Method getUnit

src/mathematics/Vector2.cpp:33–43

Return the corresponding unit vector

// Return the corresponding unit vector
Vector2 Vector2::getUnit() const {
    decimal lengthVector = length();

    if (lengthVector < MACHINE_EPSILON) {
        return *this;
    }

    // Compute and return the unit vector
    decimal lengthInv = decimal(1.0) / lengthVector;
    return Vector2(x * lengthInv, y * lengthInv);
}

// Return one unit orthogonal vector of the current vector
Vector2 Vector2::getOneUnitOrthogonalVector() const {