mirror of
https://github.com/lscharen/iigs-sprite-compiler.git
synced 2024-10-14 00:23:39 +00:00
36 lines
982 B
C#
36 lines
982 B
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace SpriteCompiler.AI
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{
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public class DepthLimitedNodeExpander<A, S, T, C> : NodeExpanderDelegator<A, S, T, C>
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where T : ISearchNode<A, S, T, C>
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where C : ICost<C>, new()
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{
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private readonly INodeLimiter<T, C> limit;
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private bool cutoffOccured = false;
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public DepthLimitedNodeExpander(INodeExpander<A, S, T, C> expander, INodeLimiter<T, C> limit)
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: base(expander)
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{
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this.limit = limit;
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}
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public bool CutoffOccured { get { return cutoffOccured; } }
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public override IEnumerable<T> Expand(ISearchProblem<A, S, C> problem, T node)
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{
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if (limit.Cutoff(node))
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{
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cutoffOccured = true;
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return Enumerable.Empty<T>();
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}
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return base.Expand(problem, node);
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}
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}
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}
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