This node creates a mask from the heights of a terrain. The mask created has the same size and resolution as the input terrain.
To add a Mask from Heights node, right-click in the Graph Editor and select Create Node > Mask Generation > Mask from heights.
Double click on the node to open its parameters:
Two modes exist to edit the Mask from heights node.
In the Gradient mode, select either:
|Gradient mode||The mask has a gradient with values between 0 for the minimum height up to 1 for the maximum height.|
|Select mode||The mask is set to 1 for heights between the minimum height and maximum height; otherwise it is set to 0.|
|Automatic mode||The input terrain defines the minimum height and the maximum height.|
|Manual mode||The minimum height and the maximum height are set manually.|
|Maximum height||The maximum height of the terrain.|
|Minimum height||The minimum height of the terrain.|
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