GIMP tools - BDA

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You have to
clone some
of the stem.
Holding
down the
Ctrl key
select the
Clone Tool.
The mouse
pointer is
set on the
place of
your choice.
A mark emerges at
the place
registered by the
mouse pointer.
Then the mouse pointer is
set on the selection in the
image, where the cloned
part of the stem must
appear.
For the Blur/Sharpen Tool, the Ctrl key switches into the Sharpen/Blur
mode.
Shift
Holding down the Shift key places paint tools into the straight line mode.
For example, to draw a straight line, set the starting point (click the left
mouse button on the point of your choice). Then press the Shift key on the
keyboard. You will see a thin dotted line connecting the starting point with
the pointer.
Click the left mouse button to render a straight line.
The operation may be repeated without setting the starting point. In such
a case, the starting point will be the ending point of the line drawn. In this
way you can connect many segments.
.
Ctrl+Shift
This is similar to the effect of the Shift key alone, except that the
orientation of the line is constrained to the nearest multiple of 15 0 , i.e. you
can create vertical, horizontal and diagonal lines.
WORKING WITH COLOURS
GIMP has a set of commands to manipulate colours: