1 files changed, 66 insertions, 2 deletions
diff --git a/Source/Core/InputCommon/ControllerEmu/ControlGroup/Force.cpp b/Source/Core/InputCommon/ControllerEmu/ControlGroup/Force.cpp
index 715ae89b5a..93a9d06cb3 100644
--- a/Source/Core/InputCommon/ControllerEmu/ControlGroup/Force.cpp
+++ b/Source/Core/InputCommon/ControllerEmu/ControlGroup/Force.cpp
@@ -71,8 +71,7 @@ Force::StateData Force::GetState(bool adjusted)
   if (adjusted)
   {
     // Apply deadzone to z.
-    const ControlState deadzone = GetDeadzonePercentage();
-    z = std::copysign(std::max(0.0, std::abs(z) - deadzone) / (1.0 - deadzone), z);
+    z = ApplyDeadzone(z, GetDeadzonePercentage());
   }
 
   return {float(state.x), float(state.y), float(z)};
@@ -105,4 +104,69 @@ ControlState Force::GetDefaultInputRadiusAtAngle(double) const
   return 1.0;
 }
 
+Shake::Shake(const std::string& name_, ControlState default_intensity_scale)
+    : ControlGroup(name_, name_, GroupType::Shake)
+{
+  // i18n: Refers to a 3D axis (used when mapping motion controls)
+  controls.emplace_back(new ControllerEmu::Input(ControllerEmu::Translate, _trans("X")));
+  // i18n: Refers to a 3D axis (used when mapping motion controls)
+  controls.emplace_back(new ControllerEmu::Input(ControllerEmu::Translate, _trans("Y")));
+  // i18n: Refers to a 3D axis (used when mapping motion controls)
+  controls.emplace_back(new ControllerEmu::Input(ControllerEmu::Translate, _trans("Z")));
+
+  AddDeadzoneSetting(&m_deadzone_setting, 50);
+
+  // Total travel distance in centimeters.
+  // Negative values can be used to reverse the initial direction of movement.
+  AddSetting(&m_intensity_setting,
+             // i18n: Refers to the intensity of shaking an emulated wiimote.
+             {_trans("Intensity"),
+              // i18n: The symbol/abbreviation for centimeters.
+              _trans("cm"),
+              // i18n: Refering to emulated wii remote movement.
+              _trans("Total travel distance.")},
+             10 * default_intensity_scale, -50, 50);
+
+  // Approximate number of up/down movements in one second.
+  AddSetting(&m_frequency_setting,
+             // i18n: Refers to a number of actions per second in Hz.
+             {_trans("Frequency"),
+              // i18n: The symbol/abbreviation for hertz (cycles per second).
+              _trans("Hz"),
+              // i18n: Refering to emulated wii remote movement.
+              _trans("Number of shakes per second.")},
+             6, 1, 20);
+}
+
+Shake::StateData Shake::GetState(bool adjusted) const
+{
+  const float x = controls[0]->control_ref->State();
+  const float y = controls[1]->control_ref->State();
+  const float z = controls[2]->control_ref->State();
+
+  StateData result = {x, y, z};
+
+  // FYI: Unadjusted values are used in UI.
+  if (adjusted)
+    for (auto& c : result.data)
+      c = ApplyDeadzone(c, GetDeadzone());
+
+  return result;
+}
+
+ControlState Shake::GetDeadzone() const
+{
+  return m_deadzone_setting.GetValue() / 100;
+}
+
+ControlState Shake::GetIntensity() const
+{
+  return m_intensity_setting.GetValue() / 100;
+}
+
+ControlState Shake::GetFrequency() const
+{
+  return m_frequency_setting.GetValue();
+}
+
 }  // namespace ControllerEmu