compositor.cc revision 5c02ac1a9c1b504631c0a3d2b6e737b5d738bae1
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/compositor/compositor.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <algorithm> 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <deque> 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/bind.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/command_line.h" 1258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)#include "base/debug/trace_event.h" 132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/memory/singleton.h" 14ca12bfac764ba476d6cd062bf1dde12cc64c3f40Ben Murdoch#include "base/message_loop/message_loop.h" 15a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)#include "base/metrics/histogram.h" 16c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "base/run_loop.h" 175e3f23d412006dc4db4e659864679f29341e113fTorne (Richard Coles)#include "base/strings/string_util.h" 184e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)#include "base/sys_info.h" 192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/threading/thread.h" 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/threading/thread_restrictions.h" 21a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)#include "cc/base/latency_info_swap_promise.h" 222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "cc/base/switches.h" 232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "cc/input/input_handler.h" 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "cc/layers/layer.h" 252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "cc/output/context_provider.h" 262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "cc/trees/layer_tree_host.h" 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "third_party/skia/include/core/SkBitmap.h" 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/compositor/compositor_observer.h" 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/compositor/compositor_switches.h" 305d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)#include "ui/compositor/compositor_vsync_manager.h" 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/compositor/dip_util.h" 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/compositor/layer.h" 331e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles)#include "ui/gfx/frame_time.h" 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gl/gl_context.h" 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/gl/gl_switches.h" 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const double kDefaultRefreshRate = 60.0; 40c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)const double kTestRefreshRate = 200.0; 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 42c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdochbool g_compositor_initialized = false; 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)base::Thread* g_compositor_thread = NULL; 44a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)cc::SharedBitmapManager* g_shared_bitmap_manager; 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)ui::ContextFactory* g_context_factory = NULL; 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int kCompositorLockTimeoutMs = 67; 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace ui { 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)ContextFactory* ContextFactory::GetInstance() { 56c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch DCHECK(g_context_factory); 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return g_context_factory; 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// static 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void ContextFactory::SetInstance(ContextFactory* instance) { 62a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) DCHECK_NE(!!g_context_factory, !!instance); 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) g_context_factory = instance; 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)CompositorLock::CompositorLock(Compositor* compositor) 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : compositor_(compositor) { 68c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) base::MessageLoop::current()->PostDelayedTask( 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FROM_HERE, 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::Bind(&CompositorLock::CancelLock, AsWeakPtr()), 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta::FromMilliseconds(kCompositorLockTimeoutMs)); 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)CompositorLock::~CompositorLock() { 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CancelLock(); 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void CompositorLock::CancelLock() { 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!compositor_) 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) compositor_->UnlockCompositor(); 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) compositor_ = NULL; 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace ui 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace ui { 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 930f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles)Compositor::Compositor(gfx::AcceleratedWidget widget) 948bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) : root_layer_(NULL), 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) widget_(widget), 965d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) vsync_manager_(new CompositorVSyncManager()), 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) device_scale_factor_(0.0f), 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) last_started_frame_(0), 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) last_ended_frame_(0), 100c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) next_draw_is_resize_(false), 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) disable_schedule_composite_(false), 1028bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) compositor_lock_(NULL), 1038bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) defer_draw_scheduling_(false), 1048bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) waiting_on_compositing_end_(false), 1058bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) draw_on_compositing_end_(false), 106e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch swap_state_(SWAP_NONE), 1070f1bc08d4cfcc34181b0b5cbf065c40f687bf740Torne (Richard Coles) schedule_draw_factory_(this) { 108c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch DCHECK(g_compositor_initialized) 109c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch << "Compositor::Initialize must be called before creating a Compositor."; 110c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch 1112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) root_web_layer_ = cc::Layer::Create(); 1122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) root_web_layer_->SetAnchorPoint(gfx::PointF(0.f, 0.f)); 1132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CommandLine* command_line = CommandLine::ForCurrentProcess(); 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) cc::LayerTreeSettings settings; 1172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) settings.refresh_rate = 