675 lines
23 KiB
C#
675 lines
23 KiB
C#
// Copyright HTC Corporation All Rights Reserved.
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using System.Collections.Generic;
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using UnityEditor;
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using UnityEngine.XR.OpenXR;
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using UnityEngine.XR.OpenXR.Features;
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using AOT;
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using UnityEngine;
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using System;
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using System.Runtime.InteropServices;
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using System.Linq;
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using UnityEngine.XR;
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#if UNITY_EDITOR
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using UnityEditor.XR.OpenXR.Features;
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#endif
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namespace VIVE.OpenXR.CompositionLayer.Passthrough
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{
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#if UNITY_EDITOR
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[OpenXRFeature(UiName = "VIVE XR Composition Layer (Passthrough)",
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Desc = "Enable this feature to use the HTC Passthrough feature.",
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Company = "HTC",
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DocumentationLink = "..\\Documentation",
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OpenxrExtensionStrings = kOpenxrExtensionStrings,
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Version = "1.0.0",
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BuildTargetGroups = new[] { BuildTargetGroup.Android },
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FeatureId = featureId
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)]
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#endif
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public class ViveCompositionLayerPassthrough : OpenXRFeature
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{
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const string LOG_TAG = "VIVE.OpenXR.ViveCompositionLayerPassthrough";
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static void DEBUG(string msg) { Debug.Log(LOG_TAG + " " + msg); }
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static void WARNING(string msg) { Debug.LogWarning(LOG_TAG + " " + msg); }
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static void ERROR(string msg) { Debug.LogError(LOG_TAG + " " + msg); }
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private List<int> passthroughIDList = new List<int>();
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public List<int> PassthroughIDList { get{ return new List<int>(passthroughIDList); } }
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private List<XRInputSubsystem> inputSubsystems = new List<XRInputSubsystem>();
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/// <summary>
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/// The feature id string. This is used to give the feature a well known id for reference.
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/// </summary>
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public const string featureId = "vive.openxr.feature.compositionlayer.passthrough";
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public const string kOpenxrExtensionStrings = "XR_HTC_passthrough";
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private bool m_HTCPassthroughExtensionEnabled = true;
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public bool HTCPassthroughExtensionEnabled
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{
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get { return m_HTCPassthroughExtensionEnabled; }
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}
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#region OpenXR Life Cycle
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private bool m_XrInstanceCreated = false;
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public bool XrInstanceCreated
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{
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get { return m_XrInstanceCreated; }
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}
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private XrInstance m_XrInstance = 0;
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protected override bool OnInstanceCreate(ulong xrInstance)
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{
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foreach (string kOpenxrExtensionString in kOpenxrExtensionStrings.Split(' '))
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{
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if (!OpenXRRuntime.IsExtensionEnabled(kOpenxrExtensionString))
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{
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WARNING("OnInstanceCreate() " + kOpenxrExtensionString + " is NOT enabled.");
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m_HTCPassthroughExtensionEnabled = false;
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return false;
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}
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}
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m_XrInstanceCreated = true;
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m_XrInstance = xrInstance;
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DEBUG("OnInstanceCreate() " + m_XrInstance);
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return GetXrFunctionDelegates(m_XrInstance);
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}
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protected override void OnInstanceDestroy(ulong xrInstance)
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{
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m_XrInstanceCreated = false;
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DEBUG("OnInstanceDestroy() " + m_XrInstance);
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}
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private XrSystemId m_XrSystemId = 0;
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protected override void OnSystemChange(ulong xrSystem)
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{
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m_XrSystemId = xrSystem;
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DEBUG("OnSystemChange() " + m_XrSystemId);
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}
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private bool m_XrSessionCreated = false;
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public bool XrSessionCreated
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{
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get { return m_XrSessionCreated; }
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}
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private XrSession m_XrSession = 0;
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protected override void OnSessionCreate(ulong xrSession)
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{
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m_XrSession = xrSession;
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m_XrSessionCreated = true;
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DEBUG("OnSessionCreate() " + m_XrSession);
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}
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private bool m_XrSessionEnding = false;
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public bool XrSessionEnding
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{
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get { return m_XrSessionEnding; }
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}
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private XrSpace m_WorldLockSpaceOriginOnHead = 0, m_WorldLockSpaceOriginOnFloor = 0, m_HeadLockSpace = 0;
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private XrSpace WorldLockSpaceOriginOnHead
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{
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get { return m_WorldLockSpaceOriginOnHead; }
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}
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private XrSpace WorldLockSpaceOriginOnFloor
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{
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get { return m_WorldLockSpaceOriginOnFloor; }
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}
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private XrSpace HeadLockSpace
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{
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get { return m_HeadLockSpace; }
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}
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protected override void OnSessionBegin(ulong xrSession)
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{
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m_XrSessionEnding = false;
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DEBUG("OnSessionBegin() " + m_XrSession);
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// Enumerate supported reference space types and create the XrSpace.
