73445 struct BasePoint {  struct
73446   union {
73454   constexpr BasePoint() : x(0), y(0) {}  in BasePoint()  argument
73455   constexpr BasePoint(Coord aX, Coord aY) : x(aX), y(aY) {}  in BasePoint()  argument
73457   void MoveTo(T aX, T aY) { x = aX; y = aY; }  in MoveTo()
73458   void MoveBy(T aDx, T aDy) { x += aDx; y += aDy; }  in MoveBy()
73463   bool operator==(const Sub& aPoint) const {  in operator ==()
73466   bool operator!=(const Sub& aPoint) const {  in operator !=()
73470   Sub operator+(const Sub& aPoint) const {  in operator +()
73473   Sub operator-(const Sub& aPoint) const {  in operator -()
73476   Sub& operator+=(const Sub& aPoint) {  in operator +=()
73481   Sub& operator-=(const Sub& aPoint) {  in operator -=()
73487   Sub operator*(T aScale) const {  in operator *()
73490   Sub operator/(T aScale) const {  in operator /()
73494   Sub operator-() const {  in operator -()
73498   T DotProduct(const Sub& aPoint) const {  in DotProduct()
73502   Coord Length() const {  in Length()
73506   T LengthSquare() const {  in LengthSquare()
73513   Sub& Round() {  in Round()
73520   bool IsFinite() const  in IsFinite()
73527   void Clamp(T aMaxAbsValue)  in Clamp()