Hello Marios, could you check that gmsh plots the values in vertices and not in barycenters? You can verify this by clicking on Tools->Options, then select your postprocessing view, go to tab 'Aspect' and look at 'Glyph location'.
Best regards, Martin Vymazal On Sunday 03 November 2013 19:03:56 Marios Papadopoulos wrote: > Dear gmshers, > > attached you will find two contour plots from a scalar field. The first one > (contour1.png) was made with gmsh using $NodeData feature, without using > any extra $InterpolationScheme rule info. The second one (contour2.png) was > made using another post-processing software with the same nodal values. > This second image is the right represantion of the contour for the scalar > field. > > As you notice, gmsh interpolate the nodal values with a "wrong" way. > Ignoring the color mapping, how i can use the $InterpolationScheme feature > in .msh format in order to get the right distribution inside the elements > from the corresponding nodal values? > > i.e. > $InterpolationScheme > "name" > number-of-element-topologies > elm-topology > number-of-interpolation-matrices > num-rows num-columns value > ... ... > $EndInterpolationScheme > > Thank you in advance! _______________________________________________ gmsh mailing list [email protected] http://www.geuz.org/mailman/listinfo/gmsh
