X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fviews%2Ftrace%2Fsignal.hpp;h=7f88720f7943904142008b82d88f8103caefa464;hp=d763609d972abc322dc796e9aca32a2add66269f;hb=1373fec59223e7511078abe3dbf4a6b61b4af234;hpb=873e80357d9622678069fcfe83b010717a68284c

diff --git a/pv/views/trace/signal.hpp b/pv/views/trace/signal.hpp
index d763609d..7f88720f 100644
--- a/pv/views/trace/signal.hpp
+++ b/pv/views/trace/signal.hpp
@@ -44,6 +44,15 @@ class SignalData;
 namespace views {
 namespace trace {
 
+/**
+ * The Signal class represents a series of numeric values that can be drawn.
+ * This is the main difference to the more generic @ref Trace class.
+ *
+ * It is generally accepted that Signal instances consider themselves to be
+ * individual channels on e.g. an oscilloscope, though it should be kept in
+ * mind that virtual signals (e.g. math) will also be served by the Signal
+ * class.
+ */
 class Signal : public Trace, public ViewItemOwner
 {
 	Q_OBJECT