Split and Merge Polygon

Function Description: This function allows the user to split a convex polygon into two convex polygons, or merge two convex polygons into a convex polygon vector object.

Note: Only the polygon objects under the road surface layer are supported

Steps

1.Click Split and Merge Polygon OpenPointCloud button in the Vector Editor, the operation mode selection dialog box will pop up.

OpenPointCloud

The pop-up window selects the current operation as cutting or merging

Parameter Description:

  • SplitPolygon: Split mode.
  • MergePolygon: Merge mode.

Split Polygon

1) Left click to select the polygon to be split, and the polygon will be highlighted in blue.

2) Right click two key points to form a cutting line, as shown by the white line in the figure below, to complete the cutting of the polygon.

Note: The cutting line needs to intersect the two sides of the polygon.

OpenPointCloud

Draw cutting line

OpenPointCloud

Cutting result

MergePolygon

3.Left click on the two polygons intended to be merged to select, and complete the merging of the polygons.

Note: The polygons that need to be merged need to have intersections.

OpenPointCloud

The two polygons before the merge

OpenPointCloud

Merge result

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