Shapes Buffer
- Author: O.Conrad (c) 2008
- Menu: Shapes | Tools
Description
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, IGARSS '03. Proceedings. 2003 IEEE International, Vol.6, p.3706-3708. online.
Parameters
|  | Name | Type | Identifier | Description | Constraints | 
|---|
| Input | Shapes | shapes, input | SHAPES | - | - | 
| Output | Buffer | shapes, output | BUFFER | - | - | 
| Options | Buffer Distance | table field | DIST_FIELD | - | - | 
| Default | floating point number | DIST_FIELD_DEFAULT | default value if no attribute has been selected | Minimum: 0.000000
Default: 100.000000 | 
| Scaling Factor for Attribute Value | floating point number | DIST_SCALE | - | Minimum: 0.000000
Default: 1.000000 | 
| Dissolve Buffers | boolean | DISSOLVE | - | Default: 1 | 
| Number of Buffer Zones | integer number | NZONES | - | Minimum: 1
Default: 1 | 
| Inner Buffer | boolean | POLY_INNER | - | Default: 0 | 
| Arc Vertex Distance [Degree] | floating point number | DARC | - | Minimum: 0.010000
Maximum: 45.000000
Default: 5.000000 | 
Command Line
Usage: saga_cmd shapes_tools 18 [-SHAPES ] [-BUFFER ] [-DIST_FIELD ] [-DIST_FIELD_DEFAULT ] [-DIST_SCALE ] [-DISSOLVE ] [-NZONES ] [-POLY_INNER ] [-DARC ]
  -SHAPES:               	Shapes
	shapes, input
  -BUFFER:               	Buffer
	shapes, output
  -DIST_FIELD:           	Buffer Distance
	table field
  -DIST_FIELD_DEFAULT:	Default
	floating point number
	Minimum: 0.000000
	Default: 100.000000
  -DIST_SCALE:        	Scaling Factor for Attribute Value
	floating point number
	Minimum: 0.000000
	Default: 1.000000
  -DISSOLVE:             	Dissolve Buffers
	boolean
	Default: 1
  -NZONES:               	Number of Buffer Zones
	integer number
	Minimum: 1
	Default: 1
  -POLY_INNER:           	Inner Buffer
	boolean
	Default: 0
  -DARC:              	Arc Vertex Distance [Degree]
	floating point number
	Minimum: 0.010000
	Maximum: 45.000000
	Default: 5.000000