From f2c5856124375b07734144b22c9db6b83b49fa84 Mon Sep 17 00:00:00 2001
From: Marek Roszko <mark.roszko@gmail.com>
Date: Mon, 28 Dec 2020 22:38:02 -0500
Subject: [PATCH] Correct comment about the cast

---
 eeschema/sim/sim_plot_frame.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/eeschema/sim/sim_plot_frame.cpp b/eeschema/sim/sim_plot_frame.cpp
index 2ea8dbaa09..54bcddb610 100644
--- a/eeschema/sim/sim_plot_frame.cpp
+++ b/eeschema/sim/sim_plot_frame.cpp
@@ -1216,7 +1216,8 @@ void SIM_PLOT_FRAME::menuWhiteBackground( wxCommandEvent& event )
         if( curPage == m_welcomePanel )
             continue;
 
-        // ensure it is truely a plot panel and not the welcome panel which is only SIM_PLOT_PANEL_BASE
+        // ensure it is truely a plot panel and not the (zero plots) placeholder
+        // which is only SIM_PLOT_PANEL_BASE
         SIM_PLOT_PANEL* panel = dynamic_cast<SIM_PLOT_PANEL*>( curPage );
 
         if( panel != nullptr )