1 files changed, 37 insertions, 0 deletions
diff --git a/Source/Core/InputCommon/ControllerEmu/ControlGroup/Slider.cpp b/Source/Core/InputCommon/ControllerEmu/ControlGroup/Slider.cpp
new file mode 100644
index 0000000000..5fdf349bba
--- /dev/null
+++ b/Source/Core/InputCommon/ControllerEmu/ControlGroup/Slider.cpp
@@ -0,0 +1,37 @@
+// Copyright 2017 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#include "InputCommon/ControllerEmu/ControlGroup/Slider.h"
+
+#include <cmath>
+#include <memory>
+#include <string>
+
+#include "Common/Common.h"
+#include "InputCommon/ControlReference/ControlReference.h"
+#include "InputCommon/ControllerEmu/Control/Control.h"
+#include "InputCommon/ControllerEmu/Control/Input.h"
+#include "InputCommon/ControllerEmu/ControllerEmu.h"
+
+namespace ControllerEmu
+{
+Slider::Slider(const std::string& name_) : ControlGroup(name_, GROUP_TYPE_SLIDER)
+{
+  controls.emplace_back(std::make_unique<Input>("Left"));
+  controls.emplace_back(std::make_unique<Input>("Right"));
+
+  numeric_settings.emplace_back(std::make_unique<NumericSetting>(_trans("Dead Zone"), 0, 0, 50));
+}
+
+void Slider::GetState(ControlState* const slider)
+{
+  const ControlState deadzone = numeric_settings[0]->GetValue();
+  const ControlState state = controls[1]->control_ref->State() - controls[0]->control_ref->State();
+
+  if (fabs(state) > deadzone)
+    *slider = (state - (deadzone * sign(state))) / (1 - deadzone);
+  else
+    *slider = 0;
+}
+}  // namespace ControllerEmu