Fix malformed declaration in MathSignal and add missing signal call

[pulseview.git] / pv / data / logic.cpp

diff --git a/pv/data/logic.cpp b/pv/data/logic.cpp
index 038da649896a0f915883403fb420a37d9d36db0d..ab779228817bcb798edf4daaed9e13ab32e8288d 100644 (file)
--- a/pv/data/logic.cpp
+++ b/pv/data/logic.cpp
@@ -46,6 +46,9 @@ unsigned int Logic::num_channels() const
 void Logic::push_segment(shared_ptr<LogicSegment> &segment)
 {
        segments_.push_back(segment);
+
+       if ((samplerate_ == 1) && (segment->samplerate() > 1))
+               samplerate_ = segment->samplerate();
 }
 
 const deque< shared_ptr<LogicSegment> >& Logic::logic_segments() const
@@ -70,9 +73,11 @@ uint32_t Logic::get_segment_count() const
 
 void Logic::clear()
 {
-       segments_.clear();
+       if (!segments_.empty()) {
+               segments_.clear();
 
-       samples_cleared();
+               samples_cleared();
+       }
 }
 
 void Logic::set_samplerate(double value)