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| 1 /* | 1 /* |
| 2 * Copyright (C) 2009, 2010 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009, 2010 Apple Inc. All rights reserved. |
| 3 * Copyright (C) 2014 Google Inc. All rights reserved. | 3 * Copyright (C) 2014 Google Inc. All rights reserved. |
| 4 * | 4 * |
| 5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
| 6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
| 7 * are met: | 7 * are met: |
| 8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
| (...skipping 11 matching lines...) Expand all Loading... |
| 22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 25 */ | 25 */ |
| 26 | 26 |
| 27 #include "config.h" | 27 #include "config.h" |
| 28 #include "core/layout/compositing/GraphicsLayerUpdater.h" | 28 #include "core/layout/compositing/GraphicsLayerUpdater.h" |
| 29 | 29 |
| 30 #include "core/html/HTMLMediaElement.h" | 30 #include "core/html/HTMLMediaElement.h" |
| 31 #include "core/inspector/InspectorTraceEvents.h" | 31 #include "core/inspector/InspectorTraceEvents.h" |
| 32 #include "core/layout/Layer.h" |
| 33 #include "core/layout/LayerReflectionInfo.h" |
| 32 #include "core/layout/compositing/CompositedLayerMapping.h" | 34 #include "core/layout/compositing/CompositedLayerMapping.h" |
| 33 #include "core/layout/compositing/RenderLayerCompositor.h" | 35 #include "core/layout/compositing/LayerCompositor.h" |
| 34 #include "core/rendering/RenderLayer.h" | |
| 35 #include "core/rendering/RenderLayerReflectionInfo.h" | |
| 36 #include "platform/TraceEvent.h" | 36 #include "platform/TraceEvent.h" |
| 37 | 37 |
| 38 namespace blink { | 38 namespace blink { |
| 39 | 39 |
| 40 class GraphicsLayerUpdater::UpdateContext { | 40 class GraphicsLayerUpdater::UpdateContext { |
| 41 public: | 41 public: |
| 42 UpdateContext() | 42 UpdateContext() |
| 43 : m_compositingStackingContext(0) | 43 : m_compositingStackingContext(0) |
| 44 , m_compositingAncestor(0) | 44 , m_compositingAncestor(0) |
| 45 { | 45 { |
| 46 } | 46 } |
| 47 | 47 |
| 48 UpdateContext(const UpdateContext& other, const RenderLayer& layer) | 48 UpdateContext(const UpdateContext& other, const Layer& layer) |
| 49 : m_compositingStackingContext(other.m_compositingStackingContext) | 49 : m_compositingStackingContext(other.m_compositingStackingContext) |
| 50 , m_compositingAncestor(other.compositingContainer(layer)) | 50 , m_compositingAncestor(other.compositingContainer(layer)) |
| 51 { | 51 { |
| 52 CompositingState compositingState = layer.compositingState(); | 52 CompositingState compositingState = layer.compositingState(); |
| 53 if (compositingState != NotComposited && compositingState != PaintsIntoG
roupedBacking) { | 53 if (compositingState != NotComposited && compositingState != PaintsIntoG
roupedBacking) { |
| 54 m_compositingAncestor = &layer; | 54 m_compositingAncestor = &layer; |
| 55 if (layer.stackingNode()->isStackingContext()) | 55 if (layer.stackingNode()->isStackingContext()) |
| 56 m_compositingStackingContext = &layer; | 56 m_compositingStackingContext = &layer; |
| 57 } | 57 } |
| 58 } | 58 } |
| 59 | 59 |
| 60 const RenderLayer* compositingContainer(const RenderLayer& layer) const | 60 const Layer* compositingContainer(const Layer& layer) const |
| 61 { | 61 { |
| 62 return layer.stackingNode()->isNormalFlowOnly() ? m_compositingAncestor
: m_compositingStackingContext; | 62 return layer.stackingNode()->isNormalFlowOnly() ? m_compositingAncestor
: m_compositingStackingContext; |
| 63 } | 63 } |
| 64 | 64 |
| 65 const RenderLayer* compositingStackingContext() const | 65 const Layer* compositingStackingContext() const |
| 66 { | 66 { |
| 67 return m_compositingStackingContext; | 67 return m_compositingStackingContext; |
| 68 } | 68 } |
| 69 | 69 |
| 70 private: | 70 private: |
| 71 const RenderLayer* m_compositingStackingContext; | 71 const Layer* m_compositingStackingContext; |
| 72 const RenderLayer* m_compositingAncestor; | 72 const Layer* m_compositingAncestor; |
| 73 }; | 73 }; |
| 74 | 74 |
| 75 GraphicsLayerUpdater::GraphicsLayerUpdater() | 75 GraphicsLayerUpdater::GraphicsLayerUpdater() |
| 76 : m_needsRebuildTree(false) | 76 : m_needsRebuildTree(false) |
| 77 { | 77 { |
| 78 } | 78 } |
| 79 | 79 |
| 80 GraphicsLayerUpdater::~GraphicsLayerUpdater() | 80 GraphicsLayerUpdater::~GraphicsLayerUpdater() |
| 81 { | 81 { |
| 82 } | 82 } |
| 83 | 83 |
