Atop – Apple Shake 4 User Manual

Page 457

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Chapter 16

Compositing With Layer Nodes

457

xAlign
The horizontal alignment of the text. The default is Centered (2).

0 = left/top-justified

1 = right/bottom-justified

2 = centered

yAlign
The vertical alignment of the text. The default is Centered (2).

0 = left/top-justified

1 = right/bottom-justified

2 = centered

Color
A color control defining the color of the text. The default is white (1,1,1).

alpha
The transparency of the text. The default is 1 (solid).

xAngle
Rotates the text about a horizontal axis, so that it appears to tilt toward or away in 3D
space.

yAngle
Rotates the text about a vertical axis, so that it appears to tilt toward or away in 3D
space.

zAngle
Rotates the text around its center, so that it appears to spin around in the Viewer.

fieldOfView
Degrees of view, which is half the total vertical field of view, from the perpendicular out
to the edge. The default is 45.

kerning
The spacing between each letter. This parameter can be set to negative values.

fontQuality
The polygonalization factor of the font splines. This parameter is conservatively set to a
high value. For flat artwork, you can probably get away with a value of 0. When you
have extreme perspective, you want to keep the value high.

Atop

The Atop node is similar to Over, except that the background matte is used; the
foreground only appears where there is background matte. Unlike the Inside node, Atop
also keeps the background information. In other words, Atop is the equivalent of applying
an Inside node followed by an Over node. Use Atop for applying atmosphere effects to a
foreground element, such as compositing smoke over a foreground character.

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