dev_display — Displays image objects in the current graphics window.
dev_display(Object : : : )
dev_display displays an iconic object (image, region, or XLD) in the active graphics window. This is equivalent to a double click on an icon variable inside the variable window.
Using the code export feature of HDevelop, the code that is generated for this operator may have a different behavior than the related HALCON operator. For a detailed description of the code export of HDevelop graphics operators into the different programming languages see in the “HDevelop User's Guide” the chapter Code Export -> General Aspects of Code Generation -> Graphics Windows.
Image objects to be displayed.
read_image (Image, 'fabrik') regiongrowing (Image, Regions, 3, 3, 6, 100) dev_clear_window () dev_display (Image) dev_set_colored (12) dev_set_draw ('margin') dev_display (Regions)
If the values of the specified parameters are correct, dev_display returns 2 (H_MSG_TRUE). Otherwise an exception is raised and an error code returned.