Terms for rotations
jf at colson.eu
Sun Nov 9 13:28:13 CST 2014
Le 08/11/14 00:26, Whistler, Ken a écrit :
> Garth Wallace asked:
>> I'm currently working towards a proposal to encode a set of symbols
>> used in fairy chess and chess variants, and I have a question about
>> naming conventions. Several of the symbols are rotations of already
>> encoded symbols. ...
>> It's even more unclear when it comes to intermediate rotations in 45°
>> increments (I'm not sure if I will include these in any proposal; I'm
>> still doing research, gathering evidence of use and determining my
>> scope). Arrows seem to use ordinal compass directions (e.g. NORTH EAST
>> ARROW), but again these are not arrows. The names FAQ is silent on
>> I'm leaning towards "turned", "left rotated", and "right rotated" for
>> the cardinal orientations, and have no idea what (if anything) to do
>> about intermediate ones. Are there any more or less official
> When you start talking about sets of symbols rotated into 8
> orientations each, doubled again by chirality, then you really
> are into the realm of a notational system -- perhaps not best
> handled for encoding by simply separately encoding each symbolic
> unit in each possible visual orientation.
> I suggest first taking a look at what was done for analyzing a similar
> problem of rotation of symbols for the SignWriting notation
> system. See:
> That should give you some ideas about possible alternative approaches
> for the material you are dealing with.
Could the characters SWR2 to SWR8 be applied to chess symbols or should
new rotation modifiers be created for them?
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