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qsgnodeupdater.cpp

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1/****************************************************************************-
2**-
3** Copyright (C) 2016 The Qt Company Ltd.-
4** Contact: https://www.qt.io/licensing/-
5**-
6** This file is part of the QtQuick module of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:LGPL$-
9** Commercial License Usage-
10** Licensees holding valid commercial Qt licenses may use this file in-
11** accordance with the commercial license agreement provided with the-
12** Software or, alternatively, in accordance with the terms contained in-
13** a written agreement between you and The Qt Company. For licensing terms-
14** and conditions see https://www.qt.io/terms-conditions. For further-
15** information use the contact form at https://www.qt.io/contact-us.-
16**-
17** GNU Lesser General Public License Usage-
18** Alternatively, this file may be used under the terms of the GNU Lesser-
19** General Public License version 3 as published by the Free Software-
20** Foundation and appearing in the file LICENSE.LGPL3 included in the-
21** packaging of this file. Please review the following information to-
22** ensure the GNU Lesser General Public License version 3 requirements-
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.-
24**-
25** GNU General Public License Usage-
26** Alternatively, this file may be used under the terms of the GNU-
27** General Public License version 2.0 or (at your option) the GNU General-
28** Public license version 3 or any later version approved by the KDE Free-
29** Qt Foundation. The licenses are as published by the Free Software-
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3-
31** included in the packaging of this file. Please review the following-
32** information to ensure the GNU General Public License requirements will-
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and-
34** https://www.gnu.org/licenses/gpl-3.0.html.-
35**-
36** $QT_END_LICENSE$-
37**-
38****************************************************************************/-
39-
40#include "qsgnodeupdater_p.h"-
41#include "qsgnode.h"-
42#include "qsgrendernode_p.h"-
43-
44QT_BEGIN_NAMESPACE-
45-
46// #define QSG_UPDATER_DEBUG-
47-
48QSGNodeUpdater::QSGNodeUpdater()-
49 : m_combined_matrix_stack(64)-
50 , m_opacity_stack(64)-
51 , m_current_clip(nullptr)-
52 , m_force_update(0)-
53{-
54 m_opacity_stack.add(1);-
55}
executed 3593 times by 77 tests: end of block
Executed by:
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_nodestest
  • tst_qqmlcomponent
  • tst_qqmltypeloader
  • tst_qquickage
  • tst_qquickangleddirection
  • tst_qquickanimatedimage
  • tst_qquickanimatedsprite
  • tst_qquickanimationcontroller
  • tst_qquickanimations
  • tst_qquickborderimage
  • tst_qquickcumulativedirection
  • tst_qquickcustomaffector
  • tst_qquickcustomparticle
  • tst_qquickdraghandler
  • tst_qquickellipseextruder
  • tst_qquickflickable
  • tst_qquickfocusscope
  • tst_qquickfontloader
  • tst_qquickfontloader_static
  • tst_qquickframebufferobject
  • tst_qquickfriction
  • ...
3593
56-
57QSGNodeUpdater::~QSGNodeUpdater()-
58{-
59}-
60-
61void QSGNodeUpdater::updateStates(QSGNode *n)-
62{-
63 m_current_clip = nullptr;-
64 m_force_update = 0;-
65-
66 Q_ASSERT(m_opacity_stack.size() == 1); // The one we added in the constructr...-
67 Q_ASSERT(m_combined_matrix_stack.isEmpty());-
68-
69 visitNode(n);-
70}
executed 24 times by 1 test: end of block
Executed by:
  • tst_qquickshape
24
71-
72-
73/*!-
74 Returns true if \a node is has something that blocks it in the chain from-
75 \a node to \a root doing a full state update pass.-
76-
77 This function does not process dirty states, simply does a simple traversion-
78 up to the top.-
79-
80 The function assumes that \a root exists in the parent chain of \a node.-
81 */-
82-
83bool QSGNodeUpdater::isNodeBlocked(QSGNode *node, QSGNode *root) const-
84{-
85 while (node != root && node != nullptr) {
node != rootDescription
TRUEevaluated 7646172 times by 76 tests
Evaluated by:
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_nodestest
  • tst_qqmlcomponent
  • tst_qqmltypeloader
  • tst_qquickage
  • tst_qquickangleddirection
  • tst_qquickanimatedimage
  • tst_qquickanimatedsprite
  • tst_qquickanimationcontroller
  • tst_qquickanimations
  • tst_qquickborderimage
  • tst_qquickcumulativedirection
  • tst_qquickcustomaffector
  • tst_qquickcustomparticle
  • tst_qquickdraghandler
  • tst_qquickellipseextruder
  • tst_qquickflickable
  • tst_qquickfocusscope
  • tst_qquickfontloader
  • tst_qquickfontloader_static
  • tst_qquickframebufferobject
  • tst_qquickfriction
  • ...
