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Type: Posts; User: HeikoStark

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  1. Replies
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    Dear Dave, now it works. Best thanks! Best...

    Dear Dave,

    now it works.
    Best thanks!

    Best regards,
    Heiko
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    Empty plugin submit page

    Dear developer,

    Currently, I can't upload my plugin on your website.
    Is there an error?

    Best regards,
    Heiko
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    4,910

    Compilation bug

    Dear developer,

    a plugin compilation error occur in FECore/FEMaterial.h for old c++ versions in:

    FEPropertyT() { m_pmp = nullptr; }
    m_pmp.assign(n, nullptr);

    If you have the same issue,...
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    Hi Steve, I use linux (Mageia 4.1) with the...

    Hi Steve,

    I use linux (Mageia 4.1) with the kernel version 3.14.24.
    And I have found this bug in postview 1.6.0, 1.7.0 and 1.8.0.
    The filter shows always: PostView Session(*.pvs)(*.pvs)
    So it...
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    Dear Steve, unfortunately, postview does not...

    Dear Steve,

    unfortunately, postview does not open a session file (*.pvs).

    Additionally, there are also no session files visible in the dialog box (open session ... save session ...).
    And the...
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    Dear Dave, It looks like a bug in glibc and it...

    Dear Dave,

    It looks like a bug in glibc and it seems to be related to the newer version of glibc - see below.

    For version 1.8.0:

    ---

    #0 0x00007ffff5583f43 in __GI__IO_un_link () from...
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    start postview with a session file

    Dear developer,

    is it possible to start postview with a session file (like postview file.pvs)?

    Best regards,
    Heiko
  8. Replies
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    Dear Dave, unfortunately, the error is still...

    Dear Dave,

    unfortunately, the error is still present in the versions 1.6.0 and 1.7.0.

    1.6.0

    #0 0x00007ffff578237d in fclose@@GLIBC_2.2.5 () from /lib64/libc.so.6
    #1 0x000000000050b18b in...
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    2,635

    Dear Steve, thanks for your suggestion. ...

    Dear Steve,

    thanks for your suggestion.

    Best regards,
    Heiko
  10. Replies
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    Import of a new plugin material

    Dear developer,

    I have written a new plugin material for FEBio and it would be nice if we could use this in Preview.

    But I understand, it's a bit too complicated to insert a new unknown...
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    Dear Steve, Many thanks for your hints! (Sorry...

    Dear Steve,

    Many thanks for your hints! (Sorry for my late response :( )
    I have implemented a combination of your two methods.
    As first I have implemented the Properties(), GetProperty(),...
  12. Replies
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    New active contraction as plugin

    Dear developer,

    I have added a new active contraction model to the FENewFiberMaterial class (please see Test.zip).
    But I have no access to the new variable smax. I think the new implementation...
  13. Thread: Include tag

    by HeikoStark
    Replies
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    1,711

    Include tag

    Dear developer,

    Is there an 'include function' in the febio.xml files?
    I would like to store the materials or geometries in a separate file and only change the core febio.xml file.
    For example,...
  14. Replies
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    Dear developers, many thanks for the new FEBio...

    Dear developers,

    many thanks for the new FEBio 2.0 version.
    I find the possibility to write plugins very useful.
    Is it therefore possible to change the properties for the active contractions...
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    Force-length relation

    Hi!

    In the last time I have worked on a second active contraction model. And I think its ready for posting.

    It use the definition from Gordon (1966) and it should be able to use it for...
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    Thank you. Cheers, Heiko

    Thank you.

    Cheers,
    Heiko
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    Hi! In the muscle material I have found a...

    Hi!

    In the muscle material I have found a undocumented parameter (G3). This is used to fix the zero-stress problem, but I can't find a description or values in 'Blemker 2005 A 3D model of muscle...
  18. Hi! Thanks for the newest version! I think...

    Hi!

    Thanks for the newest version!

    I think my implementation is only a interim solution. The best way would be to split up the strain-energy function in a isotropic, anisotropic and volume...
  19. (HOWTO) Insertion of a new fiber/contraction model

    A little framework for insertion of new fiber/contraction models in FEBio. It implements in all materials with active_contraction the new models. Feel free to discuss.


    Get the new attribute...
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    Command line

    Hi Steve,

    It's a pity that you have removed the command line in postview. :( With the command line it was possible to do repeatable actions, which were always the same for different files (rotx...
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    Compressibility

    Hi Steve!

    Thank you for your fast answer. The last days I have read a few explanations about hyperelastic materials. So I hope I can answer the last question myself.

    But I have new questions...
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    Muscle and tendon material

    Thanks for the very good software 'FEBio'.

    Is there already an update for the muscle model? I have found some mistakes in your user manual related to the muscle and tendon material. The element...
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