width 1024
lower 0.0
upper 1.0
mappingkey 0.1 0 0 0 0
mappingkey 0.2 0 255 255 254
mappingkey 0.3  255 255  255 254
mappingkey 0.4  0 0  0 0
//mappingkey 0.6  255 255  255 100
//mappingkey 0.9  0 0  0 0
