1 files changed, 45 insertions, 0 deletions
diff --git a/Source/Core/InputCommon/ControllerInterface/Touch/ButtonManager.cpp b/Source/Core/InputCommon/ControllerInterface/Touch/ButtonManager.cpp
index 22b05952f6..75f69b8823 100644
--- a/Source/Core/InputCommon/ControllerInterface/Touch/ButtonManager.cpp
+++ b/Source/Core/InputCommon/ControllerInterface/Touch/ButtonManager.cpp
@@ -8,10 +8,22 @@
 #include <unordered_map>
 #include <vector>
 
+#include "Common/Assert.h"
 #include "Common/FileUtil.h"
 #include "Common/IniFile.h"
 #include "Common/StringUtil.h"
 #include "Common/Thread.h"
+
+#include "Core/Core.h"
+#include "Core/HW/GCPad.h"
+#include "Core/HW/GCPadEmu.h"
+#include "Core/HW/Wiimote.h"
+#include "Core/HW/WiimoteEmu/Extension/Classic.h"
+#include "Core/HW/WiimoteEmu/Extension/Nunchuk.h"
+#include "Core/HW/WiimoteEmu/WiimoteEmu.h"
+
+#include "InputCommon/ControllerEmu/ControlGroup/ControlGroup.h"
+#include "InputCommon/ControllerEmu/StickGate.h"
 #include "InputCommon/ControllerInterface/Touch/ButtonManager.h"
 
 namespace ButtonManager
@@ -688,6 +700,39 @@ float GetAxisValue(int pad_id, ButtonType axis)
   return value;
 }
 
+double GetInputRadiusAtAngle(int pad_id, ButtonType stick, double angle)
+{
+  // To avoid a crash, don't access controllers before they've been initialized by the boot process
+  if (!Core::IsRunningAndStarted())
+    return 0;
+
+  ControllerEmu::ControlGroup* group;
+
+  switch (stick)
+  {
+  case STICK_MAIN:
+    group = Pad::GetGroup(pad_id, PadGroup::MainStick);
+    break;
+  case STICK_C:
+    group = Pad::GetGroup(pad_id, PadGroup::CStick);
+    break;
+  case NUNCHUK_STICK:
+    group = Wiimote::GetNunchukGroup(pad_id, WiimoteEmu::NunchukGroup::Stick);
+    break;
+  case CLASSIC_STICK_LEFT:
+    group = Wiimote::GetClassicGroup(pad_id, WiimoteEmu::ClassicGroup::LeftStick);
+    break;
+  case CLASSIC_STICK_RIGHT:
+    group = Wiimote::GetClassicGroup(pad_id, WiimoteEmu::ClassicGroup::RightStick);
+    break;
+  default:
+    ASSERT(false);
+    return 0;
+  }
+
+  return static_cast<ControllerEmu::ReshapableInput*>(group)->GetInputRadiusAtAngle(angle);
+}
+
 bool GamepadEvent(const std::string& dev, int button, int action)
 {
   auto it = m_controllers.find(dev);