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196 Chapter 9 Primary In
∏ Tip: When adding multiple control points to a curve, you can use the grid to identify
where to position parts of a curve you want to be at the original, neutral state of the
image. At its uncorrected state, each curve passes through the diagonal intersections of
the background grid.
2 To make the actual adjustment, drag the white point at the upper-right corner down to
darken the sky.
You want to make sure that you don’t drag the new control point down too far, since
it’s easy to create adjustments that look unnatural or solarized using curves, especially
when part of a curve is inverted.
That was a very targeted adjustment, but you can go farther. Now that the sky is more
subdued, you may want to brighten the highlights of the man’s face by increasing the
contrast in that part of the image.