Lines Matching refs:x0
1630 * x0, y0, x1, y1.
1645 double x0, y0, x1, y1;
1658 x0 = left;
1663 x0 = right;
1666 y0 = pos + x0 * slope;
1694 x2 = x0 + (bottom-x1)/slope;
1711 x0 = pos - y0 * slope;
1714 // x0 <= x1, always
1717 if (x0 < left) {
1719 x0 = x1 = left;
1723 x0 = left;
1732 if (slope >= 0 || x0 >= right) {
1733 x0 = x1 = right;
1739 y2 = y0 - (right-x0)/slope;
1746 new double[] { x0, y0, x2, y2, x1, y1 } :
1747 new double[] { x0, y0, x1, y1 };