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adamdecaf · 04-03-2010, 10:39 PM

PHP's sin($x) expects the value to be in radians. So, you should always send it in radians.

You can convert any angle in degrees to radians with this simple formula.

Code:

 value * pi / 180

 pi = 3.1415926535...

04-03-2010, 10:39 PM	#3 (permalink)
adamdecaf The Addict Join Date: May 2009 Posts: 287 Thanks: 5	PHP's sin($x) expects the value to be in radians. So, you should always send it in radians. You can convert any angle in degrees to radians with this simple formula. Code: value * pi / 180 pi = 3.1415926535... __________________ My Site