Circular Gradient :- 'Circular Gradient' are the gradients where the one color changes to another color in circular manner on the image canvas.There are two kinds of 'Circular Gradients' which are 'Circular Gradient 1' and 'Circular Gradient 2'.'Circular Gradient 1' has bigger radius while 'Circular Gradient 2' has smaller radius.

Following snapshot shows the 'Circular Gradient' being applied to the image canvas using the 'Grayscale' with [q=0,r=255,g=0,b=0]QRGB settings for the 'QRGB Sub Tab' of the 'Filter Tab' of the 'Circular Gradient Dialogbox'.User can also see the 'Circular Gradient Panel' from the 'Circular Gradient Dialogbox'.