ffc team mailing list archive

[Jed Brown <jed@xxxxxxxx>]

On Wed 2008-08-13 17:37, Shawn Walker wrote:
> ok, but how would you adjust the xml mesh format?  That should be figured 
> out first.  I was thinking one could just add extra data for each cell 
> that specifies the location of the other control points for the triangle 
> sides.  Or maybe it would be better to just supply a finite element 
> function (2nd order or higher) for the x,y,z coordinates of the mesh and 
> do it that way?

I'm a fan of storing coordinates just like any other function, but you
probably want variable order (p-adaptivity) for this since you would
like most elements to have an affine mapping (for efficiency and to
improve the accuracy of the quadrature).

Jed

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