Browsing in a snake-way, forward.
This canvas browse all the point of an image 'input' like this :
------->
<------'
'------>
The fonctor should provide (In addition to 'input') four methods :
- init() : Will be called at the beginning.
- down() : Will be called after each moving down. (will also be called once at the first point).
- fwd() : Will be called after each moving right.
- bwd() : Will ba called after each moving left.
This methods should acces to the current working point 'p' also provided by the functor.
Warning: This canvas works only on 2D.
F shall feature:
- As attributes:
- As methods:
Definition at line 86 of file snake_fwd.hh.