Mercurial > octave
changeset 25587:3ac397daf772
maint: Merge stable to default.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Thu, 12 Jul 2018 08:16:37 -0400 |
parents | 59f4fda5c548 (current diff) d4b478bd105c (diff) |
children | c21edcb90cbf |
files | |
diffstat | 1 files changed, 18 insertions(+), 0 deletions(-) [+] |
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--- a/doc/interpreter/plot.txi Wed Jul 11 17:41:36 2018 -0400 +++ b/doc/interpreter/plot.txi Thu Jul 12 08:16:37 2018 -0400 @@ -2646,6 +2646,7 @@ @menu * Customizing Toolkit Behavior:: +* Hardware vs. Software Rendering:: @end menu @node Customizing Toolkit Behavior @@ -2657,3 +2658,20 @@ graphics toolkit. @DOCSTRING(gnuplot_binary) + +@node Hardware vs. Software Rendering +@subsubsection Hardware vs. Software Rendering +@cindex opengl rendering slow windows + +On Windows platforms, Octave uses software rendering for the OpenGL graphics +toolkits (@qcode{"qt"} and @qcode{"fltk"}) by default. This is done to avoid +rendering and printing issues due to imperfect OpenGL driver implementations for +diverse graphic cards from different vendors. As a down-side, software +rendering might be considerably slower than hardware accelerated rendering. To +permanently switch back to hardware accelerated rendering with your graphic card +drivers, rename the following file while Octave is closed: + +@file{@var{octave-home}\bin\opengl32.dll} +@*where @var{octave-home} is the directory in which Octave is installed (the +default is @file{C:\Octave\Octave-@var{version}}). +