Tute M03 QGIS 2d zsh Archive: Difference between revisions
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Created page with "<ol> =Introduction= In this page, we import data from text file format into a QGIS file. Once the data is in QGIS format we will manipulate into a TUFLOW 2d Z Shape (2d_zsh) f..." |
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[[File:Tute M01 QGIS projection2.png | frame | none ]]
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The 2d Z Shape (2d_zsh) format requires the input data to be in the format outlined in
* Z
* dZ
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As per the creek line above, the elevations are associated with the points and a dummy value of 99 is used on the line (the actual value is unimportant). If no points are in the layer, the elevation on the line object is used, i.e. the elevation along the line does not vary.<br>
As explained in
* Shape_Width_or_dMax = 0 - a "thin" breakline is used, only elevations on the cell side are modified (no change in storage);
* Shape_Width_or_dMax less than or equal to 1.5 times the cell size - a line of whole cells are modified (a "thick" breakline); or
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