Lines Matching defs:theta
923 float alpha[4], beta[4], theta[4], gamma[4];
935 theta[0] = a * (blk[0 * step] + blk[4 * step]);
936 theta[3] = a * (blk[0 * step] - blk[4 * step]);
938 theta[1] = alpha[0] + alpha[3];
939 theta[2] = alpha[1] - alpha[2];
941 gamma[0] = theta[0] + theta[1];
942 gamma[1] = theta[3] + theta[2];
943 gamma[2] = theta[3] - theta[2];
944 gamma[3] = theta[0] - theta[1];