106 lines
2.7 KiB
C#
106 lines
2.7 KiB
C#
using System;
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using Server.Items;
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using Server.PathAlgorithms;
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using Server.PathAlgorithms.FastAStar;
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using Server.PathAlgorithms.SlowAStar;
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using Server.Spells;
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using Server.Targeting;
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namespace Server
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{
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public sealed class MovementPath
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{
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public MovementPath(Mobile m, Point3D goal)
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{
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Point3D start = m.Location;
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Map map = m.Map;
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Map = map;
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Start = start;
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Goal = goal;
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if (map == null || map == Map.Internal)
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return;
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if (Utility.InRange(start, goal, 1))
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return;
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try
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{
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PathAlgorithm alg = OverrideAlgorithm ?? FastAStarAlgorithm.Instance;
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if (alg?.CheckCondition(m, map, start, goal) == true)
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Directions = alg.Find(m, map, start, goal);
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}
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catch (Exception e)
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{
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Console.WriteLine("Warning: {0}: Pathing error from {1} to {2}", e.GetType().Name, start, goal);
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}
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}
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public Map Map{ get; }
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public Point3D Start{ get; }
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public Point3D Goal{ get; }
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public Direction[] Directions{ get; }
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public bool Success => Directions?.Length > 0;
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public static PathAlgorithm OverrideAlgorithm{ get; set; }
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public static void Initialize()
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{
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CommandSystem.Register("Path", AccessLevel.GameMaster, Path_OnCommand);
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}
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public static void Path_OnCommand(CommandEventArgs e)
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{
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e.Mobile.BeginTarget(-1, true, TargetFlags.None, Path_OnTarget);
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e.Mobile.SendMessage("Target a location and a path will be drawn there.");
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}
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private static void Path(Mobile from, IPoint3D p, PathAlgorithm alg, string name, int zOffset)
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{
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OverrideAlgorithm = alg;
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long start = DateTime.UtcNow.Ticks;
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MovementPath path = new MovementPath(from, new Point3D(p));
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long end = DateTime.UtcNow.Ticks;
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double len = Math.Round((end - start) / 10000.0, 2);
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if (!path.Success)
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{
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from.SendMessage("{0} path failed: {1}ms", name, len);
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}
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else
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{
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from.SendMessage("{0} path success: {1}ms", name, len);
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int x = from.X;
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int y = from.Y;
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int z = from.Z;
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for (int i = 0; i < path.Directions.Length; ++i)
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{
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Movement.Movement.Offset(path.Directions[i], ref x, ref y);
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new RecallRune().MoveToWorld(new Point3D(x, y, z + zOffset), from.Map);
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}
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}
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}
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public static void Path_OnTarget(Mobile from, object targeted)
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{
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if (!(targeted is IPoint3D p))
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return;
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SpellHelper.GetSurfaceTop(ref p);
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Path(from, p, FastAStarAlgorithm.Instance, "Fast", 0);
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Path(from, p, SlowAStarAlgorithm.Instance, "Slow", 2);
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OverrideAlgorithm = null;
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}
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}
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}
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