2 definitions found
From Jargon File (4.2.3, 23 NOV 2000) [jargon]:
blit /blit/ vt 1. [common] To copy a large array of bits from
one part of a computer's memory to another part particularly when the
memory is being used to determine what is shown on a display screen.
"The storage allocator picks through the table and copies the good
parts up into high memory, and then blits it all back down again."
See {bitblt}, {BLT}, {dd}, {cat}, {blast}, {snarf}. More generally, to
perform some operation (such as toggling) on a large array of bits while
moving them 2. [historical, rare] Sometimes all-capitalized as `BLIT':
an early experimental bit-mapped terminal designed by Rob Pike at Bell
Labs, later commercialized as the AT&T 5620. (The folk etymology from
`Bell Labs Intelligent Terminal' is incorrect. Its creators liked to
claim that Blit" stood for the Bacon, Lettuce, and Interactive Tomato.)
From The Free On-line Dictionary of Computing (13 Mar 01) [foldoc]:
blit
/blit/ 1. To copy a large array of bits from one part of a
computer's memory to another part particularly when the
memory is being used to determine what is shown on a display
screen. "The storage allocator picks through the table and
copies the good parts up into high memory, and then blits it
all back down again." See {bitblt}, {BLT}, {dd}, {cat},
{blast}, {snarf}. More generally, to perform some operation
(such as toggling) on a large array of bits while moving them
2. Sometimes all-capitalised as "BLIT": an early experimental
{bit-mapped} {terminal} designed by Rob Pike at {Bell Labs},
later commercialised as the {AT&T 5620}. (The folk etymology
from "Bell Labs Intelligent Terminal" is incorrect. Its
creators liked to claim that Blit" stood for the Bacon,
Lettuce, and Interactive Tomato).
[{Jargon File}]
(1994-11-16)
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