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"}]},{"type":"heading","attrs":{"align":null,"level":1},"content":[{"type":"text","text":"應用程序的底層基礎"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"你已經獲得了基本的設備體驗，以及元宇宙提供的底層基礎。但是在構建應用程序和交付內容方面怎麼樣呢？我們需要那些面向開發者的工具和API來創建這些體驗。事實證明，蘋果公司在這方面已經做了很長時間的工作了。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"SwiftUI"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"SwiftUI的每一個版本都越來越強大，正成爲蘋果公司的長期UI平臺。它不僅僅是關於“玻璃下”的體驗。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" 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ML"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"以前Create ML增加了"},{"type":"link","attrs":{"href":"https:\/\/developer.apple.com\/videos\/play\/wwdc2020\/10653\/","title":null,"type":null},"content":[{"type":"text","text":"手感和手勢檢測"}],"marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}]},{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"，但是不能真正告訴你它在做什麼。當然，你可以得到零碎的信息，但如果你想要知道它在做什麼，你只能靠你自己。今年，他們正在縮小這一差距。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"這裏的體驗並不是聚焦於以任何方式驅動手勢，而是集中於關鍵手勢和位置運動的分類。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"需要注意的是，這些都是由視頻和圖像驅動的。現在還不清楚這在一個AR眼鏡模型上是如何工作的（綁在你臉上的相機？）"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"ARKit"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"我們真的在v5版本之上了嗎？呵呵！不管怎麼說...ARKit看起來像是你要找的所有時髦炫酷的功能。問題是，它實際上是RealWorldPositioningAndUnderstandingKit（真實世界定位和理解工具）。這是體驗中非常重要的一部分，但並不完整（嗯，看看這篇文章的其餘章節）。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"你已經可以獲得行星上的位置跟蹤（GPS）和本地（你的相機指向哪裏\/什麼角度）的位置跟蹤，這樣你就可以發現某人可以用什麼來增強他們的現實。這仍然侷限於手機，但是最終暴露世界相對位置的API將是相同的。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"ARKit的一些更微妙的部分包括運動和麪部跟蹤——這些感覺它們好像是由面部混搭體驗和運動方向跟蹤驅動的。但是，瞭解人的運動將是對現實世界中人的增強的關鍵部分——你想要將那個小小的“這是某某”的浮標放到他們身上並精確跟蹤他們，對嗎？"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"值得一提的是，在此，一些多點會話可以與SharePlay很好地協作，可以在促使有興趣的人們匯合後交換信息。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"通用控制"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"這只是關於IP上的鼠標和鍵盤的，對嗎？也許對，但它可以不止如此。比如，給來自設備以外的輸入控制提供低延遲體驗。如果設備“組合”\/手機、手錶和AR眼鏡可信，則處理將被分配給最能完成特定任務的設備。已經在源設備上處理好的輸入需要被傳遞到更高級別的抽象，例如輕觸、拖拉。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" 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關於元宇宙，蘋果準備好了嗎？
{"type":"doc","content":[{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"WWDC 2021的主題演講更加清晰地表明，蘋果公司正在開放式地構建元宇宙底層的組件。他們不是今天才開始做這件事的，在WWDC 2019他們就首次爲此拉開了帷幕。很明顯，從那時起他們就已經具備了設備硬件和軟件的相關技術。但他們是否能夠讓人們爲這個生態系統貢獻內容並不確定，“"},{"type":"link","attrs":{"href":"https:\/\/www.youtube.com\/watch?v=NZN0A0U6ysg","title":null,"type":null},"content":[{"type":"text","text":"構建好生態系統，他們自然就會來"}],"marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}]},{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"”的方式，可能不會奏效。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"heading","attrs":{"align":null,"level":1},"content":[{"type":"text","text":"體驗的底層基礎"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"終端用戶將通過默認的設備來體驗元宇宙。客戶不能只是帶上頭戴式設備，然後被扔進類似《黑客帝國》中的“"},{"type":"link","attrs":{"href":"https:\/\/www.youtube.com\/watch?v=AGZiLMGdCE0","title":null,"type":null},"content":[{"type":"text","text":"世界"}],"marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}]},{"type":"link","attrs":{"href":"https:\/\/www.youtube.com\/watch?v=AGZiLMGdCE0","title":null,"type":null},"content":[{"type":"text","text":"架構"}],"marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}]},{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"”中，然後再安裝一些應用程序。它必須提供一些開箱即用的東西。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"Widgets \/ Shared With You \/ Spotlight"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"AR體驗的是一些短暫性的經歷，而不是沉浸式的專注交互。無論何時何地，這些體驗應根據需要提供上下文信息——無論是在周遊世界的時候，還是作爲一個策劃在“告訴我更多”的交互環節。