require_once "Math/Vector/Vector.php";
require_once "Math/Vector/Vector2.php";
require_once "Math/Vector/Vector3.php";
$a = range(2, 4);
$t = new Math_Tuple(array(2, 6, 8));
echo date("Y-m-d H:i:s") . "\n";
echo "==\nVector from array\n";
$v = new Math_Vector($a);
echo $v->toString() . "\n";
echo "Original length: " . $v->length() . "\n";
echo "Converting to a unit vector\n";
$v->normalize();
echo $v->toString() . "\n";
echo "Length after normalizing: " . $v->length() . "\n";
echo "Reversing vector\n";
$v->reverse();
echo $v->toString() . "\n";
echo "==\nVector from tuple\n";
$w = new Math_Vector($t);
echo "Cartesian distance(v,w) = " . $v->distance($w) . "\n";
echo "Manhattan distance(v,w) = " . $v->distance($w, 'manhattan') . "\n";
echo "Chessboard distance(v,w) = " . $v->distance($w, 'chessboard') . "\n";
echo "Vector v: " . $v->toString() . "\n";
echo "Vector w: " . $w->toString() . "\n";
echo "==\nVector from another vector\n";
$z = new Math_Vector(new Math_Vector(range(2, 5)));
echo $z->toString() . "\n";
echo "==\nVector3 vector\n";
$x = new Math_Vector3(new Math_Tuple(array(1, 0, 1)));
echo $x->toString() . "\n";
echo "==\nVector2 vector\n";
