Method AcquireCamera

Modules/Core/src/Controllers/mitkCameraRotationController.cpp:59–89

}

void mitk::CameraRotationController::AcquireCamera()
{
  BaseRenderer *renderer = mitk::BaseRenderer::GetInstance(m_RenderWindow);

  const auto *propRenderer = dynamic_cast<const mitk::VtkPropRenderer *>(renderer);
  if (propRenderer)
  {
    // get vtk renderer
    vtkRenderer *vtkrenderer = propRenderer->GetVtkRenderer();
    if (vtkrenderer)
    {
      // get vtk camera
      vtkCamera *vtkcam = vtkrenderer->GetActiveCamera();
      if (vtkcam)
      {
        // vtk smart pointer handling
        if (!m_Camera)
        {
          m_Camera = vtkcam;
          m_Camera->Register(nullptr);
        }
        else
        {
          m_Camera->UnRegister(nullptr);
          m_Camera = vtkcam;
          m_Camera->Register(nullptr);
        }
      }
    }
  }
}