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XrReferenceSpaceType[] spaces = new XrReferenceSpaceType[Enum.GetNames(typeof(XrReferenceSpaceType)).Count()];
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UInt32 spaceCountOutput;
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if (EnumerateReferenceSpaces(
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spaceCapacityInput: 0,
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spaceCountOutput: out spaceCountOutput,
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spaces: out spaces[0]) == XrResult.XR_SUCCESS)
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{
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//DEBUG("spaceCountOutput: " + spaceCountOutput);
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Array.Resize(ref spaces, (int)spaceCountOutput);
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if (EnumerateReferenceSpaces(
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spaceCapacityInput: spaceCountOutput,
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spaceCountOutput: out spaceCountOutput,
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spaces: out spaces[0]) == XrResult.XR_SUCCESS)
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{
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if (spaces.Contains(XrReferenceSpaceType.XR_REFERENCE_SPACE_TYPE_LOCAL))
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{
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XrReferenceSpaceCreateInfo referenceSpaceCreateInfoWorldLock;
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referenceSpaceCreateInfoWorldLock.type = XrStructureType.XR_TYPE_REFERENCE_SPACE_CREATE_INFO;
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referenceSpaceCreateInfoWorldLock.next = IntPtr.Zero;
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referenceSpaceCreateInfoWorldLock.referenceSpaceType = XrReferenceSpaceType.XR_REFERENCE_SPACE_TYPE_LOCAL;
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referenceSpaceCreateInfoWorldLock.poseInReferenceSpace.orientation = new XrQuaternionf(0, 0, 0, 1);
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referenceSpaceCreateInfoWorldLock.poseInReferenceSpace.position = new XrVector3f(0, 0, 0);
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if (CreateReferenceSpace(
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createInfo: ref referenceSpaceCreateInfoWorldLock,
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space: out m_WorldLockSpaceOriginOnHead) == XrResult.XR_SUCCESS)
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{
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//DEBUG("CreateReferenceSpace: " + m_WorldLockSpaceOriginOnHead);
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}
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else
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{
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ERROR("CreateReferenceSpace for world lock layers on head failed.");
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}
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}
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else
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{
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ERROR("CreateReferenceSpace no space type for world lock on head layers.");
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}
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if (spaces.Contains(XrReferenceSpaceType.XR_REFERENCE_SPACE_TYPE_STAGE))
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{
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XrReferenceSpaceCreateInfo referenceSpaceCreateInfoWorldLock;
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referenceSpaceCreateInfoWorldLock.type = XrStructureType.XR_TYPE_REFERENCE_SPACE_CREATE_INFO;
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referenceSpaceCreateInfoWorldLock.next = IntPtr.Zero;
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referenceSpaceCreateInfoWorldLock.referenceSpaceType = XrReferenceSpaceType.XR_REFERENCE_SPACE_TYPE_STAGE;
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referenceSpaceCreateInfoWorldLock.poseInReferenceSpace.orientation = new XrQuaternionf(0, 0, 0, 1);
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referenceSpaceCreateInfoWorldLock.poseInReferenceSpace.position = new XrVector3f(0, 0, 0);
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if (CreateReferenceSpace(
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createInfo: ref referenceSpaceCreateInfoWorldLock,
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space: out m_WorldLockSpaceOriginOnFloor) == XrResult.XR_SUCCESS)
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{
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//DEBUG("CreateReferenceSpace: " + m_WorldLockSpaceOriginOnFloor);
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}
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else
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{
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ERROR("CreateReferenceSpace for world lock layers on floor failed.");
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}
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}
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else
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{
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ERROR("CreateReferenceSpace no space type for world lock on floor layers.");
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}
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if (spaces.Contains(XrReferenceSpaceType.XR_REFERENCE_SPACE_TYPE_VIEW))
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{
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XrReferenceSpaceCreateInfo referenceSpaceCreateInfoHeadLock;
