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using System; |
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|
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namespace Oni.Akira |
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{ |
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internal class PolygonEdge |
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{ |
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private static readonly PolygonEdge[] emptyEdges = new PolygonEdge[0]; |
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private readonly Polygon polygon; |
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private readonly int index; |
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private PolygonEdge[] adjacency = emptyEdges; |
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|
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public PolygonEdge(Polygon polygon, int index) |
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{ |
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this.polygon = polygon; |
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this.index = index; |
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} |
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|
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public Polygon Polygon => polygon; |
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|
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public int Index => index; |
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public int EndIndex => (index + 1) % polygon.Edges.Length; |
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|
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public int Point0Index => polygon.PointIndices[index]; |
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public int Point1Index => polygon.PointIndices[EndIndex]; |
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|
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public PolygonEdge[] Adjancency |
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{ |
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get { return adjacency; } |
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set { adjacency = value; } |
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} |
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} |
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} |