Polygon Properties
- Author: V.Olaya (c) 2004, O.Conrad (c) 2011
- Menu: Shapes | Polygons
Description
Add general and geometric properties of polygons to its attributes.
Parameters
| | Name | Type | Identifier | Description | Constraints |
|---|
| Input | Polygons | shapes, input | POLYGONS | - | - |
| Output | Polygons with Property Attributes | shapes, output, optional | OUTPUT | If not set property attributes will be added to the original layer. | - |
| Options | Copy Attributes | table fields | FIELDS | Select one or more attributes to be copied to the target layer. | - |
| Number of Parts | boolean | BPARTS | - | Default: 0 |
| Number of Vertices | boolean | BPOINTS | - | Default: 0 |
| Extent | boolean | BEXTENT | - | Default: 0 |
| Centroid | boolean | BCENTER | - | Default: 0 |
| Perimeter | boolean | BLENGTH | - | Default: 1 |
| Area | boolean | BAREA | - | Default: 1 |
| Scaling | floating point number | SCALING | Scaling factor for perimeter and area (squared). meter to feet = 1 / 0.3048 = 3.2808 | Minimum: 0.000000
Default: 1.000000 |
Command Line
Usage: saga_cmd shapes_polygons 2 [-POLYGONS ] [-OUTPUT ] [-FIELDS ] [-BPARTS ] [-BPOINTS ] [-BEXTENT ] [-BCENTER ] [-BLENGTH ] [-BAREA ] [-SCALING ]
-POLYGONS: Polygons
shapes, input
-OUTPUT: Polygons with Property Attributes
shapes, output, optional
-FIELDS: Copy Attributes
table fields
-BPARTS: Number of Parts
boolean
Default: 0
-BPOINTS: Number of Vertices
boolean
Default: 0
-BEXTENT: Extent
boolean
Default: 0
-BCENTER: Centroid
boolean
Default: 0
-BLENGTH: Perimeter
boolean
Default: 1
-BAREA: Area
boolean
Default: 1
-SCALING: Scaling
floating point number
Minimum: 0.000000
Default: 1.000000