Method replaceTiles

source/game/StarWorldServer.cpp:918–971

}

TileModificationList WorldServer::replaceTiles(TileModificationList const& modificationList, TileDamage const& tileDamage, bool applyDamage) {
  TileModificationList success, failures;

  if (applyDamage) {
    List<Vec2I> toDamage;
    TileLayer layer;

    for (auto pair : modificationList) {
      if (auto placeMaterial = pair.second.ptr<PlaceMaterial>()) {
        layer = placeMaterial->layer;

        if (placeMaterial->material == material(pair.first, layer)) {
          failures.append(pair);
          continue;
        }

        if (damageWouldDestroy(pair.first, layer, tileDamage)) {
          if (replaceTile(pair.first, pair.second, tileDamage))
            success.append(pair);
          else
            failures.append(pair);
          continue;
        }

        toDamage.append(pair.first);
        success.append(pair);
        continue;
      }
      
      failures.append(pair);
    }

    if (!toDamage.empty())
      damageTiles(toDamage, layer, Vec2F(), tileDamage, Maybe<EntityId>());
    
  } else {
    for (auto pair : modificationList) {
      if (replaceTile(pair.first, pair.second, tileDamage))
        success.append(pair);
      else
        failures.append(pair);
    }
  }

  failures.appendAll(doApplyTileModifications(success, true, false, false));

  for (auto pair : success) {
    checkEntityBreaks(RectF::withSize(Vec2F(pair.first), Vec2F(1, 1)));
    m_liquidEngine->visitLocation(pair.first);
    m_fallingBlocksAgent->visitLocation(pair.first);
  }

  return failures;
}

bool WorldServer::damageWouldDestroy(Vec2I const& pos, TileLayer layer, TileDamage const& tileDamage) const {
  return WorldImpl::damageWouldDestroy(m_tileArray, pos, layer, tileDamage);