Method normalize

qcustomplot.cpp:152–157

! Normalizes this vector. After this operation, the length of the vector is equal to 1. \see normalized, length, lengthSquared */

  \see normalized, length, lengthSquared
*/
void QCPVector2D::normalize()
{
  double len = length();
  mX /= len;
  mY /= len;
}

/*!
  Returns a normalized version of this vector. The length of the returned vector is equal to 1.