SAGA-GIS Module Library Documentation (v2.1.3)

Module Shapes Buffer

A vector based buffer construction partly based on the method supposed by Dong et al. 2003.

References:
Dong, P, Yang, C., Rui, X., Zhang, L., Cheng, Q. (2003): 'An effective buffer generation method in GIS'. Geoscience and Remote Sensing Symposium, 2003. IGARSS '03. Proceedings. 2003 IEEE International, Vol.6, p.3706-3708.
online version

Parameters

 NameTypeIdentifierDescriptionConstraints
InputShapesShapes (input)SHAPES--
OutputBufferShapes (output)BUFFER--
OptionsBuffer Distance (*)Table fieldDIST_FIELD--
DefaultFloating pointDIST_FIELD_DEFAULTdefault value if no attribute has been selectedMinimum: 0.000000
Default: 100.000000
Scaling Factor for Attribute ValueFloating pointDIST_SCALE-Minimum: 0.000000
Default: 1.000000
Dissolve BuffersBooleanDISSOLVE-Default: 1
Number of Buffer ZonesIntegerNZONES-Minimum: 1
Default: 1
Inner BufferBooleanPOLY_INNER-Default: 0
Arc Vertex Distance [Degree]Floating pointDARC-Minimum: 0.010000
Maximum: 45.000000
Default: 5.000000
(*) optional

Command-line

Usage: saga_cmd shapes_tools 18 -SHAPES <str> [-BUFFER <str>] [-DIST_FIELD <str>] [-DIST_FIELD_DEFAULT <str>] [-DIST_SCALE <str>] [-DISSOLVE <str>] [-NZONES <num>] [-POLY_INNER <str>] [-DARC <str>]
  -SHAPES:<str>            	Shapes
	Shapes (input)
  -BUFFER:<str>            	Buffer
	Shapes (output)
  -DIST_FIELD:<str>        	Buffer Distance
	Table field
  -DIST_FIELD_DEFAULT:<str>	Default
	Floating point
	Minimum: 0.000000
	Default: 100.000000
  -DIST_SCALE:<str>        	Scaling Factor for Attribute Value
	Floating point
	Minimum: 0.000000
	Default: 1.000000
  -DISSOLVE:<str>          	Dissolve Buffers
	Boolean
	Default: 1
  -NZONES:<num>            	Number of Buffer Zones
	Integer
	Minimum: 1
	Default: 1
  -POLY_INNER:<str>        	Inner Buffer
	Boolean
	Default: 0
  -DARC:<str>              	Arc Vertex Distance [Degree]
	Floating point
	Minimum: 0.010000
	Maximum: 45.000000
	Default: 5.000000