// NewFace creates a new face and stores it in the DCEL structure.
NewFace creates a new face and stores it in the DCEL structure.
// NewFace creates a new face and stores it in the DCEL structure .
func (d *DCEL) NewFace() *Face {
	face := &Face{}
	d.Faces = append(d.Faces, face)
	return face
}
func ( d * DCEL ) NewFace ( ) * Face { face := & Face { } d . Faces = append ( d . Faces , face ) return face }
NewFace creates a new face and stores it in the DCEL structure.
NewFace creates a new face and stores it in the DCEL structure .