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误差累积起来就不行了,再说atan2有机器指令支持的(fpatan),精度不会低

Posted by frkstyc at 2005-07-21 00:11:21 on Problem 2504
In Reply To:我就不能忍了....我是直接旋转的.我觉得这样误差应该小啊 Posted by:uni at 2005-07-21 00:10:06


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