FALSEevaluated 920412 times by 76 tests
Evaluated by:
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_nodestest
  • tst_qqmlcomponent
  • tst_qqmltypeloader
  • tst_qquickage
  • tst_qquickangleddirection
  • tst_qquickanimatedimage
  • tst_qquickanimatedsprite
  • tst_qquickanimationcontroller
  • tst_qquickanimations
  • tst_qquickborderimage
  • tst_qquickcumulativedirection
  • tst_qquickcustomaffector
  • tst_qquickcustomparticle
  • tst_qquickdraghandler
  • tst_qquickellipseextruder
  • tst_qquickflickable
  • tst_qquickfocusscope
  • tst_qquickfontloader
  • tst_qquickfontloader_static
  • tst_qquickframebufferobject
  • tst_qquickfriction
  • ...
node != nullptrDescription
TRUEevaluated 7646172 times by 76 tests
Evaluated by:
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_nodestest
  • tst_qqmlcomponent
  • tst_qqmltypeloader
  • tst_qquickage
  • tst_qquickangleddirection
  • tst_qquickanimatedimage
  • tst_qquickanimatedsprite
  • tst_qquickanimationcontroller
  • tst_qquickanimations
  • tst_qquickborderimage
  • tst_qquickcumulativedirection
  • tst_qquickcustomaffector
  • tst_qquickcustomparticle
  • tst_qquickdraghandler
  • tst_qquickellipseextruder
  • tst_qquickflickable
  • tst_qquickfocusscope
  • tst_qquickfontloader
  • tst_qquickfontloader_static
  • tst_qquickframebufferobject
  • tst_qquickfriction
  • ...
FALSEnever evaluated
0-7646172
86 if (node->isSubtreeBlocked())
node->isSubtreeBlocked()Description
TRUEevaluated 87965 times by 12 tests
Evaluated by:
  • tst_examples
  • tst_flickableinterop
  • tst_nodestest
  • tst_qquickdraghandler
  • tst_qquickgridview
  • tst_qquickitemlayer
  • tst_qquicklayouts
  • tst_qquicklistview
  • tst_qquickmousearea
  • tst_qquickpathview
  • tst_qquicktaphandler
  • tst_qquickvisualdatamodel
FALSEevaluated 7558207 times by 76 tests
Evaluated by:
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_nodestest
  • tst_qqmlcomponent
  • tst_qqmltypeloader
  • tst_qquickage
  • tst_qquickangleddirection
  • tst_qquickanimatedimage
  • tst_qquickanimatedsprite
  • tst_qquickanimationcontroller
  • tst_qquickanimations
  • tst_qquickborderimage
  • tst_qquickcumulativedirection
  • tst_qquickcustomaffector
  • tst_qquickcustomparticle
  • tst_qquickdraghandler
  • tst_qquickellipseextruder
  • tst_qquickflickable
  • tst_qquickfocusscope
  • tst_qquickfontloader
  • tst_qquickfontloader_static
  • tst_qquickframebufferobject
  • tst_qquickfriction
  • ...
87965-7558207
87 return true;
executed 87965 times by 12 tests: return true;
Executed by:
  • tst_examples
  • tst_flickableinterop
  • tst_nodestest
  • tst_qquickdraghandler
  • tst_qquickgridview
  • tst_qquickitemlayer
  • tst_qquicklayouts
  • tst_qquicklistview
  • tst_qquickmousearea
  • tst_qquickpathview
  • tst_qquicktaphandler
  • tst_qquickvisualdatamodel
87965
88 node = node->parent();-
89 }
executed 7558207 times by 76 tests: end of block
Executed by:
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_nodestest
  • tst_qqmlcomponent
  • tst_qqmltypeloader
  • tst_qquickage
  • tst_qquickangleddirection
  • tst_qquickanimatedimage
  • tst_qquickanimatedsprite
  • tst_qquickanimationcontroller
  • tst_qquickanimations
  • tst_qquickborderimage
  • tst_qquickcumulativedirection
  • tst_qquickcustomaffector
  • tst_qquickcustomparticle
  • tst_qquickdraghandler
  • tst_qquickellipseextruder
  • tst_qquickflickable
  • tst_qquickfocusscope
  • tst_qquickfontloader
  • tst_qquickfontloader_static
  • tst_qquickframebufferobject
  • tst_qquickfriction
  • ...
