摘要:
QPointF MapEditor::getIntersectPos(QPointF posA, QPointF posB, QPointF posC, QPointF posD)//返回AB与CD交点,无交点返回(0,0) { QLineF line1(posA, posB); QLineF line2(posC, posD); QPointF interPos(0,0... 阅读全文
posted @ 2017-11-17 13:30
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