void
CircleNode::rebuild()
{
std::string currentDecoration = getDecoration();
clearDecoration();
//Remove all children from this node
//removeChildren( 0, getNumChildren() );
if ( getRoot()->getNumParents() == 0 )
{
this->addChild( getRoot() );
}
//Remove all children from the attach point
getChildAttachPoint()->removeChildren( 0, getChildAttachPoint()->getNumChildren() );
// construct a local-origin circle.
GeometryFactory factory;
Geometry* geom = factory.createCircle(osg::Vec3d(0,0,0), _radius, _numSegments);
if ( geom )
{
GeometryCompiler compiler;
osg::ref_ptr<Feature> feature = new Feature(geom, 0L); //todo: consider the SRS
osg::Node* node = compiler.compile( feature.get(), _style, FilterContext(0L) );
if ( node )
{
getChildAttachPoint()->addChild( node );
getDrapeable()->setDraped( _draped );
}
applyStyle( _style );
}
setDecoration( currentDecoration );
}
void
CircleNode::rebuild()
{
std::string currentDecoration = getDecoration();
clearDecoration();
// Reset this node.
osgEarth::clearChildren( this );
osgEarth::clearChildren( _xform.get() );
this->addChild( _xform.get() );
// construct a local-origin circle.
GeometryFactory factory;
Geometry* geom = NULL;
if (abs(_arcEnd.as(Units::DEGREES) - _arcStart.as(Units::DEGREES)) >= 360.0)
{
geom = factory.createCircle(osg::Vec3d(0,0,0), _radius, _numSegments);
}
else
{
geom = factory.createArc(osg::Vec3d(0,0,0), _radius, _arcStart, _arcEnd, _numSegments, 0L, _pie);
}
if ( geom )
{
GeometryCompiler compiler;
osg::ref_ptr<Feature> feature = new Feature(geom, 0L); //todo: consider the SRS
osg::Node* node = compiler.compile( feature.get(), _style, FilterContext(0L) );
if ( node )
{
_xform->addChild( node );
this->replaceChild( _xform.get(), applyAltitudePolicy(_xform.get(), _style) );
}
applyGeneralSymbology( _style );
setLightingIfNotSet( false );
}
setDecoration( currentDecoration );
}