void QgsPolygon3DSymbolEntity::addEntityForSelectedPolygons( const Qgs3DMapSettings &map, QgsVectorLayer *layer, const QgsPolygon3DSymbol &symbol )
{
// build the default material
Qt3DExtras::QPhongMaterial *mat = material( symbol );
// update the material with selection colors
mat->setDiffuse( map.selectionColor() );
mat->setAmbient( map.selectionColor().darker() );
// build a transform function
Qt3DCore::QTransform *tform = new Qt3DCore::QTransform;
tform->setTranslation( QVector3D( 0, 0, 0 ) );
// build the feature request to select features
QgsFeatureRequest req;
req.setDestinationCrs( map.crs() );
req.setSubsetOfAttributes( _requiredAttributes( symbol, layer ), layer->fields() );
req.setFilterFids( layer->selectedFeatureIds() );
// build the entity
QgsPolygon3DSymbolEntityNode *entity = new QgsPolygon3DSymbolEntityNode( map, layer, symbol, req );
entity->addComponent( mat );
entity->addComponent( tform );
entity->setParent( this );
}
void QgsBufferedLine3DSymbolHandler::makeEntity( Qt3DCore::QEntity *parent, const Qgs3DRenderContext &context, LineData &out, bool selected )
{
if ( out.polygons.isEmpty() )
return; // nothing to show - no need to create the entity
Qt3DExtras::QPhongMaterial *mat = _material( mSymbol );
if ( selected )
{
// update the material with selection colors
mat->setDiffuse( context.map().selectionColor() );
mat->setAmbient( context.map().selectionColor().darker() );
}
QgsPointXY origin( context.map().origin().x(), context.map().origin().y() );
QgsTessellatedPolygonGeometry *geometry = new QgsTessellatedPolygonGeometry;
geometry->setPolygons( out.polygons, out.fids, origin, mSymbol.extrusionHeight() );
Qt3DRender::QGeometryRenderer *renderer = new Qt3DRender::QGeometryRenderer;
renderer->setGeometry( geometry );
// make entity
Qt3DCore::QEntity *entity = new Qt3DCore::QEntity;
entity->addComponent( renderer );
entity->addComponent( mat );
entity->setParent( parent );
if ( !selected )
entity->findChild<Qt3DRender::QGeometryRenderer *>()->setObjectName( QStringLiteral( "main" ) ); // temporary measure to distinguish between "selected" and "main"
}
Qt3DExtras::QPhongMaterial *QgsPolygon3DSymbolEntity::material( const QgsPolygon3DSymbol &symbol ) const
{
Qt3DExtras::QPhongMaterial *material = new Qt3DExtras::QPhongMaterial;
material->setAmbient( symbol.material().ambient() );
material->setDiffuse( symbol.material().diffuse() );
material->setSpecular( symbol.material().specular() );
material->setShininess( symbol.material().shininess() );
return material;
}
static Qt3DExtras::QPhongMaterial *_material( const QgsLine3DSymbol &symbol )
{
Qt3DExtras::QPhongMaterial *material = new Qt3DExtras::QPhongMaterial;
material->setAmbient( symbol.material().ambient() );
material->setDiffuse( symbol.material().diffuse() );
material->setSpecular( symbol.material().specular() );
material->setShininess( symbol.material().shininess() );
return material;
}
void QgsLine3DSymbolEntity::addEntityForSelectedLines( const Qgs3DMapSettings &map, QgsVectorLayer *layer, const QgsLine3DSymbol &symbol )
{
// build the default material
Qt3DExtras::QPhongMaterial *mat = material( symbol );
// update the material with selection colors
mat->setDiffuse( map.selectionColor() );
mat->setAmbient( map.selectionColor().darker() );
// build the feature request to select features
QgsFeatureRequest req;
req.setDestinationCrs( map.crs(), map.transformContext() );
req.setFilterFids( layer->selectedFeatureIds() );
// build the entity
QgsLine3DSymbolEntityNode *entity = new QgsLine3DSymbolEntityNode( map, layer, symbol, req );
entity->addComponent( mat );
entity->setParent( this );
}
SceneModifier::SceneModifier(Qt3DCore::QEntity *rootEntity)
: m_rootEntity(rootEntity)
{
// Torus shape data
//! [0]
m_torus = new Qt3DExtras::QTorusMesh();
m_torus->setRadius(1.0f);
m_torus->setMinorRadius(0.4f);
m_torus->setRings(100);
m_torus->setSlices(20);
//! [0]
// TorusMesh Transform
//! [1]
Qt3DCore::QTransform *torusTransform = new Qt3DCore::QTransform();
torusTransform->setScale(2.0f);
torusTransform->setRotation(QQuaternion::fromAxisAndAngle(QVector3D(0.0f, 1.0f, 0.0f), 25.0f));
