[Win] Use DeviceCollection. Fix GUID detection

This commit is contained in:
thefiddler 2014-07-31 14:02:51 +02:00
parent db01cac895
commit 6d54edc389

View file

@ -135,10 +135,7 @@ namespace OpenTK.Platform.Windows
readonly IntPtr Window;
readonly object UpdateLock = new object();
readonly Dictionary<IntPtr, Device> Devices =
new Dictionary<IntPtr, Device>(new IntPtrEqualityComparer());
readonly Dictionary<int, IntPtr> IndexToDevice =
new Dictionary<int, IntPtr>();
readonly DeviceCollection<Device> Devices = new DeviceCollection<Device>();
byte[] PreparsedData = new byte[1024];
HidProtocolValueCaps[] AxisCaps = new HidProtocolValueCaps[4];
@ -180,28 +177,42 @@ namespace OpenTK.Platform.Windows
public void RefreshDevices()
{
// Mark all devices as disconnected. We will check which of those
// are connected later on.
for (int i = 0; i < IndexToDevice.Count; i++)
// are connected below.
foreach (var device in Devices)
{
Devices[IndexToDevice[i]].SetConnected(false);
device.SetConnected(false);
}
// Discover joystick devices
foreach (RawInputDeviceList dev in WinRawInput.GetDeviceList())
{
// Skip non-joystick devices
if (dev.Type != RawInputDeviceType.HID)
continue;
IntPtr handle = dev.Device;
Guid guid = GetDeviceGuid(handle);
long hardware_id = guid.GetHashCode();
Device device = Devices.FromHardwareId(hardware_id);
if (device != null)
{
// We have already opened this device, mark it as connected
device.SetConnected(true);
}
else
{
// This is a new device, query its capabilities and add it
// to the device list
JoystickCapabilities caps = GetDeviceCaps(handle);
if (!Devices.ContainsKey(handle))
Devices.Add(handle, new Device(handle, guid, caps));
device = new Device(handle, guid, caps);
device.SetConnected(true);
Devices.Add(hardware_id, device);
Device stick = Devices[handle];
stick.SetConnected(true);
Debug.Print("[{0}] Connected joystick {1} ({2})", GetType().Name, guid, caps);
}
}
}
public unsafe bool ProcessEvent(ref RawInput rin)
@ -219,6 +230,7 @@ namespace OpenTK.Platform.Windows
return false;
}
// Detect which axes / buttons are contained in this report
HidProtocolCaps caps;
int axis_caps_count;
int button_caps_count;
@ -460,7 +472,7 @@ namespace OpenTK.Platform.Windows
}
// Allocate memory and retrieve the DEVICENAME string
char* pname = stackalloc char[size + 1];
sbyte* pname = stackalloc sbyte[size + 1];
if (Functions.GetRawInputDeviceInfo(handle, RawInputDeviceInfoEnum.DEVICENAME, (IntPtr)pname, ref size) < 0)
{
Debug.Print("[WinRawJoystick] Functions.GetRawInputDeviceInfo(DEVICENAME) failed with error {0}",
@ -478,9 +490,9 @@ namespace OpenTK.Platform.Windows
// The GUID is stored in the last part of the string
string[] parts = name.Split('#');
if (parts.Length >= 3)
if (parts.Length > 3)
{
guid = new Guid(parts[2]);
guid = new Guid(parts[3]);
}
}
@ -558,11 +570,12 @@ namespace OpenTK.Platform.Windows
Device GetDevice(IntPtr handle)
{
long hardware_id = handle.ToInt64();
bool is_device_known = false;
lock (UpdateLock)
{
is_device_known = Devices.ContainsKey(handle);
is_device_known = Devices.FromHardwareId(hardware_id) != null;
}
if (!is_device_known)
@ -572,13 +585,13 @@ namespace OpenTK.Platform.Windows
lock (UpdateLock)
{
return Devices.ContainsKey(handle) ? Devices[handle] : null;
return Devices.FromHardwareId(hardware_id);
}
}
bool IsValid(int index)
{
return IndexToDevice.ContainsKey(index);
return Devices.FromIndex(index) != null;
}
#endregion
@ -591,7 +604,7 @@ namespace OpenTK.Platform.Windows
{
if (IsValid(index))
{
return Devices[IndexToDevice[index]].GetState();
return Devices.FromIndex(index).GetState();
}
return new JoystickState();
}
@ -603,7 +616,7 @@ namespace OpenTK.Platform.Windows
{
if (IsValid(index))
{
return Devices[IndexToDevice[index]].GetCapabilities();
return Devices.FromIndex(index).GetCapabilities();
}
return new JoystickCapabilities();
}
@ -615,7 +628,7 @@ namespace OpenTK.Platform.Windows
{
if (IsValid(index))
{
return Devices[IndexToDevice[index]].GetGuid();
return Devices.FromIndex(index).GetGuid();
}
return new Guid();
}