1 <?xml version="1.0" encoding="ISO-8859-1"?>
3 <screensaver name="interference" _label="Interference">
7 <video href="http://www.youtube.com/watch?v=nEmvx4l1sHI"/>
11 <number id="delay" type="slider" arg="-delay %"
12 _label="Frame rate" _low-label="Low" _high-label="High"
13 low="0" high="100000" default="30000"
16 <number id="wspeed" type="slider" arg="-speed %"
17 _label="Wave speed" _low-label="Slow" _high-label="Fast"
18 low="1" high="100" default="30"/>
20 <number id="radius" type="slider" arg="-radius %"
21 _label="Wave size" _low-label="Small" _high-label="Large"
22 low="50" high="1500" default="800"/>
24 <number id="count" type="slider" arg="-count %"
25 _label="Number of waves" _low-label="Few" _high-label="Many"
26 low="0" high="20" default="3"/>
30 <number id="gridsize" type="slider" arg="-gridsize %"
31 _label="Magnification" _low-label="Low" _high-label="High"
32 low="1" high="20" default="4"/>
34 <number id="ncolors" type="slider" arg="-ncolors %"
35 _label="Number of colors" _low-label="Two" _high-label="Many"
36 low="1" high="255" default="128"/>
38 <number id="color_contrast" type="slider" arg="-color-shift %"
39 _label="Color contrast" _low-label="Low" _high-label="High"
40 low="0" high="100" default="60"/>
42 <number id="hue" type="slider" arg="-hue %"
43 _label="Hue" _low-label="0" _high-label="360"
44 low="0" high="360" default="0"/>
48 <boolean id="showfps" _label="Show frame rate" arg-set="-fps"/>
50 <xscreensaver-updater />
53 Color field based on computing decaying sinusoidal waves.
55 Written by Hannu Mallat; 1998.