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DeviceManager: Deprecated build_display_name and friends
[pulseview.git]
/
pv
/
view
/
viewport.cpp
diff --git
a/pv/view/viewport.cpp
b/pv/view/viewport.cpp
index 6b85e1b79d324c4788afc40b5903b02e0497d826..d9be32c996ee142b44603d1c9097a9bcde93295a 100644
(file)
--- a/
pv/view/viewport.cpp
+++ b/
pv/view/viewport.cpp
@@
-82,7
+82,8
@@
void Viewport::drag()
void Viewport::drag_by(const QPoint &delta)
{
- if (isnan(drag_offset_))
+ // Use std::isnan() instead of isnan(), the latter can cause issues.
+ if (std::isnan(drag_offset_))
return;
view_.set_scale_offset(view_.scale(), drag_offset_ -