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"組件（Widgets）"},{"type":"text","marks":[{"type":"color","attrs":{"color":"#333333","name":"user"}}],"text":"是可以將你與這些偶爾使用的場景連接起來的視覺效果，這些場景普遍存在於元宇宙中"},{"type":"text","text":"。這些組件將提供由遠程設備驅動的實時信息，這樣頭戴式設備就可以展現豐富的信息，而不必本身執行大量相關性計算。在這裏，SwiftUI配合提供了更重要的關鍵作用，而不僅僅是組件平臺本身。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"“Shared with you\"做篩選，然後將你需要的內容展示出來。它從許多來源獲取不同類型的內容（今天的消息，未來的元宇宙揹包），並在適當的時間展現適當的內容，這樣纔會避免使人不知所措。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"當你想要獲取元宇宙的信息，Spotlight將利用對內容、上下文和輸入的統一理解爲這些場景提供定製化支持。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"意圖框架支持這些智能，使得開發人員能夠將結構化操作暴露給系統體驗，而無需系統爲任何可能的情況定製路徑。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"設備上的Siri"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"設備本地語音識別對於AR來說是基本功能——遠程調用雲端造成的延遲等待是我們無法忍受的糟糕體驗。語音——快速語音——將是一個關鍵，尤其對於AR，因爲你不一定總是能夠用手的。將語音識別服務內置到設備上，表明蘋果公司對於“語音轉文本”模型已經增加了足夠的理解，相信它足夠穩定，可以以某種形式編碼在固件中。由於你可以離線執行許多操作，因此理解能力也提高了。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"快捷方式"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"在AR中，用肢體操縱東西的能力非常重要，對於更復雜的任務更常見的是用語音交互。實事上，我們是在頭上綁臺計算機來增強我們的能力。不要只是讓我通過身體動作（移動物品、觸摸東西等）來進行交互，要通過數字化方式交互。如果是通過身體動作交互的話，我們還不如在現實世界做這些事。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"快捷方式是解決這個問題的粘合劑——跨應用程序的交互和連接使你可以通過其它輸入機制來將複雜的自動化組合到一起。應用程序將提供許多需要執行的操作，我們可以將這些操作組合在一起，使其產生額外的效果。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"備忘錄"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"備忘錄（Notes）似乎是移動設備和臺式機的體驗。但是隨着我們在元宇宙中看到和體驗到的信息逐漸豐富，我們需要一些東西來幫助我們對所有這些信息進行登記分類、管理和組織。隨着標記、提及等方面的改進，Quick Notes（由您當前使用的應用程序驅動）將爲構建你的數字筆記本塞入更廣闊的上下文，它將在AR世界中一直伴隨着您。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"如今Quick Notes從應用程序中獲取的上下文、快照等信息，會帶來對元宇宙和你身邊世界的隱藏系統理解。你不想在網頁或文檔中記筆記——你需要把物理世界帶入元宇宙。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"備忘錄提供了一種方式，來檢查和理解在元宇宙伴你左右的‘"},{"type":"link","attrs":{"href":"https:\/\/forgottenrealms.fandom.com\/wiki\/Bag_of_holding","title":null,"type":null},"content":[{"type":"text","text":"揹包"}],"marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}]},{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"’。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"heading","attrs":{"align":null,"level":1},"content":[{"type":"text","text":"元宇宙的底層基礎"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"你不能憑空將元宇宙用魔術變出來。你必須建立它，並且這些組件需要獨立於設備。當然，它們是通過體驗的底層基礎而展現在設備上的，但它們所涉及的內容不侷限於你的本地設備，而是擴展到共享、接收和獲取有關世界的上下文。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"Memoji"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"除非我們有超高保真的人體模型，可以很容易地生成和共享，否則我們需要某種代理（又稱，阿凡達）。Memoji似乎很適合用於在數字世界中代表自己。蘋果公司將在未來持續改進用Memoji表示身份的方式。我們必須能夠在正確的時間、正確的地點展示正確的身份，由我們自己控制，而不是由生態系統控制。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"地圖"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"地圖（Maps）——或者更具體地說是支撐地圖的數據——是AR元宇宙的能量之源。沒有它，就無法支撐任何其它體驗。理解你在星球上的什麼地方，可以讓你快速定位周圍的其它體驗。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" 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"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"考慮一下這個系統使用這個範例和模型的方式，你已經有了一個非常引人注目的跨多個應用程序的音頻世界系統。如果你稍微換一下視角，就可以看到他們正在構建一種能力，可以在不同的物理空間放置一個蘋果音樂音頻源，在沒有物理音頻源的情況下創建完美的多方面音頻。他們正在公開地做這件事並告訴每一個人。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"SharePlay"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"圍繞數字內容驅動的同步體驗顯然將成爲AR的關鍵。人們將需要在多個參與者之間實時交換和同步數據——預放靜態信息的體驗方式並不怎麼吸引人。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"SharePlay使人們能夠通過FaceTime建立相互會話。但是FaceTime只是比較基礎的一種方式，還可以增加其它方式。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"SharePlay的核心是基於加密傳輸的實時消息交換系統。這些消息是由開發人員定義的並且可以包含任何東西——媒體驅動的體驗實際上只是對這些消息的包裝，並針爲特定的範式進行了定製。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"雖然它們沒有合在一起，SharePlay和ARKit的協作體驗爲創建多人互動的體驗提供了一個明確的付費模式。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"heading","attrs":{"align":null,"level":1},"content":[{"type":"text","text":"平臺的底層基礎"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"真正困難的問題是在設備上，在平臺上。