void Tile::ancestorChangedElevationData(Tile* ancestor){
if (ancestor->getLevel() > _elevationDataLevel){
ElevationData* subView = createElevationDataSubviewFromAncestor(ancestor);
if (subView != NULL){
setElevationData(subView, ancestor->getLevel());
}
}
if (_subtiles != NULL) {
const int subtilesSize = _subtiles->size();
for (int i = 0; i < subtilesSize; i++) {
Tile* subtile = _subtiles->at(i);
subtile->ancestorChangedElevationData(this);
}
}
}
void Tile::setElevationData(ElevationData* ed, int level){
if (_elevationDataLevel < level){
if (_elevationData != NULL){
delete _elevationData;
}
_elevationData = ed;
_elevationDataLevel = level;
_mustActualizeMeshDueToNewElevationData = true;
//If the elevation belongs to tile's level, we notify the sub-tree
if (isElevationDataSolved()){
if (_subtiles != NULL) {
const int subtilesSize = _subtiles->size();
for (int i = 0; i < subtilesSize; i++) {
Tile* subtile = _subtiles->at(i);
subtile->ancestorChangedElevationData(this);
}
}
}
}
}