RealityKitで実現する4次元空間

2025/10/16 LODGE XR “Tech” Talk - visionOS での登壇資料です。
https://vrtokyo.connpass.com/event/368195/

デモの repository: https://github.com/TakahashiKazuya/rendering-4d

Transcript

1. LB[ʢ  
   !LB[@Eʣ 𝕏 3FBMJUZ,JUͰ࣮ݱ͢Δ࣍ݩۭؒ
2. w ࣍ݩɿY
   Z
   [ͷͭ૊Ͱ্ۭؒͷ఺͕ܾ·Δ
   w ࣍ݩɿY
   Z
   [
   Xͷͭ૊Ͱ্ۭؒͷ఺͕ܾ·Δ ࣍ݩ 
   
    Y Z [ ࣍ݩۭؒ ࣍ݩۭؒ 
   
   
    Y Z [ X
3. ࣍ݩۭؒͷඳը w 4XJGU6*
   
   3FBMJUZ,JU
   w ཱํମΛඳըͯ͠ΈΔ
4. ᶃ &OUJUZ
   Λ࡞੒
   
5. ᶃ &OUJUZ
   Λ࡞੒
   ᶄ Ґஔɾ޲͖Λઃఆ
   
6. ᶃ &OUJUZ
   Λ࡞੒
   ᶄ Ґஔɾ޲͖Λઃఆ
   ᶅ DPOUFOU
   ʹ
   BEE
7. w realityViewCameraControls Ͱ δΣενϟͰͷΧϝϥૢ࡞͕Մೳʹ
8. ࣗ༝ͳਤܗͷඳը w ௖఺࠲ඪͱลͷ৘ใΛࢦఆͯ͠ਤܗΛඳը͍ͨ͠
   w ล͸ࡉ௕͍ΧϓηϧͰදݱ͢Δ w 3FBMJUZ,JU
   Ͱ͸Χϓηϧ͕ఏڙ͞Ε͍ͯͳ͍
   w ͜Εʢˠʣ͸
   4DFOF,JU
   ͷ
   4$/$BQTVMF
9. ࣗ༝ͳਤܗͷඳը w ԁபͱٿΛ૊Έ߹Θͤͯ࡞Δ
   w Ґஔͱ޲͖͸ม׵ߦྻΛܭࢉͯ͠ઃఆ
10. w ࠶ͼཱํମΛඳըͯ͠ΈΔ
    w ͭͷ௖఺࠲ඪͱຊͷลΛࢦఆ
11. ࣍ݩϨϯμϦϯά΁ͷಓ w ࣍ݩͷΦϒδΣΫτΛͲ͏΍ͬͯ࡞Δͷ͔ʁ
    w ࣍ݩۭؒΛͲ͏΍ͬͯඳը͢Δͷ͔ʁ
12. 
    
     
    
     ࣍ݩͷΦϒδΣΫτΛͲ͏΍ͬͯ࡞Δͷ͔ʁ
    ˠ
    FYUSVTJPO 
     
     
     FYUSVTJPO %ΦϒδΣΫτΛ[ํ޲ʹԡ͠ग़͢ %
    ˠ
    %
13. %ΦϒδΣΫτΛ[ํ޲ʹԡ͠ग़͢ % X ? %
    IZQFSDVCF %
    DVCF %
    ˠ
    % FYUSVTJPO
14. ࣍ݩϨϯμϦϯά΁ͷಓ w ࣍ݩͷΦϒδΣΫτΛͲ͏΍ͬͯ࡞Δͷ͔ʁ
    ✅
    w ࣍ݩۭؒΛͲ͏΍ͬͯඳը͢Δͷ͔ʁ
15. Χϝϥ͔Β[࠲ඪ͕ԕ͔͟Δ΄ͲY Z࠲ඪΛখ͘͢͞Δ QSPKFDUJPO %ۭؒ %ۭؒ ࣍ݩۭؒΛͲ͏΍ͬͯඳը͢Δͷ͔ʁ
    ˠ
    QSPKFDUJPO %
    ˠ
    %
16. Χϝϥ͔Β[࠲ඪ͕ԕ͔͟Δ΄ͲY Z࠲ඪΛখ͘͢͞Δ X Y Z [ %
    ˠ
    % QSPKFDUJPO %ۭؒ Y Z [ %ۭؒ ?
17. ࣍ݩϨϯμϦϯά΁ͷಓ w ࣍ݩͷΦϒδΣΫτΛͲ͏΍ͬͯ࡞Δͷ͔ʁ
    ✅
    
    w ࣍ݩۭؒΛͲ͏΍ͬͯඳը͢Δͷ͔ʁ
    ✅
    
18. ׬੒ʁ
    l࣍ݩzΒ͕͠͞ͳ͍🤔
19. w ฏ໘ΛܾΊΔͱͦΕʹԊͬͨճస͕Ͱ͖Δ
    w ESBH
    δΣενϟʹΑΔ࣍ݩճసɿ
    w lESBH
    ͨ͠ํ޲z
    ͱ
    z[࣠ʢը໘Ԟʣz
    ͕৐Δฏ໘Ͱճస
    w ࣍ݩํ޲΁ͷճసɿ
    w lESBH
    ͨ͠ํ޲z
    ͱ
    zX࣠z
    ͕৐Δฏ໘Ͱճస ࣍ݩͰͷճస
20. ࣍ݩͰͷճస w υϥοάͷݕ஌͔Βճసॲཧ·Ͱ͢΂ͯࣗྗͰॻ͘
21. ࠓ౓ͦ͜׬੒ʂ
22. ͓ΘΓ ࠓճͷίʔυ
    IUUQTHJUIVCDPN5BLBIBTIJ,B[VZBSFOEFSJOHE