Visual Servoing Platform  version 3.3.0 under development (2020-02-17)
tutorial-draw-cross.cpp
#include <visp3/gui/vpDisplayGDI.h>
#include <visp3/gui/vpDisplayX.h>
int main()
{
vpImage<unsigned char> I(2160, 3840, 128);
try {
#if defined(VISP_HAVE_X11)
#elif defined(VISP_HAVE_GDI)
#endif
vpDisplay::setTitle(I, "My image");
vpDisplay::displayCross(I, I.getHeight() / 2, I.getWidth() / 2, I.getWidth() / 2, vpColor::red, 2);
std::cout << "A click to quit..." << std::endl;
} catch (const vpException &e) {
std::cout << "Catch an exception: " << e.getMessage() << std::endl;
}
std::cout<<std::endl;
}