正在用指南针,需要把三轴xyz合并到一起转化成角度,用到C语言库函数atan2,结果出现下列问题:Link Error : L1822: Symbol _FSFLOAT in file C:\Users\lenovo\Desktop\Ö¸ÄÏÕë\Project\Project_Data\Standard\ObjectCode\main.c.o is undefined
Link Error : L1822: Symbol _FNEG in file C:\Users\lenovo\Desktop\Ö¸ÄÏÕë\Project\Project_Data\Standard\ObjectCode\connnn.c.o is undefined
Link Error : L1822: Symbol frexp in file C:\Users\lenovo\Desktop\Ö¸ÄÏÕë\Project\Project_Data\Standard\ObjectCode\connnn.c.o is undefined
Link Error : L1822: Symbol ldexp in file C:\Users\lenovo\Desktop\Ö¸ÄÏÕë\Project\Project_Data\Standard\ObjectCode\connnn.c.o is undefined
Link Error : L1822: Symbol _FCMP in file C:\Users\lenovo\Desktop\Ö¸ÄÏÕë\Project\Project_Data\Standard\ObjectCode\connnn.c.o is undefined
Link Error : L1822: Symbol _FADD in file C:\Users\lenovo\Desktop\Ö¸ÄÏÕë\Project\Project_Data\Standard\ObjectCode\main.c.o is undefined
Link Error : L1822: Symbol _FMUL in file C:\Users\lenovo\Desktop\Ö¸ÄÏÕë\Project\Project_Data\Standard\ObjectCode\main.c.o is undefined
Link Error : L1822: Symbol _FSTRUNC in file C:\Users\lenovo\Desktop\Ö¸ÄÏÕë\Project\Project_Data\Standard\ObjectCode\connnn.c.o is undefined
Link Error : L1822: Symbol _FSUB in file C:\Users\lenovo\Desktop\Ö¸ÄÏÕë\Project\Project_Data\Standard\ObjectCode\connnn.c.o is undefined
Link Error : L1822: Symbol _FDIV in file C:\Users\lenovo\Desktop\Ö¸ÄÏÕë\Project\Project_Data\Standard\ObjectCode\connnn.c.o is undefined