QGIS API Documentation  3.19.0-Master (26212d215f)
qgs3d.cpp
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1 /***************************************************************************
2  qgs3d.cpp
3  ----------
4  begin : July 2020
5  copyright : (C) 2020 by Nyall Dawson
6  email : nyall dot dawson at gmail dot com
7  ***************************************************************************/
8 
9 /***************************************************************************
10  * *
11  * This program is free software; you can redistribute it and/or modify *
12  * it under the terms of the GNU General Public License as published by *
13  * the Free Software Foundation; either version 2 of the License, or *
14  * (at your option) any later version. *
15  * *
16  ***************************************************************************/
17 
18 #include "qgs3d.h"
19 
20 #include "qgsapplication.h"
21 #include "qgs3drendererregistry.h"
22 
23 #include "qgsabstract3drenderer.h"
24 #include "qgs3drendererregistry.h"
25 #include "qgsrulebased3drenderer.h"
27 #include "qgsmeshlayer3drenderer.h"
29 #include "qgs3dsymbolregistry.h"
30 #include "qgspoint3dsymbol.h"
31 #include "qgsline3dsymbol.h"
32 #include "qgspolygon3dsymbol.h"
33 #include "qgsmaterialregistry.h"
34 
35 #include "qgspolygon3dsymbol_p.h"
36 #include "qgspoint3dsymbol_p.h"
37 #include "qgsline3dsymbol_p.h"
42 
43 #include "qgsstyle.h"
44 
46 {
47  static Qgs3D *sInstance( new Qgs3D() );
48  return sInstance;
49 }
50 
52 {
53 }
54 
56 {
57  if ( instance()->mInitialized )
58  return;
59 
60  instance()->mInitialized = true;
61 
66 
67  QgsApplication::symbol3DRegistry()->addSymbolType( new Qgs3DSymbolMetadata( QStringLiteral( "point" ), QObject::tr( "Point" ),
68  &QgsPoint3DSymbol::create, nullptr, Qgs3DSymbolImpl::handlerForPoint3DSymbol ) );
69  QgsApplication::symbol3DRegistry()->addSymbolType( new Qgs3DSymbolMetadata( QStringLiteral( "line" ), QObject::tr( "Line" ),
70  &QgsLine3DSymbol::create, nullptr, Qgs3DSymbolImpl::handlerForLine3DSymbol ) );
71  QgsApplication::symbol3DRegistry()->addSymbolType( new Qgs3DSymbolMetadata( QStringLiteral( "polygon" ), QObject::tr( "Polygon" ),
72  &QgsPolygon3DSymbol::create, nullptr, Qgs3DSymbolImpl::handlerForPolygon3DSymbol ) );
73 
74  instance()->materialRegistry()->addMaterialSettingsType( new QgsMaterialSettingsMetadata( QStringLiteral( "null" ), QObject::tr( "Embedded Textures" ),
75  QgsNullMaterialSettings::create, QgsNullMaterialSettings::supportsTechnique, nullptr, QgsApplication::getThemeIcon( QStringLiteral( "/mIconPhongTexturedMaterial.svg" ) ) ) );
76  instance()->materialRegistry()->addMaterialSettingsType( new QgsMaterialSettingsMetadata( QStringLiteral( "phong" ), QObject::tr( "Realistic (Phong)" ),
77  QgsPhongMaterialSettings::create, QgsPhongMaterialSettings::supportsTechnique, nullptr, QgsApplication::getThemeIcon( QStringLiteral( "/mIconPhongMaterial.svg" ) ) ) );
78  instance()->materialRegistry()->addMaterialSettingsType( new QgsMaterialSettingsMetadata( QStringLiteral( "phongtextured" ), QObject::tr( "Realistic Textured (Phong)" ),
80  instance()->materialRegistry()->addMaterialSettingsType( new QgsMaterialSettingsMetadata( QStringLiteral( "simpleline" ), QObject::tr( "Single Color (Unlit)" ),
81  QgsSimpleLineMaterialSettings::create, QgsSimpleLineMaterialSettings::supportsTechnique, nullptr, QgsApplication::getThemeIcon( QStringLiteral( "/mIconSimpleLineMaterial.svg" ) ) ) );
82  instance()->materialRegistry()->addMaterialSettingsType( new QgsMaterialSettingsMetadata( QStringLiteral( "gooch" ), QObject::tr( "CAD (Gooch)" ),
83  QgsGoochMaterialSettings::create, QgsGoochMaterialSettings::supportsTechnique, nullptr, QgsApplication::getThemeIcon( QStringLiteral( "/mIconGoochMaterial.svg" ) ) ) );
84 
85  // because we are usually populating the 3d registry AFTER QgsApplication initialization, we need to defer creation
86  // of 3d symbols in the default style until now
87  QgsStyle::defaultStyle()->handleDeferred3DSymbolCreation();
88 }
89 
91 {
92  return instance()->mMaterialRegistry;
93 }
94 
95 Qgs3D::Qgs3D()
96 {
97  mMaterialRegistry = new QgsMaterialRegistry();
98 }
void addRenderer(Qgs3DRendererAbstractMetadata *metadata)
Registers a new 3D renderer type.
