Method addEntity

source/game/StarEntityMap.cpp:51–74

void EntityMap::addEntity(EntityPtr entity) {
  auto position = entity->position();
  auto boundBox = entity->metaBoundBox();
  auto entityId = entity->entityId();
  auto uniqueId = entity->uniqueId();

  if (m_spatialMap.contains(entityId))
    throw EntityMapException::format("Duplicate entity id '{}' in EntityMap::addEntity", entityId);

  if (boundBox.isNegative() || boundBox.width() > MaximumEntityBoundBox || boundBox.height() > MaximumEntityBoundBox) {
    throw EntityMapException::format("Entity id: {} type: {} bound box is negative or beyond the maximum entity bound box size in EntityMap::addEntity",
        entity->entityId(), (int)entity->entityType());
  }

  if (entityId == NullEntityId)
    throw EntityMapException::format("Null entity id in EntityMap::addEntity");

  if (uniqueId && m_uniqueMap.hasLeftValue(*uniqueId))
    throw EntityMapException::format("Duplicate entity unique id ({}) on entity id ({}) in EntityMap::addEntity", *uniqueId, entityId);

  m_spatialMap.set(entityId, m_geometry.splitRect(boundBox, position), std::move(entity));
  if (uniqueId)
    m_uniqueMap.add(*uniqueId, entityId);
}

EntityPtr EntityMap::removeEntity(EntityId entityId) {
  if (auto entity = m_spatialMap.remove(entityId)) {