Category Archives: Useful Links

X and Y coordinates from sine and cosine

x = sin(angle) * clockRadius y = cos(angle) * clockRadius Trig tutorial: http://en.wikipedia.org/wiki/Trigonometric_function

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trig tutorial / sine wave

Here’s a useful trig tutorial and a processing sketch that corresponds a circle and a sine wave to help visualize the relation. http://processing.org/learning/trig/

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