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7 changed files with 228 additions and 148 deletions

2
.gitmodules vendored
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@ -1,3 +1,3 @@
[submodule "spacenav-driver"]
path = spacenav-driver
url = https://git.digiserv.ovh/thibaud/spacenav-driver.git
url = https://github.com/thib8956/spacenav-driver.git

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@ -14,28 +14,27 @@ namespace SpaceNavWrapper
// var ev = spnavwrapper.SpaceNav.Instance.WaitEvent(100);
// Console.WriteLine(ev);
//}
SpaceNavDriver navDriver = new SpaceNavDriver();
SpaceNav navDriver = new SpaceNav();
navDriver.InitDevice();
navDriver.Button += OnButton;
navDriver.Button += delegate (object sender, ButtonEventArgs e)
{
navDriver.Nonblocking = !navDriver.Nonblocking;
};
navDriver.Motion += OnMotion;
Console.CancelKeyPress += delegate {
navDriver.Dispose();
};
for (; ; )
{
}
for (; ; )
{
navDriver.WaitEvent();
Console.WriteLine("AA");
}
}
private static void OnMotion(object sender, MotionEventArgs e)
{
Console.WriteLine(e);
}
private static void OnButton(object sender, EventArgs e)
{
Console.WriteLine("Button pressed");
}
}
}

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@ -1,3 +1,3 @@
# spnav-csharp-wrapper
Simple C# wrapper for the HID spacenavigator [driver](https://git.digiserv.ovh/thibaud/spacenav-driver)
Simple C# wrapper for the [HID spacenavigator driver](https://github.com/thib8956/spacenav-driver.git)

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@ -1,147 +1,165 @@
using System;
using System.Runtime.InteropServices;
using System.Threading;
namespace SpaceNavWrapper
{
public class SpaceNavDriver : IDisposable
{
public class SpaceNav : IDisposable
{
const string DLL_NAME = "spnavhdi";
#region Constants
private const int SPNAV_EVENT_MOTION = 1;
private const int SPNAV_EVENT_BUTTON = 2;
private const ushort SPNAV_VENDOR_ID = 0x046d;
private const ushort SPNAV_PRODUCT_ID = 0x0c627;
#endregion
#region Constants
private const int SPNAV_EVENT_MOTION = 1;
private const int SPNAV_EVENT_BUTTON = 2;
private const ushort SPNAV_VENDOR_ID = 0x046d;
private const ushort SPNAV_PRODUCT_ID = 0x0c627;
#endregion
public event EventHandler<MotionEventArgs> Motion;
public event EventHandler<EventArgs> Button;
private Thread eventThread;
private bool deviceReady;
private double _sensitivity = 1.0;
private int _threshold = 5;
public event EventHandler<ButtonEventArgs> Button;
private double _sensitivity = 1.0;
private int _threshold = 5;
private bool _nonblocking;
private bool isDisposed;
#region Structures
private struct SpNavEventMotion
{
public int type;
public int x, y, z;
public int rx, ry, rz;
public uint period;
public IntPtr data;
}
{
public int type;
public int x, y, z;
public int rx, ry, rz;
public uint period;
public IntPtr data;
}
private struct SpNavEventButton
{
public int type;
public int press;
public int bnum;
}
private struct SpNavEventButton
{
public int type;
[MarshalAs(UnmanagedType.Bool)]
public bool press;
public int bnum;
}
[StructLayout(LayoutKind.Explicit)]
private struct SpNavEvent
{
[FieldOffset(0)] public int type;
[FieldOffset(0)] public SpNavEventMotion motion;
[FieldOffset(0)] public SpNavEventButton button;
}
#endregion
#region DLL Imports
[StructLayout(LayoutKind.Explicit)]
private struct SpNavEvent
{
[FieldOffset(0)] public int type;
[FieldOffset(0)] public SpNavEventMotion motion;
[FieldOffset(0)] public SpNavEventButton button;
}
#endregion
#region DLL Imports
[DllImport(DLL_NAME)]
private static extern int spnav_open(ushort vendor_id, ushort product_id);
[DllImport(DLL_NAME)]
private static extern int spnav_close();
[DllImport(DLL_NAME)]
private static extern int spnav_open(ushort vendor_id, ushort product_id);
[DllImport(DLL_NAME)]
private static extern int spnav_close();
[DllImport(DLL_NAME)]
private static extern int spnav_wait_event(ref SpNavEvent ev);
[DllImport(DLL_NAME)]
private static extern int spnav_wait_event_timeout(ref SpNavEvent ev, int timeout);
[DllImport(DLL_NAME)]
private static extern int spnav_sensitivity(double sens);
[DllImport(DLL_NAME)]
private static extern int spnav_deadzone(int threshold);
#endregion
public SpaceNavDriver()
{
eventThread = new Thread(HandleEvents)
{
IsBackground = true,
Name = "3Dconnexion-Event-Dispatcher"
};
eventThread.Start();
}
public void InitDevice()
{
private static extern int spnav_set_nonblocking(bool nonblock);
[DllImport(DLL_NAME)]
private static extern int spnav_wait_event(ref SpNavEvent ev);
[DllImport(DLL_NAME)]
private static extern int spnav_wait_event_timeout(ref SpNavEvent ev, int timeout);
[DllImport(DLL_NAME)]
private static extern int spnav_sensitivity(double sens);
[DllImport(DLL_NAME)]
private static extern int spnav_deadzone(int threshold);
#endregion
public void InitDevice()
{
// TODO handle retcode and errors
spnav_open(SPNAV_VENDOR_ID, SPNAV_PRODUCT_ID);
spnav_deadzone(5);
deviceReady = true;
}
private void HandleEvents(object obj)
{
// Block while the device isn't ready
while (!deviceReady) {}
Console.WriteLine("Device ready !");
while (!isDisposed)
{
SpNavEvent sev = new SpNavEvent();
int ev_type = spnav_wait_event(ref sev);
Console.WriteLine("Event type : {0}", sev.type);
switch (ev_type)
{
case SPNAV_EVENT_BUTTON:
//return new SpaceNavButtonEvent(Convert.ToBoolean(sev.button.press), sev.button.bnum);
Button(this, new EventArgs());
break;
case SPNAV_EVENT_MOTION:
var ev = sev.motion;
Motion(this, new MotionEventArgs(ev.x, ev.y, ev.z, ev.rx, ev.ry, ev.rz));
break;
}
}
}
public double Sensitivity
public void WaitEvent(int millis = -1)
{
get => _sensitivity;
set
SpNavEvent sev = new SpNavEvent();
int ev_type;
if (millis == -1)
{
_sensitivity = value;
spnav_sensitivity(value);
ev_type = spnav_wait_event(ref sev);
}
}
public int Threshold
{
get => _threshold;
set
else
{
_threshold = value;
spnav_deadzone(value);
ev_type = spnav_wait_event_timeout(ref sev, (int)millis);
}
switch (ev_type)
{
case SPNAV_EVENT_BUTTON:
var e = sev.button;
Button(this, new ButtonEventArgs(e.press, e.bnum));
break;
case SPNAV_EVENT_MOTION:
var ev = sev.motion;
Motion(this, new MotionEventArgs(ev.x, ev.y, ev.z, ev.rx, ev.ry, ev.rz));
break;
default:
break;
}
}
public void Dispose()
private void CloseDevice()
{
if (!isDisposed)
{
CloseDevice();
Button = null;
Motion = null;
}
isDisposed = true;
// TODO : handle retcode and errors
spnav_close();
}
private void CloseDevice()
#region Properties
public double Sensitivity
{
get
{
return _sensitivity;
}
set
{
_sensitivity = value;
spnav_sensitivity(value);
}
}
public int Threshold
{
get
{
return _threshold;
}
set
{
_threshold = value;
spnav_deadzone(value);
}
}
public bool Nonblocking
{
get
{
return _nonblocking;
}
set
{
_nonblocking = value;
spnav_set_nonblocking(value);
}
}
#endregion
public void Dispose()
{
// TODO : handle retcode and errors
spnav_close();
if (!isDisposed)
{
CloseDevice();
Button = null;
Motion = null;
}
isDisposed = true;
}
}
}

