pub fn clutter_filter_power_scale() -> DiscreteColorScaleExpand description
Returns a color scale for clutter filter power (CFP) data.
This divergent scale centers around 0 dB, showing negative values (filtered reflectivity lower than unfiltered) in blues and positive values in reds. Default range: -20 to +20 dB.
| CFP (dB) | Color | Meaning |
|---|---|---|
| -20 to -10 | Dark Blue | Strong filtering |
| -10 to -5 | Blue | Moderate filtering |
| -5 to -1 | Light Blue | Light filtering |
| -1 to +1 | Gray | Near zero |
| +1 to +5 | Light Red | Slight increase |
| +5 to +10 | Red | Moderate increase |
| +10 to +20 | Dark Red | Strong increase |