torusTransform->setTranslation(QVector3D(5.0f, 4.0f, 0.0f));
//! [1]
//! [2]
Qt3DExtras::QPhongMaterial *torusMaterial = new Qt3DExtras::QPhongMaterial();
torusMaterial->setDiffuse(QColor(QRgb(0xbeb32b)));
//! [2]
// Torus
//! [3]
m_torusEntity = new Qt3DCore::QEntity(m_rootEntity);
m_torusEntity->addComponent(m_torus);
m_torusEntity->addComponent(torusMaterial);
m_torusEntity->addComponent(torusTransform);
//! [3]
// Cone shape data
Qt3DExtras::QConeMesh *cone = new Qt3DExtras::QConeMesh();
cone->setTopRadius(0.5);
cone->setBottomRadius(1);
cone->setLength(3);
cone->setRings(50);
cone->setSlices(20);
// ConeMesh Transform
Qt3DCore::QTransform *coneTransform = new Qt3DCore::QTransform();
coneTransform->setScale(1.5f);
coneTransform->setRotation(QQuaternion::fromAxisAndAngle(QVector3D(1.0f, 0.0f, 0.0f), 45.0f));
coneTransform->setTranslation(QVector3D(0.0f, 4.0f, -1.5));
Qt3DExtras::QPhongMaterial *coneMaterial = new Qt3DExtras::QPhongMaterial();
coneMaterial->setDiffuse(QColor(QRgb(0x928327)));
// Cone
m_coneEntity = new Qt3DCore::QEntity(m_rootEntity);
m_coneEntity->addComponent(cone);
m_coneEntity->addComponent(coneMaterial);
m_coneEntity->addComponent(coneTransform);
// Cylinder shape data
Qt3DExtras::QCylinderMesh *cylinder = new Qt3DExtras::QCylinderMesh();
cylinder->setRadius(1);
cylinder->setLength(3);
cylinder->setRings(100);
cylinder->setSlices(20);
// CylinderMesh Transform
Qt3DCore::QTransform *cylinderTransform = new Qt3DCore::QTransform();
cylinderTransform->setScale(1.5f);
cylinderTransform->setRotation(QQuaternion::fromAxisAndAngle(QVector3D(1.0f, 0.0f, 0.0f), 45.0f));
cylinderTransform->setTranslation(QVector3D(-5.0f, 4.0f, -1.5));
Qt3DExtras::QPhongMaterial *cylinderMaterial = new Qt3DExtras::QPhongMaterial();
cylinderMaterial->setDiffuse(QColor(QRgb(0x928327)));
// Cylinder
m_cylinderEntity = new Qt3DCore::QEntity(m_rootEntity);
m_cylinderEntity->addComponent(cylinder);
m_cylinderEntity->addComponent(cylinderMaterial);
m_cylinderEntity->addComponent(cylinderTransform);
// Cuboid shape data
Qt3DExtras::QCuboidMesh *cuboid = new Qt3DExtras::QCuboidMesh();
// CuboidMesh Transform
Qt3DCore::QTransform *cuboidTransform = new Qt3DCore::QTransform();
cuboidTransform->setScale(4.0f);
cuboidTransform->setTranslation(QVector3D(5.0f, -4.0f, 0.0f));
Qt3DExtras::QPhongMaterial *cuboidMaterial = new Qt3DExtras::QPhongMaterial();
cuboidMaterial->setDiffuse(QColor(QRgb(0x665423)));
//Cuboid
m_cuboidEntity = new Qt3DCore::QEntity(m_rootEntity);
m_cuboidEntity->addComponent(cuboid);
m_cuboidEntity->addComponent(cuboidMaterial);
m_cuboidEntity->addComponent(cuboidTransform);
// Plane shape data
Qt3DExtras::QPlaneMesh *planeMesh = new Qt3DExtras::QPlaneMesh();
planeMesh->setWidth(2);
planeMesh->setHeight(2);
// Plane mesh transform
Qt3DCore::QTransform *planeTransform = new Qt3DCore::QTransform();
planeTransform->setScale(1.3f);
planeTransform->setRotation(QQuaternion::fromAxisAndAngle(QVector3D(1.0f, 0.0f, 0.0f), 45.0f));
planeTransform->setTranslation(QVector3D(0.0f, -4.0f, 0.0f));
Qt3DExtras::QPhongMaterial *planeMaterial = new Qt3DExtras::QPhongMaterial();
planeMaterial->setDiffuse(QColor(QRgb(0xa69929)));
// Plane
m_planeEntity = new Qt3DCore::QEntity(m_rootEntity);
m_planeEntity->addComponent(planeMesh);
m_planeEntity->addComponent(planeMaterial);
m_planeEntity->addComponent(planeTransform);
// Sphere shape data
Qt3DExtras::QSphereMesh *sphereMesh = new Qt3DExtras::QSphereMesh();
sphereMesh->setRings(20);
sphereMesh->setSlices(20);
sphereMesh->setRadius(2);
// Sphere mesh transform
Qt3DCore::QTransform *sphereTransform = new Qt3DCore::QTransform();
sphereTransform->setScale(1.3f);
sphereTransform->setTranslation(QVector3D(-5.0f, -4.0f, 0.0f));
Qt3DExtras::QPhongMaterial *sphereMaterial = new Qt3DExtras::QPhongMaterial();
sphereMaterial->setDiffuse(QColor(QRgb(0xa69929)));
// Sphere
m_sphereEntity = new Qt3DCore::QEntity(m_rootEntity);
m_sphereEntity->addComponent(sphereMesh);
m_sphereEntity->addComponent(sphereMaterial);
m_sphereEntity->addComponent(sphereTransform);
}