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@ -1,37 +1,100 @@
using System;
using System.Collections.Generic;
namespace SpaceNavWrapper
{
public enum SpaceNavAxis {
X, Y, Z, Rx, Ry, Rz
}
public class MotionEventArgs : EventArgs
{
public readonly int X, Y, Z;
public readonly int Rx, Ry, Rz;
public readonly Dictionary<SpaceNavAxis, int> axisValues;
public MotionEventArgs(int x, int y, int z, int rx, int ry, int rz)
{
X = x;
Y = y;
Z = z;
Rx = rx;
Ry = ry;
Rz = rz;
axisValues = new Dictionary<SpaceNavAxis, int>();
axisValues[SpaceNavAxis.X] = x;
axisValues[SpaceNavAxis.Y] = y;
axisValues[SpaceNavAxis.Z] = y;
axisValues[SpaceNavAxis.Rx] = rx;
axisValues[SpaceNavAxis.Ry] = ry;
axisValues[SpaceNavAxis.Rz] = rz;
}
public override string ToString()
public int X
{
return "x=" + X + " y=" + Y + " z=" + Z +
" rx=" + Rz + " ry=" + Ry + " rz=" + Rz;
get
{
return axisValues[SpaceNavAxis.X];
}
}
public int Y
{
get
{
return axisValues[SpaceNavAxis.Y];
}
}
public int Z
{
get
{
return axisValues[SpaceNavAxis.Z];
}
}
public int Rx
{
get
{
return axisValues[SpaceNavAxis.Rx];
}
}
public int Ry
{
get
{
return axisValues[SpaceNavAxis.Ry];
}
}
public int Rz
{
get
{
return axisValues[SpaceNavAxis.Rz];
}
}
public override string ToString()
{
return string.Format("x={0} y={1} z={2} rx={3} ry={4} rz={5}", X, Y, Z, Rx, Ry, Rz);
}
public int GetAxis(SpaceNavAxis axis)
{
return axisValues[axis];
}
}
public class ButtonEventArgs : EventArgs
{
public readonly int button;
public readonly bool pressed;
{
public readonly bool Pressed;
public readonly int Button;
public override string ToString()
public ButtonEventArgs(bool pressed, int button)
{
return string.Format("[ButtonEventArgs: button={0}, pressed={1}]", button, pressed);
Pressed = pressed;
Button = button;
}
}
public override string ToString()
{
return string.Format("button={0}, pressed={1}", Button, Pressed);
}
}
}

@ -1 +1 @@
Subproject commit f37537fa836f19905f43dc5fd49e58384790d38a
Subproject commit f654a62bdb4dbe14991fa89c2af69034587f816a

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@ -27,9 +27,9 @@
<PlatformTarget>x86</PlatformTarget>
</PropertyGroup>
<ItemGroup>
<Compile Include="SpaceNav.cs" />
<Compile Include="SpaceNavEvent.cs" />
<Compile Include="Program.cs" />
<Compile Include="SpaceNav.cs" />
</ItemGroup>
<Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
</Project>