Null Triangles by Centroids

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This option is used to Null (remove) Triangles from a TIN by selecting a model of strings and using their centroid.

Continue down the page to see the Null Triangles by Centroids option.[/vc_column_text][/vc_column][/vc_row][vc_row][vc_column][vc_separator border_width=”5″][/vc_column][/vc_row][vc_row][vc_column][vc_column_text]To Null Triangles by Centroids, Use: Tins => Null => by Centroids[/vc_column_text][/vc_column][/vc_row][vc_row][vc_column][vc_single_image image=”2829″ img_size=”full”][/vc_column][/vc_row][vc_row][vc_column][vc_column_text]Pick the ‘survey tin’ from the drop down menu.

Select the Model of Strings from the Model List.

Set the Null Mode to Null, and hit the <Set> Button to null the triangles which fall under the centroids of the strings.[/vc_column_text][/vc_column][/vc_row][vc_row][vc_column][vc_single_image image=”2830″ img_size=”full”][/vc_column][/vc_row][vc_row][vc_column][vc_column_text]It is hard to define when one triangle has been nulled (removed) from inside a Tin, an easy way to show this on the plan view is to use the Tin Toggle options.

Press the <Toggle> Button and the Toggle menu will open, then select the <Tin Solid> option.[/vc_column_text][/vc_column][/vc_row][vc_row][vc_column][vc_single_image image=”2831″ img_size=”full”][/vc_column][/vc_row][vc_row][vc_column][vc_column_text]As the image below shows, the tin triangles have been turned to a solid state. Now the tin is clearly displaying where the nulled triangles are within the tin.[/vc_column_text][/vc_column][/vc_row][vc_row][vc_column][vc_single_image image=”2832″ img_size=”full”][/vc_column][/vc_row][vc_row][vc_column][vc_separator border_width=”5″][/vc_column][/vc_row][vc_row][vc_column][vc_column_text]

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