Juyong Jeong

๐Ÿ’ปGame Programmer

Recent posts

[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

[Unity] SafeArea

February 22 2021

SafeArea ๋ชจ๋ฐ”์ผ ํ•ด์ƒ๋„์—์„œ ์ „๋ฉด ์นด๋ฉ”๋ผ ์˜์—ญ ์นจ๋ฒ”ํ•˜์ง€ ์•Š๊ฒŒ ๋ณด์žฅํ•ด์ฃผ๋Š” ์˜์—ญ ๋…ธ์น˜ํฐ์— ๋Œ€ํ•ด ui ๋ฐฐ์น˜ ๋Œ€์‘์„ ์œ„ํ•ด ์„ค์ •

[C#] Nullable์™€ Tenary

February 22 2021

๋ฌผ์Œํ‘œ ์—ฐ์‚ฐ์ž ๋‘๊ฐœ๊ฐ€ ์—ฐ์†์ ์œผ๋กœ ์“ฐ์ด๋Š” ์˜ˆ์‹œ

[C#] Auto Property

February 22 2021

Property ์ •๋ณด์€๋‹‰์„ ๋” ๊ฐ„๊ฒฐํ•˜๊ณ  ๊ฐ„๋‹จํ•˜๊ฒŒ ๊ตฌํ˜„ํ•˜๋„๋ก ํ—ˆ์šฉ get / set ๋ฉ”์„œ๋“œ๋ฅผ ๋Œ€์‹ ํ•ด ๊ฐ€๋…์„ฑ์„ ๋ณด์™„

[C#] partial

February 19 2021

partial ํ‚ค์›Œ๋“œ C#์—์„œ๋Š” C/C++์™€ ๋‹ฌ๋ฆฌ cs ํŒŒ์ผ ํ•˜๋‚˜์— ํด๋ž˜์Šค ์„ ์–ธ๊ณผ ์ •์˜๊ฐ€ ์ž‘์„ฑ ํด๋ž˜์Šค๊ฐ€ ์ปค์งˆ ๊ฒฝ์šฐ ๊ฐ€๋…์„ฑ์ด ๋–จ์–ด์ง Partial ํ‚ค์›Œ๋“œ๋ฅผ ์ œ๊ณตํ•จ์œผ๋กœ์จ ์—ฌ๋Ÿฌ ํŒŒ์ผ์— ํ•˜๋‚˜์˜ ํด๋ž˜์Šค๋ฅผ ์ž‘์„ฑํ•˜๋„๋ก ํ—ˆ์šฉ ๋Œ€๋ฆฌ์ž(delegate) ๋˜๋Š” ์—ด๊ฑฐํ˜•(enum) ์„ ์–ธ์„ ํ•  ๋•Œ partial ํ•œ์ •์ž๋ฅผ ์‚ฌ์šฉํ•  ์ˆ˜ ์—†์Œ ```csharp /...

[C#] byte์™€ char์˜ ์ฐจ์ด

February 19 2021

byte์™€ char์˜ ์‚ฌ์ด์ฆˆ byte: 1๋ฐ”์ดํŠธ ์ˆซ์ž ์ž๋ฃŒํ˜• char: 2๋ฐ”์ดํŠธ ๋ฌธ์ž ์ž๋ฃŒํ˜• 1๋ฐ”์ดํŠธ ์•„๋‹˜! ๋Œ€๋ถ€๋ถ„์˜ .Net ์–ธ์–ด์˜ ๋ฌธ์ž์—ด์€ ์œ ๋‹ˆ์ฝ”๋“œ utf-16์„ ๋””ํดํŠธ๋กœ ์ง€์›

[C#] parameter modifier

February 19 2021

in ํ‚ค์›Œ๋“œ in ๋งค๊ฐœ๋ณ€์ˆ˜๋กœ ์ „๋‹ฌ๋˜๋Š” ๋ณ€์ˆ˜๋Š” ๋ฉ”์„œ๋“œ๋กœ ์ „๋‹ฌ๋˜๊ธฐ ์ „ ๋ฐ˜๋“œ์‹œ ์ดˆ๊ธฐํ™” ์ธ์ˆ˜๊ฐ€ ์ฐธ์กฐ๋กœ ์ „๋‹ฌ๋˜์ง€๋งŒ, ์ˆ˜์ •๋˜์ง€ ์•Š์Œ ์˜ค๋ฒ„๋กœ๋”ฉ ๊ทœ์น™ ```csharp class InOverloads { // ์˜ค๋ฒ„๋กœ๋”ฉ ํ—ˆ์šฉ public void SampleMethod(in int i) { } public void SampleMeth...