【Unite 2017 Tokyo】もっと気軽に、動的なコンテンツ配信を ～アセットバンドルの未来と開発ロードマップ

‫׾⥋‪ꂁ‬خ‪ٝ‬ذ‪ٝ‬؝ז‪⹛涸‬ח‪孡鯪‬ה׏׮‬ ‫فحوس‪Ꟛ涪ٗ٦‬ה‪劢勻‬ךٕس‪ٝ‬غزحإ‪،‬‬

)JSPLJ
0NBF 3FHJPOBM
%JSFDUPS 6OJUZ

8"3/*/(
"%7"/$&%
4&44*0/
")&"%

‫
ַךז‪⡦佦"%7"/$&%‬‬ ‫
׮גְ‪耀‬׾‪ّٝ‬ءحإךֿ‬ ‫‪‬׿ׇת׶זכחֲ״׷ַⴓָ‪⢪ְ倯‬ךٕس‪ٝ‬غزحإ‪،‬‬ ‫(‪陨デ8"3/*/(陨デ8"3/*/‬‬

‫‪湡涸‬ך‪ّٝ‬ءحإךֿ‬ ‫
‪պ‬הֲֿ׵׮ג׏‪濼‬׾‪չ植朐‬‬ ‫
‪պ‬הֿ׷ׅח‪㺁僒‬׾⪒‪㼎䘔彊‬חֹה׋׏ֿ‪չ㢌⻉ָ饯‬‬ ‫‪պ‬הֲֿ׵׮ג׃⸇⿫ח‪չꟚ涪‬‬ ‫(‪陨デ8"3/*/(陨デ8"3/*/‬‬

‫
‪կ‬ׅת׫‪㢳ֻろ‬׾‪ⰻ㺁‬ך⚥‪Ꟛ涪‬כ‪ّٝ‬ءحإ‬ ‫
ה‪ְֲⰻ㺁‬ה‪պ‬ד׋׃ח‪չְֲֲֿ괏‬‬ ‫
ָ‪ְֲⰻ㺁‬ה‪պ‬דװ׶׮א׷ׅח‪չְֲֲֿ괏‬‬ ‫‪կ‬ׅתְג׸ת‪⚕倯ろ‬‬ ‫(‪陨デ8"3/*/(陨デ8"3/*/‬‬

‫׶׮א‬ ‫ד׋׃‬

‫
כחⴓ‪鿇‬ך‪պ‬׶׮א‪չ‬ח‪暴‬‬ ‫
‪‬ׅתְג׭‪実‬׾ؙحغس‪٦‬؍ؿך׿ֻׁ׋ך׵ַ׿ׁ‪涺‬‬ ‫‪ְׁ‬׌ֻ⸂⼿׀ח‪Ꟛ涪‬מ׈‬ ‫(‪陨デ8"3/*/(陨デ8"3/*/‬‬

問題を解決するときはいつも、もっとも抵抗の少 ない道を選んで行けばたやすく解決しそうに見え る。 しかして、その易しそうな道こそが最も過酷 で残酷なものに変質するのだ… -Winston Churchill

‫כהٕس‪ٝ‬غزحإ‪،‬‬

‫כהٕس‪ٝ‬غزحإ‪،‬‬ ‫
ך׮זֲ״ך‪ [JQ‬شذ‪ٝ‬؝׷ׅ‪呓秛‬׾زؙؑآـؔ •‬ ‫ؔ׷׸ׁؤ؎ٓ‪ٔ،‬ءדي؎ة‪⥂䭯ծٓٝ‬׾‪䞔㜠‬ך‪嫣‬ي‪ؓ٦‬ؿزحٓف •‬ ‫
زؙؑآـ‬ ‫
׷‪ָ⳿勻‬הֿא‪䭯‬׾⤘‪⣛㶷ꟼ‬ך‪ٕ꟦‬س‪ٝ‬غ •‬ ‫
;‪ ꬊ㖇簭ծ-;."ծ-‬׷ָ֮‪ّٝ‬ءفؔך‪• 㖇簭‬‬ ‫׷ָ֮‪珏겲‬ךאך‪⟃㢩‬׸׉ה˒‪٦ٝ欽‬ء‪• ˑ‬‬ ‫س؎ؖ׷ׅ‪ꟼ‬חأ‪٦‬أהٕس‪ٝ‬غزحإ‪䗳铣،‬‬

• https://unity3d.com/jp/learn/tutorials/topics/best-practices/guide-assetbundles-and-resources

‫‪⢪ְ麣‬‬ ‫
׷ֻׁׅ‪㼭‬׾ؤ؎؟ٕ‪٦‬زأ‪؎ٝ‬ךٔف‪،‬‬ ‫
׷ׅ‪刿倜‬ח‪媮ꥡ涸‬أٖي‪٦‬ء׾خ‪ٝ‬ذ‪ٝ‬؝ךٔف‪،‬‬ ‫
׷ׅ‪盖椚‬ח‪⿑㺘‬ה׏׮׾ًٌٔךي؎ة‪ٓ؎ٝ‬‬ ‫
׷ׅ‪䲿⣘‬׾زحإ‪،‬׋׃⻉‪剑黝‬חؙحلأךأ؎غر‬ ‫׷ֻׅ‪鸞‬׾‪ّٝ‬ء‪ٖ٦‬ذ؎‪ծ‬ג׃‪何㊣‬׾‪儗꟦‬سٕؽךٔف‪،‬‬ ‫•‬ ‫•‬ ‫•‬ ‫•‬ ‫•‬

