Method PushScissor

ogsr_engine/xrGame/ui_base.cpp:161–194

}

void ui_core::PushScissor(const Frect& r_tgt, bool overlapped)
{
    if (UI()->m_currentPointType == IUIRender::pttLIT)
        return;

    Frect r_top = ScreenRect();
    Frect result = r_tgt;
    if (!m_Scissors.empty() && !overlapped)
    {
        r_top = m_Scissors.top();
    }
    if (!result.intersection(r_top, r_tgt))
        result.set(0.0f, 0.0f, 0.0f, 0.0f);

    if (!(result.x1 >= 0 && result.y1 >= 0 && result.x2 <= UI_BASE_WIDTH && result.y2 <= UI_BASE_HEIGHT))
    {
        Msg("! r_tgt [%.3f][%.3f][%.3f][%.3f]", r_tgt.x1, r_tgt.y1, r_tgt.x2, r_tgt.y2);
        Msg("! result [%.3f][%.3f][%.3f][%.3f]", result.x1, result.y1, result.x2, result.y2);
        VERIFY(result.x1 >= 0 && result.y1 >= 0 && result.x2 <= UI_BASE_WIDTH && result.y2 <= UI_BASE_HEIGHT);
    }
    m_Scissors.push(result);

    result.lt.x = ClientToScreenScaledX(result.lt.x);
    result.lt.y = ClientToScreenScaledY(result.lt.y);
    result.rb.x = ClientToScreenScaledX(result.rb.x);
    result.rb.y = ClientToScreenScaledY(result.rb.y);

    Irect r;
    r.x1 = iFloor(result.x1);
    r.x2 = iFloor(result.x2 + 0.5f);
    r.y1 = iFloor(result.y1);
    r.y2 = iFloor(result.y2 + 0.5f);
    UIRender->SetScissor(&r);
}

void ui_core::PopScissor()
{