Searched refs:X1i (Results 1 – 1 of 1) sorted by relevance
573 float X1r, X2r, X1i, X2i; in tonality_analysis() local578 X1i = (float)out[i].i-out[N-i].i; in tonality_analysis()582 angle = (float)(.5f/M_PI)*fast_atan2f(X1i, X1r); in tonality_analysis()