‫˘ה׷‪鋅‬ג׏‪⢪‬ח‪㹋ꥷ‬‬

Unityプロジェクト 開発初週 - 直接参照

public class spawnCarFromDirectReference : MonoBehaviour
{
public GameObject carPrefab;
void Start ()
{
if(carPrefab != null)
GameObject.Instantiate(carPrefab, this.transform, false);
}
}

Unityプロジェクト,開発2週目 - Resources.Load

public class spawnCarFromResources : MonoBehaviour
{
public string carName;
void Start ()
{
var go = Resources.Load<GameObject>(carName);
if(go != null)
GameObject.Instantiate(go, this.transform, false);
}
}

Unityプロジェクト,開発3週目 - Resources.LoadAsync

public class spawnCarFromResourcesAsync : MonoBehaviour
{
public string carName;
IEnumerator Start ()
{
var req = Resources.LoadAsync(carName);
yield return req;
if(req.asset != null)
GameObject.Instantiate(req.asset, this.transform, false);
}
}

‫‪そして3ヶ月の時が流れた ...‬‬ ‫
׷ֺׅ׶ַַָ‪儗꟦‬ח⹛‪饯‬ךي‪٦‬؜‪‬‬ ‫
ְז‪ⵖ䖴⳿勻‬גְגְֺׅ‪⢪‬׾ًٌٔח‪˘㹋遤儗‬‬ ‫˘ֲ״׃חٕس‪ٝ‬غزحإ‪ծ،‬׌ֲ׉‬

Resourcesからアセットバンドルへの変更

‫׆ת‬ծ،‫غزحإ‬ٝ‫ٕؽךٕس‬
‫׾زفؙٔأس‬剅ֻ

public class MyBuildProcess
{
...
[MenuItem("Build/Build Asset Bundles")]
public static void BuildAssetBundles()
{
var outputPath = bundleBuildPath;
if(!Directory.Exists(outputPath))
Directory.CreateDirectory(outputPath);
var manifest = BuildPipeline.BuildAssetBundles(outputPath,
BuildAssetBundleOptions.ChunkBasedCompression,
EditorUserBuildSettings.activeBuildTarget);
var bundlesToCopy = new List<string>(manifest.GetAllAssetBundles());
// Copy the manifest file
bundlesToCopy.Add(EditorUserBuildSettings.activeBuildTarget.ToString());
CopyBundlesToStreamingAssets(bundlesToCopy);
}
...
}

Resourcesからアセットバンドルへの変更

‫؜ג׃׉‬٦‫؝ךي‬٦‫س‬
‫⥜׾‬姻‫ג׃‬،‫غزحإ‬ٝ
‫ٗ׾ٕس‬٦‫חֲ״׷ׅس‬
剅ֹ䳔ִ‫ְֻג‬

public class spawnCarFromBuiltinAssetBundle : MonoBehaviour
{
public string carName;
public string carBundleName;
IEnumerator Start ()
{
if(!string.IsNullOrEmpty(carBundleName))
{
var bundleReq = AssetBundle.LoadFromFileAsync(carBundleName);
yield return bundleReq;
var bundle = bundleReq.assetBundle;
if( bundle != null)
{
var assetReq = bundle.LoadAssetAsync(carName);
yield return assetReq;
if(assetReq.asset != null)
GameObject.Instantiate(assetReq.asset, this.transform,
false);
}
}
}
}

そして3ヶ月後 ... ،‫؎ךٔف‬ٝ‫زأ‬٦ٕ㺁ꆀָ㣐ֹ‫
׷ֺׅ‬ ‫ؐت‬ٝٗ٦‫؝س‬ٝ‫ذ‬ٝ‫ךخ‬㼎䘔ָ䗳銲‫׷זח‬

Asset BundlesをCDNからロードするよう書き換え

8FCַ‫ٗ׵‬٦‫חֲ״׷ׅس‬
剅ֹ䳔ִ‫׷‬䩛꟦‫כ‬㼰‫˘ְז‬

public class spawnCarFromRemoteAssetBundle : MonoBehaviour
{
public string carName;
public string carBundleName;
public string remoteUrl;
IEnumerator Start ()
{
var bundleUrl = Path.Combine(remoteUrl, carBundleName);
var webReq = UnityWebRequest.GetAssetBundle(bundleUrl);
var handler = webReq.downloadHandler as DownloadHandlerAssetBundle;
yield return webReq.Send();
var bundle = handler.assetBundle;
if(bundle != null)
{
var prefab = bundle.LoadAsset<GameObject>(carName);
if(prefab != null)
GameObject.Instantiate(prefab, this.transform, false);
}
}
}

Loading Asset Bundles from CDN
˘‫ה‬䙼‫וֽ׋׏‬麩‫׈׋׏‬

،‫غزحإ‬ٝ‫ٕس‬꟦‫כח‬⣛㶷
ꟼ⤘ָ֮‫׋׏׌׿׷‬

public class spawnCarFromRemoteAssetBundle : MonoBehaviour
{
public string carName;
public string carBundleName;
public string remoteUrl;

ゃ

ド

じ

IEnumerator Start ()
{
var bundleUrl = Path.Combine(remoteUrl, carBundleName);
var webReq = UnityWebRequest.GetAssetBundle(bundleUrl);
var handler = webReq.downloadHandler as DownloadHandlerAssetBundle;
yield return webReq.Send();