7558207
90 return false;
executed 920412 times by 76 tests: return false;
Executed by:
  • tst_drawingmodes
  • tst_examples
  • tst_flickableinterop
  • tst_multipointtoucharea_interop
  • tst_nodestest
  • tst_qqmlcomponent
  • tst_qqmltypeloader
  • tst_qquickage
  • tst_qquickangleddirection
  • tst_qquickanimatedimage
  • tst_qquickanimatedsprite
  • tst_qquickanimationcontroller
  • tst_qquickanimations
  • tst_qquickborderimage
  • tst_qquickcumulativedirection
  • tst_qquickcustomaffector
  • tst_qquickcustomparticle
  • tst_qquickdraghandler
  • tst_qquickellipseextruder
  • tst_qquickflickable
  • tst_qquickfocusscope
  • tst_qquickfontloader
  • tst_qquickfontloader_static
  • tst_qquickframebufferobject
  • tst_qquickfriction
  • ...
920412
91}-
92-
93-
94void QSGNodeUpdater::enterTransformNode(QSGTransformNode *t)-
95{-
96#ifdef QSG_UPDATER_DEBUG-
97 qDebug() << "enter transform:" << t << "force=" << m_force_update;-
98#endif-
99-
100 if (!t->matrix().isIdentity()) {
!t->matrix().isIdentity()Description
TRUEnever evaluated
FALSEnever evaluated
0
101 if (!m_combined_matrix_stack.isEmpty()) {
!m_combined_ma...tack.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
102 t->setCombinedMatrix(*m_combined_matrix_stack.last() * t->matrix());-
103 } else {
never executed: end of block
0
104 t->setCombinedMatrix(t->matrix());-
105 }
never executed: end of block
0
106 m_combined_matrix_stack.add(&t->combinedMatrix());-
107 } else {
never executed: end of block
0
108 if (!m_combined_matrix_stack.isEmpty()) {
!m_combined_ma...tack.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
109 t->setCombinedMatrix(*m_combined_matrix_stack.last());-
110 } else {
never executed: end of block
0
111 t->setCombinedMatrix(QMatrix4x4());-
112 }
never executed: end of block
0
113 }-
114}-
115-
116-
117void QSGNodeUpdater::leaveTransformNode(QSGTransformNode *t)-
118{-
119#ifdef QSG_UPDATER_DEBUG-
120 qDebug() << "leave transform:" << t;-
121#endif-
122-
123 if (!t->matrix().isIdentity()) {
!t->matrix().isIdentity()Description
TRUEnever evaluated
FALSEnever evaluated
0
124 m_combined_matrix_stack.pop_back();-
125 }
never executed: end of block
0
126-
127}
never executed: end of block
0
128-
129-
130void QSGNodeUpdater::enterClipNode(QSGClipNode *c)-
131{-
132#ifdef QSG_UPDATER_DEBUG-
133 qDebug() << "enter clip:" << c;-
134#endif-
135-
136 c->m_matrix = m_combined_matrix_stack.isEmpty() ? 0 : m_combined_matrix_stack.last();
m_combined_mat...tack.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
137 c->m_clip_list = m_current_clip;-
138 m_current_clip = c;-
139}
never executed: end of block
0
140-
141-
142void QSGNodeUpdater::leaveClipNode(QSGClipNode *c)-
143{-
144#ifdef QSG_UPDATER_DEBUG-
145 qDebug() << "leave clip:" << c;-
146#endif-
147-
148 m_current_clip = c->m_clip_list;-
149}
never executed: end of block
0
150-
151-
152void QSGNodeUpdater::enterGeometryNode(QSGGeometryNode *g)-
153{-
154#ifdef QSG_UPDATER_DEBUG-
155 qDebug() << "enter geometry:" << g;-
156#endif-
157-
158 g->m_matrix = m_combined_matrix_stack.isEmpty() ? 0 : m_combined_matrix_stack.last();
m_combined_mat...tack.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
159 g->m_clip_list = m_current_clip;-
160 g->setInheritedOpacity(m_opacity_stack.last());-
161}
never executed: end of block
0
162-
163void QSGNodeUpdater::leaveGeometryNode(QSGGeometryNode *g)-
164{-
165#ifdef QSG_UPDATER_DEBUG-
166 qDebug() << "leave geometry" << g;-
167#else-
168 Q_UNUSED(g)-
169#endif-
170}
never executed: end of block
0
171-
172void QSGNodeUpdater::enterRenderNode(QSGRenderNode *r)-
173{-
174#ifdef QSG_UPDATER_DEBUG-
