makihiro

using System.Collections;
using NUnit.Framework;
using UnityEngine;
using UnityEngine.TestTools;
using UnityEngine.SceneManagement;
using Assert = UnityEngine.Assertions.Assert;

// Test AR behavior with Unity Test Framework
namespace Tests
{

makihiro

using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Rendering;
using UnityEngine.XR.ARFoundation;
using WebSocketSharp;
using WebSocketSharp.Server;
using System.IO;

// Replay AR data and camera images
namespace ARKitStream

makihiro

using System;
using System.IO;
using UnityEngine;
using UnityEngine.Rendering;
using UnityEngine.XR.ARFoundation;
using UnityEngine.XR.ARSubsystems;
using Unity.Collections.LowLevel.Unsafe;
using ARKitStream.Internal;

// Save AR Related data and camera images

makihiro

//L155-157
function onSessionEnded(event) {
  xrButton.setSession(null);
}

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function addARObjectAt(matrix) {
  let newFlower = arObject.clone();
  newFlower.visible = true;
  newFlower.matrix = matrix;
  scene.addNode(newFlower);  //sceneに仮想オブジェクトnewFlowerを追加
  flowers.push(newFlower);
  if (flowers.length > MAX_FLOWERS) {
    let oldFlower = flowers.shift();
    scene.removeNode(oldFlower);
  }

makihiro

//L198-211,onXRFrame内
if (xrHitTestSource && pose) {
  let hitTestResults = frame.getHitTestResults(xrHitTestSource);
  if (hitTestResults.length > 0) {
     //hit testを行い、hit testの結果が得られたら、バーチャルオブジェクト(reticle)を可視にセットする処理。表示位置はpose情報から取得
    let pose = hitTestResults[0].getPose(xrRefSpace);
    reticle.visible = true;
    reticle.matrix = pose.transform.matrix;
  }
}

makihiro

//L135-146,onSessionStarted内
session.requestReferenceSpace('viewer').then((refSpace) => {
  xrViewerSpace = refSpace;
  session.requestHitTestSource({ space: xrViewerSpace }).then((hitTestSource) => {
    xrHitTestSource = hitTestSource; //hit testの要求
  });
});
session.requestReferenceSpace('local').then((refSpace) => {
  xrRefSpace = refSpace;
  session.requestAnimationFrame(onXRFrame); //Render loop処理のコール

makihiro

//L107-113
function onRequestSession() {
  return navigator.xr.requestSession('immersive-ar', {requiredFeatures: ['local', 'hit-test']})
                 .then((session) => {
    // XRセッションを開始する処理
    // requiredFeaturesでhit-testを要求
    xrButton.setSession(session);
    onSessionStarted(session); //onSessionStartedのコール
  });
}

makihiro

//L99-103
if (navigator.xr) {
  navigator.xr.isSessionSupported('immersive-ar')
      .then((supported) => {
  // XRデバイスが有効でimmersive-arがサポートされていれば、XRボタンを有効にする処理
  xrButton.enabled = supported;
});

makihiro

//L99-103
if (navigator.xr) {
  navigator.xr.isSessionSupported('immersive-ar')
      .then((supported) => {
  // XRデバイスが有効でimmersive-arがサポートされていれば、XRボタンを有効にする処理
  xrButton.enabled = supported;
});