Method flip

src/Core/Transform/Referential.cpp:56–64

    }

    Referential Referential::flip(FlipAxis axis) const
    {
        const bool bothOrHorizontal
            = (axis == FlipAxis::Both || axis == FlipAxis::Horizontal);
        const bool bothOrVertical
            = (axis == FlipAxis::Both || axis == FlipAxis::Vertical);
        return Referential(
            bothOrHorizontal ? 1 - m_refX : m_refX, bothOrVertical ? 1 - m_refY : m_refY);
    }

    bool Referential::isOnLeftSide() const
    {