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Extended Fixed Point Arithmetic

include/math/fixed_extended.h View source View on GitHub

Functions

Section titled “Functions”

fx_poly_eval

Section titled “fx_poly_eval”
fx32_32_t fx_poly_eval(fx32_32_t x, const fx32_32_t *c, int n);

fx_exp

Section titled “fx_exp”
fx32_32_t fx_exp(fx32_32_t x);

fx_ln

Section titled “fx_ln”
fx32_32_t fx_ln(fx32_32_t x);

fx_sin

Section titled “fx_sin”
fx32_32_t fx_sin(fx32_32_t angle);

fx_cos

Section titled “fx_cos”
fx32_32_t fx_cos(fx32_32_t angle);

fx_sincos

Section titled “fx_sincos”
void fx_sincos(fx32_32_t angle, fx32_32_t *sin_out, fx32_32_t *cos_out);

Macros

Section titled “Macros”

FP_PI

Section titled “FP_PI”
#define FP_PI 3.14159265358979323846

FX_PI

Section titled “FX_PI”
#define FX_PI FX(3.14159265358979323846)

FX_E

Section titled “FX_E”
#define FX_E FX(2.71828182845045235360)