Eraser

the 3d eraser the eraser works similarly to the brush tool, but instead of coloring, it unclassifies points within the brush area the eraser tool will not erase a locked class you can activate the eraser by clicking the erase button in the left side toolbar or using the shortcut n quick erase sometimes you might be in the middle of classifying points and don't want to deactivate the selected class in this case, we recommend activating the quick eraser press alt while the drawing tool is active, this will activate the eraser temporarily in other words, once you let go of the shortcut you will return to the drawing mode again the 2d eraser with this tool, you can remove parts of 2d polygon docid\ ahy5x1pfgtbuaejegopnc or 2d curve docid\ gelud2vazd hnmddjvuod you can activate the eraser manually in the left toolbar, or use the default shortcut key n to activate it erase process activate the eraser tool, place points surrounding the area you want to delete, close the polygon, the area should now be unlabeled the eraser tool will not erase a locked polygon (class or object) when erasing 2d lines and 2d curves a new object will be created for each line segment that lies outside of the erase polygon if the line or curve is a part of a geometry collection docid\ b slhzbxrpygxqvdytazd the new objects will be added to the same geometry collection