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Quote: besides Ross's n-component elements, Sketchpad includes back-pointers stored in a ring; e.g., e.g., ring of line segments that terminate on a point
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data record
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pointers to data
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rings
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The basic n-component element structure described by Ross … [Ross & Rodriguez, AFIPS SJCC, May 1963] … a particular n-component element or block are collected … all the line segments which terminate on a … block. This string of pointers closes on itself; … ways to make it easy to find both … must be made to them. Google-1 Google-2
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Topic: data record (57 items)
Topic: pointers to data (55 items)
Topic: collection class (11 items)
Topic: rings (21 items)