Searched refs:n1_n2 (Results 1 - 1 of 1) sorted by relevance

/external/opencv/cvaux/src/
H A Dcvvecfacetracking.cpp588 double n1_n2 = (vx * vx + vy * vy) * (vx_prev * vx_prev + vy_prev * vy_prev); local
589 if (n1_n2 != 0)
590 pFaceTracker->dbRotateDelta = asin((vx * vy_prev - vx_prev * vy) / sqrt(n1_n2));

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