ー

コ
な ！
ん ！
こ 理
無

var bundle = handler.assetBundle;

if(bundle != null)
{
var prefab = bundle.LoadAsset<GameObject>(carName);
if(prefab != null)
GameObject.Instantiate(prefab, this.transform, false);
}
}
}

‫ֻ‪剅‬ג׏ל׿ָ‬

public class spawnCarFromRemoteAssetBundleWithDependencies : MonoBehaviour
{
// Simple class to handle loading asset bundles via UnityWebRequest
public class AssetBundleLoader
{
string uri;
string bundleName;
public AssetBundle assetBundle
{
get; private set;
}
public static AssetBundleLoader Factory(string uri, string bundleName)
{
return new AssetBundleLoader(uri, bundleName);
}

yield return manifestLoader.Load();
var manifestBundle = manifestLoader.assetBundle;
// Bail out if we can't load the manifest
if(manifestBundle == null)
{
Debug.LogWarning("Could not load asset bundle manifest.");
yield break;
}
var op =
manifestBundle.LoadAssetAsync<AssetBundleManifest>("AssetBundleManifest");
yield return op;
var manifest = op.asset as AssetBundleManifest;
var deps = manifest.GetAllDependencies(carBundleName);
foreach(var dep in deps)
{
Debug.LogFormat("Loading asset bundle dependency {0}", dep);
var loader = AssetBundleLoader.Factory(remoteUrl, dep);
yield return loader.Load();
}

private AssetBundleLoader(string uri, string bundleName)
{
this.uri = uri;
this.bundleName = bundleName;
}
public IEnumerator Load()
{
var bundleUrl = Path.Combine(this.uri, this.bundleName);
var webReq = UnityWebRequest.GetAssetBundle(bundleUrl);
var handler = webReq.downloadHandler as
DownloadHandlerAssetBundle;
yield return webReq.Send();

var carLoader = AssetBundleLoader.Factory(remoteUrl, carBundleName);
yield return carLoader.Load();
if(carLoader.assetBundle != null)
{
op = carLoader.assetBundle.LoadAssetAsync<GameObject>(carName);
yield return op;

assetBundle = handler.assetBundle;
}

var prefab = op.asset as GameObject;

}
public
public
public
public

string
string
string
string

carName;
carBundleName;
manifestName;
remoteUrl;

IEnumerator Start ()
{
var manifestLoader = AssetBundleLoader.Factory(remoteUrl,
bundleManifestName);

if(prefab != null)
GameObject.Instantiate(prefab, this.transform, false);
}
}
}

さらに求められる、アセットバンドルに必要な配慮: • 一番効率的にアセットをバンドルに含める方法 • バンドル内のアセット重複回避 • バンドルに含まれているアセットの管理・確認 • バンドルのロードのメモリ管理

‫ךٕس‪ٝ‬غزحإ‪،‬‬ ‫‪㉏겗挿‬‬

‫ٕس‪ٝ‬غزحإ‪ְ،‬غָֿֿَ‬ ‫‪ְկ‬ז׵ַ׻ַך׷‪椚鍑⳿勻‬ל׭‪ֲ铣‬ו׾‪ְկ⡦‬غָَز‪ًُٝ‬ؗس •‬ ‫
חהֿ׷ׅ׾‪ٕ㼎䘔‬س‪ٝ‬غزحإ‪،‬ד‪穠卓ծꨜ㔲孡‬‬ ‫‪ⵃ欽‬ח‪㹋ꥷ‬ד‪ّٝ‬ءؙتٗف׾ٕس‪ٝ‬غزحإ‪կ،‬׷ֺׅٕكٖ‪• "1*ָ⡚‬‬ ‫ְז׵זל׸ֽזַ‪剅‬׿ֻׁ׋׾س‪٦‬؝ָ‪ծꟚ涪罏‬כח׭׋׷ׅ‬ ‫
‪‬ز‪٦‬رفح‪،‬ה‪ٔ٦‬غٔرךخ‪ٝ‬ذ‪ٝ‬؝ח‪暴‬‬ ‫ז‪䗳銲‬ח‪ⵖ䖴‬ךس‪ٗ٦‬ן״ֶُءحٍؗ‪ծ‬سٕؽ‪կ‬׷ֺׅٕكٖ‪• "1*ָ넝‬‬ ‫
‪ְկ‬זָ‪磛䏝‬זⴓ⼧‬ ‫‪٦‬خ‪٦٥‬ة؍رؒז‪䗳銲‬ח׭׋ךٕس‪ٝ‬غزحإ‪ְկ،‬غָَ‪• Ꟛ涪橆㞮‬‬ ‫‪ְկ‬זָٕ‬

