HTTP API Process name: Viewshed (as Grids)

Creates 'Viewshed' Grids from the Item origin over source Grid Items from another Overlay.

Process JSON

{
 "Operation": "Item.ViewshedGrid",
 "PropertyMap": {
   "_filter$": "_FC& IN (1,2,3)",
   "_overlay$": "LayerName",
   "_radius@": "1"
 }
}

Property Description

Note: Properties shown in RED are mandatory.

Filter expression

A filter expression, eg '_FC& IN (1,2,3)' or 'grid_type$="DEM"', to use when finding the source Grid Items

Overlay

The name of the Overlay containing the source Grid Items

Radius

The 'Viewshed' radius, as a simple value, or as an expression, eg '12.34' or 'Max(123.4,broadcast_range#)'

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