From e8bfa2273cd9edd539555b7e09f8c14c41b89c62 Mon Sep 17 00:00:00 2001
From: spycrab <spycrab@users.noreply.github.com>
Date: Sun, 21 May 2017 12:03:13 +0200
Subject: [PATCH] Qt: Fix rounding errors

---
 Source/Core/DolphinQt2/Config/Mapping/MappingNumeric.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/Source/Core/DolphinQt2/Config/Mapping/MappingNumeric.cpp b/Source/Core/DolphinQt2/Config/Mapping/MappingNumeric.cpp
index e1c1f237bf..a13d17fa5c 100644
--- a/Source/Core/DolphinQt2/Config/Mapping/MappingNumeric.cpp
+++ b/Source/Core/DolphinQt2/Config/Mapping/MappingNumeric.cpp
@@ -10,8 +10,8 @@
 MappingNumeric::MappingNumeric(MappingWidget* widget, ControllerEmu::NumericSetting* setting)
     : m_parent(widget), m_setting(setting), m_range(setting->m_high - setting->m_low)
 {
-  setValue(setting->GetValue() * m_range);
   setRange(setting->m_low, setting->m_high);
+  setValue(setting->m_low + setting->GetValue() * m_range);
   Connect();
 }
 
@@ -19,19 +19,19 @@ void MappingNumeric::Connect()
 {
   connect(this, static_cast<void (QSpinBox::*)(int)>(&QSpinBox::valueChanged), this,
           [this](int value) {
-            m_setting->SetValue(static_cast<double>(value) / m_range);
+            m_setting->SetValue(static_cast<double>(value - m_setting->m_low) / m_range);
             Update();
           });
 }
 
 void MappingNumeric::Clear()
 {
-  setValue((m_setting->m_low + m_setting->m_high) / 2);
+  setValue(m_setting->m_low + (m_setting->m_low + m_setting->m_high) / 2);
   Update();
 }
 
 void MappingNumeric::Update()
 {
-  setValue(m_setting->GetValue() * m_range);
+  setValue(m_setting->m_low + m_setting->GetValue() * m_range);
   m_parent->SaveSettings();
 }