Method Render

libs/drape_frontend/arrow3d.cpp:410–445

}

void Arrow3d::Render(ref_ptr<dp::GraphicsContext> context, ref_ptr<gpu::ProgramManager> mng, ScreenBase const & screen,
                     bool routingMode)
{
  // Render shadow.
  if (m_shadowMesh && m_enableShadow && screen.isPerspective())
  {
    RenderArrow(context, mng, *m_shadowMesh, screen, gpu::Program::Arrow3dShadow,
                df::GetColorConstant(df::kArrow3DShadowColor), 0.05f /* dz */,
                routingMode ? kOutlineScale : 1.0f /* scaleFactor */);
  }

  // Render outline.
  if (m_shadowMesh && m_enableOutline && routingMode)
  {
    dp::Color const outlineColor = df::GetColorConstant(df::kArrow3DOutlineColor);
    RenderArrow(context, mng, *m_shadowMesh, screen, gpu::Program::Arrow3dOutline, outlineColor, 0.0f /* dz */,
                kOutlineScale /* scaleFactor */);
  }

  // Render arrow.
  if (m_arrowMeshTexturingEnabled)
  {
    // Use only alpha channel from arrow color for textured meshes.
    auto const color = dp::Color(255, 255, 255,
                                 m_obsoletePosition ? df::GetColorConstant(df::kArrow3DObsoleteColor).GetAlpha()
                                                    : df::GetColorConstant(df::kArrow3DColor).GetAlpha());

    RenderArrow(context, mng, m_arrowMesh, screen, gpu::Program::Arrow3dTextured, color, 0.0f /* dz */,
                1.0f /* scaleFactor */);
  }
  else
  {
    dp::Color const color = df::GetColorConstant(m_obsoletePosition ? df::kArrow3DObsoleteColor : df::kArrow3DColor);
    RenderArrow(context, mng, m_arrowMesh, screen, gpu::Program::Arrow3d, color, 0.0f /* dz */, 1.0f /* scaleFactor */);
  }
}

void Arrow3d::RenderArrow(ref_ptr<dp::GraphicsContext> context, ref_ptr<gpu::ProgramManager> mng, dp::MeshObject & mesh,
                          ScreenBase const & screen, gpu::Program program, dp::Color const & color, float dz,