4.4             Link Grid

 

Link Grid separates the stream grid segments at the junctions. Each Link Grid segment is assigned a unique integer value starting with 1. The rest of the grid assumes NoData value similar to that of Stream Grid.

 

Figure x.x shows the Link Grid generated corresponding to the Stream Grid obtained in the previous section.

 

 

 

 

In the Input section of the dialog browse the Stream Grid and Flow Direction Grid generated by the step 4.3 and 4.2 respectively. In the Output section of the dialog browse the file name to which the Link Grid could be saved. At this point module is ready to run; select Run to begin processing. Please be patient until it completes processing. The text browser at the bottom of the dialog should provide information related to any error or processing. If the Load in Data Frame is checked the Link Grid will be automatically loaded in the Qgis window. After the processing is complete you need to press Close to proceed to next step.