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math_approx.c File Reference

#include "math_approx.h"
#include "misc.h"

Include dependency graph for math_approx.c:


Defines

#define M_PI   3.14159265358979323846
#define C1   0.9999932946f
#define C2   -0.4999124376f
#define C3   0.0414877472f
#define C4   -0.0012712095f
#define SPX_PI_2   1.5707963268

Functions

spx_word16_t spx_cos (spx_word16_t x)

Define Documentation

#define C1   0.9999932946f
 

#define C2   -0.4999124376f
 

#define C3   0.0414877472f
 

#define C4   -0.0012712095f
 

#define M_PI   3.14159265358979323846
 

#define SPX_PI_2   1.5707963268
 


Function Documentation

spx_word16_t spx_cos spx_word16_t  x  ) 
 


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