Searched refs:X2i (Results 1 – 1 of 1) sorted by relevance
269 float X1r, X2r, X1i, X2i; in tonality_analysis() local276 X2i = out[N-i].r-out[i].r; in tonality_analysis()282 angle2 = (float)(.5f/M_PI)*fast_atan2f(X2i, X2r); in tonality_analysis()