๋ณธ๋ฌธ ๋ฐ”๋กœ๊ฐ€๊ธฐ
[Project] XR

[XR Project] Innerverse

by ๋‚˜๋งŒ๋‘ 2025. 12. 2.

๐ŸŒŒ Innerverse

 

 

์‹œ๊ฐ„์„ฑ๊ณผ ๊ฐ์ •์„ ์ฃผ์ œ๋กœ ํ•œ XR ๋ช…์ƒ ํ”„๋กœํ† ํƒ€์ž…

 

Innerverse๋Š” ์‹œ๊ฐ„์˜ ํ๋ฆ„๊ณผ ๊ฐ์ •์˜ ๋ณ€ํ™”๋ฅผ ์ฃผ์ œ๋กœ ํ•œ XR ๊ธฐ๋ฐ˜ ๋ช…์ƒ ํ”„๋กœํ† ํƒ€์ž…์ž…๋‹ˆ๋‹ค. ๋‹จ 1์ฃผ์ผ์˜ ๊ฐœ๋ฐœ ๊ธฐ๊ฐ„ ๋™์•ˆ, XR SDK์˜ ํ•ต์‹ฌ ๊ธฐ๋Šฅ์„ ํ™œ์šฉํ•˜์—ฌ ํ˜„์‹ค ๊ณต๊ฐ„(MR)์—์„œ ๊ฐ€์ƒ์˜ ํ™ฉํ˜ผ(VR)์œผ๋กœ ์ด์–ด์ง€๋Š” ๋ถ€๋“œ๋Ÿฌ์šด ์—ฐ์ถœ์„ ๊ตฌํ˜„ํ•˜๋Š” ๋ฐ ์ง‘์ค‘ํ–ˆ์Šต๋‹ˆ๋‹ค.


 Project Info

ํ•ญ๋ชฉ ์ƒ์„ธ ๋‚ด์šฉ
๊ฐœ๋ฐœ ๊ธฐ๊ฐ„ 2025.06.24 ~ 2025.07.01 (1 Week)
ํŒ€ ๊ตฌ์„ฑ 1์ธ ๊ฐœ๋ฐœ
์—ญํ•  ๊ธฐํš, ์‹œ์Šคํ…œ ์„ค๊ณ„, ์ฝ˜ํ…์ธ  ๊ตฌํ˜„, ์ตœ์ ํ™” ์ „๋‹ด
ํƒ€๊ฒŸ ๋””๋ฐ”์ด์Šค Meta Quest (Standalone)

 Key Features & Sequence (ํ•ต์‹ฌ ๊ตฌํ˜„ ๋‚ด์šฉ)

1. MR Environment & Hand Interaction

  • Gesture-Based Spawn: ํŒจ์Šค์Šค๋ฃจ(Passthrough) ํ™˜๊ฒฝ์—์„œ ์™ผ์†๋ฐ”๋‹ฅ์„ ํŽผ์น˜๋Š” ์ œ์Šค์ฒ˜๋ฅผ ์ธ์‹ํ•˜์—ฌ 'Innerverse' ๊ตฌ์ฒด๋ฅผ ์†Œํ™˜ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • Socket Interaction: ์˜ค๋ฅธ์†์œผ๋กœ ๊ตฌ์ฒด๋ฅผ ํ„ฐ์น˜ํ•˜๋ฉด ์ƒํ˜ธ์ž‘์šฉ ์†Œ์ผ“์ด ์ƒ์„ฑ๋˜๋ฉฐ, ๊ตฌ์ฒด๋ฅผ ์†Œ์ผ“์— ๋ผ์›Œ ๋„ฃ๋Š” ์ง๊ด€์ ์ธ ํ–‰๋™์„ ํ†ตํ•ด ๋‹ค์Œ ์‹œํ€€์Šค๋กœ ์ง„์ž…ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • Seamless Transition (MR to VR): ๋‹จ์ˆœํ•œ ์”ฌ ๋กœ๋”ฉ(Cut)์ด ์•„๋‹Œ, Skybox์˜ ์ƒ‰์ƒ ๊ทธ๋ผ๋””์–ธํŠธ ๋ณ€ํ™”์™€ Passthrough ํˆฌ๋ช…๋„(Opacity)๋ฅผ ์‹ค์‹œ๊ฐ„์œผ๋กœ ์กฐ์ ˆํ•˜์—ฌ ํ˜„์‹ค๊ณผ ๊ฐ€์ƒ์˜ ๊ฒฝ๊ณ„๋ฅผ ๋ถ€๋“œ๋Ÿฝ๊ฒŒ ํ—ˆ๋ฌด๋Š” ์—ฐ์ถœ์„ ๊ตฌํ˜„ํ–ˆ์Šต๋‹ˆ๋‹ค.