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referenceSpaceCreateInfoHeadLock.type = XrStructureType.XR_TYPE_REFERENCE_SPACE_CREATE_INFO;
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referenceSpaceCreateInfoHeadLock.next = IntPtr.Zero;
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referenceSpaceCreateInfoHeadLock.referenceSpaceType = XrReferenceSpaceType.XR_REFERENCE_SPACE_TYPE_VIEW;
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referenceSpaceCreateInfoHeadLock.poseInReferenceSpace.orientation = new XrQuaternionf(0, 0, 0, 1);
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referenceSpaceCreateInfoHeadLock.poseInReferenceSpace.position = new XrVector3f(0, 0, 0);
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if (CreateReferenceSpace(
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createInfo: ref referenceSpaceCreateInfoHeadLock,
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space: out m_HeadLockSpace) == XrResult.XR_SUCCESS)
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{
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//DEBUG("CreateReferenceSpace: " + m_HeadLockSpace);
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}
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else
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{
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ERROR("CreateReferenceSpace for head lock layers failed.");
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}
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}
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else
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{
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ERROR("CreateReferenceSpace no space type for head lock layers.");
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}
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}
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else
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{
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ERROR("EnumerateReferenceSpaces(" + spaceCountOutput + ") failed.");
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}
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}
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else
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{
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ERROR("EnumerateReferenceSpaces(0) failed.");
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}
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}
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protected override void OnSessionEnd(ulong xrSession)
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{
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m_XrSessionEnding = true;
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DEBUG("OnSessionEnd() " + m_XrSession);
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}
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public delegate void OnPassthroughSessionDestroyDelegate(int passthroughID);
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private Dictionary<int, OnPassthroughSessionDestroyDelegate> OnPassthroughSessionDestroyHandlerDictionary = new Dictionary<int, OnPassthroughSessionDestroyDelegate>();
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protected override void OnSessionDestroy(ulong xrSession)
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{
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m_XrSessionCreated = false;
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DEBUG("OnSessionDestroy() " + xrSession);
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//Notify that all passthrough layers should be destroyed
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List<int> currentPassthroughIDs = PassthroughIDList;
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foreach (int passthroughID in currentPassthroughIDs)
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{
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OnPassthroughSessionDestroyDelegate OnPassthroughSessionDestroyHandler = OnPassthroughSessionDestroyHandlerDictionary[passthroughID];
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OnPassthroughSessionDestroyHandler?.Invoke(passthroughID);
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}
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if (m_HeadLockSpace != 0)
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{
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DestroySpace(m_HeadLockSpace);
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m_HeadLockSpace = 0;
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}
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if (m_WorldLockSpaceOriginOnFloor != 0)
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{
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DestroySpace(m_WorldLockSpaceOriginOnFloor);
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m_WorldLockSpaceOriginOnFloor = 0;
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}
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if (m_WorldLockSpaceOriginOnHead != 0)
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{
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DestroySpace(m_WorldLockSpaceOriginOnHead);
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m_WorldLockSpaceOriginOnHead = 0;
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}
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}
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public XrSessionState XrSessionCurrentState
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{
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get { return m_XrSessionNewState; }
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}
