X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?p=xscreensaver;a=blobdiff_plain;f=hacks%2Fconfig%2Fimsmap.xml;h=85142e12f8d3d6df7bfc70a7d33c795501d52454;hp=0b9ae2a322cf9465d06995b687f17929e893f307;hb=07faf451b99879183ed7e909e43a0e065be1ee7f;hpb=9c9d475ff889ed8be02e8ce8c17da28b93278fca diff --git a/hacks/config/imsmap.xml b/hacks/config/imsmap.xml index 0b9ae2a3..85142e12 100644 --- a/hacks/config/imsmap.xml +++ b/hacks/config/imsmap.xml @@ -15,8 +15,12 @@ _label="Density" _low-label="Sparse" _high-label="Dense" low="1" high="7" default="7"/> + + <_description> -This generates random cloud-like patterns. It looks quite different -in monochrome and color. The basic idea is to take four points on -the edge of the image, and assign each a random ``elevation''. Then -find the point between them, and give it a value which is the average -of the other four, plus some small random offset. Then coloration is -done based on elevation. - -The color selection is done by binding the elevation to either hue, -saturation, or brightness, and assigning random values to the others. -The ``brightness'' mode tends to yield cloudlike patterns, and the -others tend to generate images that look like heat-maps or CAT-scans. -Written by Juergen Nickelsen and Jamie Zawinski. +This generates random cloud-like patterns. The idea is to take four +points on the edge of the image, and assign each a random "elevation". +Then find the point between them, and give it a value which is the +average of the other four, plus some small random offset. +Coloration is done based on elevation. + +Written by Juergen Nickelsen and Jamie Zawinski; 1992.