FM Tutorial M01 QGIS SHP WLL Lines: Difference between revisions
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<li>The 1d_wll layer must be digitised perpendicular to the flow direction and from left to right looking downstream. An attribute of '2.5' is specified for all lines as a minimum distance interval along the WLL to generate triangulation points.</li>
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{{Video|name=Define the Water Level Lines SHP.mp4 |width=1123}}
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<li>When using 1D Water Level Lines to display 1D map outputs from a Flood Modeller network, a channel line within a 1d_x1d GIS layer must also be digitised. A pre-digitised channel line for the network has been provided in the Module_Data folder. Open the '''Flood_Modeller_Network.shp''' layer from the Module_Data\Module_01\gis folder.</li>
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