[Gmsh] Transfinite Elements with API

Bruno Correia da Silva bcs2 at cin.ufpe.br
Tue Apr 23 00:01:59 CEST 2013


Hello,

 I am looking within GMSH API (2.7.0) to use transfinite lines/surfaces to
generate quadrangular mesh.
 I see this link (http://www.geuz.org/pipermail/gmsh/2011/006803.html) from
Takuya OSHIMA oshima at eng.niigata-u.ac.jp and i used this .CPP until the
line of "writeMSH".

 And i changed in .CPP code:
    //Mesh.RecombineAll=1;
    GmshSetOption("Mesh", "RecombineAll", 1.);

 Now i want define with API the transfinite line/surface and the double
value.
Transfinite Line {1,3} = 3 Using Progression 1.000000;
Transfinite Line {2,4} = 3 Using Progression 1.000000;
Transfinite Surface {1} = {1,2,3,4};

 In this link (http://www.geuz.org/pipermail/gmsh/2008/003276.html) from
Prof. Christophe Geuzaine cgeuzaine at ulg.ac.be his mentioned about the
function F_Transfinite() in Mesh/meshGEdge.cpp.
 The method is not public and i didn't see any example in other place.
 Could anyone suggest the correct way to do this declaration?

att.
Bruno Correia
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