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| 1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "cc/layer_tree_host.h" | 5 #include "cc/layer_tree_host.h" |
| 6 | 6 |
| 7 #include "base/command_line.h" | 7 #include "base/command_line.h" |
| 8 #include "base/debug/trace_event.h" | 8 #include "base/debug/trace_event.h" |
| 9 #include "base/message_loop.h" | 9 #include "base/message_loop.h" |
| 10 #include "base/stl_util.h" | 10 #include "base/stl_util.h" |
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| 30 #include "cc/thread_proxy.h" | 30 #include "cc/thread_proxy.h" |
| 31 #include "cc/top_controls_manager.h" | 31 #include "cc/top_controls_manager.h" |
| 32 #include "cc/tree_synchronizer.h" | 32 #include "cc/tree_synchronizer.h" |
| 33 | 33 |
| 34 namespace { | 34 namespace { |
| 35 static int numLayerTreeInstances; | 35 static int numLayerTreeInstances; |
| 36 } | 36 } |
| 37 | 37 |
| 38 namespace cc { | 38 namespace cc { |
| 39 | 39 |
| 40 bool LayerTreeHost::s_needsFilterContext = false; | |
| 41 | |
| 42 RendererCapabilities::RendererCapabilities() | 40 RendererCapabilities::RendererCapabilities() |
| 43 : bestTextureFormat(0) | 41 : bestTextureFormat(0) |
| 44 , usingPartialSwap(false) | 42 , usingPartialSwap(false) |
| 45 , usingAcceleratedPainting(false) | 43 , usingAcceleratedPainting(false) |
| 46 , usingSetVisibility(false) | 44 , usingSetVisibility(false) |
| 47 , usingSwapCompleteCallback(false) | 45 , usingSwapCompleteCallback(false) |
| 48 , usingGpuMemoryManager(false) | 46 , usingGpuMemoryManager(false) |
| 49 , usingDiscardBackbuffer(false) | 47 , usingDiscardBackbuffer(false) |
| 50 , usingEglImage(false) | 48 , usingEglImage(false) |
| 51 , allowPartialTextureUpdates(false) | 49 , allowPartialTextureUpdates(false) |
| 50 , usingOffscreenContext3d(false) |
| 52 , maxTextureSize(0) | 51 , maxTextureSize(0) |
| 53 , avoidPow2Textures(false) | 52 , avoidPow2Textures(false) |
| 54 { | 53 { |
| 55 } | 54 } |
| 56 | 55 |
| 57 RendererCapabilities::~RendererCapabilities() | 56 RendererCapabilities::~RendererCapabilities() |
| 58 { | 57 { |
| 59 } | 58 } |
| 60 | 59 |
| 61 bool LayerTreeHost::anyLayerTreeHostInstanceExists() | 60 bool LayerTreeHost::anyLayerTreeHostInstanceExists() |
| 62 { | 61 { |
| 63 return numLayerTreeInstances > 0; | 62 return numLayerTreeInstances > 0; |
| 64 } | 63 } |
| 65 | 64 |
| 66 scoped_ptr<LayerTreeHost> LayerTreeHost::create(LayerTreeHostClient* client, con
st LayerTreeSettings& settings, scoped_ptr<Thread> implThread) | 65 scoped_ptr<LayerTreeHost> LayerTreeHost::create(LayerTreeHostClient* client, con
st LayerTreeSettings& settings, scoped_ptr<Thread> implThread) |
| 67 { | 66 { |
| 68 scoped_ptr<LayerTreeHost> layerTreeHost(new LayerTreeHost(client, settings))
; | 67 scoped_ptr<LayerTreeHost> layerTreeHost(new LayerTreeHost(client, settings))
; |
| 69 if (!layerTreeHost->initialize(implThread.Pass())) | 68 if (!layerTreeHost->initialize(implThread.Pass())) |
| 70 return scoped_ptr<LayerTreeHost>(); | 69 return scoped_ptr<LayerTreeHost>(); |
| 71 return layerTreeHost.Pass(); | 70 return layerTreeHost.Pass(); |
| 72 } | 71 } |
| 73 | 72 |
| 74 LayerTreeHost::LayerTreeHost(LayerTreeHostClient* client, const LayerTreeSetting
s& settings) | 73 LayerTreeHost::LayerTreeHost(LayerTreeHostClient* client, const LayerTreeSetting
