+ <vgroup>
+ <number id="delay" type="slider" arg="-delay %"
+ _label="Frame rate" _low-label="Low" _high-label="High"
+ low="0" high="100000" default="30000"
+ convert="invert"/>
+
+ <number id="wspeed" type="slider" arg="-speed %"
+ _label="Wave speed" _low-label="Slow" _high-label="Fast"
+ low="1" high="100" default="30"/>
+
+ <number id="radius" type="slider" arg="-radius %"
+ _label="Wave size" _low-label="Small" _high-label="Large"
+ low="50" high="1500" default="800"/>
+
+ <number id="count" type="slider" arg="-count %"
+ _label="Number of waves" _low-label="Few" _high-label="Many"
+ low="0" high="20" default="3"/>
+
+ </vgroup>
+ <vgroup>
+ <number id="gridsize" type="slider" arg="-gridsize %"
+ _label="Magnification" _low-label="Low" _high-label="High"
+ low="1" high="20" default="4"/>
+
+ <number id="ncolors" type="slider" arg="-ncolors %"
+ _label="Number of colors" _low-label="Two" _high-label="Many"
+ low="1" high="255" default="128"/>
+
+ <number id="color_contrast" type="slider" arg="-color-shift %"
+ _label="Color contrast" _low-label="Low" _high-label="High"
+ low="0" high="100" default="60"/>
+
+ <number id="hue" type="slider" arg="-hue %"
+ _label="Hue" _low-label="0" _high-label="360"
+ low="0" high="360" default="0"/>
+ </vgroup>