September 2009
Intermediate to advanced
472 pages
16h 45m
English
Offsetting a path means expanding or contracting it in such a way that each point moves perpendicular to the path in that point. Offsetting inward is called insetting, and offsetting outward is called outsetting. Imagine that your path is an island; then, outsetting means enlarging it by moving every point of the shoreline the same number of steps seaward, and insetting makes it smaller by allowing the sea to encroach inland by the same number of steps everywhere:

Figure 12-14. Offsetting paths
To inset the selected path or paths, press either (inset by 2 px), or (inset by 1 screen pixel at the current zoom), or (inset by 10 screen ...
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