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CR fix: use predefined PI

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This commit is contained in:
Ken Cooke 2017-06-28 10:18:54 -07:00
parent a00cd42566
commit 0acbdc7755
1 changed files with 3 additions and 1 deletions
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4
libraries/shared/src/AudioHelpers.h
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@ -14,6 +14,8 @@
#include <stdint.h>
#include <NumericalConstants.h>
const int IEEE754_MANT_BITS = 23;
const int IEEE754_EXPN_BIAS = 127;
@ -105,7 +107,7 @@ static inline float fastAcosf(float x) {
xi.f = ((-0.0198439236f * xi.f + 0.0762021306f) * xi.f + -0.212940971f) * xi.f + 1.57079633f;
xi.f *= r;
return (sign ? 3.141592654f - xi.f : xi.f);
return (sign ? PI - xi.f : xi.f);
}
//