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13 lines
349 B
C
13 lines
349 B
C
#include <proto/mathieeedoubtrans.h>
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#define PI 3.14159265358979323846
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static inline double atan(double x)
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{ return IEEEDPAtan(x); }
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double atan2(double y,double x)
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{ return x>=y?(x>=-y? atan(y/x): -PI/2-atan(x/y)):
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(x>=-y? PI/2-atan(x/y):y>=0? PI +atan(y/x):
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-PI +atan(y/x));
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}
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