Tutorial M03 GIS Inputs QGIS GPKG: Difference between revisions
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= Introduction =
QGIS is used to create, import and view input data.<br>
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= Method =
Set up the GeoPackage Database:
Navigate to the '''Module_03\Tutorial_Data''' folder. Copy and save all the below layers into the '''Module_03\TUFLOW\model\gis''' folder:▼
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:*1d_nwk_M03_culverts_001_L▼
<li>Navigate to the '''Module_03\TUFLOW\model\gis''' folder. Save a copy of '''M02_001.gpkg''' as '''M03_001.gpkg'''.
:*2d_bc_M03_culverts_001_L▼
<li>Within the QGIS Browser Panel, right click on 'Favorites' and select 'Add a Directory...'.
:*2d_bc_M03_culverts_001_R▼
<li>Navigate to the '''Module_03''' folder and select it.
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▲:*'''1d_nwk_M03_culverts_001_L'''
▲:*'''2d_bc_M03_culverts_001_L'''
▲:*'''2d_bc_M03_culverts_001_R'''
Investigate the supplied files:
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<li>Open the files, either:
:*Within the QGIS Browser Panel, navigate to '''M03_001.gpkg''' and double click the layers, or
:*In File Explorer, drag and drop the '''M03_001.gpkg''' into the QGIS workspace and select the layers (hold Ctrl to select multiple).
<li>The 1d_nwk layer represents culverts placed under the road embankments crossing the flow paths.
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{{Video|name=Animation_M03_GPKG_GIS_01a.mp4|width=1279}}<br>
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{{Video|name=Animation_M03_GPKG_GIS_02.mp4|width=1279}}<br>
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<li>Select '2d_bc' from the Empty Type list.
<li>In the Run ID box write: 'M03_culverts_001'.
<li>Tick the 'Points' Geometry Type
<li>In the Spatial Database Options, select 'All to one'. Navigate to the '''Module_03/TUFLOW/model/gis''' folder and select '''M03_001.gpkg'''. Click Save and hit 'OK'.
<li> Zoom to the unconnected 1D culvert. <br>▼
<li>The '''2d_bc_M03_culverts_001_P''' appears in the Layers panel.
<li>Enable snapping, it is important the points are snapped to the network line.
:*Right click anywhere in the Toolbar panel and tick on the Snapping Toolbar.
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{{Video|name=Animation_M03_GPKG_GIS_03.mp4|width=1279}}<br>
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