SMS:Select/Delete Data...

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Select/Delete Data dialog

The Select/Delete Data... command (Feature Objects menu, Map module) is available when one or more polygons are selected. Select or delete data that is located inside or outside of selected polygons. Options are provided to select or delete mesh node, elements or duplicate nodes, scatter points or triangle, Cartesian grid cells or cell location that are partially (triangles/elements that cross a boundary) or completely inside/outside the polygons.

  • Function Type
    • Select – Selects objects
    • Delete – Deletes objects
  • Data Domain
    • Inside polygons(s) – Trim data inside selected polygons.
    • Outside polygon(s) – Trim data outside selected polygons.
    • Treat boundary as [Outside | Inside] – Treat data that lies on polygon boundaries as if it were outside/inside of the polygon(s).
  • Choose Data to Select – Choose the data type to select or delete
    • Mesh – Select or delete mesh data with the following options:
      • Nodes (Select) – Select mesh nodes only.
      • Nodes and Elements (Delete) – Trim mesh nodes and elements.
      • Elements – Select or delete mesh elements only.
    • Scatter – Select or delete scatter data with the following options:
      • Points (Select) – Select scatter points only
      • Points and Triangles (Delete) – Trim scatter points and triangles.
      • Triangles – Trim triangles only.
      • Scatter Sets to Trim – Click on a scatter set in the window to toggle it on/off for trimming. Push the Active Set button to only select the active scatter set and the All Sets button to turn on/off all sets. Points and/or triangles are deleted only from the selected sets.
    • Cartesian grid cells – Selects or deletes all grid cells.
    • Cartesian grid cell locations – This can be useful in working with elevation values in TUFLOW grids.
    • Quadtree – Selects or deletes all grid cells.
    • UGrid – Selects or deletes all grid cells.

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