waving android

I am currently a software engineer at Google, where as a member of the Android platform team I build frameworks and user interfaces.

The blog here at is mostly historical; you can find more recent posts on .

Sketch artist.

December 2nd, 2004

The real take-away from the multi-flash imaging (seen on /.) is that the essence of realistic contour line-drawing has been distilled into a simple algorithm: Draw a line where the surface’s distance from the camera changes abruptly.

(I remember having had a conversation with Chris about this, something like six years ago. He asked me, “How do you draw lips?” His always come out looking like fake wax lips because he was using line to indicate boundaries that didn’t really represent “corners” in the visible contour.)

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