‫‪T‬‬ ‫‪ٕ竲ֹ‬س‪ٝ‬غزحإ‪ְ،‬غָֿֿَ‬ ‫ָ‪Ⳣ椚儗꟦‬ךس‪ٗ٦‬ג׏״חي‪ؓ٦‬ؿزحٓف‪ְկ‬غָَأ‪ٝ‬و‪ؓ٦‬ؿػ •‬ ‫
‪Ⰻ搫麩ֲկ‬‬ ‫
‪ְկ‬ז׋‪甧‬ח‪䕵‬ד‪ّٝ‬ءؙتٗفך‪ְկ㹋ꥷ‬غָَ‪• 7BSJBOU‬‬ ‫׾הֿך‪ָ"TTFU#VOEMF‬سٕؽךٔف‪ְկ،‬غָَ‪ְ堣腉‬זִ‪⢪‬ח‪• ♧筰‬‬ ‫ַא‪ָ鋅‬أؙٓז‪䗳銲‬ח‪儗‬س‪ٗ٦‬גְ⸬ָ‪$PEF
4USJQQJOH‬דךְזג‪鋅‬‬ ‫
׷ׅ׶׋׏זֻז׵‬ ‫ז׵זח‪⿫罋‬דךְ‪ָ⡚‬؍ذؙٔؔךٕف‪ٝ‬؟‪ְկ‬غָَس‪٦‬؝ٕف‪ٝ‬؟ •‬ ‫
‪կ‬׷ֺׅ‪黝䔲‬׮أ‪ٝ‬شذ‪ًٝ‬׮ַ׃‪ծ‬׃ְ‬ ‫‪٥٥٥‬כ‪㉏겗‬ך‪剑㣐‬ג׃ַ׃ •‬

ˑ6OJUZ‫״‬ծぢֹさֲ‫
׌ך‬ ،‫غزحإ‬ٝ‫כٕس‬剑ⴱַ‫׵‬⡦‫׮ַ׮‬ ָ꟦麩ְ‫˒˘חהְֲֿה׋׏׌‬ ˑ-FUˏT
GBDF
JU
VOJUZ
ˊ
XIPMF
BTTFU
CVOEMFT
UIJOH
XBT
NJTUBLF
GSPN
UIF
CFHJOOJOH
˒
- heszkeWmeszke

‫‪պ‬׌‪ֲ㣐♱㣗‬׮‪‬׈׋‪ָ勻‬׍׋ٖؔ˘ז׋ׇ׋‪չ䖉‬‬

‫‪⚺滙挿‬ךي‪٦‬ثٕس‪ٝ‬غزحإ‪،‬‬ ‫
‪⥜姻‬ؚغה‪鍑寸‬ך⫈‪䪮遭涸頾‬‬ ‫
‪䲿⣘‬ךٕ‪٦‬خ‪٦‬ة؍رؒ‬ ‫
ٕ‪٦‬م‪٦‬غ‪ؔ٦‬ך*‪ٓ؎ٝ"1‬ف؎ػسٕؽٕس‪ٝ‬غزحإ‪،‬‬ ‫
‪何㊣‬ך*‪"1‬ي؎ة‪ٓٝ‬ךس‪،ٝٗ٦‬س‪ٗ٦‬‬ ‫
‪何㊣‬ך*‪ُ"1‬ءحٍؗ‬ ‫
⪒‪侭‬ךز‪ًُٝ‬ؗس‬ ‫‪䲿⣘‬ךزؙؑآٗفٕف‪ٝ‬؟׷זח‪⿫罋‬ד⹡‪㹋‬‬ ‫•‬ ‫•‬ ‫•‬ ‫•‬ ‫•‬ ‫•‬ ‫•‬

Ꟛ涪椚䙀΍ؔ٦‫ف‬ٝ‫ا‬٦‫דأ‬Ꟛ涪‫׷ׅ‬ • (JUIVC#JUCVDLFU‫ד‬鷲僇䚍‫׷֮ך‬Ꟛ涪‫
׷ׅ׾‬ • 鸞ְ‫ة‬٦ٝ،ٓؐٝ‫
س‬ • 㢳ֻ‫ג‬㼭ְׁ،‫رفح‬٦‫
ز‬ • ‫ؙٕٔف‬٥‫هؚٖغ‬٦‫חز‬㼎‫׷ׅ‬琎噰涸‫هأٖז‬ٝ‫أ‬

‫زأ‪؋٦‬ؿ‪Ꟛ涪椚䙀Ύ곁㹏‬‬ ‫
‪ُ٦‬ؽة‪䞔㜠❛䳔ծ؎ٝ‬ךֻ‪㢳‬ה׏׮ה‪• Ꟛ涪罏‬‬ ‫
‪⠓鑧‬ז‪琎噰涸‬ךדيٓ‪ؓ٦‬ؿ •‬ ‫ְֻג׏׵׮׾أ؎غس‪،‬ח‪琎噰涸‬ח‪ٓٝꟚ涪罏麦‬ذكך‪⠓爡‬ي‪٦‬؜ •‬ ‫س‪٦‬ن‪ٔ٦‬ؠ؎غس‪،‬‬

䎃‫ך‬崞⹛ • • • • • 곁㹏‫؎ךפ‬ٝ‫ُؽة‬٦ծ㉏겗挿‫ך‬涪鋅‫ה‬侭椚
㉏겗挿‫ך‬䱍䳢
‫⥜ؚغ‬姻
‫؎ٓف؎ػسٕؽ‬ٝ"1*‫ؔך‬٦‫غ‬٦‫م‬٦ٕ QSFWJFX
ؒ‫ة؍ر‬٦‫خ‬٦ٕ䲿⣘
• "TTFU#VOEMFT
#SPXTFS
QSFWJFX
• "TTFU#VOMEF
(SBQI
5PPM
CFUB ‫ד׋׃‬

䎃‫ך‬崞⹛ ‫ًُؗس‬ٝ‫ךز‬何㊣
"TTFU#VOEMF
(SBQI
5PPMٔٔ٦‫
أ‬ "TTFU#VOEMFT
#SPXTFSٔٔ٦‫
أ‬ ꅾ銲‫⥜ؚغז‬姻
• TIBEFS
WBSJBOUT㉏겗‫ך‬鍑寸

