39 lines
1.3 KiB
C#
39 lines
1.3 KiB
C#
// Copyright HTC Corporation All Rights Reserved.
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using System;
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using System.Runtime.InteropServices;
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namespace VIVE.OpenXR.Feature
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{
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public interface IViveFeatureWrapper
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{
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public bool OnInstanceCreate(XrInstance xrInstance, IntPtr xrGetInstanceProcAddr);
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public void OnInstanceDestroy();
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}
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public class ViveFeatureWrapperBase<T> where T : ViveFeatureWrapperBase<T>, new()
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{
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private static readonly Lazy<T> lazyInstance = new Lazy<T>(() => new T());
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public static T Instance => lazyInstance.Value;
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// Set true in yourfeature's OnInstanceCreate
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public bool IsInited { get; protected set; } = false;
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public OpenXRHelper.xrGetInstanceProcAddrDelegate xrGetInstanceProcAddr;
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/// <summary>
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/// Complete the xrGetInstanceProcAddr by set the pointer received in OnInstanceCreate
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/// </summary>
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/// <param name="intPtr"></param>
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public void SetGetInstanceProcAddrPtr(IntPtr intPtr)
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{
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if (intPtr == null || intPtr == IntPtr.Zero)
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throw new Exception("xrGetInstanceProcAddr is null");
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xrGetInstanceProcAddr = Marshal.GetDelegateForFunctionPointer<OpenXRHelper.xrGetInstanceProcAddrDelegate>(intPtr);
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}
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}
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}
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