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private XrSessionState m_XrSessionNewState = XrSessionState.XR_SESSION_STATE_UNKNOWN;
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private XrSessionState m_XrSessionOldState = XrSessionState.XR_SESSION_STATE_UNKNOWN;
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protected override void OnSessionStateChange(int oldState, int newState)
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{
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DEBUG("OnSessionStateChange() oldState: " + oldState + " newState:" + newState);
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if (Enum.IsDefined(typeof(XrSessionState), oldState))
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{
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m_XrSessionOldState = (XrSessionState)oldState;
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}
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else
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{
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DEBUG("OnSessionStateChange() oldState undefined");
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}
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if (Enum.IsDefined(typeof(XrSessionState), newState))
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{
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m_XrSessionNewState = (XrSessionState)newState;
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}
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else
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{
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DEBUG("OnSessionStateChange() newState undefined");
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}
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}
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#endregion
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#region OpenXR function delegates
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/// xrGetInstanceProcAddr
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OpenXRHelper.xrGetInstanceProcAddrDelegate XrGetInstanceProcAddr;
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/// xrGetSystemProperties
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OpenXRHelper.xrGetSystemPropertiesDelegate xrGetSystemProperties;
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public XrResult GetSystemProperties(ref XrSystemProperties properties)
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{
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if (m_XrInstanceCreated)
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{
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return xrGetSystemProperties(m_XrInstance, m_XrSystemId, ref properties);
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}
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return XrResult.XR_ERROR_INSTANCE_LOST;
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}
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/// xrEnumerateReferenceSpaces
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OpenXRHelper.xrEnumerateReferenceSpacesDelegate xrEnumerateReferenceSpaces;
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public XrResult EnumerateReferenceSpaces(UInt32 spaceCapacityInput, out UInt32 spaceCountOutput, out XrReferenceSpaceType spaces)
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{
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if (!m_XrSessionCreated)
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{
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spaceCountOutput = 0;
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spaces = XrReferenceSpaceType.XR_REFERENCE_SPACE_TYPE_UNBOUNDED_MSFT;
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return XrResult.XR_ERROR_SESSION_NOT_RUNNING;
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}
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return xrEnumerateReferenceSpaces(m_XrSession, spaceCapacityInput, out spaceCountOutput, out spaces);
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}
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/// xrCreateReferenceSpace
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OpenXRHelper.xrCreateReferenceSpaceDelegate xrCreateReferenceSpace;
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public XrResult CreateReferenceSpace(ref XrReferenceSpaceCreateInfo createInfo, out XrSpace space)
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{
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if (!m_XrSessionCreated)
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{
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space = 0;
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return XrResult.XR_ERROR_SESSION_NOT_RUNNING;
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}
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return xrCreateReferenceSpace(m_XrSession, ref createInfo, out space);
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}
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/// xrDestroySpace
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OpenXRHelper.xrDestroySpaceDelegate xrDestroySpace;
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private XrResult DestroySpace(XrSpace space)
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{
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if (space != 0)
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{
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return xrDestroySpace(space);
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}
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return XrResult.XR_ERROR_REFERENCE_SPACE_UNSUPPORTED;
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}