BOE
‫هؙحغ׮ח‬٦‫
ز‬ • "TTFU#VOEMF.BOJGFTU‫َ؎ٖف׾‬٦‫חسٕؽ‬䭷㹀〳腉‫ח‬ 
• ‫ؓؿػ‬٦‫و‬ٝ‫أ‬何㊣
• %95
‫ٍثأؙذ‬㖇簭鸞䏝‫ך‬何㊣



• ،‫غزحإ‬ٝ‫ٗךٕس‬٦‫س‬儗꟦‫ך‬何㊣


 • • • • ‫ד׋׃‬

䎃
2 • • • • • • • ‫؎ٓف؎ػسٕؽ‬ٝ"1*‫ؔך‬٦‫غ‬٦‫م‬٦ٕ CFUB
倜‫"ُءحٍؗ‬1* CFUB
"TTFU#VOEMFT
#SPXTFS
CFUB
"TTFU#VOEMF
(SBQI
5PPM
㸣✪ًٝ‫شذ‬ٝ‫

أ‬W
ٗ٦‫ؓؿػس‬٦‫و‬ٝ‫ךأ‬何㊣ Ⰻ‫ؓؿزحٓف‬٦‫ي‬㼎韋
"OESPJEַ‫ؓؿ׵‬٦ؕ‫
أ‬ ‫ًُؗس‬ٝ‫ךز‬何㊣㔐湡
ٓٝ‫ي؎ة‬欽넝ٖ‫"ٕك‬1*‫ך‬㹋鄲
• ‫ٗٔزحم‬٦‫
س‬ • "EESFTTBCMF
"TTFUT
• ⿫撑ؕؐٝ‫ز‬荈⹛ٗ٦‫
س‬ • ‫ُٖىء‬٦‫ّء‬ٌٝ٦‫س‬ ‫ד׋׃‬ ‫׶׮א‬

‫‪䎃
2։‬‬ ‫
‪獳遤‬חأ‪ٝ‬شذ‪٦ٕ 㸣✪ًٝ‬م‪٦‬غ‪ؔ٦‬ך‪ٓ؎ٝ‬ف؎ػسٕؽ‬ ‫
‪獳遤‬חأ‪ٝ‬شذ‪"TTFU#VOEMFT
#SPXTFS
㸣✪ًٝ‬‬ ‫
✪‪㸣‬ך⪒‪侭‬ز‪ًُٝ‬ؗس‬ ‫
*‪"1‬ي؎ة‪ְٓٝ‬׃‪倜‬‬ ‫
س‪ٔٗ٦‬زحمהز‪ٗ؎ًٝ‬فرז‪넝鸞‬‬ ‫
‪ QSFWJFX‬زؙؑآٗفٕف‪ٝ‬؟ְ׃‪倜‬‬ ‫
‪٦ QSFWJFX‬غ‪٦‬؟ؚ‪ٝ‬؍ذأم‪ٕ欽‬س‪ٝ‬غزحإ‪،‬‬ ‫‪何㊣ QSFWJFX‬ך‪䕎䒭‬شذ‪ٝ‬؝ךٕس‪ٝ‬غزحإ‪،‬‬ ‫׶׮א‬ ‫•‬ ‫•‬ ‫•‬ ‫•‬ ‫•‬ ‫•‬ ‫•‬ ‫•‬

倜‫سٕؽ‬欽"1* Unity 2017.1b (experimental) UnityEditor.Experimental.Build.AssetBundle https://github.com/Unity-Technologies/AssetBundles-BuildPipeline ‫ד׋׃‬

• https://github.com/Unity-Technologies/AssetBundles-BuildPipeline

Bundle Build Pipeline Overhaul Sneak Peak ‫؎ٓف؎ػسٕؽ‬ٝ‫ؔך‬٦‫غ‬٦‫م‬٦ٕ public static AssetBundleBuildInput GenerateAssetBundleBuildInput( AssetBundleBuildSettings settings) { … } public struct AssetBundleBuildInput { public struct Definition { public string name; public string variant; public GUID[] assets; } * Input generated from asset importer meta Ⰵ⸂‫ח‬⢪ֲ‫ر‬٦‫ة‬圓鸡"TTFU#VOEMF#VJME*OQVU‫כ‬ data or any other source (external tools, etc.) ‫خ‬٦ٕ‫דزفؙٔأװ‬⡲䧭կ⡦‫ד‬⡲‫׮ג׏‬葺ְկ public AssetBundleBuildSettings settings; public Definition[] bundles; }

Bundle Build Pipeline Overhaul Sneak Peak ‫؎ٓف؎ػسٕؽ‬ٝ‫ؔך‬٦‫غ‬٦‫م‬٦ٕ public struct AssetBundleBuildCommandSet { public struct Command { public AssetBundleBuildInput.Definition input; public ObjectIdentifier[] objectsToBeWritten; "TTFU#VOEMF#VJME*OQVUַ‫׵‬㹋ꥷ‫ך‬،‫غزحإ‬ٝ‫
ךٕس‬ } public static AssetBundleBuildCommandSet GenerateAssetBuildCommandSet( AssetBundleBuildInput buildInput) { … } ‫חسٕؽ‬⢪欽ׁ‫و؝׷׸‬ٝ‫ָزحإس‬⡲‫׷׸׵‬կ ֿֿ‫ד‬⣛㶷ꟼ⤘鍑寸‫ؾحٔزأךزؙؑآـؔװ‬ٝ‫ָؚ‬ Command set generation gathers all 遤‫׸׻‬ծⰋ‫ָزأٔךزؙؑآـֹؔץ׷ׅ⸂⳿ךג‬⡲ dependencies, handles object stripping, and ‫׷׸׵‬ generates full list of objects to write. public AssetBundleBuildSettings settings; public Command[] commands; }

