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Really fix #1125 (and maybe #1139)
[pulseview.git]
/
pv
/
views
/
trace
/
analogsignal.cpp
diff --git
a/pv/views/trace/analogsignal.cpp
b/pv/views/trace/analogsignal.cpp
index 3595840ecfebbf211df9c1cc5d67155329f5a65a..43d1175d3bb466c346dbbf1f1a65657fbd8bf203 100644
(file)
--- a/
pv/views/trace/analogsignal.cpp
+++ b/
pv/views/trace/analogsignal.cpp
@@
-277,7
+277,7
@@
void AnalogSignal::paint_mid(QPainter &p, ViewItemPaintParams &pp)
paint_grid(p, y, pp.left(), pp.right());
shared_ptr<pv::data::AnalogSegment> segment = get_analog_segment_to_paint();
paint_grid(p, y, pp.left(), pp.right());
shared_ptr<pv::data::AnalogSegment> segment = get_analog_segment_to_paint();
- if (!segment)
+ if (!segment
|| (segment->get_sample_count() == 0)
)
return;
const double pixels_offset = pp.pixels_offset();
return;
const double pixels_offset = pp.pixels_offset();
@@
-538,7
+538,7
@@
void AnalogSignal::paint_logic_mid(QPainter &p, ViewItemPaintParams &pp)
const float low_offset = y + nh - signal_margin - 0.5f;
shared_ptr<pv::data::LogicSegment> segment = get_logic_segment_to_paint();
const float low_offset = y + nh - signal_margin - 0.5f;
shared_ptr<pv::data::LogicSegment> segment = get_logic_segment_to_paint();
- if (!segment)
+ if (!segment
|| (segment->get_sample_count() == 0)
)
return;
double samplerate = segment->samplerate();
return;
double samplerate = segment->samplerate();