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[Unity] DontDestroyOnLoad

June 03 2021

DontDestroyOnLoad ์ƒˆ๋กœ์šด Scene์ด ๋กœ๋“œ๋  ๋•Œ, ์ž๋™์œผ๋กœ ํŒŒ๊ดด๋˜์ง€ ์•Š๋Š” target ์˜ค๋ธŒ์ ํŠธ๋ฅผ ์ƒ์„ฑ ์ƒˆ ๋ ˆ๋ฒจ์ด ๋กœ๋“œ๋˜๋ฉด Scene์˜ ๋ชจ๋“  ์˜ค๋ธŒ์ ํŠธ๋“ค์€ ํŒŒ๊ดด๋˜๊ณ , ์ƒˆ ๋ ˆ๋ฒจ์˜ ์˜ค๋ธŒ์ ํŠธ๋“ค์ด ๋กœ๋“œ๋œ๋‹ค. ๋ ˆ๋ฒจ ์Šค์œ„์น˜ ์ค‘์— ์˜ค๋ธŒ์ ํŠธ๋ฅผ ๋ณด์กดํ•˜๊ธฐ ์œ„ํ•ด DontDestroyOnLoad ์‚ฌ์šฉ ํ•ด๋‹น ์˜ค๋ธŒ์ ํŠธ๊ฐ€ component์ด๊ฑฐ๋‚˜ gam...

[C#] sealed

March 16 2021

sealed ํ‚ค์›Œ๋“œ ํด๋ž˜์Šค์— ์ ์šฉ๋œ ๊ฒฝ์šฐ ๋‹ค๋ฅธ ํด๋ž˜์Šค๊ฐ€ ํ•ด๋‹น ํด๋ž˜์Šค์—์„œ ์ƒ์†ํ•˜๋Š” ๊ฒƒ์„ ๋ง‰์Œ

[C#] unsafe

March 15 2021

C# ํฌ์ธํ„ฐ C# ๋Œ€๋ถ€๋ถ„์˜ ์ฝ”๋“œ๋Š” ํ™•์ธํ•  ์ˆ˜ ์žˆ๋Š” ์•ˆ์ „ํ•œ ์ฝ”๋“œ .Net ๋„๊ตฌ์—์„œ ์ฝ”๋“œ๊ฐ€ ์•ˆ์ „ํ•œ์ง€ ํ™•์ธ ๊ฐ€๋Šฅ ์›์‹œ ๋ฉ”๋ชจ๋ฆฌ๋ฅผ ํ• ๋‹นํ•˜์ง€ ์•Š๊ณ , ํฌ์ธํ„ฐ๋กœ ์ง์ ‘ ๋ฉ”๋ชจ๋ฆฌ์— ์—‘์„ธ์Šคํ•˜์ง€ ์•Š์Œ ๊ฒฝ์šฐ์— ๋”ฐ๋ผ ์•ฑ์˜ ์„ฑ๋Šฅ์„ ํ–ฅ์ƒ ํฌ์ธํ„ฐ๊ฐ€ ํ•„์š”ํ•œ ๋„ค์ดํ‹ฐ๋ธŒ ํ•จ์ˆ˜๋ฅผ ํ˜ธ์ถœํ•˜๋Š” ๊ฒฝ์šฐ ํ•„์ˆ˜ ๋ณด์•ˆ ๋ฐ ์•ˆ์ „์„ฑ ์ด์Šˆ ๋ฐœ์ƒ...

[C#] async์™€ await

March 12 2021

๋™๊ธฐ์™€ ๋น„๋™๊ธฐ ๋™๊ธฐ ์–ด๋–ค operation์„ ์‹คํ–‰์‹œ์ผฐ์„ ๋•Œ ๊ฒฐ๊ณผ๊ฐ’์ด ๋„์ถœ๋  ๋•Œ๊นŒ์ง€ ํ”„๋กœ๊ทธ๋žจ์€ ๋ฉˆ์ถฐ์„œ ๊ธฐ๋‹ค๋ ค์•ผ ํ•จ ๋น„๋™๊ธฐ ์–ธ์ œ ๊ฐ’์ด ๋„์ถœ๋  ์ง€ ๋ณด์žฅํ•  ์ˆ˜ ์—†๊ณ , ๊ทธ ๋™์•ˆ ํ”„๋กœ๊ทธ๋žจ์€ ๋‹ค๋ฅธ ํ”„๋กœ์„ธ์Šค๋ฅผ ์ง„ํ–‰ํ•  ์ˆ˜ ์žˆ์Œ async / await๋Š” ์œ„ ์ค‘ ๋น„๋™๊ธฐ ํ”„๋กœ๊ทธ๋ž˜๋ฐ์„ ์œ„ํ•ด ์‚ฌ...

