void
LocalGeometryNode::onTileAdded(const TileKey& key,
osg::Node* graph,
TerrainCallbackContext& context)
{
bool needsClamp;
// This was faster, but less precise and resulted in a lot of unnecessary clamp attempts:
//if ( _boundingPT.contains(patch->getBound()) )
// Does the tile key's polytope intersect the world bounds or this object?
// (taking getParent(0) gives the world-tranformed bounds vs. local bounds)
if (key.valid())
{
osg::Polytope tope;
key.getExtent().createPolytope(tope);
needsClamp = tope.contains(this->getParent(0)->getBound());
}
else
{
// with no key, must clamp no matter what
needsClamp = true;
}
if (needsClamp)
{
clamp(graph, context.getTerrain());
}
}
void
ImageOverlay::onTileAdded(const TileKey& key,
osg::Node* tile,
TerrainCallbackContext& context)
{
if ( tile == 0L || _boundingPolytope.contains(tile->getBound()) )
{
clamp( context.getTerrain(), tile );
}
}
void
ImageOverlay::onTileAdded(const TileKey& key,
osg::Node* graph,
TerrainCallbackContext& context)
{
if ( graph == 0L || !key.valid() || _boundingPolytope.contains(graph->getBound()) )
{
clamp( graph, context.getTerrain() );
}
}
// This will be called by AnnotationNode when a new terrain tile comes in.
void
FeatureNode::onTileAdded(const TileKey& key,
osg::Node* tile,
TerrainCallbackContext& context)
{
if ( !tile || _featurePolytope.contains( tile->getBound() ) )
{
clamp( context.getTerrain(), tile );
}
}
void onTileAdded( const TileKey& key, osg::Node* tile, TerrainCallbackContext& context )
{
_dragger->reclamp( key, tile, context.getTerrain() );
}
void onTileAdded( const TileKey& key, osg::Node* tile, TerrainCallbackContext& context )
{
Dragger* dragger = static_cast<Dragger*>(context.getClientData());
dragger->reclamp( key, tile, context.getTerrain() );
}
void onTileAdded( const TileKey& key, osg::Node* tile, TerrainCallbackContext& context )
{
AnnotationNode* anno = static_cast<AnnotationNode*>(context.getClientData());
anno->reclamp( key, tile, context.getTerrain() );
}
