Question #103867 on DOLFIN changed: https://answers.launchpad.net/dolfin/+question/103867
Johan Hake proposed the following answer: On Wednesday 10 March 2010 09:49:42 [email protected] wrote: > > New question #103867 on DOLFIN: > > https://answers.launchpad.net/dolfin/+question/103867 > > > > I have a mesh generator, written in C++, which I have now linked with > > dolfin, using the MeshEditor class to construct > > a mesh. This works, but I would like to be able to use it from python. > > I have tried to use SWIG to create a module, but I don't know how to tell > > it that my new class inherits Mesh. > > > > Here is a summary of my code... but maybe there is a better way to do > > this? > > > > Chris > > > > mymesh.i > > ======== > > > > %module mymesh > > %{ > > /* Put header files here or function declarations like below */ > > #include "mymesh.h" > > %} > > > > /* mymesh.h */ > > namespace dolfin{ > > > > class Mymesh : public Mesh > > { > > public: > > Mymesh(); > > }; > > } > > > > mymesh.cpp > > ========== > > > > #include "mymesh.h" > > > > #include <dolfin/mesh/MeshPartitioning.h> > > #include <dolfin/mesh/MeshEditor.h> > > #include <dolfin.h> > > > > using namespace dolfin; > > ..... > > Mymesh::Mymesh() { > > Mesheditor editor; > > .... > > } > > > > > > # swig -c++ -python mymesh.i > > mymesh.i:11: Warning(401): Nothing known about base class 'Mesh'. > > Ignored. > > Hake gave a more comprehensive answer, but here is a short one, to > fix only this problem you need to include the path to Mesh on the command > line, i.e., > > swig -c++ -python -I/path/to/Mesh mymesh.i > > You will also need to include dolfin during linking. Yes this is of course also true. If you use: %include "dolfin/swig/import/mesh.i" you only need to pass the include path to where dolfin is installed. Which also should be fine for the other include statements you have done above. Johan > Kent > > > -- > > You received this question notification because you are a member of > > DOLFIN Team, which is an answer contact for DOLFIN. > > > > _______________________________________________ > > Mailing list: https://launchpad.net/~dolfin > > Post to : [email protected] > > Unsubscribe : https://launchpad.net/~dolfin > > More help : https://help.launchpad.net/ListHelp > > _______________________________________________ > Mailing list: https://launchpad.net/~dolfin > Post to : [email protected] > Unsubscribe : https://launchpad.net/~dolfin > More help : https://help.launchpad.net/ListHelp > -- You received this question notification because you are a member of DOLFIN Team, which is an answer contact for DOLFIN. _______________________________________________ Mailing list: https://launchpad.net/~dolfin Post to : [email protected] Unsubscribe : https://launchpad.net/~dolfin More help : https://help.launchpad.net/ListHelp
