Include 0 as first chart datapoint.

diff --git a/gui/parser.cpp b/gui/parser.cpp
index ecb89c7..c787210 100644 (file)
--- a/gui/parser.cpp
+++ b/gui/parser.cpp
@@ -36,6 +36,7 @@ struct ParserData final : public AccumulatedTraceData
 {
     ParserData()
     {
+        chartData.push_back({0, 0, 0, 0});
     }
 
     void handleTimeStamp(size_t /*newStamp*/, size_t oldStamp)