+++ /dev/null
-#region License
-//
-// XInputJoystick.cs
-//
-// Author:
-// Stefanos A. <stapostol@gmail.com>
-//
-// Copyright (c) 2006-2013 Stefanos Apostolopoulos
-//
-// Permission is hereby granted, free of charge, to any person obtaining a copy
-// of this software and associated documentation files (the "Software"), to deal
-// in the Software without restriction, including without limitation the rights
-// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-// copies of the Software, and to permit persons to whom the Software is
-// furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in
-// all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-// THE SOFTWARE.
-//
-#endregion
-
-using System;
-using System.Collections.Generic;
-using System.Text;
-using OpenTK.Input;
-using System.Runtime.InteropServices;
-using System.Security;
-using System.Diagnostics;
-
-namespace OpenTK.Platform.Windows
-{
- /// \internal
- /// <summary>
- /// Combined XInput + WinMM joystick driver.
- /// Devices with XInput drivers are accessed through XInput
- /// Devices without XInput drivers are accessed through WinMM.
- /// This ensures proper support for e.g. the XBox360 controller
- /// triggers, which are not reported correctly on WinMM.
- /// </summary>
- class WinCombinedJoystick : IJoystickDriver2, IDisposable
- {
- readonly XInputJoystick xinput;
- readonly WinMMJoystick winmm;
-
- readonly Dictionary<int, int> index_to_winmm =
- new Dictionary<int, int>();
-
- #region Constructors
-
- public WinCombinedJoystick(XInputJoystick xinput, WinMMJoystick winmm)
- {
- if (xinput == null)
- throw new ArgumentNullException("xinput");
- if (winmm == null)
- throw new ArgumentNullException("winmm");
-
- this.xinput = xinput;
- this.winmm = winmm;
- }
-
- #endregion
-
- #region IJoystickDriver2 Members
-
- public JoystickState GetState(int index)
- {
- JoystickState state = xinput.GetState(index);
- if (!state.IsConnected)
- state = winmm.GetState(index);
- return state;
- }
-
- public JoystickCapabilities GetCapabilities(int index)
- {
- JoystickCapabilities state = xinput.GetCapabilities(index);
- if (!state.IsConnected)
- state = winmm.GetCapabilities(index);
- return state;
- }
-
- public Guid GetGuid(int index)
- {
- Guid guid = xinput.GetGuid(index);
- if (guid == Guid.Empty)
- guid = winmm.GetGuid(index);
- return guid;
- }
-
- #endregion
-
- #region IDisposable Members
-
- public void Dispose()
- {
- Dispose(true);
- GC.SuppressFinalize(this);
- }
-
- void Dispose(bool manual)
- {
- if (manual)
- {
- xinput.Dispose();
- winmm.Dispose();
- }
- else
- {
- Debug.Print("{0} leaked, did you forget to call Dispose()?", typeof(XInputJoystick).Name);
- }
- }
-
-#if DEBUG
- ~WinCombinedJoystick()
- {
- Dispose(false);
- }
-#endif
-
- #endregion
- }
-}
+++ /dev/null
-#region License
-//
-// The Open Toolkit Library License
-//
-// Copyright (c) 2006 - 2008 the Open Toolkit library, except where noted.
-//
-// Permission is hereby granted, free of charge, to any person obtaining a copy
-// of this software and associated documentation files (the "Software"), to deal
-// in the Software without restriction, including without limitation the rights to
-// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
-// the Software, and to permit persons to whom the Software is furnished to do
-// so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in all
-// copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
-// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
-// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
-// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-// OTHER DEALINGS IN THE SOFTWARE.
-//
-#endregion
-
-using System;
-using System.Collections.Generic;
-using System.Diagnostics;
-using System.Runtime.InteropServices;
-using System.Security;
-using System.Text;
-using Microsoft.Win32;
-using OpenTK.Input;
-
-namespace OpenTK.Platform.Windows
-{
- sealed class WinMMJoystick : IJoystickDriver2
- {
- #region Fields
-
- readonly object sync = new object();
-
- List<JoystickDevice> sticks = new List<JoystickDevice>();
-
- // Matches a WinMM device index to a specific stick above
- readonly Dictionary<int, int> index_to_stick =
- new Dictionary<int, int>();
- // Matches a player index to a WinMM device index
- readonly Dictionary<int, int> player_to_index =
- new Dictionary<int, int>();
-
- // Todo: Read the joystick name from the registry.