2. Immersive VR Twilight (๋ชฐ์ž…ํ˜• VR ํ™ฉํ˜ผ ์—ฐ์ถœ)

  • Dynamic Lighting: ์•ฝ 1๋ถ„ 40์ดˆ ๋™์•ˆ ์ง„ํ–‰๋˜๋Š” ๋ช…์ƒ ์‹œํ€€์Šค์— ๋งž์ถฐ, ํ•ด๊ฐ€ ์ง€๊ณ  ๋ฐค์ด ์ฐพ์•„์˜ค๋Š” ์กฐ๋„ ๋ณ€ํ™”๋ฅผ ์‹œ๊ฐ์ ์œผ๋กœ ํ‘œํ˜„ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • Synesthetic Feedback (๊ณต๊ฐ๊ฐ์  ๊ฒฝํ—˜): ์‹œ๊ฐ์  ๋ณ€ํ™”๋ฟ๋งŒ ์•„๋‹ˆ๋ผ, ์†์„ ๋ฌผ ์˜ค๋ธŒ์ ํŠธ์— ๊ฐ€๊นŒ์ด ๋Œ€๋ฉด ๋ฌผ ํ๋ฅด๋Š” ์†Œ๋ฆฌ๊ฐ€ ์ปค์ง€๋Š” ๊ฑฐ๋ฆฌ ๊ธฐ๋ฐ˜ ์ธํ„ฐ๋ž™ํ‹ฐ๋ธŒ ์‚ฌ์šด๋“œ๋ฅผ ์ ์šฉํ•˜์—ฌ ๋ชฐ์ž…๊ฐ์„ ๊ทน๋Œ€ํ™”ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • Atmosphere: ์ฃผ๋ณ€์„ ๋ถ€์œ ํ•˜๋Š” ๋‚˜๋น„์™€ ํŒŒํ‹ฐํด ํšจ๊ณผ๋ฅผ ํ†ตํ•ด ํ‰์˜จํ•˜๊ณ  ๋ชฝํ™˜์ ์ธ ๋ช…์ƒ ๋ถ„์œ„๊ธฐ๋ฅผ ์กฐ์„ฑํ–ˆ์Šต๋‹ˆ๋‹ค.

 Tech Stack

Category Details
Engine Unity 2022.3 LTS (URP)
XR Framework Meta XR SDK (Core, Interaction, Building Blocks), OpenXR, XR Interaction Toolkit
Language C#
Async Cysharp.UniTask
Platform Android (Meta Quest Series)

Optimization Strategy (์ตœ์ ํ™” ์ „๋žต)

๋ชจ๋ฐ”์ผ XR ํ™˜๊ฒฝ(Standalone)์—์„œ 72fps ๋ฐฉ์–ด์™€ ๋ฐœ์—ด ์ตœ์†Œํ™”๋ฅผ ์œ„ํ•ด ์ตœ์ ํ™”๋ฅผ ์ˆ˜ํ–‰ํ–ˆ์Šต๋‹ˆ๋‹ค.

