Scalar X() const { return x; }
Scalar Y() const { return y; }
+ Scalar &X() { return x; }
+ Scalar &Y() { return y; }
+
Scalar Index(Scalar lineLength) const { return Y() * lineLength + X(); }
static Vector<Scalar> FromIndex(Scalar index, Scalar lineLength) {
return Vector<Scalar>(index % lineLength, index / lineLength);