FBPickInfosList class. This
class implements a special sort of list that can only contains a
pick info which is a tuple<FBModel, FBVector3d>. A pick info
give the position (FBVector3d) and the model (FBModel) that was pick on
screen.
To users FBPickInfosList behave like a
typle, since it is not possible to add new objects in the list.
Only methods or function that uses FBPickInfosList as argument
can insert new objects. Users can query the content of the list
with the bracket operator.
# Supported list protocol methods:
l = FBPickInfosList()
len(l)
# tuple unpacking of pick infos.
model, vector = l[0]