InputCommon: Use value of "Modifier" button "Range" setting rather than always applying 50%.

Make "Clear" button reset "Modifier" "Range" settings to 50%.

Source/Core/Core/HW/GCPadEmu.cpp

@@ -198,10 +198,6 @@ void GCPad::LoadDefaults(const ControllerInterface& ciface)
   m_buttons->SetControlExpression(5, "`Return`");
 #endif
 
-  // stick modifiers to 50 %
-  m_main_stick->controls[4]->control_ref->range = 0.5f;
-  m_c_stick->controls[4]->control_ref->range = 0.5f;
-
   // D-Pad
   m_dpad->SetControlExpression(0, "`T`");  // Up
   m_dpad->SetControlExpression(1, "`G`");  // Down

Source/Core/InputCommon/ControllerEmu/ControlGroup/AnalogStick.cpp

@@ -40,9 +40,7 @@ AnalogStick::ReshapeData AnalogStick::GetReshapableState(bool adjusted) const
   if (!adjusted)
     return {x, y};
 
-  const ControlState modifier = controls[4]->GetState();
+  return Reshape(x, y, GetModifierInput()->GetState());
-
-  return Reshape(x, y, modifier);
 }
 
 AnalogStick::StateData AnalogStick::GetState() const
@@ -55,6 +53,11 @@ ControlState AnalogStick::GetGateRadiusAtAngle(double ang) const
   return m_stick_gate->GetRadiusAtAngle(ang);
 }
 
+Control* AnalogStick::GetModifierInput() const
+{
+  return controls[4].get();
+}
+
 OctagonAnalogStick::OctagonAnalogStick(const char* name_, ControlState gate_radius)
     : OctagonAnalogStick(name_, name_, gate_radius)
 {

Source/Core/InputCommon/ControllerEmu/ControlGroup/AnalogStick.h

@@ -23,6 +23,8 @@ public:
   StateData GetState() const;
 
 private:
+  Control* GetModifierInput() const override;
+
   std::unique_ptr<StickGate> m_stick_gate;
 };
 

Source/Core/InputCommon/ControllerEmu/ControlGroup/Tilt.cpp

@@ -50,9 +50,7 @@ Tilt::ReshapeData Tilt::GetReshapableState(bool adjusted) const
   if (!adjusted)
     return {x, y};
 
-  const ControlState modifier = controls[4]->GetState();
+  return Reshape(x, y, GetModifierInput()->GetState());
-
-  return Reshape(x, y, modifier);
 }
 
 Tilt::StateData Tilt::GetState() const
@@ -76,4 +74,9 @@ ControlState Tilt::GetMaxRotationalVelocity() const
   return m_max_rotational_velocity.GetValue() * MathUtil::TAU;
 }
 
+Control* Tilt::GetModifierInput() const
+{
+  return controls[4].get();
+}
+
 }  // namespace ControllerEmu

Source/Core/InputCommon/ControllerEmu/ControlGroup/Tilt.h

@@ -31,6 +31,8 @@ public:
   ControlState GetMaxRotationalVelocity() const;
 
 private:
+  Control* GetModifierInput() const override;
+
   SettingValue<double> m_max_angle_setting;
   SettingValue<double> m_max_rotational_velocity;
 };

Source/Core/InputCommon/ControllerEmu/StickGate.cpp

@@ -232,6 +232,15 @@ void ReshapableInput::LoadConfig(IniFile::Section* section, const std::string& d
   ControlGroup::LoadConfig(section, default_device, base_name);
 
   const std::string group(base_name + name + '/');
+
+  // Special handling for "Modifier" button "Range" settings which default to 50% instead of 100%.
+  if (const auto* modifier_input = GetModifierInput())
+  {
+    section->Get(group + modifier_input->name + "/Range", &modifier_input->control_ref->range,
+                 50.0);
+    modifier_input->control_ref->range /= 100;
+  }
+
   std::string load_str;
   section->Get(group + CALIBRATION_CONFIG_NAME, &load_str, "");
   const auto load_data = SplitString(load_str, ' ');
@@ -313,11 +322,7 @@ ReshapableInput::ReshapeData ReshapableInput::Reshape(ControlState x, ControlSta
   // This is affected by the modifier's "range" setting which defaults to 50%.
   if (modifier)
   {
-    // TODO: Modifier's range setting gets reset to 100% when the clear button is clicked.
+    dist *= modifier;
-    // This causes the modifier to not behave how a user might suspect.
-    // Retaining the old scale-by-50% behavior until range is fixed to clear to 50%.
-    dist *= 0.5;
-    // dist *= modifier;
   }
 
   // Apply deadzone as a percentage of the user-defined calibration shape/size:
@@ -330,4 +335,9 @@ ReshapableInput::ReshapeData ReshapableInput::Reshape(ControlState x, ControlSta
           std::clamp(std::sin(angle) * dist, -clamp, clamp)};
 }
 
+Control* ReshapableInput::GetModifierInput() const
+{
+  return nullptr;
+}
+
 }  // namespace ControllerEmu

Source/Core/InputCommon/ControllerEmu/StickGate.h

@@ -110,6 +110,8 @@ protected:
   ReshapeData Reshape(ControlState x, ControlState y, ControlState modifier = 0.0,
                       ControlState clamp = 1.0) const;
 
+  virtual Control* GetModifierInput() const;
+
 private:
   void LoadConfig(IniFile::Section*, const std::string&, const std::string&) override;
   void SaveConfig(IniFile::Section*, const std::string&, const std::string&) override;