X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?p=xscreensaver;a=blobdiff_plain;f=hacks%2Fconfig%2Fglblur.xml;h=45fd4b315047bd2b303f077d2c759a73c7f7b5a4;hp=7ccc12771ea8e490b6d528a580af05ef1137145f;hb=019de959b265701cd0c3fccbb61f2b69f06bf9ee;hpb=9c9d475ff889ed8be02e8ce8c17da28b93278fca diff --git a/hacks/config/glblur.xml b/hacks/config/glblur.xml index 7ccc1277..45fd4b31 100644 --- a/hacks/config/glblur.xml +++ b/hacks/config/glblur.xml @@ -1,46 +1,45 @@ - + - + - + <_description> -This program draws a box and a few line segments, and generates a -radial blur outward from it. This creates flowing field effects. +Generates flowing field effects from the vapor trails around a moving +object. This is done by rendering the scene into a small texture, then repeatedly rendering increasingly-enlarged and increasingly-transparent versions of that texture onto the frame buffer. As such, it's quite -graphics intensive: don't bother trying to run this if you don't have -hardware-accelerated OpenGL texture support. It will hurt your machine bad. +GPU-intensive: if you don't have a very good graphics card, it +will hurt your machine bad. + +Written by Jamie Zawinski; 2002.