57 lines
1.5 KiB
C#
57 lines
1.5 KiB
C#
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using System;
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namespace Plankton
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{
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/// <summary>
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/// Represents a halfedge in Plankton's halfedge mesh data structure.
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/// </summary>
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public class PlanktonHalfedge
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{
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public int StartVertex;
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public int AdjacentFace;
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public int NextHalfedge;
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public int PrevHalfedge;
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internal PlanktonHalfedge()
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{
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StartVertex = -1;
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AdjacentFace = -1;
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NextHalfedge = -1;
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PrevHalfedge = -1;
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}
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internal PlanktonHalfedge(int Start, int AdjFace, int Next)
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{
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StartVertex = Start;
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AdjacentFace = AdjFace;
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NextHalfedge = Next;
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}
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/// <summary>
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/// Gets an Unset PlanktonHalfedge.
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/// </summary>
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public static PlanktonHalfedge Unset
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{
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get
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{
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return new PlanktonHalfedge()
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{
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StartVertex = -1,
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AdjacentFace = -1,
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NextHalfedge = -1,
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PrevHalfedge = -1
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};
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}
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}
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/// <summary>
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/// <para>Whether or not the vertex is currently being referenced in the mesh.</para>
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/// <para>Defined as a halfedge which has no starting vertex index.</para>
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/// </summary>
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public bool IsUnused { get { return (this.StartVertex < 0); } }
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[Obsolete()]
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public bool Dead { get { return this.IsUnused; } }
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}
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}
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