].AsValue().release()); 725d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) res->Set("pending_priority", priority_[PENDING_TREE].AsValue().release()); 732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) res->Set("managed_state", managed_state_.AsValue().release()); 74a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) res->SetBoolean("can_use_lcd_text", can_use_lcd_text()); 75a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) res->SetBoolean("use_gpu_rasterization", use_gpu_rasterization()); 762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return res.PassAs<base::Value>(); 772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 797dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdochsize_t Tile::GPUMemoryUsageInBytes() const { 807dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch size_t total_size = 0; 817dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch for (int mode = 0; mode < NUM_RASTER_MODES; ++mode) 827dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch total_size += managed_state_.tile_versions[mode].GPUMemoryUsageInBytes(); 837dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch return total_size; 847dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch} 857dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch 86a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)RasterMode Tile::DetermineRasterModeForTree(WhichTree tree) const { 87a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return DetermineRasterModeForResolution(priority(tree).resolution); 88a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 89a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 90a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)RasterMode Tile::DetermineOverallRasterMode() const { 91a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return DetermineRasterModeForResolution(managed_state_.resolution); 92a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 93a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 94a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)RasterMode Tile::DetermineRasterModeForResolution( 95a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) TileResolution resolution) const { 96a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) RasterMode current_mode = managed_state_.raster_mode; 97a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) RasterMode raster_mode = HIGH_QUALITY_RASTER_MODE; 98a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) if (resolution == LOW_RESOLUTION) 99a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) raster_mode = LOW_QUALITY_RASTER_MODE; 100a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) else if (can_use_lcd_text()) 101a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) raster_mode = HIGH_QUALITY_RASTER_MODE; 102a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) else if (managed_state_.tile_versions[current_mode].has_text_ || 103a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) !managed_state_.tile_versions[current_mode].IsReadyToDraw()) 104a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) raster_mode = HIGH_QUALITY_NO_LCD_RASTER_MODE; 105a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 106a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) return std::min(raster_mode, current_mode); 107a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 108a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 1092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} // namespace cc 110