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private bool GetXrFunctionDelegates(XrInstance xrInstance)
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{
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/// xrGetInstanceProcAddr
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if (xrGetInstanceProcAddr != null && xrGetInstanceProcAddr != IntPtr.Zero)
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{
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DEBUG("Get function pointer of xrGetInstanceProcAddr.");
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XrGetInstanceProcAddr = Marshal.GetDelegateForFunctionPointer(
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xrGetInstanceProcAddr,
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typeof(OpenXRHelper.xrGetInstanceProcAddrDelegate)) as OpenXRHelper.xrGetInstanceProcAddrDelegate;
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}
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else
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{
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ERROR("xrGetInstanceProcAddr");
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return false;
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}
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IntPtr funcPtr = IntPtr.Zero;
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/// xrGetSystemProperties
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if (XrGetInstanceProcAddr(xrInstance, "xrGetSystemProperties", out funcPtr) == XrResult.XR_SUCCESS)
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{
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if (funcPtr != IntPtr.Zero)
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{
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DEBUG("Get function pointer of xrGetSystemProperties.");
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xrGetSystemProperties = Marshal.GetDelegateForFunctionPointer(
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funcPtr,
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typeof(OpenXRHelper.xrGetSystemPropertiesDelegate)) as OpenXRHelper.xrGetSystemPropertiesDelegate;
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}
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}
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else
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{
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ERROR("xrGetSystemProperties");
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return false;
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}
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/// xrEnumerateReferenceSpaces
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if (XrGetInstanceProcAddr(xrInstance, "xrEnumerateReferenceSpaces", out funcPtr) == XrResult.XR_SUCCESS)
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{
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if (funcPtr != IntPtr.Zero)
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{
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DEBUG("Get function pointer of xrEnumerateReferenceSpaces.");
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xrEnumerateReferenceSpaces = Marshal.GetDelegateForFunctionPointer(
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funcPtr,
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typeof(OpenXRHelper.xrEnumerateReferenceSpacesDelegate)) as OpenXRHelper.xrEnumerateReferenceSpacesDelegate;
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}
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}
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else
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{
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ERROR("xrEnumerateReferenceSpaces");
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return false;
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}
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/// xrCreateReferenceSpace
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if (XrGetInstanceProcAddr(xrInstance, "xrCreateReferenceSpace", out funcPtr) == XrResult.XR_SUCCESS)
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{
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if (funcPtr != IntPtr.Zero)
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{
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DEBUG("Get function pointer of xrCreateReferenceSpace.");
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xrCreateReferenceSpace = Marshal.GetDelegateForFunctionPointer(
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funcPtr,
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typeof(OpenXRHelper.xrCreateReferenceSpaceDelegate)) as OpenXRHelper.xrCreateReferenceSpaceDelegate;
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}
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}
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else
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{
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ERROR("xrCreateReferenceSpace");
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return false;
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}
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/// xrDestroySpace
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if (XrGetInstanceProcAddr(xrInstance, "xrDestroySpace", out funcPtr) == XrResult.XR_SUCCESS)
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{
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if (funcPtr != IntPtr.Zero)
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{
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DEBUG("Get function pointer of xrDestroySpace.");
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xrDestroySpace = Marshal.GetDelegateForFunctionPointer(