Convenience metadata class that uses static functions to create a 3D symbol and its widget.
bool addSymbolType(Qgs3DSymbolAbstractMetadata *metadata)
Registers a new symbol type. Takes ownership of the metadata instance.
Qgs3D is a singleton class containing various registries and other global members related to 3D class...
Definition: qgs3d.h:33
static void initialize()
Initializes the 3D framework.
Definition: qgs3d.cpp:55
static QgsMaterialRegistry * materialRegistry()
Returns the material registry, used for managing 3D materials.
Definition: qgs3d.cpp:90
static Qgs3D * instance()
Returns a pointer to the singleton instance.
Definition: qgs3d.cpp:45
~Qgs3D()
Definition: qgs3d.cpp:51
static Qgs3DSymbolRegistry * symbol3DRegistry()
Returns registry of available 3D symbols.
static Qgs3DRendererRegistry * renderer3DRegistry()
Returns registry of available 3D renderers.
static QIcon getThemeIcon(const QString &name)
Helper to get a theme icon.
static QgsAbstractMaterialSettings * create()
Returns a new instance of QgsGoochMaterialSettings.
static bool supportsTechnique(QgsMaterialSettingsRenderingTechnique technique)
Returns true if the specified technique is supported by the Gooch material.
static QgsAbstract3DSymbol * create() SIP_FACTORY
Creates a new QgsLine3DSymbol.
Registry of available 3d material settings classes.
bool addMaterialSettingsType(QgsMaterialSettingsAbstractMetadata *metadata)
Registers a new material settings type. Takes ownership of the metadata instance.
Convenience metadata class that uses static functions to create a 3D material settings object and its...
Metadata for mesh layer 3D renderer to allow creation of its instances from XML.
static QgsAbstractMaterialSettings * create()
Returns a new instance of QgsNullMaterialSettings.
static bool supportsTechnique(QgsMaterialSettingsRenderingTechnique technique)
Returns true if the specified technique is supported by the material.
static QgsAbstractMaterialSettings * create()
Returns a new instance of QgsPhongMaterialSettings.
static bool supportsTechnique(QgsMaterialSettingsRenderingTechnique technique)
Returns true if the specified technique is supported by the Phong material.
static bool supportsTechnique(QgsMaterialSettingsRenderingTechnique technique)
Returns true if the specified technique is supported by the Phong material.
static QgsAbstractMaterialSettings * create()
Returns a new instance of QgsPhongTexturedMaterialSettings.
static QgsAbstract3DSymbol * create() SIP_FACTORY
Creates a new QgsPoint3DSymbol.
Metadata for point cloud layer 3D renderer to allow creation of its instances from XML.
static QgsAbstract3DSymbol * create() SIP_FACTORY
Creates a new QgsPolygon3DSymbol.
static bool supportsTechnique(QgsMaterialSettingsRenderingTechnique technique)
Returns true if the specified technique is supported by the material.
static QgsAbstractMaterialSettings * create()
Returns a new instance of QgsSimpleLineMaterialSettings.
static QgsStyle * defaultStyle()
Returns default application-wide style.
Definition: qgsstyle.cpp:127
Metadata for vector layer 3D renderer to allow creation of its instances from XML.