Specify surface regions for simplification.
Region Options
- Use Existing Surface Border
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Specifies the existing surface border as the boundary of the surface simplification region.
- Specify Window/Polygon
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Specifies the surface simplification region within a drawn rectangle.
- Pick In Drawing
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Click to specify the first and second points of the rectangle that delimits the surface simplification region. The button is unavailable, if Use Existing Surface Border is selected as a simplification option.
- Select Objects
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Specifies one of the following surface objects: 2D or 3D polyline, plot, circle, feature line, or survey figure.
- Mid-Ordinate Distance
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Specifies the default mid-ordinate length used for the Select Objects option. If the selected object contains arc segments, each segment is tessellated into chord segments. The length of each chord segment is derived from the specified mid-ordinate distance. Enter the distance value or click
to select the distance in the drawing. - Pick In Drawing
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Click to select an object for simplification. The button is unavailable if Use Existing Surface Border is selected as a simplification option.
- Total Points Selected In Region
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Specifies the total number of points in the selected surface simplification region.