PerpCCW

template<typename T>
XVector2<T> PerpCCW(const XVector2<T> &v)

Returns the counter-clockwise perpendicular vector.

For a vector (x, y), returns (-y, x).

Template Parameters:

T – The component type of the vector.

Parameters:

v – [in] The input vector.

Returns:

A new XVector2 rotated 90 degrees counter-clockwise.