Gradient Vectors from Direction and Length

Author: O.Conrad (c) 2006
Menu: Shapes | Shapes-Grid Tools | Vectorization

Description

Create lines indicating the gradient.

Parameters

	Name	Type	Identifier	Description	Constraints
Input	Direction	grid, input	`DIR`	-	-
Input	Length	grid, input	`LEN`	-	-
Output	Gradient Vectors	shapes, output	`VECTORS`	-	-
Options	Grid System	grid system	`PARAMETERS_GRID_SYSTEM`	-	-
	Step	integer number	`STEP`	-	Minimum: 1 Default: 1
	Size Range	value range	`SIZE`	size range as percentage of step	-
	Aggregation	choice	`AGGR`	how to request values if step size is more than one cell	Available Choices: [0] nearest neighbour [1] mean value Default: 1
	Style	choice	`STYLE`	-	Available Choices: [0] simple line [1] arrow [2] arrow (centered to cell) Default: 2

Command Line


Usage: saga_cmd shapes_grid 16 [-DIR ] [-LEN ] [-VECTORS ] [-STEP ] [-SIZE_MIN ] [-SIZE_MAX ] [-AGGR ] [-STYLE ]
  -DIR:        	Direction
	grid, input
  -LEN:        	Length
	grid, input
  -VECTORS:    	Gradient Vectors
	shapes, output
  -STEP:       	Step
	integer number
	Minimum: 1
	Default: 1
  -SIZE_MIN:	Size Range
	value range
  -SIZE_MAX:	Size Range
	value range
  -AGGR:       	Aggregation
	choice
	Available Choices:
	[0] nearest neighbour
	[1] mean value
	Default: 1
  -STYLE:      	Style
	choice
	Available Choices:
	[0] simple line
	[1] arrow
	[2] arrow (centered to cell)
	Default: 2