User:Jcreer/SMS:GSSHA Mapping Tables

Example of the GSSHA Mapping Tables dialog

Mapping Table Type

These selections allow the user to import datafiles for the appropriate category. All data can be edited or added manually using to tools below the table window. Each one must be turned on in Model Control before values can be imported or added.

• ROUGHNESS – Allow entry or file import of values of roughness for land types included.

• ROUGH_EXP – Allows entry or file import of values specifying the roughness exponent.

• INTERCEPTION – Allows entry or importing of values for the Storage Capacity (STOR_CAPY) and Interception Coefficient (INTER_COEF).

• RETENTION – Allows entry or importing of values for the Retention depth (RETENTION_DEPTH).

• GREEN_AMPT_INFILTRATION – Allows entry or importing of values for variables used to calculate this infiltration.

• RICHARDS_EQN_INFILTRATION_BROOKS – Allows entry or importing of values used to calculate using the Brooks method in the C option.

• RICHARDS_EQN_ENFILTRATION_HAVERCAMP – Allows entry or importing of values used to calculate using the Havercamp method in the C option.

• GREEN_AMPT_INITIAL_SOIL_MOISTURE – Allows entry or importing of values used to define the soil moisture (SOIL_MOISTURE).

• AREA_REDUCTION – Allows entry or importing of values defining the impervious area (IMPERVIOUS_AREA).

Mapping Table Values

These buttons are used to allow adding the values needed for running simulations.

• Index map: – Clicking Select brings up the Select dataset for dialog.

• From Shapefile/Raster... – Clicking on this brings up an import dialog. If data already exists in this area, users may have to click "yes" to delete current information. A row MUST be added to the table before a file can be imported.

• Add Row – Click to add a row below the currently-selected row.

• Insert Row – Click to insert a row above the currently-selected row.

• Delete Row – Click to delete the selected row.

• Move Up – Move the selected row up.

• Move Down – Move the selected row down.

• Generate IDs – Generates a list of IDs from those found in the selected index map.

• Model Control – Clicking here will open the Model Control dialog box.