What is this?. Using the paint brush tool to make a selection in gimp. When do I do this?. To paint a selection instead of just tracing its outline. How do you do this?. Upload your image into gimp. Make a selection around the object. Select the quick mask button:
Using the paint brush tool to make a selection in gimp
Upload your image into gimp
Hold down the shift key and press “q”.
Do this bypressing the control key and dragging over the unwanted area