Math functions for Vertex.
static public function negate(v:Vertex):Vertex
Compute the oposite of the Vertex.
a Vertex.
static public function dot(v:Vertex, w:Vertex):Number
Compute the dot product of the two Vertex.
the dot procuct of the 2 Vertex.
static public function addVertex(v:Vertex, w:Vertex):Vertex
Compute the addition of the two Vertex.
TODO : Check here! We should add all the properties of the vertices!
The resulting Vertex.
static public function sub(v:Vertex, w:Vertex):Vertex
Compute the substraction of the two Vertex.
The resulting Vertex.
static public function cross(w:Vertex, v:Vertex):Vertex
Compute the cross product of the two Vertex.
the Vertex resulting of the cross product.