From: Wolfgang Bangerth Date: Mon, 23 Mar 2020 02:23:59 +0000 (-0600) Subject: Minor additions to the documentation about higher order output. X-Git-Tag: v9.2.0-rc1~372^2 X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=acf1b8b1d1387a1debc768bc8ad010402152c8e1;p=dealii.git Minor additions to the documentation about higher order output. --- diff --git a/include/deal.II/numerics/data_out.h b/include/deal.II/numerics/data_out.h index da6141e166..1163b66dd7 100644 --- a/include/deal.II/numerics/data_out.h +++ b/include/deal.II/numerics/data_out.h @@ -77,9 +77,10 @@ namespace internal * which are the objects that are later output by the functions of the base * classes. You can give a parameter to the function which determines how many * subdivisions in each coordinate direction are to be performed, i.e. of how - * many subcells each patch shall consist. Default is one, but you may want to - * choose a higher number for higher order elements, for example two for - * quadratic elements, three for cubic elements three, and so on. The purpose + * many subcells each patch shall consist. The default is one, but you may want + * to choose a higher number for higher order elements, for example two for + * quadratic elements, three for cubic elements, and so on. (See + * step-11 for an example.) The purpose * of this parameter is because most graphics programs do not allow to specify * higher order polynomial functions in the file formats: only data at * vertices can be plotted and is then shown as a bilinear interpolation @@ -279,8 +280,9 @@ public: * structure that includes the * DataOutBase::VtkFlags::write_higher_order_cells flag. When set, the * subdivisions produced by this function will be interpreted as - * support point for a higher order polynomial that will then actually - * be visualized as such. On the other hand, this requires a + * support points for a higher order polynomial that will then actually + * be visualized as such. This is shown in step-11, for example. It + * is worth noting, however, that this requires a * sufficiently new version of one of the VTK-based visualization * programs. */