In the last article I demonstrated literally straightforward animation, moving a square from one side of the canvas drawing element to the other. In this piece, I’ll show continuous motion of a circle in many different directions, a useful lesson in how to develop a complete JavaScript canvas animation:

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Looking at Las Vegas signs from the 1950’s put me in mind to create a sparkly lighting effect for web page text. This version is derived from my TV static article, with which it shares some code.

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I’ve been interested in creating “glitched” graphics using web technologies for some time. While the canvas API has pixel-level control over bitmaps, yesterday I realized that a fairly simple aspect of the API could be used to create glitch effects.

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