Individual Tree Editor
Individual tree editor can extract the individual tree from the big data point cloud for editing, including functions such as creating trees, merging trees, and deleting trees.
Load the point cloud data needs to be edited in the window and make sure to activate that window.
Click TLSForest > Individual Tree Editor to activate the editing bar in current window.
The buttons in the individual tree editor toolbar, from left to right, are: start/end editing, profile, and exit.
Click Edit > Start Editing.
Select the data set needs to be edited and click the OK button. The data will be displayed by Tree ID. And all the other functions will become available.
When the editor is on, the selected data cannot be removed from the window. And after the editing, click stop editing to end the editing.
Click *Profile* button to open the profile window. Start to draw a hexagon in that window by click the mouse and end drawing by double-click the mouse. This ROI is the area to be edited. And at this moment, the individual tree editing toolbar will appear at the top of the profile window. The tools are, from left to right, load/remove editing area, save, create tree, delete tree, undo, and redo.
Note: Please pay attention to the boundary of the hexagon when selecting the ROI in this profile tool. If the tree is not completely selected, the result may be influenced. Or users can avoid editing the edge of the point cloud data when editing to avoid affecting the results.
Load/Remove Editing Area
Click *Load Editing Area* button to set the area in the hexagon as the area to be edited. At this time, users cannot draw another hexagon in the main window; only the point cloud data in the current ROI can be edited; and the all the editing tools are available in the profile window.
Click Remove Editing Area button, if no operation is done to the point cloud file, it will exit the editing directly; if any operation is done, the software will prompt users whether to save the edited point cloud data. If users want to save the result, please click yes, and the edited data will be displayed in the main window. If users do not want to save the result, please click no. And after this step, users can draw a new hexagon in the main window again.
Click *Save* button, all the operations to edit the individual trees will be saved in the point cloud file. And the edited point cloud will be displayed in the main window.
Click *Create Tree* button and the following window will popup. Select the class of the points that will be used to create the tree in the drop-down menu. All the classes are selected by default. And then, select the selection tool in the toolbar. The polygon selection tool is selected by default. Start to draw the selection area in the profile window by clicking the mouse. And ending the drawing by double-click the the mouse. The color of the points selected will be changed. At this moment, the new tree is created successfully.
Click *Merge Tree* and then pick the tree in the profile window. If the picked tree's ID is not 0, its ID will be recorded. And then, pick another tree in the profile window. This newly picked tree will be merge to the tree which is recorded in the first step. The color of the merged tree will be the same as that tree first picked. Users can right-click to end the picking.
Click *Undo* button to undo the last option. The maximum times of undoing is 20. Any operation before the last 20 steps cannot be undone.
Click *Redo* to redo the undone operations.
Click *Exit* button, if no operation is done to the point cloud file, it will exit the editing directly; if any operation is done, the software will prompt users whether to save the edited point cloud data. If users want to save the result, please click *yes*, and the edited data will be displayed in the main window. If users do not want to save the result, please click *no*. And after this step, the profile window will be closed, and the individual tree editor function will be turned off.