kicad-developers team mailing list archive

[Oliver Walters <oliver.henry.walters@xxxxxxxxx>]

>
> Thanks - some small change will be needed to kicad2step to handle the
> change in the file format from inch to mm for the model offsets.
> For the wrl/step substitution there is no other work needed.


This has already been done :)

On Sun, Dec 10, 2017 at 8:31 AM, Cirilo Bernardo <cirilo.bernardo@xxxxxxxxx>
wrote:

> Thanks - some small change will be needed to kicad2step to handle the
> change in the file format from inch to mm for the model offsets.
> For the wrl/step substitution there is no other work needed.
>
> The reason the STEP exporter is separate from kicad is that not all
> people need the mechanical exporter and keeping it separate allows
> us to build kicad without the exporter and to install the exporter at
> any time in the future without recompiling kicad. The 3D viewer
> already makes use of OCE via its plugin system and the idea was
> that other export/import functions should eventually use a plugin
> system as well; keeping kicad2step separate makes it easier to
> convert it to a plugin in the future when we have a plugin API to
> support it.  I'm not too happy with OCE being in the plugin either;
> some defective models can cause OCE to crash and in the case
> of the plugin that means that kicad will also crash. I think the
> OCE (IGES/STEP) plugin will eventually have to be written so
> that the conversion happens in a separate process. In the case
> of kicad2step, if OCE crashes kicad is not affected.
>
> - Cirilo
>
> On Sat, Dec 9, 2017 at 8:37 AM, Oliver Walters
> <oliver.henry.walters@xxxxxxxxx> wrote:
> > Cirilo, there are two changes that I am aware of:
> >
> > 1. The change to use mm for 3D model offset. The patch set I have
> submitted
> > fixed this in kicad2step. I do not believe this has been merged yet - JP?
> > 2. The wrl/step substitution which has already been accepted to master.
> >
> > As an aside, was it too difficult to integrate OCE code into KiCad? This
> way
> > we could get better error feedback, and many other advantages that an
> > external tool cannot provide. I'm sure you had your reasons though.
> >
> > On 9 Dec 2017 18:07, "José Ignacio" <jose.cyborg@xxxxxxxxx> wrote:
> >>
> >> Indeed, it is much easier to just re-parse pcb files than it is to
> extract
> >> data using the internal APIs. The intention is for that to be temporary
> >> until the internal api improves to the point where writing something
> >> interfacing with it wont be a pile of workarounds for quirks and sharp
> >> corners. If anything, it is a testament to the improvement the s-expr
> format
> >> brought to kicad, being so easy to parse and work with external tools.
> >>
> >> On Sat, Dec 9, 2017 at 12:59 AM, Kevin Cozens <kevin@xxxxxxxxx> wrote:
> >>>
> >>> On 2017-12-08 04:34 PM, Cirilo Bernardo wrote:
> >>>>
> >>>>   I haven't had time to follow changes for quite some time but there
> >>>> was some talk about making changes to the PCB file format. If the
> >>>> file format changes, some changes will also have to be made to
> >>>> the STEP exporter (utils/kicad2step) to handle the new format.
> >>>
> >>>
> >>> This surprises me a little. Does that mean kicad2step is processing the
> >>> saved file and not working from the data held internal to the program?
> >>>
> >>> --
> >>> Cheers!
> >>>
> >>> Kevin.
> >>>
> >>> http://www.ve3syb.ca/           |"Nerds make the shiny things that
> >>> distract
> >>> Owner of Elecraft K2 #2172      | the mouth-breathers, and that's why
> >>> we're
> >>>                                 | powerful!"
> >>> #include <disclaimer/favourite> |             --Chris Hardwick
> >>>
> >>>
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> >>
> >>
> >>
> >> _______________________________________________
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> >>
> >
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>