diff --git a/particle-track-and-trace/src/layers/LColLayer.cpp b/particle-track-and-trace/src/layers/LColLayer.cpp
new file mode 100644
index 0000000..e69de29
diff --git a/particle-track-and-trace/src/layers/LColLayer.h b/particle-track-and-trace/src/layers/LColLayer.h
new file mode 100644
index 0000000..e69de29