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CygnusEd Professional in Action on an Amiga 2000

Casey Muratori · 11.3K views · 2014-08-12 · 0:23

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Overview

Casey Muratori captures CygnusEd Professional running on an Amiga 2000, showing how smoothly it scrolled text. He notes the real effect is better on a period CRT.

On Hacker News

It is cited as evidence that text scrolling on late-80s hardware was smoother than in many modern editors.

Recommended by 1 HN people across 2 months · HN mentions 2016–2023

Topics

Demoscene & retrocomputingSoftware performance & optimizationTesting, debugging & developer tools
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amigacygnusedtext editorsretrocomputingscrolling latency

What people said

squarefoot · 2019-08 · Recommendation

" ... like CygnusEd with its hand written assembler scrolling that remains, 30 years later, my benchmark for "fast and smooth enough" editor scrolling. Essentially nothing has yet matched it ..." Here it is: [VIDEO] For those who never used CED on an Amiga, this is how it ran on now 30 years old hardware clocked at 8 MHz.

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squarefoot · 2017-05 · Recommendation

This brought memories! There's a video on Youtube showing CED in action... Ladies and gentlemen, this is how a graphical text editor scrolled text 30 years ago on a 8 MHz 16 bit machine! [VIDEO]

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teddyh · 2023-04 · Reference

As soon as computers were fast enough, people started to experiment with this stuff: [VIDEO] How useful it is, is debatable, since it inherently adds lag to user input.

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Sources

Video by Casey Muratori, played through YouTube.

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