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Lines Matching refs:itheta

218     float itheta;
248     itheta = 1 / theta;
255     tn = cvFloor( 2 * Pi * itheta );
308                 ti0 = cvFloor( (t + Pi / 2) * itheta );
314                 scale_factor = theta_it * itheta;
316                 for( ti1 = 1, phi = theta_it - halfPi, phi1 = (theta_it + t) * itheta;