Function ReservePlacement

bwapi/BWAPILIB/Source/Game.cpp:405–463

  }

  void ReservePlacement(PlacementReserve &reserve, UnitType type, TilePosition desiredPosition, bool /*creep*/)
  {
    // Reset the array
    reserve.reset();

    AssignBuildableLocations(reserve, type, desiredPosition);
    RemoveDisconnected(reserve, desiredPosition);
    
    // @TODO: Assign 0 to all locations that have a ground distance > maxRange

    // exclude positions off the map
    TilePosition start = desiredPosition - TilePosition(MAX_RANGE,MAX_RANGE)/2;
    reserve.iterate( [&](PlacementReserve *pr, int x, int y)
                      { 
                        if ( !(start+TilePosition(x,y)).isValid() )
                          pr->setValue(x, y, 0);
                      } );

    // Return if can't find a valid space
    if ( !reserve.hasValidSpace() )
      return;
    
    ReserveGroundHeight(reserve, desiredPosition);
    //ReserveUnbuildable(reserve, type, desiredPosition); // NOTE: canBuildHere already includes this!

    if ( !type.isResourceDepot() )
    {
      ReserveAllStructures(reserve, type, desiredPosition);
      ReserveExistingAddonPlacement(reserve, desiredPosition);
    }

    // Unit-specific reservations
    switch ( type )
    {
    case UnitTypes::Enum::Protoss_Pylon:  // @TODO
      //reservePylonPlacement();
      break;
    case UnitTypes::Enum::Terran_Bunker:  // @TODO
      //if ( !GetBunkerPlacement() )
      {
        //reserveTurretPlacement();
      }
      break;
    case UnitTypes::Enum::Terran_Missile_Turret:  // @TODO
    case UnitTypes::Enum::Protoss_Photon_Cannon:
      //reserveTurretPlacement();
      break;
    case UnitTypes::Enum::Zerg_Creep_Colony:  // @TODO
      //if ( creep || !GetBunkerPlacement() )
      {
        //reserveTurretPlacement();
      }
      break;
    default:
      if ( !type.isResourceDepot() )
        ReserveDefault(reserve, type, desiredPosition);
      break;
    }