s& settings) |
| 75 : m_animating(false) | 74 : m_animating(false) |
| 76 , m_needsFullTreeSync(true) | 75 , m_needsFullTreeSync(true) |
| 76 , m_needsFilterContext(false) |
| 77 , m_client(client) | 77 , m_client(client) |
| 78 , m_commitNumber(0) | 78 , m_commitNumber(0) |
| 79 , m_renderingStats() | 79 , m_renderingStats() |
| 80 , m_rendererInitialized(false) | 80 , m_rendererInitialized(false) |
| 81 , m_outputSurfaceLost(false) | 81 , m_outputSurfaceLost(false) |
| 82 , m_numFailedRecreateAttempts(0) | 82 , m_numFailedRecreateAttempts(0) |
| 83 , m_settings(settings) | 83 , m_settings(settings) |
| 84 , m_debugState(settings.initialDebugState) | 84 , m_debugState(settings.initialDebugState) |
| 85 , m_deviceScaleFactor(1) | 85 , m_deviceScaleFactor(1) |
| 86 , m_visible(true) | 86 , m_visible(true) |
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| 177 { | 177 { |
| 178 TRACE_EVENT0("cc", "LayerTreeHost::recreateOutputSurface"); | 178 TRACE_EVENT0("cc", "LayerTreeHost::recreateOutputSurface"); |
| 179 DCHECK(m_outputSurfaceLost); | 179 DCHECK(m_outputSurfaceLost); |
| 180 | 180 |
| 181 if (m_proxy->recreateOutputSurface()) { | 181 if (m_proxy->recreateOutputSurface()) { |
| 182 m_client->didRecreateOutputSurface(true); | 182 m_client->didRecreateOutputSurface(true); |
| 183 m_outputSurfaceLost = false; | 183 m_outputSurfaceLost = false; |
| 184 return RecreateSucceeded; | 184 return RecreateSucceeded; |
| 185 } | 185 } |
| 186 | 186 |
| 187 m_client->willRetryRecreateOutputSurface(); |
| 188 |
| 187 // Tolerate a certain number of recreation failures to work around races | 189 // Tolerate a certain number of recreation failures to work around races |
| 188 // in the output-surface-lost machinery. | 190 // in the output-surface-lost machinery. |
| 189 m_numFailedRecreateAttempts++; | 191 m_numFailedRecreateAttempts++; |
| 190 if (m_numFailedRecreateAttempts < 5) { | 192 if (m_numFailedRecreateAttempts < 5) { |
| 191 // FIXME: The single thread does not self-schedule output surface | 193 // FIXME: The single thread does not self-schedule output surface |
| 192 // recreation. So force another recreation attempt to happen by requesti
ng | 194 // recreation. So force another recreation attempt to happen by requesti
ng |
| 193 // another commit. | 195 // another commit. |
| 194 if (!m_proxy->hasImplThread()) | 196 if (!m_proxy->hasImplThread()) |
| 195 setNeedsCommit(); | 197 setNeedsCommit(); |
| 196 return RecreateFailedButTryAgain; | 198 return RecreateFailedButTryAgain; |
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| 878 for (size_t childIndex = 0; childIndex < layer->children().size(); ++childIn
dex) | 880 for (size_t childIndex = 0; childIndex < layer->children().size(); ++childIn
dex) |
| 879 setAnimationEventsRecursive(events, layer->children()[childIndex].get(),
wallClockTime); | 881 setAnimationEventsRecursive(events, layer->children()[childIndex].get(),
wallClockTime); |
| 880 } | 882 } |
| 881 | 883 |
| 882 skia::RefPtr<SkPicture> LayerTreeHost::capturePicture() | 884 skia::RefPtr<SkPicture> LayerTreeHost::capturePicture() |
| 883 { | 885 { |
| 884 return m_proxy->capturePicture(); | 886 return m_proxy->capturePicture(); |
| 885 } | 887 } |
| 886 | 888 |
| 887 } // namespace cc | 889 } // namespace cc |
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