05-07-2020, 03:16 PM
Choose the 'lasso' tool, press the 'shift' key on your keyboard and by clicking on the picture you can go further with your selection. You can also use the other selection tools to select more and combine with your selection. As far as I know, you can't get the selection points from the 'lasso' tool, you can always correct or make a more selection. If you press the 'CTRL' button, you can subtract from the selection you already made. This way you can build up and correct a selection. By pressing ' shift and CTRL' result in a intersection of selections.
You can also save a selection to a channel and load it for using later on, gimp menu : Select / Save to Channel
You can also save a selection to a channel and load it for using later on, gimp menu : Select / Save to Channel