private static void GetAttachedGrids(IMyCubeGrid cubeGrid, ref List <IMyCubeGrid> results, AttachedGrids type)
{
if (cubeGrid == null)
{
return;
}
var blocks = new List <IMySlimBlock>();
cubeGrid.GetBlocks(blocks, b => b != null && b.FatBlock != null && !b.FatBlock.BlockDefinition.TypeId.IsNull);
foreach (var block in blocks)
{
//MyAPIGateway.Utilities.ShowMessage("Block", string.Format("{0}", block.FatBlock.BlockDefinition.TypeId));
if (block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_MotorAdvancedStator) ||
block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_MotorStator) ||
block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_MotorSuspension) ||
block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_MotorBase))
{
// The MotorStator which inherits from MotorBase.
IMyMotorBase motorBase = block.FatBlock as IMyMotorBase;
if (motorBase == null || motorBase.Top == null)
{
continue;
}
IMyCubeGrid entityParent = motorBase.TopGrid;
if (entityParent == null)
{
continue;
}
if (!results.Any(e => e.EntityId == entityParent.EntityId))
{
results.Add(entityParent);
GetAttachedGrids(entityParent, ref results, type);
}
}
else if (block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_MotorAdvancedRotor) ||
block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_MotorRotor) ||
block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_RealWheel) ||
block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_Wheel))
{
// The Rotor Part.
IMyMotorRotor motorRotor = block.FatBlock as IMyMotorRotor;
IMyCubeGrid entityParent = null;
if (motorRotor == null || motorRotor.Base == null)
{
// Wheels appear to not properly populate the Stator property.
IMyCubeBlock altBlock = Support.FindRotorBase(motorRotor.EntityId);
if (altBlock == null)
{
continue;
}
entityParent = altBlock.CubeGrid;
}
else
{
entityParent = motorRotor.Base.CubeGrid;
}
if (!results.Any(e => e.EntityId == entityParent.EntityId))
{
results.Add(entityParent);
GetAttachedGrids(entityParent, ref results, type);
}
}
else if (block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_PistonTop))
{
// The Piston Top.
IMyPistonTop pistonTop = block.FatBlock as IMyPistonTop;
if (pistonTop == null || pistonTop.Piston == null)
{
continue;
}
IMyCubeGrid entityParent = pistonTop.Piston.CubeGrid;
if (!results.Any(e => e.EntityId == entityParent.EntityId))
{
results.Add(entityParent);
GetAttachedGrids(entityParent, ref results, type);
}
}
else if (block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_ExtendedPistonBase) ||
block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_PistonBase))
{
IMyPistonBase pistonBase = block.FatBlock as IMyPistonBase;
if (pistonBase == null || pistonBase.Top == null)
{
continue;
}
IMyCubeGrid entityParent = pistonBase.TopGrid;
if (entityParent == null)
{
continue;
}
if (!results.Any(e => e.EntityId == entityParent.EntityId))
{
results.Add(entityParent);
GetAttachedGrids(entityParent, ref results, type);
}
}
else if (block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_ShipConnector) && type == AttachedGrids.All)
{
var connector = (IMyShipConnector)block.FatBlock;
if (connector.Status != Sandbox.ModAPI.Ingame.MyShipConnectorStatus.Connected || connector.OtherConnector == null)
{
continue;
}
var otherGrid = (IMyCubeGrid)connector.OtherConnector.CubeGrid;
if (!results.Any(e => e.EntityId == otherGrid.EntityId))
{
results.Add(otherGrid);
GetAttachedGrids(otherGrid, ref results, type);
}
}
// Commented out temporarily, as it isn't been used, but may not work under 1.126.
//else if (block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_LandingGear) && type == AttachedGrids.All)
//{
// var landingGear = (IMyLandingGear)block.FatBlock;
// if (landingGear.IsLocked == false)
// continue;
// var entity = landingGear.GetAttachedEntity();
// if (entity == null || !(entity is IMyCubeGrid))
// continue;
// var otherGrid = (IMyCubeGrid)entity;
// if (!results.Any(e => e.EntityId == otherGrid.EntityId))
// {
// results.Add(otherGrid);
// GetAttachedGrids(otherGrid, ref results, type);
// }
//}
}
// Loop through all other grids, find their Landing gear, and figure out if they are attached to <cubeGrid>.
var allShips = new HashSet <IMyEntity>();
var checkList = results; // cannot use ref paramter in Lambada expression!?!.
MyAPIGateway.Entities.GetEntities(allShips, e => e is IMyCubeGrid && !checkList.Contains(e));
//if (type == AttachedGrids.All)
//{
// foreach (IMyCubeGrid ship in allShips)
// {
// blocks = new List<IMySlimBlock>();
// ship.GetBlocks(blocks,
// b =>
// b != null && b.FatBlock != null && !b.FatBlock.BlockDefinition.TypeId.IsNull &&
// b.FatBlock is IMyLandingGear);
// foreach (var block in blocks)
// {
// var landingGear = (IMyLandingGear)block.FatBlock;
// if (landingGear.IsLocked == false)
// continue;
// var entity = landingGear.GetAttachedEntity();
// if (entity == null || entity.EntityId != cubeGrid.EntityId)
// continue;
// if (!results.Any(e => e.EntityId == ship.EntityId))
// {
// results.Add(ship);
// GetAttachedGrids(ship, ref results, type);
// }
// }
// }
//}
}
private static void GetAttachedGrids(IMyCubeGrid cubeGrid, ref List <IMyCubeGrid> results, AttachedGrids type)
{
if (cubeGrid == null)
{
return;
}
var blocks = new List <IMySlimBlock>();
cubeGrid.GetBlocks(blocks, b => b != null && b.FatBlock != null && !b.FatBlock.BlockDefinition.TypeId.IsNull);
foreach (var block in blocks)
{
//MyAPIGateway.Utilities.ShowMessage("Block", string.Format("{0}", block.FatBlock.BlockDefinition.TypeId));
if (block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_MotorAdvancedStator) ||
block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_MotorStator) ||
block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_MotorSuspension) ||
block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_MotorBase))
{
// The MotorStator which inherits from MotorBase.
