29 lines
909 B
C#
29 lines
909 B
C#
using System.Collections.Generic;
|
|
|
|
namespace Nanomesh
|
|
{
|
|
public class Vector3FComparer : IEqualityComparer<Vector3F>
|
|
{
|
|
private static Vector3FComparer _instance;
|
|
public static Vector3FComparer Default => _instance ?? (_instance = new Vector3FComparer(0.001f));
|
|
|
|
private readonly float _tolerance;
|
|
|
|
public Vector3FComparer(float tolerance)
|
|
{
|
|
_tolerance = tolerance;
|
|
}
|
|
|
|
public bool Equals(Vector3F x, Vector3F y)
|
|
{
|
|
return (int)(x.x / _tolerance) == (int)(y.x / _tolerance)
|
|
&& (int)(x.y / _tolerance) == (int)(y.y / _tolerance)
|
|
&& (int)(x.z / _tolerance) == (int)(y.z / _tolerance);
|
|
}
|
|
|
|
public int GetHashCode(Vector3F obj)
|
|
{
|
|
return (int)(obj.x / _tolerance) ^ ((int)(obj.y / _tolerance) << 2) ^ ((int)(obj.z / _tolerance) >> 2);
|
|
}
|
|
}
|
|
} |