====== Contour Lines ====== 

This page describes how use the extension "Contour Lines"

{{orbitgis:how_to_find.png?25&nolink|}} Main Toolbar > Extract > Contour Lines

{{ :dev:desktop_ext:contour_lines.png?direct&800 |}}
===== Concepts =====

The "Contour Lines" extension makes it possible to create a dataset with contour lines from a point cloud dataset.

Contour lines area lines at the same Z level.
===== Sidebar =====

==== Source ====

Use the generic workflow for [[dev:desktop_ext:generic|]] to define the source file. 

==== Range of Interest ====

The method for the range of interest is 'Area'. 

==== Parameters ====

Use this parameters to influence creation of contour lines.


==== Analyze ====

Delegate the process to the task manager or start now.

===== Results =====

Contour lines are saved in a new vector dataset that is automatically added to the data set list.

Each line stores its height Z-value.