[Gmsh] Help Compiling Gmsh with BlossomIV and Concorde

Ted Kord teddy.kord at gmail.com
Sat Dec 10 09:17:04 CET 2011


Could I possibly get some help on this. It happens for all 3D meshes I try.
Thanks.

The title should read "Help Remeshing STL to Hexas".

TK

On 18 November 2011 03:26, Ted Kord <teddy.kord at gmail.com> wrote:

> Hi
>
> I added Volume and Physical volume to the geo file (see below):
>
> Mesh.CharacteristicLengthFactor=0.25;
> //Mesh.Algorithm3D = 4; //Frontal (4) Delaunay(1)
> Mesh.RemeshParametrization=0; //(0) harmonic (1) conformal
> Mesh.RemeshAlgorithm=1;
>
> Mesh.RecombinationAlgorithm=1;//blossom
> Mesh.RecombineAll=1; //all
>
> Mesh.Algorithm=8;//delquad mesher
>
> Merge "offset_mesh.stl";
> CreateTopology;
>
> Compound Surface(200)={1};
>
> //Surface Loop(300)={200};
> Volume(301)={300};
>
> Physical Surface (501)={200};
> Physical Volume(502)={301};
> =====
>
> but I get the error:
>
> Error:  The point set is trivial.
> Error   : Self intersecting surface mesh, computing intersections (this
> could take a while)
> Error:  The point set is trivial.
> Error   : Surface mesh is wrong, cannot do the 3D mesh
> ===
>
> I tried it using 'pelvis.stl" and I get the same error. Could someone
> advise me on how to fix this. It may be a naive and/or easy question but
> I'd appreciate some help.
>
> --
> Many thanks,
>
> Theodore K
>
>
>
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