diff options
| -rw-r--r-- | spline/spline-widget.cpp | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/spline/spline-widget.cpp b/spline/spline-widget.cpp index 6593d5a6..44576342 100644 --- a/spline/spline-widget.cpp +++ b/spline/spline-widget.cpp @@ -213,15 +213,23 @@ void spline_widget::drawFunction() path.moveTo(point_to_pixel(QPointF(0, 0))); + const double max_x_pixel = point_to_pixel_(QPointF(maxx, 0)).x(); + + auto check = [=](const QPointF& val) { + return val.x() < max_x_pixel + ? val + : QPointF(max_x_pixel, val.y()); + }; + for (double k = 0; k < maxx; k += step*3) { const float next_1(_config->get_value_no_save(k + step*1)); const float next_2(_config->get_value_no_save(k + step*2)); const float next_3(_config->get_value_no_save(k + step*3)); - const QPointF b(point_to_pixel_(QPointF(k + step*1, qreal(next_1)))), - c(point_to_pixel_(QPointF(k + step*2, qreal(next_2)))), - d(point_to_pixel_(QPointF(k + step*3, qreal(next_3)))); + QPointF b(check(point_to_pixel_(QPointF(k + step*1, qreal(next_1))))), + c(check(point_to_pixel_(QPointF(k + step*2, qreal(next_2))))), + d(check(point_to_pixel_(QPointF(k + step*3, qreal(next_3))))); path.cubicTo(b, c, d); } |