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-rw-r--r--Master/texmf-dist/tex/generic/pgfplots/pgfplotsplothandlers.code.tex19
1 files changed, 18 insertions, 1 deletions
diff --git a/Master/texmf-dist/tex/generic/pgfplots/pgfplotsplothandlers.code.tex b/Master/texmf-dist/tex/generic/pgfplots/pgfplotsplothandlers.code.tex
index 192d6a8abc0..46fddb9dd11 100644
--- a/Master/texmf-dist/tex/generic/pgfplots/pgfplotsplothandlers.code.tex
+++ b/Master/texmf-dist/tex/generic/pgfplots/pgfplotsplothandlers.code.tex
@@ -298,7 +298,11 @@
% This macro expands to '1' if the current plot has jumps and '0'
% if not.During the visualization phase, a jump is usually indicated
% by an empty coordinate.
-%
+% \pgfplotsaxisplothasunboundedpointmeta
+% This macro expands to '1' if the current plot has a point with
+% unbounded point meta and '0'
+% if not. Currently used by some plot handlers as synomym for
+% "visualize a jump"
\def\pgfplotssurveyphaseinputclass{direct}
@@ -540,6 +544,19 @@
% \pgfplotsplothandlersurveyend
% Called at the end of each survey phase.
\def\pgfplotsplothandlersurveyend@default{}
+
+% A callback which will be called as soon as a scanline is complete.
+%
+% The callback can differ from plot handler to plot handler; its
+% purpose is to update data structures.
+%
+% Implementational note for those who _call_ the callback: the
+% The callback will be triggered by the 'empty line' handling, see
+% \pgfplotsscanlinelengthinitzero. However, a coordinate generator can
+% safely invoke it directly. It must not be invoked twice for the same
+% scanline.
+%
+% FIXME: only 'empty line=scanline' currently calls this callback!
\let\pgfplotsplothandlernotifyscanlinecomplete=\relax%
% \pgfplotsplothandlersurveypoint is called for each encountered data