alerts: fix gradient

old-commit-hash: a361441fe2
4 years ago · 4d47e3383c
parent ad5e5a354a
commit 4d47e3383c
1 changed files with 2 additions and 0 deletions
--- a/selfdrive/ui/qt/onroad.cc
+++ b/selfdrive/ui/qt/onroad.cc
@ -174,6 +174,8 @@ void OnroadAlerts::paintEvent(QPaintEvent *event) {
  QLinearGradient g(0, r.y(), 0, r.bottom());
  g.setColorAt(0, QColor::fromRgbF(0, 0, 0, 0.05));
  g.setColorAt(1, QColor::fromRgbF(0, 0, 0, 0.35));
+
+  p.setCompositionMode(QPainter::CompositionMode_DestinationOver);
  p.setBrush(QBrush(g));
  p.fillRect(r, g);
  p.setCompositionMode(QPainter::CompositionMode_SourceOver);