From: Joel Holdsworth <redacted>
Date: Sat, 6 Oct 2012 12:50:16 +0000 (+0100)
Subject: Oversample edges to prevent gaps
X-Git-Tag: pulseview-0.1.0~288
X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=17d94d7c698b47df918d195a99c32989c9ef7494;p=pulseview.git

Oversample edges to prevent gaps
---

diff --git a/logicsignal.cpp b/logicsignal.cpp
index c42a610f..77ecb2e3 100644
--- a/logicsignal.cpp
+++ b/logicsignal.cpp
@@ -30,6 +30,7 @@ using namespace boost;
 using namespace std;
 
 const float LogicSignal::Margin = 10.0f;
+const float LogicSignal::Oversampling = 2.0f;
 
 const QColor LogicSignal::EdgeColour(0x80, 0x80, 0x80);
 const QColor LogicSignal::HighColour(0x00, 0xC0, 0x00);
@@ -88,7 +89,7 @@ void LogicSignal::paint(QPainter &p, const QRect &rect, double scale,
 	snapshot->get_subsampled_edges(edges,
 		min(max((int64_t)floor(start), (int64_t)0), last_sample),
 		min(max((int64_t)ceil(end), (int64_t)0), last_sample),
-		samples_per_pixel, _probe_index);
+		samples_per_pixel / Oversampling, _probe_index);
 	assert(edges.size() >= 2);
 
 	// Paint the edges
diff --git a/logicsignal.h b/logicsignal.h
index 359162fd..da9c3a42 100644
--- a/logicsignal.h
+++ b/logicsignal.h
@@ -28,6 +28,7 @@ class LogicSignal : public Signal
 {
 private:
 	static const float Margin;
+	static const float Oversampling;
 
 	static const QColor EdgeColour;
 	static const QColor HighColour;