kicad-developers team mailing list archive

[Wayne Stambaugh <stambaughw@xxxxxxxxx>]

I'm not sure why power symbols would be re-annotated.  Maybe JP could
shed some light on this.  It does seem odd that power symbols are
annotated differently than non-power symbols.

On 7/10/2017 2:06 PM, José Ignacio wrote:
> I've noticed another annoying churn in eeschema, when annotating the
> schematics power flags get re-annotated even if they already had refs
> assigned from before and the annotate command is not set to overwrite. I
> don't know if it does it all the time but it does it fairly often in my
> experience.
> 
> On Mon, Jul 10, 2017 at 11:52 AM, Wayne Stambaugh <stambaughw@xxxxxxxxx
> <mailto:stambaughw@xxxxxxxxx>> wrote:
> 
>     Forward compatibility is highly unlikely given our limited manpower.
> 
>     There is a fundamental misunderstanding about net names.  Pcbnew does
>     not have anything to do with naming them.  Pcbnew on reads the net names
>     from the net list.  The net names are generated by Eeschema and passed
>     to Pcbnew so the issue is with Eeschema.  Currently, Eeschema does not
>     save undefined (unlabeled) net names.  It automatically renumbers them
>     each time a new netlist is generated.  One work around is to label every
>     net in Eeschema using some type of label.  I do this so I know which
>     signals I'm routing.  I've never found net names such as N-##### very
>     useful.
> 
>     I am considering saving automatically assigned net names in the new
>     schematic file format but that is still uncertain at this point.
> 
>     On 7/10/2017 11:26 AM, José Ignacio wrote:
>     > The problem is that you can't make old kicad read the new format, unless
>     > a patch gets backported.
>     >
>     > On Mon, Jul 10, 2017 at 10:19 AM, Kristoffer Ödmark
>     > <kristofferodmark90@xxxxxxxxx
>     <mailto:kristofferodmark90@xxxxxxxxx>
>     <mailto:kristofferodmark90@xxxxxxxxx
>     <mailto:kristofferodmark90@xxxxxxxxx>>> wrote:
>     >
>     >     Could we not support reading both formats, but only write one
>     format?
>     >
>     >     - Kristoffer
>     >
>     >
>     >     On 2017-07-10 09:36, Maciej Sumiński wrote:
>     >
>     >         I think there is a lot of code that assumes consecutive net
>     >         numbering.
>     >         Instead, we could simply save net names instead of net numbers
>     >         and let
>     >         KiCad use net codes as convenient. One significant problem
>     is it
>     >         would
>     >         cause the .kicad_pcb file format change, making it completely
>     >         unreadable
>     >         by the current stable.
>     >
>     >         Regards,
>     >         Orson
>     >
>     >         On 07/01/2017 04:49 AM, hauptmech wrote:
>     >
>     >
>     >             We have a fairly complex board that needs to be done
>     >             yesterday. We've
>     >             been experimenting with simultaneous editing of the
>     pcb with
>     >             moderate
>     >             success.
>     >
>     >             We are using git. Each person works in a different area of
>     >             the board,
>     >             and we merge the results periodically.
>     >
>     >             Because of the time crunch, we are only focusing on what
>     >             works in this
>     >             process, and staying away from edits that do not work.
>     >             Moving footprints
>     >             and laying tracks works fine.
>     >
>     >             A couple things I've noticed that could improve things:
>     >
>     >             net indexes of nets are not stable. Maybe
>     >             eeschema/netlist.cpp:369
>     >             Maybe we could wait until we get close to running out of
>     >             integers before
>     >             we do this?
>     >
>     >             module order gets changed in some edits (Not sure but
>     >             probably "fix
>     >             module file details and update modules in pcb" type
>     edits).
>     >             Ordering
>     >             modules by reference would fix this.
>     >
>     >
>     >             We are getting enough benefit that we'll keep refining the
>     >             technique.
>     >
>     >
>     >
>     >
>     >
>     >
>     >
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