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, input, optional | GRID_LUT | - | - | 
| Output | Result (*) | Shapes, output, optional | 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, output, optional
  -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, input, optional
  -GRID_LUT_MIN:<str>	Value
	Table field
  -GRID_LUT_MAX:<str>	Value (Maximum)
	Table field
  -GRID_LUT_NAM:<str>	Name
	Table field