void
LocalGeometryNode::clamp(osg::Node* graph, const Terrain* terrain)
{
if (terrain && graph)
{
GeometryClamper clamper;
clamper.setTerrainPatch( graph );
clamper.setTerrainSRS( terrain ? terrain->getSRS() : 0L );
clamper.setPreserveZ( _clampRelative );
clamper.setOffset( getPosition().alt() );
this->accept( clamper );
}
}
void
FeatureNode::clamp(const Terrain* terrain, osg::Node* patch)
{
if ( terrain && patch )
{
const AltitudeSymbol* alt = getStyle().get<AltitudeSymbol>();
bool relative = alt && alt->clamping() == alt->CLAMP_RELATIVE_TO_TERRAIN && alt->technique() == alt->TECHNIQUE_SCENE;
GeometryClamper clamper;
clamper.setTerrainPatch( patch );
clamper.setTerrainSRS( terrain->getSRS() );
clamper.setPreserveZ( relative );
this->accept( clamper );
this->dirtyBound();
}
}
void
FeatureNode::clamp(osg::Node* graph, const Terrain* terrain)
{
if ( terrain && graph )
{
const AltitudeSymbol* alt = getStyle().get<AltitudeSymbol>();
if (alt && alt->technique() != alt->TECHNIQUE_SCENE)
return;
bool relative = alt && alt->clamping() == alt->CLAMP_RELATIVE_TO_TERRAIN && alt->technique() == alt->TECHNIQUE_SCENE;
float offset = alt ? alt->verticalOffset()->eval() : 0.0f;
GeometryClamper clamper;
clamper.setTerrainPatch( graph );
clamper.setTerrainSRS( terrain->getSRS() );
clamper.setPreserveZ( relative );
clamper.setOffset( offset );
this->accept( clamper );
}
}