1. Async Logic 

  • UniTask: ๊ธฐ์กด Coroutine ๋Œ€๋น„ GC(๊ฐ€๋น„์ง€ ์ปฌ๋ ‰์…˜) ํ• ๋‹น์ด ์ ๊ณ  ๊ฐ€๋…์„ฑ์ด ์ข‹์€ UniTask๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ๋น„๋™๊ธฐ ๋กœ์ง์„ ๊ฒฝ๋Ÿ‰ํ™”ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • Non-Blocking Loading: 0.AsyncLoadingScene์„ ๋ณ„๋„๋กœ ๊ตฌ์ถ•ํ•˜์—ฌ ์”ฌ ์ „ํ™˜ ์‹œ ํ™”๋ฉด ๋ฉˆ์ถค(Freezing) ํ˜„์ƒ์„ ๋ฐฉ์ง€ํ•˜๊ณ  ์‚ฌ์šฉ์ž ๊ฒฝํ—˜์„ ๊ฐœ์„ ํ–ˆ์Šต๋‹ˆ๋‹ค.

2. Rendering & GPU ์ตœ์ ํ™”

  • URP Lightweight Setup: Depth Texture ๋ฐ Opaque Texture ๋น„ํ™œ์„ฑํ™”, Main Light Shadow ํ•ด์ƒ๋„, Shadow Distance 10m ์ œํ•œ ๋“ฑ์„ ํ†ตํ•ด ๋ Œ๋”๋ง ํŒŒ์ดํ”„๋ผ์ธ ๋ถ€ํ•˜๋ฅผ ์ตœ์†Œํ™”ํ–ˆ์Šต๋‹ˆ๋‹ค.
  • Draw Call Reduction:
    • GPU Instancing: ๋™์ผํ•œ ๋จธํ‹ฐ๋ฆฌ์–ผ์„ ์‚ฌ์šฉํ•˜๋Š” ํ™˜๊ฒฝ ์˜ค๋ธŒ์ ํŠธ์˜ ๋ฐฐ์นญ ์ฒ˜๋ฆฌ.
    • LOD (Level of Detail): ๋‚˜๋ฌด ๋“ฑ ์ž์—ฐ๋ฌผ์— 3๋‹จ๊ณ„ LOD๋ฅผ ์ ์šฉํ•˜์—ฌ ๊ฑฐ๋ฆฌ์— ๋”ฐ๋ฅธ ํด๋ฆฌ๊ณค ์—ฐ์‚ฐ ์ตœ์ ํ™”๋ฅผ ์ง„ํ–‰ํ–ˆ์Šต๋‹ˆ๋‹ค.

3. Lighting & Device Setting (์กฐ๋ช… ๋ฐ ํ•˜๋“œ์›จ์–ด ์—ฐ๋™)

  • Baked Lighting: ๋ชจ๋“  ์ •์ (Static) ์กฐ๋ช…์„ Baked ๋ชจ๋“œ๋กœ ์„ค์ •ํ•˜์—ฌ ๋Ÿฐํƒ€์ž„ ๋ผ์ดํŠธ ์—ฐ์‚ฐ ๋น„์šฉ์„ 0์— ๊ฐ€๊น๊ฒŒ ์ œ๊ฑฐํ–ˆ์Šต๋‹ˆ๋‹ค.
  • OVR Optimization: ์•ฑ ๊ตฌ๋™ ์‹œ Foveated Rendering(FFR), Display Frequency ๋“ฑ ์˜คํ˜๋Ÿฌ์Šค ์ „์šฉ ํ•˜๋“œ์›จ์–ด ์ตœ์ ํ™” ์˜ต์…˜์ด ์ž๋™์œผ๋กœ ์ ์šฉ๋˜๋„๋ก ์Šคํฌ๋ฆฝํŒ…ํ–ˆ์Šต๋‹ˆ๋‹ค.

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