- //static readonly string RegistryJoyConfig = @"Joystick%dConfiguration";
- //static readonly string RegistryJoyName = @"Joystick%dOEMName";
- //static readonly string RegstryJoyCurrent = @"CurrentJoystickSettings";
-
- bool disposed;
-
- #endregion
-
- #region Constructors
-
- public WinMMJoystick()
- {
- RefreshDevices();
- }
-
- #endregion
-
- #region Internal Members
-
- internal void RefreshDevices()
- {
- for (int i = 0; i < sticks.Count; i++)
- {
- CloseJoystick(i);
- }
-
- // WinMM supports up to 16 joysticks.
- for (int i = 0; i < UnsafeNativeMethods.joyGetNumDevs(); i++)
- {
- OpenJoystick(i);
- }
- }
-
- #endregion
-
- #region Private Members
-
- JoystickDevice<WinMMJoyDetails> OpenJoystick(int number)
- {
- lock (sync)
- {
- JoystickDevice<WinMMJoyDetails> stick = null;
-
- JoyCaps caps;
- JoystickError result = UnsafeNativeMethods.joyGetDevCaps(number, out caps, JoyCaps.SizeInBytes);
- if (result == JoystickError.NoError)
- {
- if (caps.NumAxes > JoystickState.MaxAxes)
- {
- Debug.Print("[Input] Device has {0} axes, which is higher than OpenTK maximum {1}. Please report a bug at http://www.opentk.com",
- caps.NumAxes, JoystickState.MaxAxes);
- caps.NumAxes = JoystickState.MaxAxes;
- }
-
- if (caps.NumAxes > JoystickState.MaxButtons)
- {
- Debug.Print("[Input] Device has {0} buttons, which is higher than OpenTK maximum {1}. Please report a bug at http://www.opentk.com",
- caps.NumButtons, JoystickState.MaxButtons);
- caps.NumButtons = JoystickState.MaxButtons;
- }
-
- JoystickCapabilities joycaps = new JoystickCapabilities(
- caps.NumAxes,
- caps.NumButtons,
- (caps.Capabilities & JoystCapsFlags.HasPov) != 0 ? 1 : 0,
- true);
-
- int num_axes = caps.NumAxes;
- if ((caps.Capabilities & JoystCapsFlags.HasPov) != 0)
- num_axes += 2;
-
- stick = new JoystickDevice<WinMMJoyDetails>(number, num_axes, caps.NumButtons);
- stick.Details = new WinMMJoyDetails(joycaps);
-
- // Make sure to reverse the vertical axes, so that +1 points up and -1 points down.
- for (int axis = 0; axis < caps.NumAxes; axis++)
- {
- if (axis % 2 == 1)
- {
- stick.Details.Min[axis] = caps.GetMax(axis);
- stick.Details.Max[axis] = caps.GetMin(axis);
- }
- else
- {
- stick.Details.Min[axis] = caps.GetMin(axis);
- stick.Details.Max[axis] = caps.GetMax(axis);
- }
- }
-
- if ((caps.Capabilities & JoystCapsFlags.HasPov) != 0)
- {
- stick.Details.PovType = PovType.Exists;
- if ((caps.Capabilities & JoystCapsFlags.HasPov4Dir) != 0)
- stick.Details.PovType |= PovType.Discrete;
- if ((caps.Capabilities & JoystCapsFlags.HasPovContinuous) != 0)
- stick.Details.PovType |= PovType.Continuous;
- }
-
- // Todo: Implement joystick name detection for WinMM.
- stick.Description = String.Format("Joystick/Joystick #{0} ({1} axes, {2} buttons)", number, stick.Axis.Count, stick.Button.Count);
- // Todo: Try to get the device name from the registry. Oh joy!
