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Reference System Transformer WGS-84、GCJ-02、BD-09三种参考系统的坐标变换

参考文献

http://politics.people.com.cn/n/2014/0626/c1001-25201943.html

性能测试(MacBook Pro)

  1. Java Math
  2. Java FastMath
  3. C++

10^8点 379147ms 439226ms 1150587ms 10^7点 37973ms 43934ms 133396ms 10^6点 3828ms 4284ms 11109ms 采用Apache Commons Math的FastMath代替Math,计算处理所需时间仅为原来的一半;

可逆变换的误差测试: GCJ-02 <--> WGS-84,其误差< 1E-8 GCJ-02 <--> BD-09,其误差 < 1E-7

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