Sphere Selection
Steps
1.After clicking Sphere Selection button, the button is in the selected state and the function is activated.
2.Left-click in the window to select the position of the center point of the sphere, move the mouse, the mouse position is judged as the boundary point of the current ball, and the spherical area is previewed.
3.When the initial vertex position of the rectangle is selected incorrectly, right-click to cancel the selection of the vertex, and return to Step 2 to reselect.
4.Double-click the position of the other corner of the rectangle to end the selection, and identify the point cloud in the selected area for highlighting (red) display, as shown in the figure.
5.After the first selection is over, the next selection can be made on the basis of the first selection.
6.Each time the selection area is selected according to the reverse selection state, the corresponding plus selection area or minus selection area will be selected.
Note: This function is only for point cloud data.