Lines Matching refs:y1
89 /* Given: Points (x0, y0) and (x1, y1)
94 find_unit_circles(double x0, double y0, double x1, double y1,
100 double dy = y0 - y1;
102 double ym = (y0 + y1)/2;
129 * endpoints (x0, y0) and (x1, y1)
135 double x0, double y0, double x1, double y1,
143 /* Transform (x0, y0) and (x1, y1) into unit space */
147 x1p = (x1*COS + y1*SIN)/rh;
148 y1p = (-x1*SIN + y1*COS)/rv;
176 /* Transform (x0, y0) and (x1, y1) into unit space */
178 x0p = (arc->x1*COS + arc->y1*SIN)/arc->a;
179 y0p = (-arc->x1*SIN + arc->y1*COS)/arc->b;
241 arc->x1, arc->y1,
242 &arc->x1, &arc->y1);
256 arc->x1, arc->y1, arc->x2, arc->y2);
260 vec0[1] = arc->y1 - arc->cy;
322 double x1, y1, x2, y2;
328 y1 = arc->cy + a_cos_eta1 * arc->sin_theta +
339 x1, y1, x2, y2);
341 arc->x1, arc->y1,
348 VGfloat x1, VGfloat y1,
359 arc->y1 = y1;
370 arc->is_valid = find_ellipses(rh, rv, rot, x1, y1, x2, y2,
377 find_ellipses(rh, rv, rot, x1, y1, x2, y2,
566 VGfloat y = arc->y1;
642 bezier.x1, bezier.y1,