118c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch ContextFactory::GetInstance()->DoesCreateTestContexts() 119c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch ? kTestRefreshRate 120c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch : kDefaultRefreshRate; 121a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) settings.main_frame_before_draw_enabled = false; 122a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) settings.main_frame_before_activation_enabled = false; 123e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch settings.throttle_frame_production = 124e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch !command_line->HasSwitch(switches::kDisableGpuVsync); 1252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) settings.partial_swap_enabled = 126c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) !command_line->HasSwitch(cc::switches::kUIDisablePartialSwap); 127a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#if defined(OS_CHROMEOS) 128a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) settings.per_tile_painting_enabled = true; 129a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#endif 1302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // These flags should be mirrored by renderer versions in content/renderer/. 1322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) settings.initial_debug_state.show_debug_borders = 1332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) command_line->HasSwitch(cc::switches::kUIShowCompositedLayerBorders); 1342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) settings.initial_debug_state.show_fps_counter = 1352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) command_line->HasSwitch(cc::switches::kUIShowFPSCounter); 136a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) settings.initial_debug_state.show_layer_animation_bounds_rects = 137a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) command_line->HasSwitch(cc::switches::kUIShowLayerAnimationBounds); 1382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) settings.initial_debug_state.show_paint_rects = 1392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) command_line->HasSwitch(switches::kUIShowPaintRects); 1402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) settings.initial_debug_state.show_property_changed_rects = 1412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) command_line->HasSwitch(cc::switches::kUIShowPropertyChangedRects); 1422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) settings.initial_debug_state.show_surface_damage_rects = 1432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) command_line->HasSwitch(cc::switches::kUIShowSurfaceDamageRects); 1442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) settings.initial_debug_state.show_screen_space_rects = 1452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) command_line->HasSwitch(cc::switches::kUIShowScreenSpaceRects); 1462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) settings.initial_debug_state.show_replica_screen_space_rects = 1472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) command_line->HasSwitch(cc::switches::kUIShowReplicaScreenSpaceRects); 1482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) settings.initial_debug_state.show_occluding_rects = 1492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) command_line->HasSwitch(cc::switches::kUIShowOccludingRects); 1502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) settings.initial_debug_state.show_non_occluding_rects = 1512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) command_line->HasSwitch(cc::switches::kUIShowNonOccludingRects); 1522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1535d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) settings.initial_debug_state.SetRecordRenderingStats( 1545d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) command_line->HasSwitch(cc::switches::kEnableGpuBenchmarking)); 1555d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 156a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) settings.impl_side_painting = IsUIImplSidePaintingEnabled(); 1575c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu settings.use_zero_copy = IsUIZeroCopyEnabled(); 158a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 159a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) base::TimeTicks before_create = base::TimeTicks::Now(); 160f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) if (!!g_compositor_thread) { 161f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) host_ = cc::LayerTreeHost::CreateThreaded( 162a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) this, 163a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) g_shared_bitmap_manager, 164a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) settings, 165a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) g_compositor_thread->message_loop_proxy()); 166f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) } else { 167a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) host_ = cc::LayerTreeHost::CreateSingleThreaded( 168a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) this, this, g_shared_bitmap_manager, settings); 169f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) } 170a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) UMA_HISTOGRAM_TIMES("GPU.CreateBrowserCompositor", 171a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) base::TimeTicks::Now() - before_create); 1722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) host_->SetRootLayer(root_web_layer_); 173b2df76ea8fec9e32f6f3718986dba0d95315b29cTorne (Richard Coles) host_->SetLayerTreeHostClientReady(); 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)Compositor::~Compositor() { 17758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) TRACE_EVENT0("shutdown", "Compositor::destructor"); 17858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 179c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch DCHECK(g_compositor_initialized); 180c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CancelCompositorLock(); 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!compositor_lock_); 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (root_layer_) 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) root_layer_->SetCompositor(NULL); 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Stop all outstanding draws before telling the ContextFactory to tear 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // down any contexts that the |host_| may rely upon. 