Lg On Screen Display 3 [BEST] Download
Dominque Janoff
GdkDisplay is an object that represents a single connection to a display server, like the X11 server, or a Wayland compositor. Applications can have multiple connections, but GDK resources are associated to each GdkDisplay instance that created them.
GdkScreen is a "screen" in the same way that X11 has Screens; it's a virtual entity that may match multiple monitors, or parts of a monitor. Modern GDK/GTK code assumes a 1:1 match between GdkDisplay and GdkScreen.
It seems you're trying to write code to grab a screenshot of the whole screen. The simplest solution is to grab the root window of the default GdkScreen and use gdk_pixbuf_get_from_window(); this will do all the work for you.
And in addition I am struggling to get the model (1Mb) to rotate fast enough with a K2000 card. I have a very fast PC and 32Gb RAM. I tried changing things like display quality and anti aliasing but it causes it to go so slow the card crashes windows by exceeding windows time out limit of 2 seconds. So Creo crashes.
Whilst reading the Nvidia spec is interesting it reveals little beyond the fact that, yes, its possible to run 4 monitors via display port. When you actually load a CREO3 model and try and view and manipulate it the story is, for me, somewhat different. It runs slow, such that using a 3dConnexion spacepilot is pointless as the model lags so much. Touching the display settings under Options was for me a mistake as it is now poorer that before and I cant get back to the original settings. Any sort of lag is immediately noticeable with a spacepilot.
Eventually the second interface limit gets hit - where it takes a lot of pulses in the mouse to move the pointer across the screen, so you need to move the mouse a foot or two to go from one screen edge to the other -or- the sensitivity goes up so that the mouse is too touchy. Adaptive sensitivity/mouse acceleration can help, but then this causes wandering mouse syndrome where the user has to lift and reposition the mouse to make up for asymmetric accumulations. Which is why I've moved to a thumb-ball mouse.
Adobe dealt with a similar problem. In PDFs lines are given widths, but when zoomed out, those widths can be smaller than 1 pixel. In grayscale displays Adobe would use aliasing to approximate the lines by changing the pixel color to represent the proportion of line; if a black line would cover 1/2 the pixel, the pixel would be 50% gray. However, if the lines were thin enough they would essentially vanish, so Adobe added a setting to round up to the nearest pixel width, so even very thin lines would be 1 pixel wide, and thus generally more legible.
The best answer is for Microsoft to use SVG for it's interface elements and build in scaling to the screen size so that icon sizes are invariant without having to build them as bitmaps at different sizes. PTC could make their own subsystem as well, but as I started with - it will take a lot of development.
Surely PTC have tested this hardware combination or similar and can comment? If they have then their advice as to how to optimise the use of 4k screens is valuable to users. Can they help? This seems possibly something the average reseller supporting users may not have come across yet.
df19127ead