Re: [Bug-gnubg] turn and on roll bits.

[Christian Anthon]

Haven't checked the particulars of your problem, but the top player is player 0.

Christian.

On Mon, Jun 7, 2010 at 6:26 PM, stormen <address@hidden> wrote:
>
> I am making an app where I use the GNUbg match and position id formats. I
> have read the two "technical" descriptions of the formats. The wording
> "(note that the bit order is reversed below for readability)" in the
> description of the match id puzzles me a little. Have I gotten the following
> example right ?
>
> match ID: cIn6AAAAAAAA
>
> First decode wrt Base64 and write as binary using 6 bits:
>
> c --> 28 --> 011100    I --> 8 --> 001000    n --> 39 --> 100111    6 --> 58
> --> 111010
> Each A goes to 000000
>
> Now string 12 6 bits group together and reverse every 8 bits to get
>
> 0000111010010001010111110000 ... 0000
>
> Now every group of more than 1 bit corresponding to an element of the match
> state should be reversed, so eg. the game stat which is the bits 9, 10, 11
> which is 100 in the above should be reversed to 001 indicating a game is
> being played. Correct ? The on roll bit is the seventh and the turn bit is
> the twelfth which are both 1. But this matchId was gotten by setting up a
> new match between to humans with the lower player (player 0) winning the
> opening roll. From the description I would have thought the turn and on roll
> bits should be 0. What am I missing ?
> --
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