diff options
| -rw-r--r-- | src/gui/painting/qbezier.cpp | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/src/gui/painting/qbezier.cpp b/src/gui/painting/qbezier.cpp index 166159b..9e5af3a 100644 --- a/src/gui/painting/qbezier.cpp +++ b/src/gui/painting/qbezier.cpp @@ -346,36 +346,6 @@ static ShiftResult good_offset(const QBezier *b1, const QBezier *b2, qreal offse return Ok; } -static inline QLineF qline_shifted(const QPointF &p1, const QPointF &p2, qreal offset) -{ - QLineF l(p1, p2); - QLineF ln = l.normalVector().unitVector(); - l.translate(ln.dx() * offset, ln.dy() * offset); - return l; -} - -static bool qbezier_is_line(QPointF *points, int pointCount) -{ - Q_ASSERT(pointCount > 2); - - qreal dx13 = points[2].x() - points[0].x(); - qreal dy13 = points[2].y() - points[0].y(); - - qreal dx12 = points[1].x() - points[0].x(); - qreal dy12 = points[1].y() - points[0].y(); - - if (pointCount == 3) { - return qFuzzyCompare(dx12 * dy13, dx13 * dy12); - } else if (pointCount == 4) { - qreal dx14 = points[3].x() - points[0].x(); - qreal dy14 = points[3].y() - points[0].y(); - - return (qFuzzyCompare(dx12 * dy13, dx13 * dy12) && qFuzzyCompare(dx12 * dy14, dx14 * dy12)); - } - - return false; -} - static ShiftResult shift(const QBezier *orig, QBezier *shifted, qreal offset, qreal threshold) { int map[4]; @@ -406,17 +376,6 @@ static ShiftResult shift(const QBezier *orig, QBezier *shifted, qreal offset, qr if (np == 1) return Discard; - // We need to specialcase lines of 3 or 4 points due to numerical - // instability in intersections below - if (np > 2 && qbezier_is_line(points, np)) { - if (points[0] == points[np-1]) - return Discard; - - QLineF l = qline_shifted(points[0], points[np-1], offset); - *shifted = QBezier::fromPoints(l.p1(), l.pointAt(qreal(0.33)), l.pointAt(qreal(0.66)), l.p2()); - return Ok; - } - QRectF b = orig->bounds(); if (np == 4 && b.width() < .1*offset && b.height() < .1*offset) { qreal l = (orig->x1 - orig->x2)*(orig->x1 - orig->x2) + |