Inside Macintosh: QuickTime Reference
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To use QuickTime vectors, you need to understand the QuickDraw GX concepts and data structures on which vectors are based. These concepts and data structures are introduced in the following sections.
A QuickTime vector corresponds to a QuickDraw GX path object, which is one of the g eometric shapes supported by QuickDraw GX. Path objects are closely related to, and are in some cases defined by, other QuickDraw GX geometric shapes, such as points and curves.
Inside Macintosh: QuickTime Reference
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