Picking shapes
Where is the API?
- The API is distributed among a number of classes . . .
- Enable pickability of any node via methods on Node
- Initiate a pick using methods on Locale or BranchGroup
- Pick methods take as an argument a PickShape
- PickBounds,
PickPoint,
PickRay,
PickSegment
- Pick methods return one or more SceneGraphPaths
