SAGA-GIS Module Library Documentation (v2.1.3)

Module Visibility (points)

This module computes a visibility analysis using observer points from a point shapefile.

Parameters

 NameTypeIdentifierDescriptionConstraints
InputElevationGrid (input)ELEVATION--
PointsShapes (input)POINTSObserver points.-
OutputVisibilityGrid (output)VISIBILITY--
OptionsHeightTable fieldFIELD_HEIGHTHeight of the light source above ground.-
UnitChoiceMETHOD-Available Choices:
[0] Visibility
[1] Shade
[2] Distance
[3] Size
Default: 1

Command-line

Usage: saga_cmd ta_lighting 6 -ELEVATION <str> [-VISIBILITY <str>] -POINTS <str> [-FIELD_HEIGHT <str>] [-METHOD <str>]
  -ELEVATION:<str>   	Elevation
	Grid (input)
  -VISIBILITY:<str>  	Visibility
	Grid (output)
  -POINTS:<str>      	Points
	Shapes (input)
  -FIELD_HEIGHT:<str>	Height
	Table field
  -METHOD:<str>      	Unit
	Choice
	Available Choices:
	[0] Visibility
	[1] Shade
	[2] Distance
	[3] Size
	Default: 1