44 lines
926 B
C#
44 lines
926 B
C#
using System.Collections.Generic;
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using Microsoft.Xna.Framework;
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namespace Subsurface
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{
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class SteeringPath
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{
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private Queue<Vector2> nodes;
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const float minDistance = 0.1f;
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Vector2 currentNode;
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public SteeringPath()
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{
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nodes = new Queue<Vector2>();
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}
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public void AddNode(Vector2 node)
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{
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if (node == Vector2.Zero) return;
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nodes.Enqueue(node);
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}
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public Vector2 CurrentNode
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{
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get { return currentNode; }
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}
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public Vector2 GetNode(Vector2 pos)
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{
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if (nodes.Count == 0) return Vector2.Zero;
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if (currentNode==Vector2.Zero || Vector2.Distance(pos, currentNode)<minDistance) currentNode = nodes.Dequeue();
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return currentNode;
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}
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public void ClearPath()
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{
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nodes.Clear();
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}
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}
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}
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