Explaining the sign data format of FSW

[Honza]

Hello Steve,

I still wander how exactly can be FSW used for searching and ordering
signs.
Please can you show me?

thanks
Honza




On 29 June 2012 16:08, Steve Slevinski <slevin at signpuddle.net> wrote:

>  Hi Honza,
>
> FSW is a light markup that stands for Formal SignWriting which is used as
> the regular searching form.  It is documented in section 9 of the Modern
> SignWriting specifications. PDF link:
> https://github.com/Slevinski/msw/raw/master/MSW.pdf
>
> FSW is my preferred storage form because it is possible to quickly search
> for exact or approximate matches.  It contains the same information as the
> XML.  The string is predictable and easy to process with regular
> expressions or even basic string functions.
>
> The first difference is the use of symbol keys rather than symbol IDs.
> The conversion between these 2 standards can be accomplished with the ISWA
> 2010 database or one of 2 text files.
>
> The verbose text file is just under 1 MB.  It contains an explicit list of
> symbol IDs to symbol keys, such as
> http://signpuddle.net/iswa/data/iswa_id_key.txt
>
> 01-01-001-01-01-01,10000
> 01-01-001-01-01-02,10001
> 01-01-001-01-01-03,10002
> 01-01-001-01-01-04,10003
> 01-01-001-01-01-05,10004
> 01-01-001-01-01-06,10005
>
>
> The minimalistic text file is 11 KB.  It contains an explicit list for the
> symbol prefix (BaseSymbol part), but not the entire ID or key.  The
> conversion of the fills and rotations is trivial and handled by the code.
> http://signpuddle.net/iswa/data/iswa_sym_base.txt
>
> 01-01-001-01,100
> 01-01-002-01,101
> 01-01-003-01,102
> 01-01-004-01,103
> 01-01-005-01,104
> 01-01-006-01,105
>
>
> Let's consider the most basic example.
>
>
>
> *XML with symbol ID*
> <signbox max_x="8" max_y="15">
>   <sym left="-7" top="-15">01-01-001-01-01-01</sym>
> </signbox>
>
> *XML with symbol key*
> <signbox max_x="8" max_y="15">
>   <sym left="-7" top="-15">S10000</sym>
> </signbox>
>
> *FSW*
> M508x515S10000493x485
>
> The first thing to notice is that the coordinates of FSW are offset by 500
> for each coordinate number.
>
> The XML segment: (max_x="8" max_y="15") is equal to the FSW segment
> "508x515".
>
> Each symbol has it's own coordinate placement.  So we can break up the FSW
> string as follows:
> M 508x515 S10000 493x485
>
> The M stands for the middle lane.  The other options are L for left, R for
> right, and B for signboxes used in horizontal writing.
>
> For signs with that have a signspelling sequence, the signbox information
> described above is preceded by an A section as a list of symbol keys
> without coordinate information.
>
> Here is a longer example:
> AS10000S10e00S11e00M547x516S10000454x486S10e00489x486S11e00524x485
>
> It has 2 sections.  The first section is the signspelling sequence: A
> S10000 S10e00 S11e00
>
> The second section is the signbox construction: M 547x516 S10000 454x486
> S10e00 489x486 S11e00 524x485
>
> Which can be understood as:
> M 547x516 = middle lane with max coordinate of (47,16)
> S10000 454x486 = symbol ID  01-01-001-01-01-01 at coordinate (-46,-14)
> S10e00 489x486 = symbol ID  01-02-001-01-01-01 at coordinate (-11,-14)
> S11e00 524x485 = symbol ID  01-03-001-01-01-01 at coordinate (24,-15)
>
> If you've made it this far and you absolutely don't want to use FSW for
> the custom export, I should be able to add an XML sign data option for the
> custom export only, but the XML sign data option will not be available for
> the entire puddle exports.
>
> Hope that helps,
> -Steve
>

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