Bundle Build Pipeline Overhaul Sneak Peak ‫؎ٓف؎ػسٕؽ‬ٝ‫ؔך‬٦‫غ‬٦‫م‬٦ٕ public static void SaveAssetBundleOutput(AssetBundleBuildOutput output) { … } "TTFU#VOEMF#VJME0VUQVUָ⳿⸂ׁ‫׷׸‬կֿ‫׷ײ׻ְכ׸‬植㖈‫ך‬.BOJGFTU‫ך׮׷׻➿ח‬կ
Output can be serialized to JSON or any other Ꟛ涪罏‫כ‬㥨ֹ‫ז‬䕎䒭⢽ִ‫ל‬+40/‫ַה‬‫ٔءד‬،ٓ؎‫ג׃ؤ‬⢪‫׮ג׏‬葺ְկ format as required.

Bundle Build Pipeline Overhaul Sneak Peak ‫؎ٓف؎ػسٕؽ‬ٝ‫ؔך‬٦‫غ‬٦‫م‬٦ٕ public static void SaveAssetBundleOutput(AssetBundleBuildOutput output) { … } Ⰻ鿇穈‫׫‬さ‫ה׷ׇ׻‬٥٥٥ Put it all together … // Default build pipeline SaveAssetBundleOutput(ExecuteAssetBuildCommandSet(GenerateAssetBuildComma ndSet(GenerateAssetBundleBuildInput(settings)))); ‫؎ٓف؎ػسٕؽךزٕؓؿر‬ٝ

倜$BDIF欽"1* Unity 2017.1b ‫ד׋׃‬

0ME
$BDIF
"1* • 888-PBE'SPN$BDIF0S%PXOMPBE
• ‫ٗ׵ַُءحٍؗ‬٦‫ַ׷ׅس‬ծ‫ؐتל׸ֽז‬ٝٗ٦‫ُءحٍؗג׃س‬ ‫⥂ח‬㶷‫׷ׅ‬կ‫⥂חُءحٍؗ‬㶷⳿勻‫ٗל׸ֽז‬٦‫ג׃س‬،‫غزحإ‬ٝ ‫׾ٕس‬䰍‫׷ג‬կ
• $BDIJOH$MFBO$BDIF
• ⥂㶷ׁ‫Ⰻ׾ُءحٍؗ׷ְג׸‬鿇灶唱‫׷ׅ‬կⰋ鿇˘Ⰻ鿇‫׌‬
• $BDIJOH*T7FSTJPO$BDIFE
• 䭷㹀‫غך‬٦‫ّآ‬ָٝ‫׾ַ׷ְג׸ׁُءحٍؗ‬然钠‫׷ׅ‬‫ֽ׌׸׉‬灶 唱‫כה׷ֹד‬鎉‫ְזג׏‬

/FX
$BIF
"1* • ‫ה׏׮‬稢ְַⵖ䖴
• 涺ׁ‫ך׿‬銲劄‫ח‬幐‫ג׏‬鏣鎘

/FX
$BIF
"1* • • • • • • • • • • "EE$BDIF
$MFBS$BDIF
$MFBS"MM$BDIFE7FSTJPOT
$MFBS0UIFS$BDIFE7FSTJPOT
(FU"MM$BDIF1BUIT
(FU$BDIF"U
(FU$BDIF#Z1BUI
(FU$BDIFE7FSTJPOT
*T$BDIF7FSTJPOFE
.PWF$BDIF"GUFS

.PWF$BDIF#FGPSF

/FX
$BIF
"1* • $BDIF
ؔ‫
زؙؑآـ‬ • 醱侧‫ُءحٍؗך‬㜥䨽ָ䭯‫
׷ג‬ • FYQJSBUJPO%FMBZ

荈⹛⵴ꤐ‫ךדת‬儗꟦
• NBYJNVN"WBJMBCMF4UPSBHF4QBDF

‫ٖزأ‬٦‫חآ‬⢪ִ‫
ؤ؎؟׷‬ • QBUI

‫
أػךפُءحٍؗ‬ • $BDIJOHDVSSFOU$BDIF'PS8SJUJOH
• ‫ُءحٍؗ‬䭷㹀‫ג׃‬888-PBE'SPN$BDIF0S%PXOMPBE
• ‫⯓⮚ךُءحٍؗ‬䏝‫־♴־♳׾‬

