Tool Grid Classes Area for Polygons
Calculates for each polygon the area covered by each grid class.
- Author: O.Conrad (c) 2016
- Menu: Shapes|Shapes-Grid Tools|Grid Values
Parameters
Name | Type | Identifier | Description | Constraints | |
---|---|---|---|---|---|
Input | Polygons | Shapes (input) | POLYGONS | - | - |
Grid | Grid (input) | GRID | - | - | |
Look-up Table (*) | Table (optional input) | GRID_LUT | - | - | |
Output | Result (*) | Shapes (optional output) | RESULT | - | - |
Options | Grid System | Grid system | PARAMETERS_GRID_SYSTEM | - | - |
Processing Order | Choice | PROCESS | If only a small part of the grid area is covered by polygons, polygon by polygon processing might give an enormous performance boost. | Available Choices: [0] cell by cell [1] polygon by polygon Default: 1 | |
Cell Area Intersection | Choice | METHOD | - | Available Choices: [0] cell center [1] cell area Default: 0 | |
Output Measurment | Choice | OUTPUT | - | Available Choices: [0] total area [1] percentage Default: 0 | |
Class Definition | Choice | GRID_VALUES | - | Available Choices: [0] values are class identifiers [1] use look-up table Default: 0 | |
Value | Table field | GRID_LUT_MIN | - | - | |
Value (Maximum) (*) | Table field | GRID_LUT_MAX | - | - | |
Name (*) | Table field | GRID_LUT_NAM | - | - | |
(*) optional |
Command-line
Usage: saga_cmd shapes_grid 18 [-POLYGONS <str>] [-RESULT <str>] [-GRID <str>] [-PROCESS <str>] [-METHOD <str>] [-OUTPUT <str>] [-GRID_VALUES <str>] [-GRID_LUT <str>] [-GRID_LUT_MIN <str>] [-GRID_LUT_MAX <str>] [-GRID_LUT_NAM <str>] -POLYGONS:<str> Polygons Shapes (input) -RESULT:<str> Result Shapes (optional output) -GRID:<str> Grid Grid (input) -PROCESS:<str> Processing Order Choice Available Choices: [0] cell by cell [1] polygon by polygon Default: 1 -METHOD:<str> Cell Area Intersection Choice Available Choices: [0] cell center [1] cell area Default: 0 -OUTPUT:<str> Output Measurment Choice Available Choices: [0] total area [1] percentage Default: 0 -GRID_VALUES:<str> Class Definition Choice Available Choices: [0] values are class identifiers [1] use look-up table Default: 0 -GRID_LUT:<str> Look-up Table Table (optional input) -GRID_LUT_MIN:<str> Value Table field -GRID_LUT_MAX:<str> Value (Maximum) Table field -GRID_LUT_NAM:<str> Name Table field