Colormap Adjust
Adjust how a DATA_FIELD maps into its colormap without changing the underlying data. offset and scale operate in normalized display coordinates; Auto resets to the full data range.
Inputs
| Name |
Type |
Required |
Description |
| field |
DATA_FIELD |
Yes |
Input field whose colormap mapping is adjusted |
Outputs
| Name |
Type |
Description |
| field |
DATA_FIELD |
Field with updated display_offset and display_scale metadata |
Controls
| Name |
Type |
Default |
Description |
| offset |
FLOAT |
0.0 |
Shift the colormap center in normalized units (−1 to 1) |
| scale |
FLOAT |
1.0 |
Zoom the colormap range (0.05–4.0); values below 1 stretch contrast |
| auto |
BUTTON |
— |
Reset offset to 0 and scale to 1 (full data range) |
Notes
- Only the display mapping metadata is changed; raw data values are unaffected.
- Scale must be positive and finite; zero or negative values raise an error.