有一些交互和能力只能由本地設備提供，它們的解決方案與衆不同並受到電源和延遲要求的限制。總之，很難。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"蘋果手錶輔助觸摸"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"在全球無障礙意識日，蘋果公司發佈了一系列功能，其中之一是“"},{"type":"link","attrs":{"href":"https:\/\/www.apple.com\/newsroom\/2021\/05\/apple-previews-powerful-software-updates-designed-for-people-with-disabilities\/","title":null,"type":null},"content":[{"type":"text","text":"蘋果手錶輔助觸摸（AssiistiveTouch for Apple 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"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"但是當我們談論元宇宙和AR交互時，手勢將是一種重要的交互方法。聲音有助於近距離的周邊場景，但是當你處於需要專注的場景時，你會希望直接交互。這些手勢在本質上是初級的，它們只是開始。其它體驗（Hololens、Oculus）是由視頻跟蹤驅動的，但是蘋果公司已經在你的手腕上安裝了一個設備——手錶！它可以做手勢！利用這一點作爲神聖的手機\/手錶\/AR眼鏡的三位一體的一部分，爲你的AR眼鏡體驗創造一個"},{"type":"link","attrs":{"href":"https:\/\/www.youtube.com\/watch?v=tZZv5Z2Iz_s","title":null,"type":null},"content":[{"type":"text","text":"戰神金剛（Voltron）"}],"marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}]},{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"似乎很不錯。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"Create ML"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"以前Create ML增加了"},{"type":"link","attrs":{"href":"https:\/\/developer.apple.com\/videos\/play\/wwdc2020\/10653\/","title":null,"type":null},"content":[{"type":"text","text":"手感和手勢檢測"}],"marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}]},{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"，但是不能真正告訴你它在做什麼。當然，你可以得到零碎的信息，但如果你想要知道它在做什麼，你只能靠你自己。今年，他們正在縮小這一差距。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"這裏的體驗並不是聚焦於以任何方式驅動手勢，而是集中於關鍵手勢和位置運動的分類。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"需要注意的是，這些都是由視頻和圖像驅動的。現在還不清楚這在一個AR眼鏡模型上是如何工作的（綁在你臉上的相機？）"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"ARKit"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"我們真的在v5版本之上了嗎？呵呵！不管怎麼說...ARKit看起來像是你要找的所有時髦炫酷的功能。問題是，它實際上是RealWorldPositioningAndUnderstandingKit（真實世界定位和理解工具）。這是體驗中非常重要的一部分，但並不完整（嗯，看看這篇文章的其餘章節）。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"你已經可以獲得行星上的位置跟蹤（GPS）和本地（你的相機指向哪裏\/什麼角度）的位置跟蹤，這樣你就可以發現某人可以用什麼來增強他們的現實。這仍然侷限於手機，但是最終暴露世界相對位置的API將是相同的。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"ARKit的一些更微妙的部分包括運動和麪部跟蹤——這些感覺它們好像是由面部混搭體驗和運動方向跟蹤驅動的。但是，瞭解人的運動將是對現實世界中人的增強的關鍵部分——你想要將那個小小的“這是某某”的浮標放到他們身上並精確跟蹤他們，對嗎？"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"值得一提的是，在此，一些多點會話可以與SharePlay很好地協作，可以在促使有興趣的人們匯合後交換信息。"}]},{"type":"heading","attrs":{"align":null,"level":3},"content":[{"type":"text","text":"通用控制"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"這只是關於IP上的鼠標和鍵盤的，對嗎？也許對，但它可以不止如此。比如，給來自設備以外的輸入控制提供低延遲體驗。如果設備“組合”\/手機、手錶和AR眼鏡可信，則處理將被分配給最能完成特定任務的設備。已經在源設備上處理好的輸入需要被傳遞到更高級別的抽象，例如輕觸、拖拉。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"通用控制，"},{"type":"link","attrs":{"href":"https:\/\/support.apple.com\/en-us\/HT210380","title":null,"type":null},"content":[{"type":"text","text":"Sidecar"}],"marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}]},{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":"的一個鏡像，讓你用你的mac上的輸入設備來控制iPad，提供真正的鼠標\/鍵盤輸入。來自一個設備的輸入自動配對到目標設備，並像本地那樣控制它。這並不新穎，也不激進，但他們正大規模推廣，使他們可以公開驗證挑戰。"}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}],"text":" "}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"text","marks":[{"type":"strong"}],"text":"原文鏈接："}]},{"type":"paragraph","attrs":{"indent":0,"number":0,"align":null,"origin":null},"content":[{"type":"link","attrs":{"href":"https:\/\/www.codevoid.net\/ruminations\/2021\/06\/20\/wwdc-2021-apple-metaverse-plain-sight.html","title":null,"type":null},"content":[{"type":"text","text":"WWDC 2021: Apple is building the metaverse substrate in plain sight"}],"marks":[{"type":"color","attrs":{"color":"#494949","name":"user"}}]}]}]}
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