94 lines
2.2 KiB
C#
94 lines
2.2 KiB
C#
// -----------------------------------------------------------------------
|
|
// <copyright file="Segment.cs" company="">
|
|
// Triangle.NET code by Christian Woltering, http://triangle.codeplex.com/
|
|
// </copyright>
|
|
// -----------------------------------------------------------------------
|
|
|
|
namespace UnityEngine.U2D.Animation.TriangleNet
|
|
.Geometry
|
|
{
|
|
using System;
|
|
|
|
/// <summary>
|
|
/// Represents a straight line segment in 2D space.
|
|
/// </summary>
|
|
internal class Segment : ISegment
|
|
{
|
|
Vertex v0;
|
|
Vertex v1;
|
|
|
|
int label;
|
|
|
|
/// <summary>
|
|
/// Gets or sets the segments boundary mark.
|
|
/// </summary>
|
|
public int Label
|
|
{
|
|
get { return label; }
|
|
set { label = value; }
|
|
}
|
|
/// <summary>
|
|
/// Gets the first endpoints index.
|
|
/// </summary>
|
|
public int P0
|
|
{
|
|
get { return v0.id; }
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the second endpoints index.
|
|
/// </summary>
|
|
public int P1
|
|
{
|
|
get { return v1.id; }
|
|
}
|
|
|
|
/// <summary>
|
|
/// Initializes a new instance of the <see cref="Segment" /> class.
|
|
/// </summary>
|
|
public Segment(Vertex v0, Vertex v1)
|
|
: this(v0, v1, 0)
|
|
{
|
|
}
|
|
|
|
/// <summary>
|
|
/// Initializes a new instance of the <see cref="Segment" /> class.
|
|
/// </summary>
|
|
public Segment(Vertex v0, Vertex v1, int label)
|
|
{
|
|
this.v0 = v0;
|
|
this.v1 = v1;
|
|
|
|
this.label = label;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the specified segment endpoint.
|
|
/// </summary>
|
|
/// <param name="index">The endpoint index (0 or 1).</param>
|
|
/// <returns></returns>
|
|
public Vertex GetVertex(int index)
|
|
{
|
|
if (index == 0)
|
|
{
|
|
return v0;
|
|
}
|
|
|
|
if (index == 1)
|
|
{
|
|
return v1;
|
|
}
|
|
|
|
throw new IndexOutOfRangeException();
|
|
}
|
|
|
|
/// <summary>
|
|
/// WARNING: not implemented.
|
|
/// </summary>
|
|
public ITriangle GetTriangle(int index)
|
|
{
|
|
throw new NotImplementedException();
|
|
}
|
|
}
|
|
}
|