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) host_.reset(); 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ContextFactory::GetInstance()->RemoveCompositor(this); 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 194c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// static 195c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)void Compositor::Initialize() { 196c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#if defined(OS_CHROMEOS) 197c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) bool use_thread = !CommandLine::ForCurrentProcess()->HasSwitch( 198c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) switches::kUIDisableThreadedCompositing); 199c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#else 2005d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) bool use_thread = false; 201c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#endif 2022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (use_thread) { 2032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) g_compositor_thread = new base::Thread("Browser Compositor"); 2042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) g_compositor_thread->Start(); 2052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 206c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch 207c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch DCHECK(!g_compositor_initialized) << "Compositor initialized twice."; 208c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch g_compositor_initialized = true; 2095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 211c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// static 212c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)bool Compositor::WasInitializedWithThread() { 2134e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) DCHECK(g_compositor_initialized); 214c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return !!g_compositor_thread; 215c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 216c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 217c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)// static 218868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)scoped_refptr<base::MessageLoopProxy> Compositor::GetCompositorMessageLoop() { 219868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) scoped_refptr<base::MessageLoopProxy> proxy; 220868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) if (g_compositor_thread) 221868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) proxy = g_compositor_thread->message_loop_proxy(); 222868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) return proxy; 223868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)} 224868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) 225868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)// static 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void Compositor::Terminate() { 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (g_compositor_thread) { 2282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) g_compositor_thread->Stop(); 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) delete g_compositor_thread; 2305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) g_compositor_thread = NULL; 2315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 232c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch 233c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch DCHECK(g_compositor_initialized) << "Compositor::Initialize() didn't happen."; 234c2db58bd994c04d98e4ee2cd7565b71548655fe3Ben Murdoch g_compositor_initialized = false; 2355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 237a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)// static 238a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)void Compositor::SetSharedBitmapManager(cc::SharedBitmapManager* manager) { 239a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) g_shared_bitmap_manager = manager; 240a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)} 241a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) 2425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void Compositor::ScheduleDraw() { 2438bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) if (g_compositor_thread) { 2441e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) host_->Composite(gfx::FrameTime::Now()); 2458bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) } else if (!defer_draw_scheduling_) { 2468bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) defer_draw_scheduling_ = true; 2478bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) base::MessageLoop::current()->PostTask( 2488bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) FROM_HERE, 2498bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) base::Bind(&Compositor::Draw, schedule_draw_factory_.GetWeakPtr())); 2508bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) } 2515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void Compositor::SetRootLayer(Layer* root_layer) { 2545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (root_layer_ == root_layer) 2555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 2565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (root_layer_) 2575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) root_layer_->SetCompositor(NULL); 2585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) root_layer_ = root_layer; 2595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (root_layer_ && !root_layer_->GetCompositor()) 2605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) root_layer_->SetCompositor(this); 2612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) root_web_layer_->RemoveAllChildren(); 2625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (root_layer_) 2632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) root_web_layer_->AddChild(root_layer_->cc_layer()); 2645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void Compositor::SetHostHasTransparentBackground( 2675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool host_has_transparent_background) { 2682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) host_->set_has_transparent_background(host_has_transparent_background); 2695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 2705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 271c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)void Compositor::Draw() { 2725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!g_compositor_thread); 2735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2748bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) defer_draw_scheduling_ = false; 2758bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) if (waiting_on_compositing_end_) { 2768bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) draw_on_compositing_end_ = true; 2778bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) return; 2788bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) } 2798bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) waiting_on_compositing_end_ = true; 2808bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) 2818bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) TRACE_EVENT_ASYNC_BEGIN0("ui", "Compositor::Draw", last_started_frame_ + 1); 2828bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) 2835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!root_layer_) 2845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return; 2855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 286e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch DCHECK_NE(swap_state_, SWAP_POSTED); 287e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch swap_state_ = SWAP_NONE; 288e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch 2895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) last_started_frame_++; 2905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!IsLocked()) { 2915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(nduca): Temporary while compositor calls 2925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // compositeImmediately() directly. 