var motorBase = block.GetObjectBuilder() as MyObjectBuilder_MotorBase;
if (motorBase == null || !motorBase.RotorEntityId.HasValue || motorBase.RotorEntityId.Value == 0 || !MyAPIGateway.Entities.EntityExists(motorBase.RotorEntityId.Value))
{
continue;
}
var entityParent = MyAPIGateway.Entities.GetEntityById(motorBase.RotorEntityId.Value).Parent as IMyCubeGrid;
if (entityParent == null)
{
continue;
}
if (!results.Any(e => e.EntityId == entityParent.EntityId))
{
results.Add(entityParent);
GetAttachedGrids(entityParent, ref results, type);
}
}
else if (block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_MotorAdvancedRotor) ||
block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_MotorRotor) ||
block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_RealWheel) ||
block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_Wheel))
{
// The Rotor Part.
var motorCube = Support.FindRotorBase(block.FatBlock.EntityId);
if (motorCube == null)
{
continue;
}
var entityParent = (IMyCubeGrid)motorCube.Parent;
if (!results.Any(e => e.EntityId == entityParent.EntityId))
{
results.Add(entityParent);
GetAttachedGrids(entityParent, ref results, type);
}
}
else if (block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_PistonTop))
{
// The Piston Top.
var pistonCube = Support.FindPistonBase(block.FatBlock.EntityId);
if (pistonCube == null)
{
continue;
}
var entityParent = (IMyCubeGrid)pistonCube.Parent;
if (!results.Any(e => e.EntityId == entityParent.EntityId))
{
results.Add(entityParent);
GetAttachedGrids(entityParent, ref results, type);
}
}
else if (block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_ExtendedPistonBase) ||
block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_PistonBase))
{
var pistonBase = block.GetObjectBuilder() as MyObjectBuilder_PistonBase;
if (pistonBase == null || pistonBase.TopBlockId == 0 || !MyAPIGateway.Entities.EntityExists(pistonBase.TopBlockId))
{
continue;
}
var entityParent = MyAPIGateway.Entities.GetEntityById(pistonBase.TopBlockId).Parent as IMyCubeGrid;
if (entityParent == null)
{
continue;
}
if (!results.Any(e => e.EntityId == entityParent.EntityId))
{
results.Add(entityParent);
GetAttachedGrids(entityParent, ref results, type);
}
}
else if (block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_ShipConnector) && type == AttachedGrids.All)
{
// There isn't a non-Ingame interface for IMyShipConnector at this time.
var connector = (Sandbox.ModAPI.Ingame.IMyShipConnector)block.FatBlock;
if (connector.IsConnected == false || connector.IsLocked == false || connector.OtherConnector == null)
{
continue;
}
var otherGrid = (IMyCubeGrid)connector.OtherConnector.CubeGrid;
if (!results.Any(e => e.EntityId == otherGrid.EntityId))
{
results.Add(otherGrid);
GetAttachedGrids(otherGrid, ref results, type);
}
}
else if (block.FatBlock.BlockDefinition.TypeId == typeof(MyObjectBuilder_LandingGear) && type == AttachedGrids.All)
{
var landingGear = (IMyLandingGear)block.FatBlock;
if (landingGear.IsLocked == false)
{
continue;
}
var entity = landingGear.GetAttachedEntity();
if (entity == null || !(entity is IMyCubeGrid))
{
continue;
}
var otherGrid = (IMyCubeGrid)entity;
if (!results.Any(e => e.EntityId == otherGrid.EntityId))
{
results.Add(otherGrid);
GetAttachedGrids(otherGrid, ref results, type);
}
}
}
// Loop through all other grids, find their Landing gear, and figure out if they are attached to <cubeGrid>.
var allShips = new HashSet <IMyEntity>();
var checkList = results; // cannot use ref paramter in Lambada expression!?!.
MyAPIGateway.Entities.GetEntities(allShips, e => e is IMyCubeGrid && !checkList.Contains(e));
if (type == AttachedGrids.All)
{
foreach (IMyCubeGrid ship in allShips)
{
blocks = new List <IMySlimBlock>();
ship.GetBlocks(blocks,
b =>
b != null && b.FatBlock != null && !b.FatBlock.BlockDefinition.TypeId.IsNull &&
b.FatBlock is IMyLandingGear);
foreach (var block in blocks)
{
var landingGear = (IMyLandingGear)block.FatBlock;
if (landingGear.IsLocked == false)
{
continue;
}
var entity = landingGear.GetAttachedEntity();
if (entity == null || entity.EntityId != cubeGrid.EntityId)
{
continue;
}
if (!results.Any(e => e.EntityId == ship.EntityId))
{
results.Add(ship);
GetAttachedGrids(ship, ref results, type);
}
}
}
}
}