175 qDebug() << "enter render:" << r;-
176#endif-
177-
178 QSGRenderNodePrivate *rd = QSGRenderNodePrivate::get(r);-
179 rd->m_matrix = m_combined_matrix_stack.isEmpty() ? 0 : m_combined_matrix_stack.last();
m_combined_mat...tack.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
180 rd->m_clip_list = m_current_clip;-
181 rd->m_opacity = m_opacity_stack.last();-
182}
never executed: end of block
0
183-
184void QSGNodeUpdater::leaveRenderNode(QSGRenderNode *r)-
185{-
186#ifdef QSG_UPDATER_DEBUG-
187 qDebug() << "leave render" << r;-
188#else-
189 Q_UNUSED(r)-
190#endif-
191}
never executed: end of block
0
192-
193void QSGNodeUpdater::enterOpacityNode(QSGOpacityNode *o)-
194{-
195 qreal opacity = m_opacity_stack.last() * o->opacity();-
196 o->setCombinedOpacity(opacity);-
197 m_opacity_stack.add(opacity);-
198-
199#ifdef QSG_UPDATER_DEBUG-
200 qDebug() << "enter opacity" << o;-
201#endif-
202}
never executed: end of block
0
203-
204void QSGNodeUpdater::leaveOpacityNode(QSGOpacityNode *o)-
205{-
206#ifdef QSG_UPDATER_DEBUG-
207 qDebug() << "leave opacity" << o;-
208#endif-
209 if (o->flags() & QSGNode::DirtyOpacity)
o->flags() & Q...::DirtyOpacityDescription
TRUEnever evaluated
FALSEnever evaluated
0
210 --m_force_update;
never executed: --m_force_update;
0
211-
212 m_opacity_stack.pop_back();-
213}
never executed: end of block
0
214-
215void QSGNodeUpdater::visitChildren(QSGNode *n)-
216{-
217 for (QSGNode *c = n->firstChild(); c; c = c->nextSibling())
cDescription
TRUEnever evaluated
FALSEnever evaluated
0
218 visitNode(c);
never executed: visitNode(c);
0
219}
never executed: end of block
0
220-
221void QSGNodeUpdater::visitNode(QSGNode *n)-
222{-
223#ifdef QSG_UPDATER_DEBUG-
224 qDebug() << "enter:" << n;-
225#endif-
226-
227 if (!m_force_update)
!m_force_updateDescription
TRUEevaluated 24 times by 1 test
Evaluated by:
  • tst_qquickshape
FALSEnever evaluated
0-24
228 return;
executed 24 times by 1 test: return;
Executed by:
  • tst_qquickshape
24
229 if (n->isSubtreeBlocked())
n->isSubtreeBlocked()Description
TRUEnever evaluated
FALSEnever evaluated
0
230 return;
never executed: return;
0
231-
232 switch (n->type()) {-
233 case QSGNode::TransformNodeType: {
never executed: case QSGNode::TransformNodeType:
0
234 QSGTransformNode *t = static_cast<QSGTransformNode *>(n);-
235 enterTransformNode(t);-
236 visitChildren(t);-
237 leaveTransformNode(t);-
238 break; }
never executed: break;
0
239 case QSGNode::GeometryNodeType: {
never executed: case QSGNode::GeometryNodeType:
0
240 QSGGeometryNode *g = static_cast<QSGGeometryNode *>(n);-
241 enterGeometryNode(g);-
242 visitChildren(g);-
243 leaveGeometryNode(g);-
244 break; }
never executed: break;
0
245 case QSGNode::RenderNodeType: {
never executed: case QSGNode::RenderNodeType:
0
246 QSGRenderNode *r = static_cast<QSGRenderNode *>(n);-
247 enterRenderNode(r);-
248 visitChildren(r);-
249 leaveRenderNode(r);-
250 break; }
never executed: break;
0
251 case QSGNode::ClipNodeType: {
never executed: case QSGNode::ClipNodeType:
0
252 QSGClipNode *c = static_cast<QSGClipNode *>(n);-
253 enterClipNode(c);-
254 visitChildren(c);-
255 leaveClipNode(c);-
256 break; }
never executed: break;
0
257 case QSGNode::OpacityNodeType: {
never executed: case QSGNode::OpacityNodeType:
0
258 QSGOpacityNode *o = static_cast<QSGOpacityNode *>(n);-
259 enterOpacityNode(o);-
260 visitChildren(o);-
261 leaveOpacityNode(o);-
262 break; }
never executed: break;
0
263 default:
never executed: default:
0
264 visitChildren(n);-
265 break;
never executed: break;
0
266 }-
267}-
268-
269QT_END_NAMESPACE-
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