2932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) Layout(); 2941e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) host_->Composite(gfx::FrameTime::Now()); 295c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 296c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#if defined(OS_WIN) 297c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // While we resize, we are usually a few frames behind. By blocking 298c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // the UI thread here we minize the area that is mis-painted, specially 299c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // in the non-client area. See RenderWidgetHostViewAura::SetBounds for 300c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) // more details and bug 177115. 301c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) if (next_draw_is_resize_ && (last_ended_frame_ > 1)) { 302c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) next_draw_is_resize_ = false; 303c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) host_->FinishAllRendering(); 304c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) } 305c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#endif 306c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 3075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 308e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch if (swap_state_ == SWAP_NONE) 3095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NotifyEnd(); 3105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 312c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)void Compositor::ScheduleFullRedraw() { 3132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) host_->SetNeedsRedraw(); 3145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 316c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)void Compositor::ScheduleRedrawRect(const gfx::Rect& damage_rect) { 317c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) host_->SetNeedsRedrawRect(damage_rect); 318c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 319c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 320868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)void Compositor::SetLatencyInfo(const ui::LatencyInfo& latency_info) { 321a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) scoped_ptr<cc::SwapPromise> swap_promise( 322a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) new cc::LatencyInfoSwapPromise(latency_info)); 323a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) host_->QueueSwapPromise(swap_promise.Pass()); 324868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles)} 325868fa2fe829687343ffae624259930155e16dbd8Torne (Richard Coles) 3265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void Compositor::SetScaleAndSize(float scale, const gfx::Size& size_in_pixel) { 3275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK_GT(scale, 0); 3282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) if (!size_in_pixel.IsEmpty()) { 3292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size_ = size_in_pixel; 330c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) host_->SetViewportSize(size_in_pixel); 3312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) root_web_layer_->SetBounds(size_in_pixel); 332c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 333c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) next_draw_is_resize_ = true; 3342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 3355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (device_scale_factor_ != scale) { 3365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) device_scale_factor_ = scale; 3375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (root_layer_) 3385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) root_layer_->OnDeviceScaleFactorChanged(scale); 3395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 3405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 342c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)void Compositor::SetBackgroundColor(SkColor color) { 343c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) host_->set_background_color(color); 344c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) ScheduleDraw(); 345c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 346c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 3475d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)scoped_refptr<CompositorVSyncManager> Compositor::vsync_manager() const { 3485d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) return vsync_manager_; 3495d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)} 3505d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) 3515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void Compositor::AddObserver(CompositorObserver* observer) { 3525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) observer_list_.AddObserver(observer); 3535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void Compositor::RemoveObserver(CompositorObserver* observer) { 3565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) observer_list_.RemoveObserver(observer); 3575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool Compositor::HasObserver(CompositorObserver* observer) { 3605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return observer_list_.HasObserver(observer); 3615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void Compositor::Layout() { 3645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We're sending damage that will be addressed during this composite 3655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // cycle, so we don't need to schedule another composite to address it. 3665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) disable_schedule_composite_ = true; 3675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (root_layer_) 3685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) root_layer_->SendDamagedRects(); 3695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) disable_schedule_composite_ = false; 3705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 372a36e5920737c6adbddd3e43b760e5de8431db6e0Torne (Richard Coles)scoped_ptr<cc::OutputSurface> Compositor::CreateOutputSurface(bool fallback) { 373a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) return ContextFactory::GetInstance()->CreateOutputSurface(this, fallback); 3745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void Compositor::DidCommit() { 3775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(!IsLocked()); 3785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FOR_EACH_OBSERVER(CompositorObserver, 3795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) observer_list_, 3805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OnCompositingDidCommit(this)); 3815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void Compositor::DidCommitAndDrawFrame() { 3841e9bf3e0803691d0a228da41fc608347b6db4340Torne (Richard Coles) base::TimeTicks start_time = gfx::FrameTime::Now(); 3855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FOR_EACH_OBSERVER(CompositorObserver, 