- //string key_path = String.Format("{0}\\{1}\\{2}", RegistryJoyConfig, caps.RegKey, RegstryJoyCurrent);
- //RegistryKey key = Registry.LocalMachine.OpenSubKey(key_path, false);
- //if (key == null)
- // key = Registry.CurrentUser.OpenSubKey(key_path, false);
- //if (key == null)
- // stick.Description = String.Format("USB Joystick {0} ({1} axes, {2} buttons)", number, stick.Axis.Count, stick.Button.Count);
- //else
- //{
- // key.Close();
- //}
-
- Debug.Print("Found joystick on device number {0}", number);
- index_to_stick.Add(number, sticks.Count);
- player_to_index.Add(player_to_index.Count, number);
- sticks.Add(stick);
- }
-
- return stick;
- }
- }
-
- void UnplugJoystick(int player_index)
- {
- // Reset the system configuration. Without this,
- // joysticks that are reconnected on different
- // ports are given different ids, making it
- // impossible to reconnect a disconnected user.
- UnsafeNativeMethods.joyConfigChanged(0);
- Debug.Print("[Win] WinMM joystick {0} unplugged", player_index);
- CloseJoystick(player_index);
- }
-
- void CloseJoystick(int player_index)
- {
- lock (sync)
- {
- if (IsValid(player_index))
- {
- int device_index = player_to_index[player_index];
-
- JoystickDevice<WinMMJoyDetails> stick =
- sticks[index_to_stick[device_index]] as JoystickDevice<WinMMJoyDetails>;
-
- if (stick != null)
- {
- index_to_stick.Remove(device_index);
- player_to_index.Remove(player_index);
- }
- }
- }
- }
-
- bool IsValid(int player_index)
- {
- if (player_to_index.ContainsKey(player_index))
- {
- return true;
- }
- //else if (index >= 0 && index < UnsafeNativeMethods.joyGetNumDevs())
- //{
- // return OpenJoystick(index) != null;
- //}
- return false;
- }
-
- static short CalculateOffset(int pos, int min, int max)
- {
- int offset = (ushort.MaxValue * (pos - min)) / (max - min) - short.MaxValue;
- return (short)offset;
- }
-
- #endregion
-
- #region IJoystickDriver2 Members
-
- public JoystickCapabilities GetCapabilities(int player_index)
- {
- lock (sync)
- {
- if (IsValid(player_index))
- {
- int device_index = player_to_index[player_index];
- JoystickDevice<WinMMJoyDetails> stick =
- sticks[index_to_stick[device_index]] as JoystickDevice<WinMMJoyDetails>;
-
- return stick.Details.Capabilities;
- }
-
- return new JoystickCapabilities();
- }
- }
-
- public JoystickState GetState(int player_index)
- {
- lock (sync)
- {
- JoystickState state = new JoystickState();
-
- if (IsValid(player_index))
- {
- int device_index = player_to_index[player_index];
- int index = index_to_stick[device_index];
- JoystickDevice<WinMMJoyDetails> stick =
- sticks[index] as JoystickDevice<WinMMJoyDetails>;
-
- // For joysticks with fewer than three axes or four buttons, we must
- // use joyGetPos; otherwise, joyGetPosEx. This is not just a cosmetic
- // difference, simple devices will return incorrect results if we use
- // joyGetPosEx on them.
- if (stick.Details.Capabilities.AxisCount <= 3 || stick.Details.Capabilities.ButtonCount <= 4)
- {
- // Use joyGetPos
- JoyInfo info = new JoyInfo();
-
- JoystickError result = UnsafeNativeMethods.joyGetPos(device_index, ref info);
- if (result == JoystickError.NoError)
- {
- for (int i = 0; i < stick.Details.Capabilities.AxisCount; i++)
- {
- state.SetAxis(JoystickAxis.Axis0 + i, CalculateOffset(info.GetAxis(i), stick.Details.Min[i], stick.Details.Max[i]));
- }
-
- for (int i = 0; i < stick.Details.Capabilities.ButtonCount; i++)
- {
- state.SetButton(JoystickButton.Button0 + i, (info.Buttons & 1 << i) != 0);
- }
-
- state.SetIsConnected(true);
- }
- else if (result == JoystickError.Unplugged)
- {
- UnplugJoystick(player_index);
- }
- }
- else
- {
- // Use joyGetPosEx
- JoyInfoEx info_ex = new JoyInfoEx();
- info_ex.Size = JoyInfoEx.SizeInBytes;
- info_ex.Flags = JoystickFlags.All;
-
- JoystickError result = UnsafeNativeMethods.joyGetPosEx(device_index, ref info_ex);
- if (result == JoystickError.NoError)
- {
- for (int i = 0; i < stick.Details.Capabilities.AxisCount; i++)
- {
- state.SetAxis(JoystickAxis.Axis0 + i, CalculateOffset(info_ex.GetAxis(i), stick.Details.Min[i], stick.Details.Max[i]));
- }
-
- for (int i = 0; i < stick.Details.Capabilities.ButtonCount; i++)
- {
- state.SetButton(JoystickButton.Button0 + i, (info_ex.Buttons & 1 << i) != 0);
- }
-
- for (int i = 0; i < stick.Details.Capabilities.HatCount; i++)
- {
- // A discrete POV returns specific values for left, right, etc.
