Lines Matching defs:x1
89 /* Given: Points (x0, y0) and (x1, y1)
94 find_unit_circles(double x0, double y0, double x1, double y1,
99 double dx = x0 - x1;
101 double xm = (x0 + x1)/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);
259 vec0[0] = arc->x1 - arc->cx;
322 double x1, y1, x2, y2;
326 x1 = arc->cx + a_cos_eta1 * arc->cos_theta -
339 x1, y1, x2, y2);
341 arc->x1, arc->y1,
348 VGfloat x1, VGfloat y1,
358 arc->x1 = x1;
370 arc->is_valid = find_ellipses(rh, rv, rot, x1, y1, x2, y2,
377 find_ellipses(rh, rv, rot, x1, y1, x2, y2,
565 VGfloat x = arc->x1;
642 bezier.x1, bezier.y1,
