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uniDEM Basic Tools

uniDEM supports mathematical raster manipulation to aid in flexible workflow design. Selected data can be modified and removed (voided) as needed.

Set To

Any pixel that is selected, and not locked in the Active DEM will be changed to the entered value.

Default shortcut: none

Make Void

Any pixel that is selected and not locked in the Active DEM will be changed. The void value is defined in the parameters file.

Default shortcut: V

Add

Any pixel that is selected and not locked in the Active DEM will have the entered value added to the current DEM value.
Please note that void values will not be modified. To subtract a value enter a negative number.

Default shortcut: none

Raise To

Any pixel that is selected, not locked in the Active DEM, not void, and is beneath the entered value will be set to the entered value.

Default shortcut: none

Lower To

Any pixel that is selected, not locked in the Active DEM, not void, and is above the entered value will be set to the entered value.

Default shortcut: none

Multiply By

Any pixel that is selected, not locked in the Active DEM, and not void will be multiplied by the entered value.

Default shortcut: none

Absolute

Any pixel that is selected, and not locked in the Active DEM that is negative will be made positive.
Please note that void values will not be modified.

Default shortcut: none