- // A continuous POV returns an integer indicating an angle in degrees * 100, e.g. 18000 == 180.00 degrees.
- // The vast majority of joysticks have discrete POVs, so we'll treat all of them as discrete for simplicity.
- if ((JoystickPovPosition)info_ex.Pov != JoystickPovPosition.Centered)
- {
- HatPosition hatpos = HatPosition.Centered;
- if (info_ex.Pov < 4500 || info_ex.Pov >= 31500)
- hatpos |= HatPosition.Up;
- if (info_ex.Pov >= 4500 && info_ex.Pov < 13500)
- hatpos |= HatPosition.Right;
- if (info_ex.Pov >= 13500 && info_ex.Pov < 22500)
- hatpos |= HatPosition.Down;
- if (info_ex.Pov >= 22500 && info_ex.Pov < 31500)
- hatpos |= HatPosition.Left;
-
- state.SetHat(JoystickHat.Hat0 + i, new JoystickHatState(hatpos));
- }
- }
-
- state.SetIsConnected(true);
- }
- else if (result == JoystickError.Unplugged)
- {
- UnplugJoystick(player_index);
- }
- }
- }
-
- return state;
- }
- }
-
- public Guid GetGuid(int index)
- {
- lock (sync)
- {
- Guid guid = new Guid();
-
- if (IsValid(index))
- {
- // Todo: implement WinMM Guid retrieval
- }
-
- return guid;
- }
- }
-
- #endregion
-
- #region IDisposable
-
- public void Dispose()
- {
- Dispose(true);
- GC.SuppressFinalize(this);
- }
-
- void Dispose(bool manual)
- {
- if (!disposed)
- {
- if (manual)
- {
- }
-
- disposed = true;
- }
- }
-
- ~WinMMJoystick()
- {
- Dispose(false);
- }
-
- #endregion
-
- #region UnsafeNativeMethods
-
- [Flags]
- enum JoystickFlags
- {
- X = 0x1,
- Y = 0x2,
- Z = 0x4,
- R = 0x8,
- U = 0x10,
- V = 0x20,
- Pov = 0x40,
- Buttons = 0x80,
- All = X | Y | Z | R | U | V | Pov | Buttons
- }
-
- enum JoystickError : uint
- {
- NoError = 0,
- InvalidParameters = 165,
- NoCanDo = 166,
- Unplugged = 167
- //MM_NoDriver = 6,
- //MM_InvalidParameter = 11
- }
-
- [Flags]
- enum JoystCapsFlags
- {
- HasZ = 0x1,
- HasR = 0x2,
- HasU = 0x4,
- HasV = 0x8,
- HasPov = 0x16,
- HasPov4Dir = 0x32,
- HasPovContinuous = 0x64
- }
-
- enum JoystickPovPosition : ushort
- {
- Centered = 0xFFFF,
- Forward = 0,
- Right = 9000,
- Backward = 18000,
- Left = 27000
- }
-
- struct JoyCaps
- {
- public ushort Mid;
- public ushort ProductId;
- [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)]
- public string ProductName;
- public int XMin;
- public int XMax;
- public int YMin;
- public int YMax;
- public int ZMin;
- public int ZMax;
- public int NumButtons;
- public int PeriodMin;
- public int PeriodMax;
- public int RMin;
- public int RMax;
- public int UMin;
- public int UMax;
- public int VMin;
- public int VMax;
- public JoystCapsFlags Capabilities;
- public int MaxAxes;
- public int NumAxes;
- public int MaxButtons;
- [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)]
- public string RegKey;
- [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 260)]
- public string OemVxD;
-
- public static readonly int SizeInBytes;
-
- static JoyCaps()
- {
- SizeInBytes = Marshal.SizeOf(default(JoyCaps));
- }
-
- public int GetMin(int i)
- {
- switch (i)
- {
- case 0: return XMin;
