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Message #32347
Re: file format change and STEP exporter
Thanks. :)
On Sun, Dec 10, 2017 at 8:34 AM, Oliver Walters
<oliver.henry.walters@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.
>
>
> 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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>> >>
>> >
>> > _______________________________________________
>> > Mailing list: https://launchpad.net/~kicad-developers
>> > Post to : kicad-developers@xxxxxxxxxxxxxxxxxxx
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>> >
>
>
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