1 <?xml version="1.0" encoding="ISO-8859-1"?>
3 <screensaver name="euler2d" _label="Euler2D">
7 <video href="https://www.youtube.com/watch?v=ZH1ZtfId0iA"/>
11 <number id="delay" type="slider" arg="-delay %"
12 _label="Frame rate" _low-label="Low" _high-label="High"
13 low="0" high="100000" default="10000"
16 <number id="count" type="slider" arg="-count %"
17 _label="Particles" _low-label="Few" _high-label="Many"
18 low="2" high="5000" default="1024"/>
20 <number id="eulertail" type="slider" arg="-eulertail %"
21 _label="Trail length" _low-label="Short" _high-label="Long"
22 low="2" high="500" default="10"/>
27 <number id="eulerpower" type="slider" arg="-eulerpower %"
28 _label="Power" _low-label="Low" _high-label="High"
29 low="0.5" high="3.0" default="1.0"/>
32 <number id="cycles" type="slider" arg="-cycles %"
33 _label="Duration" _low-label="Short" _high-label="Long"
34 low="100" high="5000" default="3000"/>
36 <number id="ncolors" type="slider" arg="-ncolors %"
37 _label="Number of colors" _low-label="Two" _high-label="Many"
38 low="2" high="255" default="64"/>
42 <boolean id="showfps" _label="Show frame rate" arg-set="-fps"/>
43 <xscreensaver-updater />
46 Simulates two dimensional incompressible inviscid fluid flow.
48 https://en.wikipedia.org/wiki/Euler_equations_%28fluid_dynamics%29
49 https://en.wikipedia.org/wiki/Inviscid_flow
51 Written by Stephen Montgomery-Smith; 2002.