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Side by Side Diff: Source/core/paint/Transform3DRecorder.cpp

Issue 1193433004: Blink-side contiguous allocation of display items. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Add ListContainer::AllocateAndConstructWithArguments and a TODO in DisplayItemList::findMatchingIte… Created 5 years, 5 months ago
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1 // Copyright 2014 The Chromium Authors. All rights reserved. 1 // Copyright 2014 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 "config.h" 5 #include "config.h"
6 #include "core/paint/Transform3DRecorder.h" 6 #include "core/paint/Transform3DRecorder.h"
7 7
8 #include "platform/RuntimeEnabledFeatures.h" 8 #include "platform/RuntimeEnabledFeatures.h"
9 #include "platform/graphics/GraphicsContext.h" 9 #include "platform/graphics/GraphicsContext.h"
10 #include "platform/graphics/paint/DisplayItemList.h" 10 #include "platform/graphics/paint/DisplayItemList.h"
11 #include "platform/graphics/paint/Transform3DDisplayItem.h" 11 #include "platform/graphics/paint/Transform3DDisplayItem.h"
12 12
13 namespace blink { 13 namespace blink {
14 14
15 Transform3DRecorder::Transform3DRecorder(GraphicsContext& context, const Display ItemClientWrapper& client, DisplayItem::Type type, const TransformationMatrix& t ransform) 15 Transform3DRecorder::Transform3DRecorder(GraphicsContext& context, const Display ItemClientWrapper& client, DisplayItem::Type type, const TransformationMatrix& t ransform)
16 : m_context(context) 16 : m_context(context)
17 , m_client(client) 17 , m_client(client)
18 , m_type(type) 18 , m_type(type)
19 { 19 {
20 ASSERT(DisplayItem::isTransform3DType(type)); 20 ASSERT(DisplayItem::isTransform3DType(type));
21 m_skipRecordingForIdentityTransform = transform.isIdentity(); 21 m_skipRecordingForIdentityTransform = transform.isIdentity();
22 22
23 if (m_skipRecordingForIdentityTransform) 23 if (m_skipRecordingForIdentityTransform)
24 return; 24 return;
25 25
26 if (RuntimeEnabledFeatures::slimmingPaintEnabled()) { 26 if (RuntimeEnabledFeatures::slimmingPaintEnabled()) {
27 ASSERT(m_context.displayItemList()); 27 ASSERT(m_context.displayItemList());
28 if (m_context.displayItemList()->displayItemConstructionIsDisabled()) 28 if (m_context.displayItemList()->displayItemConstructionIsDisabled())
29 return; 29 return;
30 m_context.displayItemList()->add(BeginTransform3DDisplayItem::create(m_c lient, m_type, transform)); 30 m_context.displayItemList()->createAndAppend<BeginTransform3DDisplayItem >(m_client, m_type, transform);
31 } else { 31 } else {
32 BeginTransform3DDisplayItem beginTransform(m_client, m_type, transform); 32 BeginTransform3DDisplayItem beginTransform(m_client, m_type, transform);
33 beginTransform.replay(m_context); 33 beginTransform.replay(m_context);
34 } 34 }
35 } 35 }
36 36
37 Transform3DRecorder::~Transform3DRecorder() 37 Transform3DRecorder::~Transform3DRecorder()
38 { 38 {
39 if (m_skipRecordingForIdentityTransform) 39 if (m_skipRecordingForIdentityTransform)
40 return; 40 return;
41 41
42 DisplayItem::Type endType = DisplayItem::transform3DTypeToEndTransform3DType (m_type); 42 DisplayItem::Type endType = DisplayItem::transform3DTypeToEndTransform3DType (m_type);
43 if (RuntimeEnabledFeatures::slimmingPaintEnabled()) { 43 if (RuntimeEnabledFeatures::slimmingPaintEnabled()) {
44 ASSERT(m_context.displayItemList()); 44 ASSERT(m_context.displayItemList());
45 if (!m_context.displayItemList()->displayItemConstructionIsDisabled()) { 45 if (!m_context.displayItemList()->displayItemConstructionIsDisabled()) {
46 if (m_context.displayItemList()->lastDisplayItemIsNoopBegin()) 46 if (m_context.displayItemList()->lastDisplayItemIsNoopBegin())
47 m_context.displayItemList()->removeLastDisplayItem(); 47 m_context.displayItemList()->removeLastDisplayItem();
48 else 48 else
49 m_context.displayItemList()->add(EndTransform3DDisplayItem::crea te(m_client, endType)); 49 m_context.displayItemList()->createAndAppend<EndTransform3DDispl ayItem>(m_client, endType);
50 } 50 }
51 } else { 51 } else {
52 EndTransform3DDisplayItem endTransform(m_client, endType); 52 EndTransform3DDisplayItem endTransform(m_client, endType);
53 endTransform.replay(m_context); 53 endTransform.replay(m_context);
54 } 54 }
55 } 55 }
56 56
57 } // namespace blink 57 } // namespace blink
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