kicad-developers team mailing list archive

[Maciej Sumiński <maciej.suminski@xxxxxxx>]

I have just merged the ngspice branch. It is still required to enable
KICAD_SPICE switch in cmake in order to use it, so it does not cause
problems on systems without ngspice library installed.

Regards,
Orson

On 08/05/2016 09:40 PM, Maciej Sumiński wrote:
> I had spoken with ngspice devs and they have suggested me a workaround
> for the bug. Unfortunately, it requires a patch that is currently not
> included in the release version, so we resort to building from the
> source again.
> 
> To ease the pain, I have updated get_libngspice_so.sh [1]. Now it should
> build the correct library version for Linux, Windows (mingw64) & OS X. I
> have managed to run the script successfully on all the mentioned
> platforms, but I still do not have KiCad compiled on OS X, so I was not
> able to test it there.
> 
> I have updated the ngspice branch in my github repository [2]:
> - applied fixes for Win7 & OS X (thank you Jean-Pierre & Johannes)
> - resized dialogs, so all the fields are visible and windows fit 1024x768
> - fixed a few minor bugs
> - corrected demo circuits
> - cleared, formatted & documented the code
>  & added some documentation
> I consider the code ready for merge. If there are no objections, I would
> like to proceed next week.
> 
> Regards,
> Orson
> 
> 1. https://orson.net.pl/pub/libngspice/get_libngspice_so.sh
> 2. https://github.com/orsonmmz/kicad-source-mirror/tree/ngspice
> 
> On 07/21/2016 11:16 PM, Chris Pavlina wrote:
>> Really, really nice! I made it do a thing! https://misc.c4757p.com/kicad_sim.png
>>
>> I feel bad to provide a bug report on my very first communcation on
>> this, but... found one: not sure if this sort of thing is actually
>> standard SPICE or an LTspice extension, but I tried parameterizing a
>> component value, setting a resistor's value to {R} - that sort of thing
>> leads to irrecoverable lockups here.
>>
>> On Thu, Jul 21, 2016 at 09:37:57PM +0200, Tomasz Wlostowski wrote:
>>> Hi,
>>>
>>> As some of you have noticed, we've been working on a "secret" feature
>>> during the hackathon at CERN. The feature we're talking about is an
>>> integrated circuit simulator. Currently it features:
>>> - Seamless integration into schematic editor,
>>> - AC/Transient/DC sweep simulations,
>>> - Voltage probing from the schematics,
>>> - Live tuning of component values.
>>>
>>> A video demonstrating the capabilities of the new simulator is available
>>> on Tom's YouTube channel [1].
>>>
>>> The code is currently available in the ngspice branch on Tom's GitHub
>>> [2] for review & testing. It's a big feature, so we didn't want to push
>>> it immediately to the product branch. We'll greatly appreciate your
>>> feedback!
>>>
>>> The simulator uses ngspice [3] as the Spice kernel. We'd like to thank
>>> ngspice developers for providing a DLL interface which made seamless
>>> integration of ngspice into Kicad possible.
>>>
>>> In order to get started:
>>> - install ngspice shared library (is not provided by many Linux distros,
>>> Arch Linux is a known exception, so you might have to compile it from
>>> the sources with --with-ngshared --enable-xspice options).  Windows
>>> DLLs, msys2 PKGBUILD & binary packages (to be included soon in
>>> the official msys2 repo, currently merged to
>>> https://github.com/Alexpux/MINGW-packages/) & Linux script to build the
>>> library are available at [4].
>>> - compile eeschema with -DKICAD_SPICE=ON option,
>>> - have a look at some examples in demos/simulation directory.
>>>
>>> Happy simulating,
>>> Tom
>>>
>>> [1] https://youtu.be/A2_-hdRcf4U
>>> [2] https://github.com/twlostow/kicad-dev/tree/ngspice
>>> [3] http://ngspice.sourceforge.net/
>>> [4] https://orson.net.pl/pub/libngspice
>>>
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>>
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> 
> 
> 
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