public override double Estimate()
{
if (GoalNode == null)
{
return(double.PositiveInfinity);
}
return(Vector3I.Distance(Cursor.GlobalPosition, GoalNode.Cursor.GlobalPosition));
}
/// <summary>
/// Calculates path in current thread and returns the result
/// </summary>
/// <param name="start"></param>
/// <param name="goal"></param>
/// <returns></returns>
public Path3D CalculatePath(Vector3I start, Vector3I goal)
{
var goalNode = new AStarNodeFunc3D(GetCursor(goal), null, 1);
return(CalculateCustomPath(start, n => n.IsSameState(goalNode), AStarNodeFunc3D.GetSuccessors, n => Vector3I.Distance(n.Cursor.GlobalPosition, goal)));
}
/// <summary>
/// Npc will run away from the Dangerous entities
/// </summary>
public void RunAway()
{
if (Npc.DangerousEntities.Count == 0)
{
return;
}
// find the point maximally far from dangerous objects (run direction)
_runAwayPoint = Npc.DangerousEntities.Select(e =>
{
var escape = Npc.Character.Position - e.Position;
escape.Normalize();
var value = 16 - Vector3D.Distance(e.Position, Npc.Character.Position);
if (value <= 0)
{
return(Vector3D.Zero);
}
return(escape * value * 10);
}).Aggregate((s, v) => s + v).ToCubePosition() + Npc.Character.Position.ToCubePosition();
_leader = null;
Npc.Server.LandscapeManager.CalculateCustomPathAsync(Npc.DynamicEntity.Position.ToCubePosition(), n => Npc.DangerousEntities.All(e => Vector3I.Distance(n.Cursor.GlobalPosition, e.Position.ToCubePosition()) > 16), AStarNodeFunc3D.GetSuccessors, n => Vector3I.Distance(_runAwayPoint, n.Cursor.GlobalPosition), FollowPath);
WaitingForPath = true;
_runAway = true;
}
private void SpawnTreeEntities(ServerChunk chunk, TreeSoul soul)
{
var config = _server.EntityFactory.Config;
var treeBp = config.TreeBluePrintsDico[soul.TreeTypeId];
if (_server.Clock.Now - soul.LastItemsRegeneration < treeBp.ItemsRegenerationTime)
{
return;
}
List <BlockWithPosition> treeBlocks = null;
soul.LastItemsRegeneration = _server.Clock.Now;
foreach (var item in treeBp.StaticItems)
{
// check quantity limit
var maxItems = _fastRandom.Next(item.Quantity.Min, item.Quantity.Max + 1);
if (_server.LandscapeManager.AroundEntities(soul.Position, item.SpawningRange).Count(e => e.BluePrintId == item.ItemblueprintId) >= maxItems)
{
continue;
}
var point = _fastRandom.NextVector2IInRadius(item.SpawningRange) + new Vector2I((int)soul.Position.X, (int)soul.Position.Z);
var groundSpawning = item.SpawningType == SpawningType.Ground || (item.SpawningType == SpawningType.Both && _fastRandom.NextDouble() < 0.5f);
if (groundSpawning)
{
var cursor = _server.LandscapeManager.GetCursor(new Vector3I(point.X, AbstractChunk.ChunkSize.Y - 1, point.Y));
while (true)
{
var block = cursor.Read();
if (block != WorldConfiguration.CubeId.Air && block != treeBp.FoliageBlock)
{
break;
}
cursor.Move(Vector3I.Down);
}
cursor.Move(Vector3I.Up);
if (cursor.Read() == WorldConfiguration.CubeId.Air)
{
if (Vector3I.Distance(cursor.GlobalPosition, (Vector3I)soul.Position) <= item.SpawningRange)
{
var entity = (IStaticEntity)_server.EntityFactory.CreateFromBluePrint(item.ItemblueprintId);
entity.Position = cursor.GlobalPosition;
var blockLinkedItem = entity as IBlockLinkedEntity;
if (blockLinkedItem != null)
{
blockLinkedItem.LinkedCube = cursor.GlobalPosition + Vector3I.Down;
}
cursor.AddEntity(entity);
}
}
}
else
{
// lazy initialization of tree
treeBlocks = treeBlocks ?? _treeLSystem.Generate(soul.TreeRndSeed, (Vector3I)soul.Position, treeBp);
// find the lowest Y in our point
var minY = treeBlocks.Where(b => b.WorldPosition.X == point.X && b.WorldPosition.Z == point.Y).Select(b => b.WorldPosition.Y).DefaultIfEmpty().Min();
if (minY == 0 || minY <= soul.Position.Y)
{
// the point is outside of tree
continue;
}
var cursor = _server.LandscapeManager.GetCursor(new Vector3I(point.X, minY - 1, point.Y));
if (cursor.Read() == WorldConfiguration.CubeId.Air)
{
var entity = (IStaticEntity)_server.EntityFactory.CreateFromBluePrint(item.ItemblueprintId);
entity.Position = cursor.GlobalPosition;
var blockLinkedItem = entity as IBlockLinkedEntity;
if (blockLinkedItem != null)
{
blockLinkedItem.LinkedCube = cursor.GlobalPosition + Vector3I.Down;
}
cursor.AddEntity(entity);
}
}
}
}