Visual Servoing Platform  version 3.2.1 under development (2019-06-20)
tutorial-draw-point.cpp
1 #include <visp3/gui/vpDisplayGDI.h>
3 #include <visp3/gui/vpDisplayX.h>
4 
5 int main()
6 {
7  vpImage<unsigned char> I(2160, 3840, 128);
8 
9  try {
10 
11 #if defined(VISP_HAVE_X11)
13 #elif defined(VISP_HAVE_GDI)
15 #endif
16 
17  vpDisplay::setTitle(I, "My image");
20  vpDisplay::displayPoint(I, I.getHeight() / 2, I.getWidth() / 2, vpColor::red, 2);
23  std::cout << "A click to quit..." << std::endl;
25  } catch (const vpException &e) {
26  std::cout << "Catch an exception: " << e.getMessage() << std::endl;
27  }
28 }
static bool getClick(const vpImage< unsigned char > &I, bool blocking=true)
unsigned int getWidth() const
Definition: vpImage.h:244
Display for windows using GDI (available on any windows 32 platform).
Definition: vpDisplayGDI.h:129
Use the X11 console to display images on unix-like OS. Thus to enable this class X11 should be instal...
Definition: vpDisplayX.h:151
error that can be emited by ViSP classes.
Definition: vpException.h:71
static void displayPoint(const vpImage< unsigned char > &I, const vpImagePoint &ip, const vpColor &color, unsigned int thickness=1)
static void flush(const vpImage< unsigned char > &I)
static const vpColor red
Definition: vpColor.h:180
static void display(const vpImage< unsigned char > &I)
const char * getMessage(void) const
Definition: vpException.cpp:90
unsigned int getHeight() const
Definition: vpImage.h:186
static void setTitle(const vpImage< unsigned char > &I, const std::string &windowtitle)