From eee2e6172a855aa0abb00219bc88ebc6b7f9b354 Mon Sep 17 00:00:00 2001
From: BlackMark <me@blackmark.me>
Date: Fri, 10 Apr 2020 17:21:39 +0200
Subject: [PATCH] Fix rounding of percentage calculation

---
 fantemp/terminal.hpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fantemp/terminal.hpp b/fantemp/terminal.hpp
index 0a2e916..ab33938 100644
--- a/fantemp/terminal.hpp
+++ b/fantemp/terminal.hpp
@@ -284,7 +284,9 @@ class Terminal {
 				const auto histogramSamples = Statistics::getHistogram(t);
 				m_serial.template txNumber<uint8_t, 10, 2>(t);
 				m_serial << F(" C = ");
-				m_serial.template txNumber<uint8_t, 10, 3, ' '>((histogramSamples * 100) / totalSamples);
+				const auto percent =
+				    static_cast<uint8_t>((2 * 100 * histogramSamples + totalSamples) / (2 * totalSamples));
+				m_serial.template txNumber<uint8_t, 10, 3, ' '>(percent);
 				m_serial << F("%\t");
 				const auto normalizedSamples = static_cast<uint8_t>(histogramSamples / normalizationFactor);
 				for (uint8_t i = 0; i < normalizedSamples; ++i) {