3->2 transform

Defines
#define	PH2QD(fa, fb, fqd)   fqd.d=fa;fqd.q=(_IQmpy(SQRT3DIV3,fa)+_IQmpy(TWOSQRT3DIV3,fb));
#define	PH2QD_QDDATA(fa, fb, fqd)   fqd.d[N]=fa;fqd.q[N]=(_IQmpy(SQRT3DIV3,fa)+_IQmpy(TWOSQRT3DIV3,fb));

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Define Documentation

#define PH2QD	(	fa,
		fb,
		fqd		)	fqd.d=fa;fqd.q=(_IQmpy(SQRT3DIV3,fa)+_IQmpy(TWOSQRT3DIV3,fb));

3

Examples:

TIMotorLIBExample3/main.c.

Definition at line 526 of file FilterAndRotations.h.

#define PH2QD_QDDATA	(	fa,
		fb,
		fqd		)	fqd.d[N]=fa;fqd.q[N]=(_IQmpy(SQRT3DIV3,fa)+_IQmpy(TWOSQRT3DIV3,fb));

3

Definition at line 533 of file FilterAndRotations.h.