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Fixed GUI Erros and added some information for Linux #1

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Fixed GUI Erros and added some information for Linux #1

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23876c2
fix: fixed GUI Errors when no wiimote connected
ggmini Jun 24, 2026
a69d50e
added some error message & comments
ggmini Jun 24, 2026
1efa6da
docs: added linux sudo requirement to readme
ggmini Jun 24, 2026
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4 changes: 3 additions & 1 deletion Assets/Scripts/WiimoteDemo.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -106,8 +106,10 @@ void OnGUI()
wiimote = null;
}

if (wiimote == null)
if (wiimote == null) {
GUILayout.EndVertical();
return;
}

GUILayout.Label("Extension: " + wiimote.current_ext.ToString());

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8 changes: 7 additions & 1 deletion Assets/Wiimote/Scripts/WiimoteManager.cs
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Expand Up @@ -59,8 +59,12 @@ private static bool _FindWiimotes(WiimoteType type)
IntPtr ptr = HIDapi.hid_enumerate(vendor, product);
IntPtr cur_ptr = ptr;

if (ptr == IntPtr.Zero)
if (ptr == IntPtr.Zero) {
HIDapi.hid_free_enumeration(ptr);
Debug.Log("No Wiimotes found!");
return false;
}


hid_device_info enumerate = (hid_device_info)Marshal.PtrToStructure(ptr, typeof(hid_device_info));

Expand All @@ -84,6 +88,8 @@ private static bool _FindWiimotes(WiimoteType type)
if (remote == null)
{
IntPtr handle = HIDapi.hid_open_path(enumerate.path);
if (handle == IntPtr.Zero)
Debug.LogError("Failed to open HID device."); //Possinbly a permissions issue on Linux

WiimoteType trueType = type;

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2 changes: 2 additions & 0 deletions README.md
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Expand Up @@ -36,6 +36,8 @@ The latest release can be found [here](http://www.github.com/Flafla2/Unity-Wiimo

To install, open Unity-Wiimote.unitypackage or go to Assets->Import Package->Custom Package... in the Unity Editor and locate Unity-Wiimote.unitypackage.

If using Linux, sudo permissions may be required.

Future Changes
--------------

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