Game Development Reference
In-Depth Information
of havoc wreaked by this kind of image edit. Use this property
only if you are adjusting unrealistic subjects (such as with vector
art), or if you have changed the Channel Control value and you're
adjusting a specifi c color set. For most images and video, you
want to keep darks dark and brights bright.
If you want to colorize an image, simply select the Colorize
checkbox at the bottom of the Hue/Saturation effect in the Effect
Controls panel. This will convert the image to grayscale, and then
tint it with a color you select with the colorize properties option.
After selecting the Colorize checkbox, the colorize properties at
the bottom of the effect options become available to use. Adjust
Colorize Hue and Colorize Saturation to tint this image in the
exact color you're looking for. Note that Colorize Lightness is
a bad idea to use, just like Master Lightness is a bad idea to use
(Fig. 6.79 ).
Figure 6.79 After selecting
the Colorize checkbox, you can
adjust the colorize properties
to created an image tinted with a
single color.
I'm going to hit the Reset button at the top of the Hue/
Saturation effect in the Effect Controls panel to start over with
the Hue/Saturation effect. The real power in this effect in my
opinion is in the Channel Control drop down. By default, this is
set to Master, which means that the hue, saturation, and light-
ness properties that we've been adjusting apply to all colors
universally.
Let's take the Channel Control drop down to Blues. This will
restrict our changes to only the blues. Note that this does not spe-
cifi cally refer to the blue channel, but just to blues in general. You
can tweak the lines in the Channel Range area to hone in on the
exact color that you're looking to adjust. I took the Blue Hue value
to about +100. Because the only blue objects in this shot are the
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