52     left->y3 = bez->y2 + t * (bez->y3 - bez->y2);  in split_left()
55     bez->y3 = bez->y3 + t * (bez->y4 - bez->y3);  in split_left()
58     bez->y2 = left->y3 + t * (bez->y3 - left->y3);  in split_left()
61     left->y3 = left->y2 + t * (left->y3 - left->y2);  in split_left()
64     left->y4 = bez->y1 = left->y3 + t * (bez->y2 - left->y3);  in split_left()
81    c = (bez->y2 + bez->y3) / 2;  in split()
83    second_half->y3 = (bez->y3 + bez->y4) * 0.5;  in split()
86    first_half->y3  = (first_half->y2 + c) * 0.5;  in split()
87    second_half->y2 = (second_half->y3 + c) * 0.5;  in split()
89                      (first_half->y3 + second_half->y2) * 0.5;  in split()
116              + ABS((x4x1)*(b->y1 - b->y3) - (y4y1)*(b->x1 - b->x3));  in bezier_add_to_polygon()
119              ABS(b->x1 - b->x3) + ABS(b->y1 - b->y3);  in bezier_add_to_polygon()
141    len = len + line_length(bez->x2, bez->y2, bez->x3, bez->y3);  in add_if_close()
142    len = len + line_length(bez->x3, bez->y3, bez->x4, bez->y4);  in add_if_close()
169                  float x3, float y3,  in bezier_init()  argument
177    bez->y3 = y3;  in bezier_init()
182                 x1, y1, x2, y2, x3, y3, x4, y4);  in bezier_init()
200    bez->y3 = pt3[1];  in bezier_init2v()
213    matrix_map_point(matrix, bez->x3, bez->y3, &bez->x3, &bez->y3);  in bezier_transform()
229    pt[1] = a*bez->y1 + b*bez->y2 + c*bez->y3 + d*bez->y4;  in bezier_point_at()
239    norm[0] =  (bez->y2-bez->y1) * a + (bez->y3-bez->y2) * b + (bez->y4-bez->y3) * c;  in bezier_normal_at()
337    VGboolean p2_p3_equal = (orig->x2 == orig->x3 && orig->y2 == orig->y3);  in shift()
338    VGboolean p3_p4_equal = (orig->x3 == orig->x4 && orig->y3 == orig->y4);  in shift()
358       points[np][1] = orig->y3;  in shift()
395                 (orig->y3 - orig->y4)*(orig->y3 - orig->y4);  in shift()
397                   (orig->y1 - orig->y2)*(orig->y3 - orig->y4);  in shift()
460    normals[2][0] = b->y4 - b->y3;  in make_circle()
469    normals[1][1] = b->y1 - b->y2 - b->y3 + b->y4;  in make_circle()
509       o->y3 = circle[i+1][1] - normals[i+1][0]*kappa;  in make_circle()
529        bez->y1 == bez->y2 && bez->y1 == bez->y3 && bez->y1 == bez->y4)  in bezier_translate_by_normal()
605    if (bez->y3 < ymin)  in bezier_bounds()
606       ymin = bez->y3;  in bezier_bounds()
607    else if (bez->y3 > ymax)  in bezier_bounds()
608       ymax = bez->y3;  in bezier_bounds()
632       tangent[3] = bez->y3;  in bezier_start_tangent()