Method GetPixelShape

libs/drape_frontend/path_text_handle.cpp:310–340

}

void PathTextHandle::GetPixelShape(ScreenBase const & screen, bool perspective, Rects & rects) const
{
  m2::PointD const pixelPivot(screen.GtoP(m_globalPivot));
  for (size_t quadIndex = 0; quadIndex < m_buffer.size(); quadIndex += 4)
  {
    m2::RectF r;
    r.Add(m2::PointF(pixelPivot) + glsl::ToPoint(m_buffer[quadIndex].m_normal));
    r.Add(m2::PointF(pixelPivot) + glsl::ToPoint(m_buffer[quadIndex + 1].m_normal));
    r.Add(m2::PointF(pixelPivot) + glsl::ToPoint(m_buffer[quadIndex + 2].m_normal));
    r.Add(m2::PointF(pixelPivot) + glsl::ToPoint(m_buffer[quadIndex + 3].m_normal));

    if (perspective)
    {
      if (IsBillboard())
      {
        m2::PointD const pxPivotPerspective = screen.PtoP3d(pixelPivot);

        r.Offset(m2::PointF(-pixelPivot));
        r.Offset(m2::PointF(pxPivotPerspective));
      }
      else
      {
        r = m2::RectF(GetPerspectiveRect(m2::RectD(r), screen));
      }
    }

    bool const needAddRect = perspective ? !screen.IsReverseProjection3d(m2::PointD(r.Center())) : true;
    if (needAddRect)
      rects.emplace_back(std::move(r));
  }
}

void PathTextHandle::GetAttributeMutation(ref_ptr<dp::AttributeBufferMutator> mutator) const
{