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漏洞

Using the Surface Contour tool in ArcGIS Pro 2.4.2 on a terrain derived from LiDAR returns broken contour lines.

上次发布: February 10, 2020 ArcGIS Pro
漏洞 ID 编号 BUG-000125719
已提交October 2, 2019
上次修改时间June 5, 2024
适用范围ArcGIS Pro
找到的版本2.4.2
操作系统Windows OS
操作系统版本7.0 64 Bit
状态Duplicate

附加信息

Duplicate of BUG-000111780: The point data used for the terrain is regularly spaced - as if from a raster rather than LiDAR or photogrammetric points. Regularly spaced points create problems for Delauney triangulation because they are co-circular, and triangles can form using one diagonal or another between four co-circular points and still be valid. It is not deterministic. This causes inconsistent triangulation along the boundaries of neighboring tiles during processing resulting in contours that do not always match across tile boundaries. A workaround for this is interpolating terrain to raster using natural neighbors interpolator which is not sensitive to which way triangle diagonals are formed with co-circular data and contouring of the raster.

解决办法

Create a raster surface from the terrain or point file, and use the Surface Contour tool.

重现步骤

漏洞 ID: BUG-000125719

软件:

  • ArcGIS Pro

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