SAGA-GIS Tool Library Documentation (v7.2.0)

Tool Grid Cell Area Covered by Polygons

This tool calculates for each grid cell of the selected grid system the area that is covered by the input polygons layer.

Parameters

 NameTypeIdentifierDescriptionConstraints
InputPolygonsShapes (input)POLYGONS--
Target System (*)Grid (optional input)TARGET_TEMPLATEuse this grid's system for output grids-
OutputArea of CoverageGrid (output)AREA--
OptionsMethodChoiceMETHODChoose cell wise, if you have not many polygons. Polygon wise will show much better performance, if you have many (small) polygons.Available Choices:
[0] cell wise
[1] polygon wise
Default: 1
OutputChoiceOUTPUT-Available Choices:
[0] area
[1] percentage
Default: 1
Only Selected PolygonsBooleanSELECTION-Default: 1
Target Grid SystemChoiceTARGET_DEFINITION-Available Choices:
[0] user defined
[1] grid or grid system
Default: 0
CellsizeFloating pointTARGET_USER_SIZE-Minimum: 0.000000
Default: 1.000000
LeftFloating pointTARGET_USER_XMIN-Default: 0.000000
RightFloating pointTARGET_USER_XMAX-Default: 100.000000
BottomFloating pointTARGET_USER_YMIN-Default: 0.000000
TopFloating pointTARGET_USER_YMAX-Default: 100.000000
FitChoiceTARGET_USER_FITS-Available Choices:
[0] nodes
[1] cells
Default: 0
Grid SystemGrid systemTARGET_SYSTEM--
(*) optional

Command-line

Usage: saga_cmd grid_gridding 8 [-POLYGONS <str>] [-METHOD <str>] [-OUTPUT <str>] [-SELECTION <str>] [-TARGET_DEFINITION <str>] [-TARGET_USER_SIZE <double>] [-TARGET_USER_XMIN <double>] [-TARGET_USER_XMAX <double>] [-TARGET_USER_YMIN <double>] [-TARGET_USER_YMAX <double>] [-TARGET_USER_FITS <str>] [-TARGET_TEMPLATE <str>] [-AREA <str>]
  -POLYGONS:<str>           	Polygons
	Shapes (input)
  -METHOD:<str>             	Method
	Choice
	Available Choices:
	[0] cell wise
	[1] polygon wise
	Default: 1
  -OUTPUT:<str>             	Output
	Choice
	Available Choices:
	[0] area
	[1] percentage
	Default: 1
  -SELECTION:<str>          	Only Selected Polygons
	Boolean
	Default: 1
  -TARGET_DEFINITION:<str>  	Target Grid System
	Choice
	Available Choices:
	[0] user defined
	[1] grid or grid system
	Default: 0
  -TARGET_USER_SIZE:<double>	Cellsize
	Floating point
	Minimum: 0.000000
	Default: 1.000000
  -TARGET_USER_XMIN:<double>	Left
	Floating point
	Default: 0.000000
  -TARGET_USER_XMAX:<double>	Right
	Floating point
	Default: 100.000000
  -TARGET_USER_YMIN:<double>	Bottom
	Floating point
	Default: 0.000000
  -TARGET_USER_YMAX:<double>	Top
	Floating point
	Default: 100.000000
  -TARGET_USER_FITS:<str>   	Fit
	Choice
	Available Choices:
	[0] nodes
	[1] cells
	Default: 0
  -TARGET_TEMPLATE:<str>    	Target System
	Grid (optional input)
  -AREA:<str>               	Area of Coverage
	Grid (output)