Apple Motion 5.1.1 - Manual (Page 403)

Chapter 11 Final Cut Pro X templates 403
To see the effects of the masks, turn the Background Group off, then turn the Top Prism Group
or Bottom Prism Group off.
4 Add a mask to the Split Prism Group:
a In the Layers list, select the Circle Mask that you applied to the Texture Ring layer, then press
Command-D.
b Drag the Circle Mask copy to the Split Prism Group, then turn off the Background Group to see
the effect of the mask.
When the mask is applied to the Split Prism Group, it retains its inverted state, but changes
in scale. This is because the mask was applied to an object that has been scaled (the Texture
Ring). When applied to an object that is not scaled, the mask is applied at its nonscaled size.
c With the Circle Mask copy selected, deselect the Invert Mask checkbox in the Mask Inspector.
d With the Circle Mask copy selected, open the Properties Inspector and set the Scale parameter
to match the scale of the Texture Ring: 42 percent.
In the next task, create the rig that will control the positions of the Top Prism layer and the
Bottom Prism layer, simulating focusing the SLR camera.
Create the SLR effect rig
1 In the Layers list, select the Top Prism clone layer (not the Top Prism Group) and in the Properties
Inspector, do the following:
a Click the Position parameter disclosure triangle to show the X, Y, and Z subparameters.
67% resize factor