1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
|
/****************************************************************************
**
** Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "geometryrenderer_p.h"
#include <Qt3DCore/qscenepropertychange.h>
#include <Qt3DRenderer/private/geometryrenderermanager_p.h>
#include <Qt3DCore/qbackendscenepropertychange.h>
QT_BEGIN_NAMESPACE
using namespace Qt3DCore;
namespace Qt3DRender {
namespace Render {
GeometryRenderer::GeometryRenderer()
: QBackendNode(ReadWrite)
, m_instanceCount(0)
, m_primitiveCount(0)
, m_baseVertex(0)
, m_baseInstance(0)
, m_restartIndex(-1)
, m_primitiveRestart(false)
, m_primitiveType(QGeometryRenderer::Triangles)
, m_dirty(false)
, m_enabled(true)
, m_manager(Q_NULLPTR)
{
}
GeometryRenderer::~GeometryRenderer()
{
}
void GeometryRenderer::cleanup()
{
m_instanceCount = 0;
m_primitiveCount = 0;
m_baseVertex = 0;
m_baseInstance = 0;
m_restartIndex = -1;
m_primitiveRestart = false;
m_primitiveType = QGeometryRenderer::Triangles;
m_geometryId = Qt3DCore::QNodeId();
m_dirty = false;
m_enabled = true;
m_functor.reset();
}
void GeometryRenderer::setManager(GeometryRendererManager *manager)
{
m_manager = manager;
}
void GeometryRenderer::updateFromPeer(Qt3DCore::QNode *peer)
{
QGeometryRenderer *geometryRenderer = static_cast<QGeometryRenderer *>(peer);
if (geometryRenderer) {
m_instanceCount = geometryRenderer->instanceCount();
m_primitiveCount = geometryRenderer->primitiveCount();
m_baseVertex = geometryRenderer->baseVertex();
m_baseInstance = geometryRenderer->baseInstance();
m_restartIndex = geometryRenderer->restartIndex();
m_primitiveRestart = geometryRenderer->primitiveRestart();
m_primitiveType = geometryRenderer->primitiveType();
m_enabled = geometryRenderer->isEnabled();
if (geometryRenderer->geometry() != Q_NULLPTR)
m_geometryId = geometryRenderer->geometry()->id();
m_functor = geometryRenderer->geometryFunctor();
if (m_functor && m_manager != Q_NULLPTR)
m_manager->addDirtyGeometryRenderer(peerUuid());
m_dirty = true;
}
}
void GeometryRenderer::sceneChangeEvent(const Qt3DCore::QSceneChangePtr &e)
{
QScenePropertyChangePtr propertyChange = qSharedPointerCast<QScenePropertyChange>(e);
QByteArray propertyName = propertyChange->propertyName();
switch (e->type()) {
case NodeUpdated: {
if (propertyName == QByteArrayLiteral("instanceCount")) {
m_instanceCount = propertyChange->value().value<int>();
m_dirty = true;
} else if (propertyName == QByteArrayLiteral("primitiveCount")) {
m_primitiveCount = propertyChange->value().value<int>();
m_dirty = true;
} else if (propertyName == QByteArrayLiteral("baseVertex")) {
m_baseVertex = propertyChange->value().value<int>();
m_dirty = true;
} else if (propertyName == QByteArrayLiteral("baseInstance")) {
m_baseInstance = propertyChange->value().value<int>();
m_dirty = true;
} else if (propertyName == QByteArrayLiteral("restartIndex")) {
m_restartIndex = propertyChange->value().value<int>();
m_dirty = true;
} else if (propertyName == QByteArrayLiteral("primitiveRestart")) {
m_primitiveRestart = propertyChange->value().value<bool>();
m_dirty = true;
} else if (propertyName == QByteArrayLiteral("enabled")) {
m_enabled = propertyChange->value().value<bool>();
} else if (propertyName == QByteArrayLiteral("primitiveType")) {
m_primitiveType = static_cast<QGeometryRenderer::PrimitiveType>(propertyChange->value().value<int>());
m_dirty = true;
} else if (propertyName == QByteArrayLiteral("geometryFunctor")) {
QGeometryFunctorPtr newFunctor = propertyChange->value().value<QGeometryFunctorPtr>();
m_dirty |= !(newFunctor && m_functor && *newFunctor == *m_functor);
m_functor = newFunctor;
if (m_functor && m_manager != Q_NULLPTR)
m_manager->addDirtyGeometryRenderer(peerUuid());
}
break;
}
case NodeAdded: {
if (propertyName == QByteArrayLiteral("geometry")) {
m_geometryId = propertyChange->value().value<QNodeId>();
m_dirty = true;
}
break;
}
case NodeRemoved: {
if (propertyName == QByteArrayLiteral("geometry")) {
m_geometryId = QNodeId();
m_dirty = true;
}
break;
}
default:
break;
}
// Add to dirty list in manager
}
void GeometryRenderer::executeFunctor()
{
Q_ASSERT(m_functor);
QGeometry *geometry = (*m_functor)();
QBackendScenePropertyChangePtr e(new QBackendScenePropertyChange(NodeUpdated, peerUuid()));
e->setPropertyName("geometry");
// The Frontend element has to perform the clone
// So that the objects are created in the main thread
e->setValue(QVariant::fromValue(geometry));
e->setTargetNode(peerUuid());
notifyObservers(e);
// Maybe we could also send a status to help troubleshoot errors
}
void GeometryRenderer::unsetDirty()
{
m_dirty = false;
}
GeometryRendererFunctor::GeometryRendererFunctor(GeometryRendererManager *manager)
: m_manager(manager)
{
}
Qt3DCore::QBackendNode *GeometryRendererFunctor::create(Qt3DCore::QNode *frontend, const Qt3DCore::QBackendNodeFactory *factory) const
{
GeometryRenderer *geometryRenderer = m_manager->getOrCreateResource(frontend->id());
geometryRenderer->setFactory(factory);
geometryRenderer->setManager(m_manager);
geometryRenderer->setPeer(frontend);
return geometryRenderer;
}
Qt3DCore::QBackendNode *GeometryRendererFunctor::get(const Qt3DCore::QNodeId &id) const
{
return m_manager->lookupResource(id);
}
void GeometryRendererFunctor::destroy(const Qt3DCore::QNodeId &id) const
{
return m_manager->releaseResource(id);
}
} // namespace Render
} // namespace Qt3DRender
QT_END_NAMESPACE
|
