How to draw radial ball field + center decreased radiuses + center hole uses GIMP 2. 10 fast and easy

Views: 1

0 prepairing 0:00 1 draw radial ball field with center decreased radius 1:35 2 prepairing for draw radial ball field with center decreased radius + center hole 4:00 3 little bit confusing result :) 4:57 and searching solution. .. it was strength preview matrix should be rounded and center marks must be minimized 4 draw radial ball field with center decreased radius + center hole 6:51