for ( int i = 0, cSize = children.size(); i < cSize; i++ ) {
child = children.get( i );
if ( child != null ) {
float distSquared = tmpVec.set( camera.getLocation() ).distance(child.getLocalTranslation());
if ( distSquared <= VEGETATION_DISTANCE ) {
child.onDraw( r );
}
}
}
}