]> https://gitweb.dealii.org/ - dealii.git/commitdiff
Update documentation 5261/head
authorRene Gassmoeller <rene.gassmoeller@mailbox.org>
Thu, 26 Oct 2017 16:43:02 +0000 (10:43 -0600)
committerRene Gassmoeller <rene.gassmoeller@mailbox.org>
Thu, 26 Oct 2017 16:43:02 +0000 (10:43 -0600)
include/deal.II/base/data_out_base.h
source/base/data_out_base.cc

index 857c9e1c6e4243a79158473d7771ea8dc0e2e45e..994fae56d69b74806aa1197a606975ebd72cd6fe 100644 (file)
@@ -1214,7 +1214,9 @@ namespace DataOutBase
      * Filter duplicate vertices and associated values. This will drastically
      * reduce the output data size but will result in an output file that
      * does not faithfully represent the actual data if the data corresponds
-     * to discontinuous fields.
+     * to discontinuous fields. In particular, along subdomain boundaries
+     * the data will still be discontinuous, while it will look like a
+     * continuous field inside of the subdomain.
      */
     bool filter_duplicate_vertices;
 
index 4200ca4441edf74665cca4aad823e192a082a362..6ac99bf6c198485e814ed930ea044d2e3be388c5 100644 (file)
@@ -1890,7 +1890,10 @@ namespace DataOutBase
                        "produced by entirely different means), then the data in the "
                        "output file no longer faithfully represents the underlying data "
                        "because the discontinuous field has been replaced by a "
-                       "continuous one."
+                       "continuous one. Note also that the filtering can not occur "
+                       "on processor boundaries. Thus, a filtered discontinuous field "
+                       "looks like a continuous field inside of a subdomain, "
+                       "but like a discontinuous field at the subdomain boundary."
                        "\n\n"
                        "In any case, filtering results in drastically smaller output "
                        "files (smaller by about a factor of 2^dim).");

In the beginning the Universe was created. This has made a lot of people very angry and has been widely regarded as a bad move.

Douglas Adams


Typeset in Trocchi and Trocchi Bold Sans Serif.