3865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) observer_list_, 3872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) OnCompositingStarted(this, start_time)); 3885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 3895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 3902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void Compositor::DidCompleteSwapBuffers() { 391f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) if (g_compositor_thread) { 392f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) NotifyEnd(); 393f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) } else { 394e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch DCHECK_EQ(swap_state_, SWAP_POSTED); 395e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch NotifyEnd(); 396e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch swap_state_ = SWAP_COMPLETED; 397f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) } 398f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)} 399f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) 4002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void Compositor::ScheduleComposite() { 4015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!disable_schedule_composite_) 4025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ScheduleDraw(); 4035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)void Compositor::ScheduleAnimation() { 406f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) ScheduleComposite(); 407f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)} 408f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) 409f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)void Compositor::DidPostSwapBuffers() { 410f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) DCHECK(!g_compositor_thread); 411e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch DCHECK_EQ(swap_state_, SWAP_NONE); 412e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch swap_state_ = SWAP_POSTED; 413f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)} 414f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) 415f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)void Compositor::DidAbortSwapBuffers() { 416f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) if (!g_compositor_thread) { 417e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch if (swap_state_ == SWAP_POSTED) { 418e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch NotifyEnd(); 419e5d81f57cb97b3b6b7fccc9c5610d21eb81db09dBen Murdoch swap_state_ = SWAP_COMPLETED; 420f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) } 421f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) } 422f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) 423f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) FOR_EACH_OBSERVER(CompositorObserver, 424f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) observer_list_, 425f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) OnCompositingAborted(this)); 4262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 4272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 428c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)const cc::LayerTreeDebugState& Compositor::GetLayerTreeDebugState() const { 429c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) return host_->debug_state(); 430c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 431c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 432c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)void Compositor::SetLayerTreeDebugState( 433c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) const cc::LayerTreeDebugState& debug_state) { 434c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) host_->SetDebugState(debug_state); 435c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)} 436c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles) 4375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)scoped_refptr<CompositorLock> Compositor::GetCompositorLock() { 4385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (!compositor_lock_) { 4395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) compositor_lock_ = new CompositorLock(this); 4405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (g_compositor_thread) 4412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) host_->SetDeferCommits(true); 4425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FOR_EACH_OBSERVER(CompositorObserver, 4435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) observer_list_, 4445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OnCompositingLockStateChanged(this)); 4455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 4465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return compositor_lock_; 4475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void Compositor::UnlockCompositor() { 4505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK(compositor_lock_); 4515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) compositor_lock_ = NULL; 4525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (g_compositor_thread) 4532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) host_->SetDeferCommits(false); 4545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FOR_EACH_OBSERVER(CompositorObserver, 4555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) observer_list_, 4565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OnCompositingLockStateChanged(this)); 4575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void Compositor::CancelCompositorLock() { 4605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (compositor_lock_) 4615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) compositor_lock_->CancelLock(); 4625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void Compositor::NotifyEnd() { 4655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) last_ended_frame_++; 4668bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) TRACE_EVENT_ASYNC_END0("ui", "Compositor::Draw", last_ended_frame_); 4678bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) waiting_on_compositing_end_ = false; 4688bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) if (draw_on_compositing_end_) { 4698bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) draw_on_compositing_end_ = false; 4708bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) 4718bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) // Call ScheduleDraw() instead of Draw() in order to allow other 4728bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) // CompositorObservers to be notified before starting another 4738bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) // draw cycle. 4748bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) ScheduleDraw(); 4758bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) } 4765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) FOR_EACH_OBSERVER(CompositorObserver, 4775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) observer_list_, 4785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OnCompositingEnded(this)); 4795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 4805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 4815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace ui 482