This article is one in a series of performance articles I am writing on Canvas. I’m considering writing a small (e-)book on Canvas performance issues, considerations and tips. If you’d be interested in that sort of thing, let me know. Much of the functionality of Canvas comes from its path drawing functions. Unfortunately for game [...]
Browsing Posts tagged performance
How you clear your HTML5 Canvas matters
June 10, 2011
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Stop the press! As seen in jsperf, the nightly build of Chrome (14) has optimized the width-setting case and now swings heavily the other way. As with all optimizations, be sure to bench often on the platforms and browser versions you are targeting. I’m considering writing a small (e-)book on Canvas performance issues, considerations and [...]
HTML5 Canvas drawText considered harmful
April 23, 2011
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I have in my possession sufficient evidence for the conviction of Canvas’ drawText(). The charge? Performance murder. drawText() resisting arrest I suspected drawText() of being slow ever since adding blocks of text as interactive objects to a Canvas library I am working on. I’ve also begun writing a canvas performance guidebook, so the sacrament of [...]