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Lines Matching defs:theta

889         float theta = sk_float_acos(R / sk_float_sqrt(Q3));
892         r = neg2RootQ * sk_float_cos(theta/3) - adiv3;
896         r = neg2RootQ * sk_float_cos((theta + 2*SK_ScalarPI)/3) - adiv3;
900         r = neg2RootQ * sk_float_cos((theta - 2*SK_ScalarPI)/3) - adiv3;