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Deleting a Vertex
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Deleting a Vertex
Ribbon: Topoplan – Modify TIN > 
Delete Vertex
Menu: Ground – Editing TIN > 
Delete Vertex
Ribbon: Editing TIN > Delete Vertex
Command line: NG_MESH_VERTEX_DELETE
The command deletes a vertex from an existing surface (Submesh or Polyface mesh) and rebuilds triangulation. The position of the contour lines is also updated if they were built.
The vertex to be deleted is highlighted in red.
The command options are specified in the Properties bar.
Options:
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Type of vertex deletion |
Vertex – Points are selected manually. Multiple points can be deleted sequentially. Pressing ESC ends the command. Frame – Points are selected with a frame. When selecting the “Frame” deletion type, an additional option appears – Fill the space. |
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Fill the space |
Yes – New triangles are created after deletion. No – Deletion without filling the empty space with new triangles. |
Command prompts:
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Apply changes [Yes/No/Save/saveDefault] <Yes>: |
Yes – the command will be performed taking into account changes in settings made by the user in the current command session. No – the command will be performed with the settings that displayed right after the command started. Save – saving settings to the document. saveDefault – saving settings to the register. |
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When the Frame deletion type is selected |
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Specify first corner or [Open Settings]: |
Specify the points to be deleted by a frame. |
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When the Vertex deletion type is selected |
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Select vertex to delete or [Open Settings]: |
Specify the vertices sequentially. |
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Surface before deleting the vertex |
Surface after deleting the vertex |
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Several vertices can be deleted in succession. Pressing ESC button ends the command.