89 lines
3.3 KiB
C#
89 lines
3.3 KiB
C#
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//======= Copyright (c) Valve Corporation, All rights reserved. ===============
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using UnityEngine;
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using System.Collections;
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using System;
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using Valve.VR;
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using System.Linq;
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using System.Runtime.InteropServices;
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using System.ComponentModel;
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using System.Collections.Generic;
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namespace Valve.VR
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{
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public static class SteamVR_Input_Source
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{
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public static int numSources = System.Enum.GetValues(typeof(SteamVR_Input_Sources)).Length;
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private static ulong[] inputSourceHandlesBySource;
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private static Dictionary<ulong, SteamVR_Input_Sources> inputSourceSourcesByHandle = new Dictionary<ulong, SteamVR_Input_Sources>();
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private static Type enumType = typeof(SteamVR_Input_Sources);
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private static Type descriptionType = typeof(DescriptionAttribute);
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private static SteamVR_Input_Sources[] allSources;
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public static ulong GetHandle(SteamVR_Input_Sources inputSource)
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{
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int index = (int)inputSource;
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if (index < inputSourceHandlesBySource.Length)
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return inputSourceHandlesBySource[index];
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return 0;
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}
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public static SteamVR_Input_Sources GetSource(ulong handle)
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{
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if (inputSourceSourcesByHandle.ContainsKey(handle))
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return inputSourceSourcesByHandle[handle];
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return SteamVR_Input_Sources.Any;
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}
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public static SteamVR_Input_Sources[] GetAllSources()
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{
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if (allSources == null)
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allSources = (SteamVR_Input_Sources[])System.Enum.GetValues(typeof(SteamVR_Input_Sources));
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return allSources;
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}
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private static string GetPath(string inputSourceEnumName)
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{
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return ((DescriptionAttribute)enumType.GetMember(inputSourceEnumName)[0].GetCustomAttributes(descriptionType, false)[0]).Description;
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}
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public static void Initialize()
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{
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List<SteamVR_Input_Sources> allSourcesList = new List<SteamVR_Input_Sources>();
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string[] enumNames = System.Enum.GetNames(enumType);
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inputSourceHandlesBySource = new ulong[enumNames.Length];
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inputSourceSourcesByHandle = new Dictionary<ulong, SteamVR_Input_Sources>();
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for (int enumIndex = 0; enumIndex < enumNames.Length; enumIndex++)
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{
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string path = GetPath(enumNames[enumIndex]);
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ulong handle = 0;
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EVRInputError err = OpenVR.Input.GetInputSourceHandle(path, ref handle);
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if (err != EVRInputError.None)
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Debug.LogError("<b>[SteamVR]</b> GetInputSourceHandle (" + path + ") error: " + err.ToString());
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if (enumNames[enumIndex] == SteamVR_Input_Sources.Any.ToString()) //todo: temporary hack
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{
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inputSourceHandlesBySource[enumIndex] = 0;
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inputSourceSourcesByHandle.Add(0, (SteamVR_Input_Sources)enumIndex);
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}
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else
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{
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inputSourceHandlesBySource[enumIndex] = handle;
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inputSourceSourcesByHandle.Add(handle, (SteamVR_Input_Sources)enumIndex);
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}
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allSourcesList.Add((SteamVR_Input_Sources)enumIndex);
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}
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allSources = allSourcesList.ToArray();
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}
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}
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}
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