Graphics Programs Reference
In-Depth Information
edge to complete the golden rectangle. If you remove the original square, you are
left with another golden rectangle. It seems Leonardo may have used this propor-
tion to lay out the
Mona Lisa
.
FIGURe 1.5
Centering the subject (left) and employing the rule of thirds (right)
O
B
the golden rectangle
has a fixed width-
to-height ratio of
1 to 1.618. You can
set the Marquee
tool options to use
this fixed ratio (see
Chapter 7, “Selecting
pixels”).
A
C
B
A
FIGURe 1.6
Drawing a golden rectangle as a
proportioning tool
employing Composition themes
Most images can be classified using one or more composition themes. Images
often employ multiple themes but don't necessarily need to. Simplifying images
