OldBlueWater/BlueWater/Assets/NWH/Dynamic Water Physics 2/Scripts/Lib/MIConvexHull/ConvexHull/ConvexFace.cs
2023-12-19 11:31:29 +09:00

70 lines
3.2 KiB
C#

/******************************************************************************
*
* The MIT License (MIT)
*
* MIConvexHull, Copyright (c) 2015 David Sehnal, Matthew Campbell
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*****************************************************************************/
namespace NWH.DWP2.MiConvexHull
{
/// <summary>
/// A convex face representation containing adjacency information.
/// </summary>
/// <typeparam name="TVertex">The type of the t vertex.</typeparam>
/// <typeparam name="TFace">The type of the t face.</typeparam>
public abstract class ConvexFace<TVertex, TFace>
where TVertex : IVertex
where TFace : ConvexFace<TVertex, TFace>
{
/// <summary>
/// Adjacency. Array of length "dimension".
/// If F = Adjacency[i] then the vertices shared with F are Vertices[j] where j != i.
/// In the context of triangulation, can be null (indicates the cell is at boundary).
/// </summary>
/// <value>The adjacency.</value>
public TFace[] Adjacency { get; set; }
/// <summary>
/// The vertices stored in clockwise order for dimensions 2 - 4, in higher dimensions the order is arbitrary.
/// Unless I accidentally switch some index somewhere in which case the order is CCW. Either way, it is consistent.
/// 3D Normal = (V[1] - V[0]) x (V[2] - V[1]).
/// </summary>
/// <value>The vertices.</value>
public TVertex[] Vertices { get; set; }
/// <summary>
/// The normal vector of the face. Null if used in triangulation.
/// </summary>
/// <value>The normal.</value>
public double[] Normal { get; set; }
}
/// <summary>
/// A default convex face representation.
/// </summary>
/// <typeparam name="TVertex">The type of the t vertex.</typeparam>
/// <seealso cref="NWH.DWP2.MiConvexHull.ConvexFace{TVertex, NWH.DWP2.MiConvexHull.DefaultConvexFace{TVertex}}" />
public class DefaultConvexFace<TVertex> : ConvexFace<TVertex, DefaultConvexFace<TVertex>>
where TVertex : IVertex
{
}
}