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funcPtr,
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typeof(OpenXRHelper.xrDestroySpaceDelegate)) as OpenXRHelper.xrDestroySpaceDelegate;
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}
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}
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else
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{
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ERROR("xrDestroySpace");
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return false;
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}
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if (HTCPassthrough_GetFuncAddrs(xrInstance, xrGetInstanceProcAddr) == XrResult.XR_SUCCESS)
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{
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DEBUG("Get function pointers in native.");
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}
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else
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{
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ERROR("HTCPassthrough_GetFuncAddrs");
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return false;
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}
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return true;
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}
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#endregion
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#region Wrapper Functions
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private const string ExtLib = "viveopenxr";
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[DllImportAttribute(ExtLib, EntryPoint = "htcpassthrough_CreatePassthrough")]
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private static extern int VIVEOpenXR_HTCPassthrough_CreatePassthrough(XrSession session, LayerType layerType, PassthroughLayerForm layerForm, uint compositionDepth = 0);
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public int HTCPassthrough_CreatePassthrough(LayerType layerType, PassthroughLayerForm layerForm, OnPassthroughSessionDestroyDelegate onDestroyPassthroughHandler, uint compositionDepth = 0)
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{
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if (!m_XrSessionCreated || m_XrSession == 0)
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{
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ERROR("Xr Session not found");
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return 0;
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}
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if (!HTCPassthroughExtensionEnabled)
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{
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ERROR("HTCPassthrough_CreatePassthrough: " + kOpenxrExtensionStrings + " is NOT enabled.");
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return 0;
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}
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int passthroughID = VIVEOpenXR_HTCPassthrough_CreatePassthrough(m_XrSession, layerType, layerForm, compositionDepth);
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if (passthroughID != 0)
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{
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passthroughIDList.Add(passthroughID);
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OnPassthroughSessionDestroyHandlerDictionary.Add(passthroughID, onDestroyPassthroughHandler);
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}
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return passthroughID;
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}
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[DllImportAttribute(ExtLib, EntryPoint = "htcpassthrough_SetAlpha")]
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private static extern bool VIVEOpenXR_HTCPassthrough_SetAlpha(int passthroughID, float alpha);
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public bool HTCPassthrough_SetAlpha(int passthroughID, float alpha)
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{
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if (!HTCPassthroughExtensionEnabled)
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{
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ERROR("HTCPassthrough_SetAlpha: " + kOpenxrExtensionStrings + " is NOT enabled.");
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return false;
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}
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return VIVEOpenXR_HTCPassthrough_SetAlpha(passthroughID, alpha);
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}
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[DllImportAttribute(ExtLib, EntryPoint = "htcpassthrough_SetLayerType")]
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private static extern bool VIVEOpenXR_HTCPassthrough_SetLayerType(int passthroughID, LayerType layerType, uint compositionDepth = 0);
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public bool HTCPassthrough_SetLayerType(int passthroughID, LayerType layerType, uint compositionDepth = 0)
|
|
{
|
|
if (!HTCPassthroughExtensionEnabled)
|
|
{
|
|
ERROR("HTCPassthrough_SetLayerType: " + kOpenxrExtensionStrings + " is NOT enabled.");
|
|
return false;
|
|
}
|
|
|
|
return VIVEOpenXR_HTCPassthrough_SetLayerType(passthroughID, layerType, compositionDepth);
|
|
}
|
|
|
|
[DllImportAttribute(ExtLib, EntryPoint = "htcpassthrough_SetMesh")]
|
|
private static extern bool VIVEOpenXR_HTCPassthrough_SetMesh(int passthroughID, uint vertexCount, [In, Out] XrVector3f[] vertexBuffer, uint indexCount, [In, Out] uint[] indexBuffer);
|
|