‫*‪"1‬ي؎ة‪倜ٓٝ‬‬ ‫׶׮א‬

public class spawnCarFromRemoteAssetBundleWithDependencies : MonoBehaviour
{
// Simple class to handle loading asset bundles via UnityWebRequest
public class AssetBundleLoader
{
string uri;
string bundleName;
public AssetBundle assetBundle
{
get; private set;
}
public static AssetBundleLoader Factory(string uri, string bundleName)
{
return new AssetBundleLoader(uri, bundleName);
}

yield return manifestLoader.Load();
var manifestBundle = manifestLoader.assetBundle;
// Bail out if we can't load the manifest
if(manifestBundle == null)
{
Debug.LogWarning("Could not load asset bundle manifest.");
yield break;
}
var op =
manifestBundle.LoadAssetAsync<AssetBundleManifest>("AssetBundleManifest");
yield return op;
var manifest = op.asset as AssetBundleManifest;
var deps = manifest.GetAllDependencies(carBundleName);
foreach(var dep in deps)
{
Debug.LogFormat("Loading asset bundle dependency {0}", dep);
var loader = AssetBundleLoader.Factory(remoteUrl, dep);
yield return loader.Load();
}

private AssetBundleLoader(string uri, string bundleName)
{
this.uri = uri;
this.bundleName = bundleName;
}
public IEnumerator Load()
{
var bundleUrl = Path.Combine(this.uri, this.bundleName);
var webReq = UnityWebRequest.GetAssetBundle(bundleUrl);
var handler = webReq.downloadHandler as
DownloadHandlerAssetBundle;
yield return webReq.Send();

var carLoader = AssetBundleLoader.Factory(remoteUrl, carBundleName);
yield return carLoader.Load();
if(carLoader.assetBundle != null)
{
op = carLoader.assetBundle.LoadAssetAsync<GameObject>(carName);
yield return op;

assetBundle = handler.assetBundle;
}

var prefab = op.asset as GameObject;

}
public
public
public
public

string
string
string
string

carName;
carBundleName;
manifestName;
remoteUrl;

IEnumerator Start ()
{
var manifestLoader = AssetBundleLoader.Factory(remoteUrl,
bundleManifestName);

if(prefab != null)
GameObject.Instantiate(prefab, this.transform, false);
}
}
}

public class spawnCarFromRemoteAssetBundleWithDependencies : MonoBehaviour
{
// Simple class to handle loading asset bundles via UnityWebRequest
public class AssetBundleLoader
{
string uri;
string bundleName;
public AssetBundle assetBundle
{
get; private set;
}
public static AssetBundleLoader Factory(string uri, string bundleName)
{
return new AssetBundleLoader(uri, bundleName);
}

yield return manifestLoader.Load();
var manifestBundle = manifestLoader.assetBundle;
// Bail out if we can't load the manifest
if(manifestBundle == null)
{
Debug.LogWarning("Could not load asset bundle manifest.");
yield break;
}
var op =
manifestBundle.LoadAssetAsync<AssetBundleManifest>("AssetBundleManifest");
yield return op;

ֿ‫ז׿‬醱꧟‫
˘ְזָ׆כְְג׏֮ד‬

var manifest = op.asset as AssetBundleManifest;
var deps = manifest.GetAllDependencies(carBundleName);
foreach(var dep in deps)
{
Debug.LogFormat("Loading asset bundle dependency {0}", dep);
var loader = AssetBundleLoader.Factory(remoteUrl, dep);
yield return loader.Load();
}

private AssetBundleLoader(string uri, string bundleName)
{
this.uri = uri;
this.bundleName = bundleName;
}

‫ֲ׉‬ծ䨱‫
׌׿׷‬
嚂‫׋׏ַ׃‬Ꟛ涪鹈湡‫˘ח‬

public IEnumerator Load()
{
var bundleUrl = Path.Combine(this.uri, this.bundleName);
var webReq = UnityWebRequest.GetAssetBundle(bundleUrl);
var handler = webReq.downloadHandler as
DownloadHandlerAssetBundle;
yield return webReq.Send();

var carLoader = AssetBundleLoader.Factory(remoteUrl, carBundleName);
yield return carLoader.Load();
if(carLoader.assetBundle != null)
{
op = carLoader.assetBundle.LoadAssetAsync<GameObject>(carName);
yield return op;

assetBundle = handler.assetBundle;
}

var prefab = op.asset as GameObject;

}
public
public
public
public

string
string
string
string

carName;
carBundleName;
manifestName;
remoteUrl;

IEnumerator Start ()
{
var manifestLoader = AssetBundleLoader.Factory(remoteUrl,
bundleManifestName);

if(prefab != null)
GameObject.Instantiate(prefab, this.transform, false);
}
}
}

倜ٓٝ‫"ي؎ة‬1*‫ך‬湡垥
ֿ‫ءך‬ٝ‫׾ׁٕف‬笝䭯‫
׷ׅ‬

public class spawnCarFromResourcesAsync : MonoBehaviour
{
public string carName;
IEnumerator Start ()
{
var req = Resources.LoadAsync(carName);
yield return req;
if(req.asset != null)
GameObject.Instantiate(req.asset, this.transform, false);
}
}

"EESFTTBCMF
"TTFU

‫‪ٗ٦‬ؿؙ‪ٙ٦‬זٕف‪ٝ‬ءְ׃‪倜‬‬ ‫
‪٦‬وג׃ה
‪
BEESFTTBCMF‬׾زحإ‪ְ،‬׋׃س‪ٗ٦‬ג׃‪鸐‬׾أػ‬ ‫
س‪ٗ٦‬ג׏‪⢪‬׾أٖس‪ծ،‬כزحإ‪ְ،‬׋׃س‪ٗ٦‬׵ַأٖس‪،‬‬ ‫
׷ׅ‪鏣㹀‬׾‪ַ$%/‬׷ׅ⥋‪ꂁ‬׾ة‪٦‬ر׵ַֿו‬ ‫
سٕؽ׾ي‪٦‬؜‬ ‫‪ծ‬ל׸ָ֮‪䗳銲‬׷ׅفح‪،‬ח‪$%/‬׾ٕس‪ٝ‬غزحإ‪،‬‬ ‫
س‪ٗ٦‬فح‪،‬ח‪$%/‬‬ ‫‪⢪ֲ㜥さ‬׾ٕس‪ٝ‬غزحإ‪ָծ،‬س‪٦‬؝ׄ‪ず‬׷״ח*‪ずׄ"1‬דת➙ •‬ ‫ֻ⹛חֲ״ׄ‪ず‬׮‪ְ㜥さ‬ז׻‪⢪‬׮‬ ‫•‬ ‫•‬ ‫•‬ ‫•‬ ‫•‬ ‫׶׮א‬

