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Side by Side Diff: cc/CCDelegatedRendererLayerImpl.cpp

Issue 10915298: Add CCDelegatingRenderer, and corresponding IPCs (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: fix clang Created 8 years, 2 months ago
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1 // Copyright 2012 The Chromium Authors. All rights reserved. 1 // Copyright 2012 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 6
7 #include "CCDelegatedRendererLayerImpl.h" 7 #include "CCDelegatedRendererLayerImpl.h"
8 8
9 #include "CCAppendQuadsData.h" 9 #include "CCAppendQuadsData.h"
10 #include "CCLayerTreeHostImpl.h"
11 #include "CCMathUtil.h"
10 #include "CCQuadSink.h" 12 #include "CCQuadSink.h"
11 #include "CCMathUtil.h"
12 #include "CCRenderPassDrawQuad.h" 13 #include "CCRenderPassDrawQuad.h"
13 #include "CCRenderPassSink.h" 14 #include "CCRenderPassSink.h"
14 15
15 namespace cc { 16 namespace cc {
16 17
17 CCDelegatedRendererLayerImpl::CCDelegatedRendererLayerImpl(int id) 18 CCDelegatedRendererLayerImpl::CCDelegatedRendererLayerImpl(int id)
18 : CCLayerImpl(id) 19 : CCLayerImpl(id)
20 , m_childId(0)
19 { 21 {
20 } 22 }
21 23
22 CCDelegatedRendererLayerImpl::~CCDelegatedRendererLayerImpl() 24 CCDelegatedRendererLayerImpl::~CCDelegatedRendererLayerImpl()
23 { 25 {
24 clearRenderPasses(); 26 clearRenderPasses();
27 clearChild();
25 } 28 }
26 29
27 bool CCDelegatedRendererLayerImpl::descendantDrawsContent() 30 bool CCDelegatedRendererLayerImpl::descendantDrawsContent()
28 { 31 {
29 // FIXME: This could possibly return false even though there are some 32 // FIXME: This could possibly return false even though there are some
30 // quads present as they could all be from a single layer (or set of 33 // quads present as they could all be from a single layer (or set of
31 // layers without children). If this happens, then make a test that 34 // layers without children). If this happens, then make a test that
32 // ensures the opacity is being changed on quads in the root RenderPass 35 // ensures the opacity is being changed on quads in the root RenderPass
33 // when this layer doesn't own a RenderSurface. 36 // when this layer doesn't own a RenderSurface.
34 return !m_renderPassesInDrawOrder.isEmpty(); 37 return !m_renderPassesInDrawOrder.isEmpty();
(...skipping 27 matching lines...) Expand all
62 } 65 }
63 } 66 }
64 67
65 void CCDelegatedRendererLayerImpl::clearRenderPasses() 68 void CCDelegatedRendererLayerImpl::clearRenderPasses()
66 { 69 {
67 // FIXME: Release the resources back to the nested compositor. 70 // FIXME: Release the resources back to the nested compositor.
68 m_renderPassesIndexById.clear(); 71 m_renderPassesIndexById.clear();
69 m_renderPassesInDrawOrder.clear(); 72 m_renderPassesInDrawOrder.clear();
70 } 73 }
71 74
75 void CCDelegatedRendererLayerImpl::clearChild()
76 {
77 if (!m_childId)
78 return;
79 CCResourceProvider* resourceProvider = layerTreeHostImpl()->resourceProvider ();
80 resourceProvider->destroyChild(m_childId);
81 m_childId = 0;
82 }
83
72 void CCDelegatedRendererLayerImpl::didLoseContext() 84 void CCDelegatedRendererLayerImpl::didLoseContext()
73 { 85 {
74 clearRenderPasses(); 86 clearRenderPasses();
87 clearChild();
88 }
89
90 static int pool = 3;
91
92 void CCDelegatedRendererLayerImpl::createChild()
93 {
94 if (!m_childId) {
95 CCResourceProvider* resourceProvider = layerTreeHostImpl()->resourceProv ider();
96 m_childId = resourceProvider->createChild(pool++);
97 }
75 } 98 }
76 99
77 static inline int indexToId(int index) { return index + 1; } 100 static inline int indexToId(int index) { return index + 1; }
78 static inline int idToIndex(int id) { return id - 1; } 101 static inline int idToIndex(int id) { return id - 1; }
79 102
80 CCRenderPass::Id CCDelegatedRendererLayerImpl::firstContributingRenderPassId() c onst 103 CCRenderPass::Id CCDelegatedRendererLayerImpl::firstContributingRenderPassId() c onst
81 { 104 {
82 return CCRenderPass::Id(id(), indexToId(0)); 105 return CCRenderPass::Id(id(), indexToId(0));
83 } 106 }
84 107
(...skipping 91 matching lines...) Expand 10 before | Expand all | Expand 10 after
176 quadSink.append(copyQuad.Pass(), appendQuadsData); 199 quadSink.append(copyQuad.Pass(), appendQuadsData);
177 } 200 }
178 } 201 }
179 202
180 const char* CCDelegatedRendererLayerImpl::layerTypeAsString() const 203 const char* CCDelegatedRendererLayerImpl::layerTypeAsString() const
181 { 204 {
182 return "DelegatedRendererLayer"; 205 return "DelegatedRendererLayer";
183 } 206 }
184 207
185 } 208 }
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