From e41928514748e1513584d7c058f6134269f91d96 Mon Sep 17 00:00:00 2001
From: enricoturri1966 <enricoturri@seznam.cz>
Date: Mon, 15 Nov 2021 14:25:15 +0100
Subject: [PATCH] #7066 - Ignore purge line in 'Volumetric Flow' display when
 Custom extrusion paths are set to invisible

---
 src/slic3r/GUI/GCodeViewer.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/slic3r/GUI/GCodeViewer.cpp b/src/slic3r/GUI/GCodeViewer.cpp
index 1d4551f2e4..426aad3552 100644
--- a/src/slic3r/GUI/GCodeViewer.cpp
+++ b/src/slic3r/GUI/GCodeViewer.cpp
@@ -789,7 +789,8 @@ void GCodeViewer::refresh(const GCodeProcessor::Result& gcode_result, const std:
             m_extrusions.ranges.width.update_from(round_to_nearest_percent(curr.width));
             m_extrusions.ranges.fan_speed.update_from(curr.fan_speed);
             m_extrusions.ranges.temperature.update_from(curr.temperature);
-            m_extrusions.ranges.volumetric_rate.update_from(round_to_nearest_percent(curr.volumetric_rate()));
+            if (curr.extrusion_role != erCustom || is_visible(erCustom))
+                m_extrusions.ranges.volumetric_rate.update_from(round_to_nearest_percent(curr.volumetric_rate()));
             [[fallthrough]];
         }
         case EMoveType::Travel: