About input devices, 28 about input devices – Apple Motion 5.1.1 User Manual
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Chapter 1
Motion basics
28
Groups and layers can be moved and animated by using behaviors or by setting keyframes. 
For information about keyframing, see 
on page 439. Filters can also
be animated.
A project represents a single flow of image data built from the bottom up. In a composite with 
a single group, the layers in that group are stacked above one another. Filters and behaviors 
applied to a layer appear beneath the layer in the Layers list. The group represents the image 
that results from its combined layers and their applied behaviors, filters, and composite modes 
(blend modes). For more information on building projects, see 
on page 145. For more information on basic compositing, see
on page 205.
In a simple example, a group contains a single image with applied color correction and blur 
filters (in that order). The image provides the input data to the color correction filter. The output 
data of the color correction is the input data for the blur filter. The group represents the result of 
that image data flow. Groups and layers are also stacked one above the other in a project—the 
output of the lower layer is the input to the layer above it in the list.
When working in 3D mode, a layer that is below another layer in the Layers list can appear above 
that layer in the Canvas if its Z (depth) position is closer to the camera. You can force the layers to 
respect their order in the Layers list by selecting the Layer Order checkbox in the Group pane of 
the Inspector.
About input devices
If you have a two- or three-button mouse connected to your computer, you can right-click to 
access the same controls specified by the Control-click commands in this documentation. 
Some keyboard shortcuts require you to use the Function key (Fn—next to the Control key) 
in conjunction with the keys specified in the user documentation. For more information about 
keyboard shortcuts in Motion, see 
on page 1068.
If you have a Multi-Touch device, such as a Magic Mouse or trackpad, you can use various 
gestures for interface navigation, scrolling, frame-scrubbing, and zooming. You can also use 
gestures to change the size of icons in the File Browser and Library. These gestures are discussed 
in their relative sections of the documentation.
67% resize factor