/// <summary>
/// Get closest points between lines.
/// </summary>
public (Vector3, Vector3) ClosestPointsBetween(Line3D other)
{
if (IsParallelTo(other))
{
return(StartPoint, other.ClosestPointTo(StartPoint, false));
}
var u = GetDirection();
var v = other.GetDirection();
var w = StartPoint - other.StartPoint;
var uu = u.Dot(u);
var uv = u.Dot(v);
var vv = v.Dot(v);
var uw = u.Dot(w);
var vw = v.Dot(w);
var sc = (uv * vw - vv * uw) / (uu * vv - uv * uv);
var tc = (uu * vw - uv * uw) / (uu * vv - uv * uv);
return(StartPoint + sc * u, other.StartPoint + tc * v);
}
// Token: 0x0600013F RID: 319 RVA: 0x00009818 File Offset: 0x00007A18
public ValueTuple <Vector3, Vector3> ClosestPointsBetween(Line3D other)
{
if (this.IsParallelTo(other))
{
return(new ValueTuple <Vector3, Vector3>(this.StartPoint, other.ClosestPointTo(this.StartPoint, false)));
}
Vector3 direction = this.GetDirection();
Vector3 direction2 = other.GetDirection();
Vector3 right = this.StartPoint - other.StartPoint;
float num = direction.Dot(direction);
float num2 = direction.Dot(direction2);
float num3 = direction2.Dot(direction2);
float num4 = direction.Dot(right);
float num5 = direction2.Dot(right);
float num6 = (num2 * num5 - num3 * num4) / (num * num3 - num2 * num2);
float num7 = (num * num5 - num2 * num4) / (num * num3 - num2 * num2);
return(new ValueTuple <Vector3, Vector3>(this.StartPoint + num6 * direction, other.StartPoint + num7 * direction2));
}
/// <summary>
/// Is line parallel to other line?
/// </summary>
public bool IsParallelTo(Line3D other)
{
return(GetDirection().IsParallelTo(other.GetDirection()));
}
// Token: 0x06000144 RID: 324 RVA: 0x00009B1E File Offset: 0x00007D1E
public bool IsParallelTo(Line3D other)
{
return(this.GetDirection().IsParallelTo(other.GetDirection(), 1E-06f));
}