12.5. How a listener initializes its owner critter
A final thing to mention about our cListener class is that it has a virtual void install(cCritter *pcritter) method. We attach a listener to a critter with the cCritter::setListener(cListener *plistener) method, and the setListener code calls plistener->install(this) to give the listener a chance to make any necessary adjustments to the critter that is going to start using it.
The default behavior of cListener::install(cCritter *pcritter) is simply to match the pcritter ’s motion matrix to its attitude matrix to get things off to a good start – this match will not automatically be TRUE, as we normally do not lock the player critter’s attitude to its motion. One other use for install is to temporarily ...
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