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//! \example tutorial-draw-point.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)
vpDisplayX d(I, vpDisplay::SCALE_AUTO);
#elif defined(VISP_HAVE_GDI)
vpDisplayGDI d(I, vpDisplay::SCALE_AUTO);
#endif
vpDisplay::setTitle(I, "My image");
vpDisplay::display(I);
//! [Point]
vpDisplay::displayPoint(I, I.getHeight() / 2, I.getWidth() / 2, vpColor::red, 2);
//! [Point]
vpDisplay::flush(I);
std::cout << "A click to quit..." << std::endl;
vpDisplay::getClick(I);
} catch (const vpException &e) {
std::cout << "Catch an exception: " << e.getMessage() << std::endl;
}
}
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