| 84 void GraphicsLayerUpdater::update(RenderLayer& layer, Vector<RenderLayer*>& laye
rsNeedingPaintInvalidation) | 84 void GraphicsLayerUpdater::update(Layer& layer, Vector<Layer*>& layersNeedingPai
ntInvalidation) |
| 85 { | 85 { |
| 86 TRACE_EVENT0("blink", "GraphicsLayerUpdater::update"); | 86 TRACE_EVENT0("blink", "GraphicsLayerUpdater::update"); |
| 87 updateRecursive(layer, DoNotForceUpdate, UpdateContext(), layersNeedingPaint
Invalidation); | 87 updateRecursive(layer, DoNotForceUpdate, UpdateContext(), layersNeedingPaint
Invalidation); |
| 88 layer.compositor()->updateRootLayerPosition(); | 88 layer.compositor()->updateRootLayerPosition(); |
| 89 } | 89 } |
| 90 | 90 |
| 91 void GraphicsLayerUpdater::updateRecursive(RenderLayer& layer, UpdateType update
Type, const UpdateContext& context, Vector<RenderLayer*>& layersNeedingPaintInva
lidation) | 91 void GraphicsLayerUpdater::updateRecursive(Layer& layer, UpdateType updateType,
const UpdateContext& context, Vector<Layer*>& layersNeedingPaintInvalidation) |
| 92 { | 92 { |
| 93 if (layer.hasCompositedLayerMapping()) { | 93 if (layer.hasCompositedLayerMapping()) { |
| 94 CompositedLayerMapping* mapping = layer.compositedLayerMapping(); | 94 CompositedLayerMapping* mapping = layer.compositedLayerMapping(); |
| 95 | 95 |
| 96 if (updateType == ForceUpdate || mapping->needsGraphicsLayerUpdate()) { | 96 if (updateType == ForceUpdate || mapping->needsGraphicsLayerUpdate()) { |
| 97 const RenderLayer* compositingContainer = context.compositingContain
er(layer); | 97 const Layer* compositingContainer = context.compositingContainer(lay
er); |
| 98 ASSERT(compositingContainer == layer.enclosingLayerWithCompositedLay
erMapping(ExcludeSelf)); | 98 ASSERT(compositingContainer == layer.enclosingLayerWithCompositedLay
erMapping(ExcludeSelf)); |
| 99 | 99 |
| 100 if (mapping->updateGraphicsLayerConfiguration()) | 100 if (mapping->updateGraphicsLayerConfiguration()) |
| 101 m_needsRebuildTree = true; | 101 m_needsRebuildTree = true; |
| 102 | 102 |
| 103 mapping->updateGraphicsLayerGeometry(compositingContainer, context.c
ompositingStackingContext(), layersNeedingPaintInvalidation); | 103 mapping->updateGraphicsLayerGeometry(compositingContainer, context.c
ompositingStackingContext(), layersNeedingPaintInvalidation); |
| 104 | 104 |
| 105 if (mapping->hasUnpositionedOverflowControlsLayers()) | 105 if (mapping->hasUnpositionedOverflowControlsLayers()) |
| 106 layer.scrollableArea()->positionOverflowControls(IntSize()); | 106 layer.scrollableArea()->positionOverflowControls(IntSize()); |
| 107 | 107 |
| 108 updateType = mapping->updateTypeForChildren(updateType); | 108 updateType = mapping->updateTypeForChildren(updateType); |
| 109 mapping->clearNeedsGraphicsLayerUpdate(); | 109 mapping->clearNeedsGraphicsLayerUpdate(); |
| 110 } | 110 } |
| 111 } | 111 } |
| 112 | 112 |
| 113 UpdateContext childContext(context, layer); | 113 UpdateContext childContext(context, layer); |
| 114 for (RenderLayer* child = layer.firstChild(); child; child = child->nextSibl
ing()) | 114 for (Layer* child = layer.firstChild(); child; child = child->nextSibling()) |
| 115 updateRecursive(*child, updateType, childContext, layersNeedingPaintInva
lidation); | 115 updateRecursive(*child, updateType, childContext, layersNeedingPaintInva
lidation); |
| 116 } | 116 } |
| 117 | 117 |
| 118 #if ENABLE(ASSERT) | 118 #if ENABLE(ASSERT) |
| 119 | 119 |
| 120 void GraphicsLayerUpdater::assertNeedsToUpdateGraphicsLayerBitsCleared(RenderLay
er& layer) | 120 void GraphicsLayerUpdater::assertNeedsToUpdateGraphicsLayerBitsCleared(Layer& la
yer) |
| 121 { | 121 { |
| 122 if (layer.hasCompositedLayerMapping()) | 122 if (layer.hasCompositedLayerMapping()) |
| 123 layer.compositedLayerMapping()->assertNeedsToUpdateGraphicsLayerBitsClea
red(); | 123 layer.compositedLayerMapping()->assertNeedsToUpdateGraphicsLayerBitsClea
red(); |
| 124 | 124 |
| 125 for (RenderLayer* child = layer.firstChild(); child; child = child->nextSibl
ing()) | 125 for (Layer* child = layer.firstChild(); child; child = child->nextSibling()) |
| 126 assertNeedsToUpdateGraphicsLayerBitsCleared(*child); | 126 assertNeedsToUpdateGraphicsLayerBitsCleared(*child); |
| 127 } | 127 } |
| 128 | 128 |
| 129 #endif | 129 #endif |
| 130 | 130 |
| 131 } // namespace blink | 131 } // namespace blink |
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