Method getParent

CesiumGeospatial/src/S2CellID.cpp:117–119

}

S2CellID S2CellID::getParent() const {
  return S2CellID(GoogleS2CellID(this->_id).parent().id());
}

S2CellID S2CellID::getChild(size_t index) const {
  CESIUM_ASSERT(index <= 3);