Method Render

libs/drape_frontend/gui/shape.cpp:98–132

}

void ShapeRenderer::Render(ref_ptr<dp::GraphicsContext> context, ref_ptr<gpu::ProgramManager> mng,
                           ScreenBase const & screen)
{
  m2::RectD const & pxRect = screen.PixelRectIn3d();
  auto m = dp::MakeProjection(context->GetApiVersion(), 0.0f, static_cast<float>(pxRect.SizeX()),
                              static_cast<float>(pxRect.SizeY()), 0.0f);
  glsl::mat4 const projection = glsl::make_mat4(m.data());

  ForEachShapeInfo([&projection, &screen, context, mng](ShapeControl::ShapeInfo & info) mutable
  {
    if (!info.m_handle->Update(screen))
      return;

    if (!info.m_handle->IsVisible())
      return;

    ref_ptr<dp::GpuProgram> prg = mng->GetProgram(info.m_state.GetProgram<gpu::Program>());
    prg->Bind();
    dp::ApplyState(context, prg, info.m_state);

    auto params = info.m_handle->GetParams();
    params.m_projection = projection;
    mng->GetParamsSetter()->Apply(context, prg, params);

    if (info.m_handle->HasDynamicAttributes())
    {
      dp::AttributeBufferMutator mutator;
      ref_ptr<dp::AttributeBufferMutator> mutatorRef = make_ref(&mutator);
      info.m_handle->GetAttributeMutation(mutatorRef);
      info.m_buffer->ApplyMutation(context, nullptr, mutatorRef);
    }

    info.m_buffer->Render(context, info.m_state.GetDrawAsLine());
  });
}

void ShapeRenderer::AddShape(dp::RenderState const & state, drape_ptr<dp::RenderBucket> && bucket)
{