static public bool TryCreateTriangle(this Face item, Face face, out Triangle2 triangle, out Face missing)
{
if (item.TryCreateTriangle(face, out triangle))
{
missing = FaceExtensions.CreatePoints(face.v1, item.v0);
return(true);
}
missing = default(Face);
return(false);
}
private void Validate()
{
if (is_dirty)
{
is_dirty = false;
center = vertexs.Average();
faces.Set(
vertexs
.Sort(v => - (v - center).GetAngleInDegrees())
.CloseLoop()
.ConvertConnections((v0, v1) => FaceExtensions.CreatePointsAndInsidePoint(v0, v1, center))
);
}
}
static public Face GetFace(this LineSegment2 item)
{
return(FaceExtensions.CreatePoints(item.v0, item.v1));
}
static public IEnumerable <Face> BuildFaceLoop(this IEnumerable <Vector2> item)
{
return(item.CloseLoop().ConvertConnections((v0, v1) => FaceExtensions.CreatePoints(v0, v1)));
}