public bool HTCPassthrough_SetMesh(int passthroughID, uint vertexCount, [In, Out] XrVector3f[] vertexBuffer, uint indexCount, [In, Out] uint[] indexBuffer)
|
|
{
|
|
if (!HTCPassthroughExtensionEnabled)
|
|
{
|
|
ERROR("HTCPassthrough_SetMesh: " + kOpenxrExtensionStrings + " is NOT enabled.");
|
|
return false;
|
|
}
|
|
|
|
return VIVEOpenXR_HTCPassthrough_SetMesh(passthroughID, vertexCount, vertexBuffer, indexCount, indexBuffer);
|
|
}
|
|
|
|
[DllImportAttribute(ExtLib, EntryPoint = "htcpassthrough_SetMeshTransform")]
|
|
private static extern bool VIVEOpenXR_HTCPassthrough_SetMeshTransform(int passthroughID, XrSpace meshSpace, XrPosef meshPose, XrVector3f meshScale);
|
|
public bool HTCPassthrough_SetMeshTransform(int passthroughID, XrSpace meshSpace, XrPosef meshPose, XrVector3f meshScale)
|
|
{
|
|
if (!HTCPassthroughExtensionEnabled)
|
|
{
|
|
ERROR("HTCPassthrough_SetMeshTransform: " + kOpenxrExtensionStrings + " is NOT enabled.");
|
|
return false;
|
|
}
|
|
|
|
return VIVEOpenXR_HTCPassthrough_SetMeshTransform(passthroughID, meshSpace, meshPose, meshScale);
|
|
}
|
|
|
|
[DllImportAttribute(ExtLib, EntryPoint = "htcpassthrough_SetMeshTransformSpace")]
|
|
private static extern bool VIVEOpenXR_HTCPassthrough_SetMeshTransformSpace(int passthroughID, XrSpace meshSpace);
|
|
public bool HTCPassthrough_SetMeshTransformSpace(int passthroughID, XrSpace meshSpace)
|
|
{
|
|
if (!HTCPassthroughExtensionEnabled)
|
|
{
|
|
ERROR("HTCPassthrough_SetMeshTransformSpace: " + kOpenxrExtensionStrings + " is NOT enabled.");
|
|
return false;
|
|
}
|
|
|
|
return VIVEOpenXR_HTCPassthrough_SetMeshTransformSpace(passthroughID, meshSpace);
|
|
}
|
|
|
|
[DllImportAttribute(ExtLib, EntryPoint = "htcpassthrough_SetMeshTransformPosition")]
|
|
private static extern bool VIVEOpenXR_HTCPassthrough_SetMeshTransformPosition(int passthroughID, XrVector3f meshPosition);
|
|
public bool HTCPassthrough_SetMeshTransformPosition(int passthroughID, XrVector3f meshPosition)
|
|
{
|
|
if (!HTCPassthroughExtensionEnabled)
|
|
{
|
|
ERROR("HTCPassthrough_SetMeshTransformPosition: " + kOpenxrExtensionStrings + " is NOT enabled.");
|
|
return false;
|
|
}
|
|
|
|
return VIVEOpenXR_HTCPassthrough_SetMeshTransformPosition(passthroughID, meshPosition);
|
|
}
|
|
|
|
[DllImportAttribute(ExtLib, EntryPoint = "htcpassthrough_SetMeshTransformOrientation")]
|
|
private static extern bool VIVEOpenXR_HTCPassthrough_SetMeshTransformOrientation(int passthroughID, XrQuaternionf meshOrientation);
|
|
public bool HTCPassthrough_SetMeshTransformOrientation(int passthroughID, XrQuaternionf meshOrientation)
|
|
{
|
|
if (!HTCPassthroughExtensionEnabled)
|
|
{
|
|
ERROR("HTCPassthrough_SetMeshTransformOrientation: " + kOpenxrExtensionStrings + " is NOT enabled.");
|
|
return false;
|
|
}
|
|
|
|
return VIVEOpenXR_HTCPassthrough_SetMeshTransformOrientation(passthroughID, meshOrientation);
|
|
}
|
|
|
|
[DllImportAttribute(ExtLib, EntryPoint = "htcpassthrough_SetMeshTransformScale")]
|
|
private static extern bool VIVEOpenXR_HTCPassthrough_SetMeshTransformScale(int passthroughID, XrVector3f meshScale);
|
|
public bool HTCPassthrough_SetMeshTransformScale(int passthroughID, XrVector3f meshScale)
|
|
{
|
|
if (!HTCPassthroughExtensionEnabled)
|
|
{
|
|
ERROR("HTCPassthrough_SetMeshTransformScale: " + kOpenxrExtensionStrings + " is NOT enabled.");
|
|
return false;
|
|
}
|
|
|
|
return VIVEOpenXR_HTCPassthrough_SetMeshTransformScale(passthroughID, meshScale);
|
|
}
|
|
|
|
[DllImportAttribute(ExtLib, EntryPoint = "htcpassthrough_DestroyPassthrough")]
|
|
private static extern bool VIVEOpenXR_HTCPassthrough_DestroyPassthrough(int passthroughID);
|
|
public bool HTCPassthrough_DestroyPassthrough(int passthroughID)
|
|
{
|
|
if (!HTCPassthroughExtensionEnabled)
|
|
{
|
|
ERROR("HTCPassthrough_DestroyPassthrough: " + kOpenxrExtensionStrings + " is NOT enabled.");
|
|
return false;
|
|
}
|
|
|
|
bool destroyed = VIVEOpenXR_HTCPassthrough_DestroyPassthrough(passthroughID);
|
|
|
|
if (destroyed)
|
|
{
|
|
passthroughIDList.Remove(passthroughID);
|
|
OnPassthroughSessionDestroyHandlerDictionary.Remove(passthroughID);
|
|
}
|
|
|
|
return destroyed;
|
|
}
|
|
#endregion
|
|
|
|
#region Hook native functions
|
|
|
|
[DllImportAttribute(ExtLib, EntryPoint = "htcpassthrough_GetFuncAddrs")]
|
|
private static extern XrResult VIVEOpenXR_HTCPassthrough_GetFuncAddrs(XrInstance xrInstance, IntPtr xrGetInstanceProcAddrFuncPtr);
|
|
private XrResult HTCPassthrough_GetFuncAddrs(XrInstance xrInstance, IntPtr xrGetInstanceProcAddrFuncPtr)
|
|
{
|
|
if (!HTCPassthroughExtensionEnabled)
|
|
{
|
|
ERROR("VIVEOpenXR_HTCPassthrough_GetFuncAddrs: " + kOpenxrExtensionStrings + " is NOT enabled.");
|
|
return XrResult.XR_ERROR_FEATURE_UNSUPPORTED;
|
|
}
|
|
|
|
return VIVEOpenXR_HTCPassthrough_GetFuncAddrs(xrInstance, xrGetInstanceProcAddrFuncPtr);
|
|
}
|
|
|
|
#endregion
|
|
|
|
#region Helper Funcs
|
|
|
|
public XrSpace GetXrSpaceFromSpaceType(ProjectedPassthroughSpaceType spaceType)
|
|
{
|
|
XrSpace meshSpace = 0;
|
|
switch (spaceType)
|
|
{
|
|
case ProjectedPassthroughSpaceType.Headlock:
|
|
meshSpace = HeadLockSpace;
|
|
break;
|
|
case ProjectedPassthroughSpaceType.Worldlock:
|
|
default:
|
|
XRInputSubsystem subsystem = null;
|
|
SubsystemManager.GetInstances(inputSubsystems);
|
|
if (inputSubsystems.Count > 0)
|
|
{
|
|
subsystem = inputSubsystems[0];
|
|
}
|
|
|
|
if (subsystem != null)
|
|
{
|
|
TrackingOriginModeFlags trackingOriginMode = subsystem.GetTrackingOriginMode();
|
|
|
|
switch (trackingOriginMode)
|
|
{
|
|
default:
|
|
case TrackingOriginModeFlags.Floor:
|
|
meshSpace = WorldLockSpaceOriginOnFloor;
|
|
break;
|
|
case TrackingOriginModeFlags.Device:
|
|
meshSpace = WorldLockSpaceOriginOnHead;
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
meshSpace = WorldLockSpaceOriginOnFloor;
|
|
}
|
|
break;
|
|
}
|
|
|
|
return meshSpace;
|
|
}
|
|
|
|
#endregion
|
|
}
|
|
}
|