Select surface
Contours can be extracted from a TIN surface. Two available ways to activate the functionality:
- Right-click in Contours folder on the Workspace window
- Select Contours on Tools tab from top Ribbon
Extract Contour dialog
- Click Choose to open surface selection dialog.
- Select the surface from the list, then click OK
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Set contour settings:
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Min Height: Minimum height which contours will be calculated
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Max Height: Maximum height which contours will be calculated
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Interval: Select the interval for each contour to be calculated
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Base elevation: Contours are created at a specific interval from the base elevation by lower than max height on the upper side and by higher than min height on the lower side.
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Set filter settings
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Minimum length: Minimum length for each contour, all contours with shorter length will be discarded
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Simplify polyline: Option to simplify extracted contours
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Simplification threshold: Maximum perpendicular distance from used polyline to determine whether to include the vertex.
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- Click OK to extract contours.
Visualize
- Visualize and select contours by selecting in the Workspace window
