Lines Matching defs:t4
115 double t1, t2, t3, t4, w1, w2, t;
116 t1 = ta[0]; t2 = ta[1]; t3 = ta[2]; t4 = ta[3];
118 * Rearrange ti so that |t1| >= |t2| >= |t3| >= |t4|
120 if (fabs(t4) > fabs(t1)) {
122 t = t2; t2 = t4; t4 = t;
125 if (fabs(t4) > fabs(t2)) {
126 t3 = t4; t4 = t2; t2 = t;
132 if (fabs(t4) > fabs(t2)) {
133 t3 = t4; t4 = t;
137 /* summing r = t1 + t2 + t3 + t4 to w1 + w2 */
138 w1 = t3 + t4;
139 w2 = t4 - (w1 - t3);
155 double b[4], t1, t2, t3, t4, w1, w2, u1, v1, x1, y1;
220 sincospi(w2, &t3, &t4);
221 s = t1 * t4 + t3 * t2;
222 c = t2 * t4 - t1 * t3;
259 t3 = __k_atan2(y, x, &t4);
269 y2 = t4 - (y1 - t3); /* atan2(y,x) = y1 + y2 */
283 sincos(w2, &t3, &t4);
284 s = t1 * t4 + t3 * t2;
285 c = t2 * t4 - t1 * t3;
297 /* compute r = u * (t1, t2) - v * (t3, t4) */