[C#] Extension Method

March 08 2021

ํ™•์žฅ ๋ฉ”์„œ๋“œ๋ž€ ๊ธฐ์กด ์ œ๊ณต๋˜๋Š” ํด๋ž˜์Šค/๊ตฌ์กฐ์ฒด/์ธํ„ฐํŽ˜์ด์Šค์˜ ๊ตฌํ˜„์„ ์ง์ ‘ ๋ณ€๊ฒฝํ•˜์ง€ ์•Š๊ณ  ๊ธฐ๋Šฅ์„ ํ™•์žฅํ•ด ์‚ฌ์šฉ ๊ธฐ์กด ๋ฐ์ดํ„ฐ ํƒ€์ž… (int, float ๋“ฑ)์˜ class์—๋„ ์ ์šฉ ๊ฐ€๋Šฅ

[Unity] Image Compressing

March 04 2021

์ด๋ฏธ์ง€ ์••์ถ• PNG/JPG ๋“ฑ์œผ๋กœ ์••์ถ•ํ–ˆ๋”๋ผ๋„ GPU ๋ฉ”๋ชจ๋ฆฌ์— ์ €์žฅํ•  ๋•Œ๋Š” ์••์ถ•์ด ํ’€๋ฆฐ ์ƒํƒœ๋กœ ์ €์žฅ GPU๊ฐ€ ์ด ํŒŒ์ผ์„ ๊ทธ๋Œ€๋กœ ์ฝ์–ด๋“ค์ผ ์ˆ˜ ์—†๊ธฐ ๋•Œ๋ฌธ ๋Œ€์—ญํญ ์‚ฌ์šฉ๋Ÿ‰์— ์ดˆ์ ์„ ๋งž์ถ˜ ํŒŒ์ผ ํ˜•์‹ GPU๊ฐ€ ํ…์Šค์ณ๋กœ ์“ฐ๊ธฐ ์œ„ํ•œ ์••์ถ• ํ˜•์‹์ด ์•„๋‹˜ ๊ฐ€๋ณ€ ๋น„์œจ ์ธ์ฝ”๋”ฉ์„ ์ˆ˜ํ–‰ํ•˜๊ธฐ ๋•Œ๋ฌธ ...

[Unity] Culling

March 04 2021

Frustum Culling Camera (View) Matrix Far/Near ๊ฐ’์œผ๋กœ ์กฐ์ • ์›๊ฑฐ๋ฆฌ Culling objects์˜ ๋ถ€์ž์—ฐ์Šค๋Ÿฌ์›€ ๊ฐ์ถ”๊ธฐ ์œ„ํ•ด Fog ์‚ฌ์šฉ

[Misc] ๋ฉ”๋ชจ๋ฆฌ ๋Œ€์—ญํญ(Memory Bandwidth)

March 04 2021

๋ฉ”๋ชจ๋ฆฌ ํด๋Ÿญ ๋ฉ”์ธ๋ณด๋“œ์—์„œ ๋ฐœ์ƒํ•˜๋Š” ๋žจ ๋™์ž‘ ์ฃผ๊ธฐ ์‹ ํ˜ธ(MHz) ๋ฉ”๋ชจ๋ฆฌ ๋ฒ„์Šค ํญ ๋ฉ”๋ชจ๋ฆฌ ์ž…์ถœ๋ ฅ ๋ผ์ธ ๊ฐœ์ˆ˜(bit) ๋ฉ”๋ชจ๋ฆฌ ๋Œ€์—ญํญ Memory Clock * Memory bus width ํ•œ๋ฒˆ์˜ ํด๋Ÿญ ์‹ ํ˜ธ๋ฅผ ํ†ตํ•ด์„œ ์ฒ˜๋ฆฌํ•  ์ˆ˜ ์žˆ๋Š” ์šฉ๋Ÿ‰ GPU๊ฐ€ ์ฝ์„ ์ˆ˜ ์žˆ๋Š” ๋ฐ...

[Unity] Drawcall

March 03 2021

๋“œ๋กœ์šฐ์ฝœ // OpemGL์˜ DrawCall glDrawArrays(); // vertices rendering glDrawElements(); // indices rendering CPU์—์„œ ๊ทธ๋ž˜ํ”ฝ API ํ˜ธ์ถœ์„ ํ†ตํ•ด GPU์— ๋ Œ๋”๋ง์„ ๋ช…๋ นํ•˜๋Š” ๊ฒƒ