arm_atan2_q31.c File Reference

Macros
#define	ATANHALF_Q29   0xed63383
#define	PIHALF_Q29   0x3243f6a9
#define	PIQ29   0x6487ed51
#define	ATAN2_NB_COEFS_Q31   13

Functions
q31_t	arm_atan_limited_q31 (q31_t x)
q31_t	arm_atan_q31 (q31_t y, q31_t x)
arm_status	arm_atan2_q31 (q31_t y, q31_t x, q31_t *result)
	Arc Tangent of y/x using sign of y and x to get right quadrant. More...

Macro Definition Documentation

ATAN2_NB_COEFS_Q31

#define ATAN2_NB_COEFS_Q31   13

ATANHALF_Q29

#define ATANHALF_Q29   0xed63383

PIHALF_Q29

#define PIHALF_Q29   0x3243f6a9

PIQ29

#define PIQ29   0x6487ed51

Function Documentation

arm_atan_limited_q31()

q31_t arm_atan_limited_q31

(

q31_t

x

)

arm_atan_q31()

q31_t arm_atan_q31	(	q31_t	y,
		q31_t	x
	)