QGIS Importing a Grid: Difference between revisions
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Created page with "=Introduction= The ESRI Arc/Info Grid (.asc) format is a widely used format for gridded datasets (such as DEMs and results files). The TUFLOW_to_GIS utility outputs in this file ..." |
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The opened grid will be displayed in the projection of the project. This should be set to the projection of the grids, to change the projection of the project see [[QGIS_Setting_Projection | the Setting Project Projection page]].
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* The .asc file can also be dragged and dropped into the QGIS session, rather than using the Add Raster Layer option.
=Coloring / Shading==
Note that by default the The default shading is grayscale so the import raster is likely to look gray. To change this to a simple colour shading right click on the layer in the layer control and select '''Properties'''. In the '''Style''' tab, drop the colour map to '''Pseudocolor'''.
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[[File:QGIS raster display1.JPG|600px]]
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The raster grid should now have a color ramp applied. More advanced coloring can be applied by using the '''Colormap''' option (this enables a colormap tab).
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[[File:QGIS raster display2.JPG|600px]]
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If you are viewing a DEM, you may also wish to apply a relief shading to give the DEM a more "3D" appearance, to do this see the [[QGIS_Relief_Shading | QGIS Relief Shading tip]].
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