Exercise 4b

Exercise 4b: show and hide

Subjects covered:

  • Shortcuts
  • Object Visibility
  • Target

You will need:

BBs:

BB Show and Hide in Visuals\Show-Hide folder.


Creating Behavior

  1. Display the elapsed time output of the Chrono BB using a shortcut to its parameter output Elapsed Time and displaying the shortcut value by right-clicking the shortcut and selecting Change Parameter Display and selecting Display Name and Value.
  2. Add the Show and Hide BB to the script.
  3. If the Script is on the Level, add Target parameter to Hide and Show BBs to specify the object to hide/show. To do this, you right click on the Hide BB, select Add Target Parameter, then right-click for Edit Parameters, and for the Target (Behavior Object) in the pop-up Edit Parameter menu, select your cube. You’ll notice a new paramter has been added to the top of the BB. Repeat for the Show BB.
  4. Link the Exit On output of the Chrono BB to the input of the Show BB; it will show the cube when the Chrono BB is activated.
  5. Link the Exit Off output of the Chrono BB to the input of the Hide BB; it will hide the cube when the Chrono BB is deactivated.

Exercise 4b Solution (file is a .cmo file)