‫‪椚䙀‬הٕ‪٦‬؞‬ ‫׷׸ׁؚ‪ٝ‬ؗحػחٕس‪ٝ‬غزحإ‪،‬כخ‪ٝ‬ذ‪ٝ‬؝ךגץׅ •‬ ‫
‪‬أػس‪ٗ٦‬ך♧⽃‪‬‬ ‫׷׸׻‪遤‬ח‪鷲麓涸‬כس‪ٗ٦‬ך׵ַٕس‪ٝ‬غزحإ‪• ،‬‬ ‫
‪ְ‬ז׃‪䠐陎‬׾ٕس‪ٝ‬غزحإ‪،‬כ‪Ꟛ涪罏‬‬ ‫׸׻׵‪鎘‬חֹ‪Ⰻ鿇葺‬׮גֻז׃׮חזָ‪Ꟛ涪罏‬כأإٗفسٕؽך‪• 鸐䌢‬‬ ‫
׷‬ ‫
׷ֹדؤ؎وةأؕ׾גⰋכ‪㜥さծꟚ涪罏‬ז‪ٗ٦ָٕ䗳銲‬ز‪ٝ‬؝ •‬ ‫‪麣‬ז‪ָ剑黝‬׉ֿ‪ְ麣‬ז‪㼰‬ך‪䫺䫑‬׮‪• 剑‬‬ ‫׶׮א‬

‫أٖس‪،‬ךزحإ‪،‬‬ ‫
׷‪鏣㹀⳿勻‬ד‪鿪さ‬ך‪Ꟛ涪罏‬׾أٖس‪،‬ך‪• ⟣䠐‬‬ ‫‪竰䪫‬׾أػٕ؎‪؋‬ؿך♴⟃‪"TTFUT‬כ‪ְ㜥さ‬ז׃‪• 鏣㹀‬‬ ‫׶׮א‬

‫أ‪ٝ‬؛‪٦‬ءךس‪ٗ٦‬‬ ‫ך׫‪幥‬س‪ٗ٦‬ג׃ח‪٦‬ؗ׾أٖس‪،‬ךزحإ‪✓ 6OJUZָ،‬‬ ‫
ׅ‪䱱‬׾أ‪ٝ‬ةأ‪؎ٝ‬‬ ‫ַ׷ׅ‪ֲ鍑寸‬ו׾أٖس‪ծ،‬ל׸ֽזָأ‪ٝ‬ةأ‪؎ٝ‬ך׫‪幥‬س‪✓ ٗ٦‬‬ ‫
׷ׇ׻‪㉏ְさ‬חؙحغٕ‪٦‬؝‬ ‫‪ַ瘝‬ךז‪ַծ$%/‬ךזٕؕ‪㜥䨽 ٗ٦‬س‪ٗ٦‬ך‪ָ㹋ꥷ‬ؙحغٕ‪٦‬؝ ✓‬ ‫
ׅ‪鵤‬ח‪6OJUZ‬׾‬ ‫‪竲遤‬׾س‪ٗ٦‬ג׏‪䖞‬ח‪㜥䨽‬ך‪㹋ꥷ‬׋׏׵׮ָ‪✓ 6OJUZ‬‬ ‫׶׮א‬

‫ׅדך׮ך⚥‪Ꟛ涪‬כ‪歗꬗‬‬

‫زحإ‪،‬‬ ‫ؚ‪ٝ‬؍ر‪ٔٗ٦‬زحم‬ ‫׶׮א‬ ‫ד׋׃‬

★ #VJME

3VO
‫؝כ‬ٝ‫ذ‬ٝ‫׾خ‬ろ‫
سٕؽ׆׭‬ ★ 6OJUZ
&EJUPSָؔٝ‫ور‬ٝ‫؝דس‬ٝ‫ذ‬ٝ‫׾خ‬䲿⣘

‫׷ׅ‪㢌刿‬׾آ‪؎ً٦‬س‪ٓؐٝ‬ؙؚحغד‪٦‬ة؍رؒ‬ ‫˘׶‪䭷⟀ָ饥‬ךز‪٦‬ه‪ⱄ؎ٝ‬׵ַ‪‬ة؍رؒ‪ծ‬ה‬

‫‪ٗ؎‬فرח‪澓儗‬חأ؎غرג׃׉‬ ‫‪䩛꟦ָ♶銲‬ךוזس‪ٗ٦‬فح‪ⱄ،‬װسٕؽⱄ‬

‫׾ؙحغس‪٦‬؍ؿך׿ׁ‪僽ꬊ涺‬‬ ‫‪‬יג׃‪㔐瘶‬מ׈׮ز‪٦‬؛‪،ٝ‬‬