- case 1: return YMin;
- case 2: return ZMin;
- case 3: return RMin;
- case 4: return UMin;
- case 5: return VMin;
- default: return 0;
- }
- }
-
- public int GetMax(int i)
- {
- switch (i)
- {
- case 0: return XMax;
- case 1: return YMax;
- case 2: return ZMax;
- case 3: return RMax;
- case 4: return UMax;
- case 5: return VMax;
- default: return 0;
- }
- }
- }
-
- struct JoyInfo
- {
- public int XPos;
- public int YPos;
- public int ZPos;
- public uint Buttons;
-
- public int GetAxis(int i)
- {
- switch (i)
- {
- case 0: return XPos;
- case 1: return YPos;
- case 2: return ZPos;
- default: return 0;
- }
- }
- }
-
- struct JoyInfoEx
- {
- public int Size;
- [MarshalAs(UnmanagedType.I4)]
- public JoystickFlags Flags;
- public int XPos;
- public int YPos;
- public int ZPos;
- public int RPos;
- public int UPos;
- public int VPos;
- public uint Buttons;
- public uint ButtonNumber;
- public int Pov;
- #pragma warning disable 0169
- uint Reserved1;
- uint Reserved2;
- #pragma warning restore 0169
-
- public static readonly int SizeInBytes;
-
- static JoyInfoEx()
- {
- SizeInBytes = Marshal.SizeOf(default(JoyInfoEx));
- }
-
- public int GetAxis(int i)
- {
- switch (i)
- {
- case 0: return XPos;
- case 1: return YPos;
- case 2: return ZPos;
- case 3: return RPos;
- case 4: return UPos;
- case 5: return VPos;
- default: return 0;
- }
- }
- }
-
- static class UnsafeNativeMethods
- {
- [DllImport("Winmm.dll"), SuppressUnmanagedCodeSecurity]
- public static extern JoystickError joyGetDevCaps(int uJoyID, out JoyCaps pjc, int cbjc);
- [DllImport("Winmm.dll"), SuppressUnmanagedCodeSecurity]
- public static extern JoystickError joyGetPos(int uJoyID, ref JoyInfo pji);
- [DllImport("Winmm.dll"), SuppressUnmanagedCodeSecurity]
- public static extern JoystickError joyGetPosEx(int uJoyID, ref JoyInfoEx pji);
- [DllImport("Winmm.dll"), SuppressUnmanagedCodeSecurity]
- public static extern int joyGetNumDevs();
- [DllImport("Winmm.dll"), SuppressUnmanagedCodeSecurity]
- public static extern JoystickError joyConfigChanged(int flags);
- }
-
- #endregion
-
- #region enum PovType
-
- [Flags]
- enum PovType
- {
- None = 0x0,
- Exists = 0x1,
- Discrete = 0x2,
- Continuous = 0x4
- }
-
- #endregion
-
- #region struct WinMMJoyDetails
-
- struct WinMMJoyDetails
- {
- public readonly int[] Min, Max; // Minimum and maximum offset of each axis.
- public PovType PovType;
- public JoystickCapabilities Capabilities;
-
- public WinMMJoyDetails(JoystickCapabilities caps)
- : this()
- {
- Min = new int[caps.AxisCount];
- Max = new int[caps.AxisCount];
- Capabilities = caps;
- }
-
- public float CalculateOffset(float pos, int axis)
- {
- float offset = (2 * (pos - Min[axis])) / (Max[axis] - Min[axis]) - 1;
- if (offset > 1)
- return 1;
- else if (offset < -1)
- return -1;
- else if (offset < 0.001f && offset > -0.001f)
- return 0;
- else
- return offset;
- }
- }
-
- #endregion
- }
-}
projects / platform / core / csapi / opentk.git / commitdiff