We have met Jidong Zhao, the sudoDEM co-author, at the last yade workshop. Perhaps we should ask him directly?
Bruno Chareyre said: (by the date of Thu, 27 Feb 2020 15:52:08 +0100) > Dear Shiewei, > I was trying to use and to check something in the source code of sudoDEM3D > today. > However, I found that the program was distributed only in the form of > binary code. Did I miss something? > If not, could you please send me (or provide a link to download same > versions of) the source codes that were used to generate the binary objects > available as tarballs for sudoDEM3D at [1] > <https://www.researchgate.net/profile/Shiwei_Zhao3/project/SudoDEM-a-discrete-element-code-for-non-spherical-particles/attachment/5d37fd89cfe4a7968db8a305/AS:784079259701258@1563950471928/download/SudoDEM3D-1.3.6.rc1.tar.xz?context=ProjectUpdatesLog> > and for the third party libraries at [2] > <https://zenodo.org/record/2683766#.XlfQl-F7nRZ>? > > I believe sudoDEM is a great achievement and I'm glad that yade was helpful > for that work. > I also think it is very important to comply to the terms and conditions of > yade's license (GPL2), and I feel annoyed that sudoDEM apparently doesn't. > In fact, it certainly also breaks the terms and conditions of some third > party libraries. > > I'm reproducing below relevant subsets of yade's license (GPL2), they speak > for themselves I think. Please note that mentioning GPL3 on your website is > irrelevant since the GPL3 applies to a source code only, not to a binary > code. > Licensing questions are not always easy, if you are unsure what is > permitted please contact yade-dev@lists.launchpad.net, we will do our best > to advise. > If you are "in the process of" making sources available, then maybe just > don't distribute binaries meanwhile. In any case, make sure you can always > provide the exact same sources you use for generating each *.so you > distribute. > The easiest (though not mandatory) way to do so, by far, is to > systematically give links to both binaries and sources for each version. In > any case, you must provide license in full, and a written notice on how to > get source codes if you don't provide a link to it. > > Best Regards > > Bruno Chareyre > > ___ > > Yade's license says: > > Yade's license says: > 0. "work based on the Program" means either the Program or any derivative > work > 1. You may copy and distribute [...] provided that you > conspicuously and appropriately publish on each copy an appropriate > copyright notice > 2. You may modify your copy [...] and distribute such modifications > under the terms of Section 1 above, provided that you also meet all of these > conditions: > a) You must cause the modified files to carry prominent notices > stating that you changed the files and the date of any change. > b) You must cause any work that you distribute [...] to be licensed [...] > under the terms of this License. > 3. You may copy and distribute the Program (or a work based on it, > under Section 2) in object code or executable form under the terms of > Sections 1 and 2 above provided that you also do one of the following: > a) Accompany it with the complete corresponding machine-readable > source code [...] > b) Accompany it with a written offer, valid for at least three > years, to give any third party [...] the corresponding source code > > 4. You may not [...] distribute the Program > except as expressly provided under this License. Any attempt > otherwise [...] will automatically terminate your rights > > 10. If [your] distribution conditions are different, write to the author > to ask for permission. > [1] > https://www.researchgate.net/profile/Shiwei_Zhao3/project/SudoDEM-a-discrete-element-code-for-non-spherical-particles/attachment/5d37fd89cfe4a7968db8a305/AS:784079259701258@1563950471928/download/SudoDEM3D-1.3.6.rc1.tar.xz?context=ProjectUpdatesLog > > [2] https://zenodo.org/record/2683766#.XlfQl-F7nRZ > > > -- > -- > _______________ > Bruno Chareyre > Associate Professor > ENSE³ - Grenoble INP > Lab. 3SR > BP 53 > 38041 Grenoble cedex 9 > Tél : +33 4 56 52 86 21 > ________________ > > Email too brief? > Here's why: email charter > <https://marcuselliott.co.uk/wp-content/uploads/2017/04/emailCharter.jpg> -- -- Janek Kozicki, PhD. DSc. Arch. Assoc. Prof. Gdańsk University of Technology Faculty of Applied Physics and Mathematics Department of Theoretical Physics and Quantum Information -- http://yade-dem.org/ http://pg.edu.pl/jkozicki (click English flag on top right) _______________________________________________ Mailing list: https://launchpad.net/~yade-dev Post to : yade-dev@lists.launchpad.net Unsubscribe : https://launchpad.net/~yade-dev More help : https://help.launchpad.net/ListHelp