Lines Matching refs:y2
89 int x1, y1, x2, y2;
99 x1 = pt1->x; y1 = pt1->y; x2 = pt2->x; y2 = pt2->y;
101 c2 = (x2 < 0) + (x2 > right) * 2 + (y2 < 0) * 4 + (y2 > bottom) * 8;
110 x1 += (int) (((int64) (a - y1)) * (x2 - x1) / (y2 - y1));
117 x2 += (int) (((int64) (a - y2)) * (x2 - x1) / (y2 - y1));
118 y2 = a;
126 y1 += (int) (((int64) (a - x1)) * (y2 - y1) / (x2 - x1));
133 y2 += (int) (((int64) (a - x2)) * (y2 - y1) / (x2 - x1));
139 assert( (c1 & c2) != 0 || (x1 | y1 | x2 | y2) >= 0 );
144 pt2->y = y2;
