SizeNotifier prototype

Sends a signal when the screen size changes to tell other UI prototypes need to recompute their size / position.

PROTO SizeNotifier [
  eventOut SFVec2f screenSize
  eventOut SFVec2f textScale
]

Event Out

SFVec2f screenSize - The new screen size
SFVec2f textScale - The scale to apply to text

Background is automatically resize to fill all the screen.

EXTERNPROTO Backgnd [] "Background.wrl"
EXTERNPROTO SizeNotifier [] "SizeNotifier.wrl"

Group {
  children [
    DEF SIZE_NOTIFIER SizeNotifier {}
    
    DEF BACKGROUND Backgnd {
  		images ["myBackground.png"]
  	}

		ROUTE SIZE_NOTIFIER.screenSize TO BACKGROUND.screenSize
  ]
}