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๊ทธ๋ฆผ์ž๋„ ์•ฐ๋น„์–ธํŠธ ์ž˜ ์ ์šฉ ๋˜๊ณ , ๋…ธ๋ง๋งต๋„ ์ž˜ ์ ์šฉ ๋จ.



Smoothness, metallic ์„ค์ •๋„ ๊ฐ€๋Šฅ

UNITY_BRDF_PBS() ๋งคํฌ๋กœ๋กœ ๋ฌผ๋ฆฌ๊ธฐ๋ฐ˜ ์ƒ‰ ๊ณ„์‚ฐํ•จ.


๊ทธ๋ฆผ์ž์™€ ๋น›์ด ์–ด๋–ป๊ฒŒ ์ฒ˜๋ฆฌ๋˜๋Š”์ง€, forward, deferred์—์„œ ์–ด๋–ป๊ฒŒ ์ฒ˜๋ฆฌ ๋˜๋Š”์ง€, ์œ ๋‹ˆํ‹ฐ์—์„œ ๋ Œ๋”๋ง์ด ์–ด๋–ป๊ฒŒ ๋˜๋Š”์ง€์—ย ๋Œ€ํ•ด ๊นŠ์ด ๊ณต๋ถ€ํ–ˆ์Œ.




Standard Shader๊ฐ€ ์–ผ๋งˆ๋‚˜ ๋งŽ์€ ๊ธฐ๋Šฅ์„ ๋‚ด๋ถ€์—์„œ ์ฒ˜๋ฆฌํ•˜๊ณ  ์žˆ๋Š”์ง€์— ๋Œ€ํ•ด ๊นจ๋‹ฌ์„ ์ˆ˜ ์žˆ์—ˆ์Œ.


์ฃผ๋ง์— ๋‹ค์‹œ ํ•œ๋ฒˆ ์ •๋ฆฌํ•ด์•ผ ์ข€ ๋จธ๋ฆฌ์— ๋‚จ์„ ๊ฑฐ ๊ฐ™๊ธด ํ•จ.


https://catlikecoding.com/unity/tutorials/rendering/

์ง„์งœ ์œ ์ตํ•จ. ๋งคํฌ๋กœ๋ฅผ ์ด์šฉํ•˜๊ธฐ ์ „์— ์ง์ ‘ ํ•œ๋ฒˆ ๊ตฌํ˜„ํ•˜๊ณ , ๊ทธ ํ›„์— ๋งคํฌ๋กœ๋ฅผ ์†Œ๊ฐœํ•ด์ฃผ๋Š” ํ˜•์‹์ด ๋งŽ์Œ.

๊ฐ•๋ ฅํ•œ ๋งคํฌ๋กœ๋“ค์ด ๋งŽ์•„์„œ ๊ตฌํ˜„ ์ž์ฒด๋Š” ์–ด๋ ต์ง€ ์•Š์Œ. ๊ทธ๊ฑธ ์ดํ•ดํ•˜๋Š”๊ฒŒ ์ข€ ํž˜๋“ค ๋ฟ.

Standard ์‰์ด๋”์˜ ๋ชจ๋“  ๊ธฐ๋Šฅ์„ ๋ฐ”๋‹ฅ๋ถ€ํ„ฐ ๋๊นŒ์ง€ ์ง์ ‘ ๊ตฌํ˜„ํ•˜๋Š” ์‹œ๋ฆฌ์ฆˆ์ž„.


๊ฐ€์žฅ ์ธ์ƒ๊นŠ์—ˆ๋˜๊ฑด #pragma multi_compile์ด์˜€์Œ.

์ด๊ฒŒ ๋Œ€์ฒด ๋ญ˜๊นŒ ํ•˜๊ณ  ์•„๋ฌด๋ฆฌ ์ฐพ์•„๋ด๋„ ์ดํ•ด๊ฐ€ ์•ˆ๋ฌ์—ˆ๋Š”๋ฐ, ์ด๊ฑฐ ํ•œ๋ฒˆ ๋”ฐ๋ผํ•˜๋‹ˆ๊น ์ดํ•ด๊ฐ€ ๋˜๋„ค.


์•„์ง ๋ชปํ•œ๋ถ€๋ถ„ ๋งŽ์€๋ฐ, ์ผ๋‹จ ๊ตฌํ˜„ํ•˜๊ณ  ์‹ถ์€๊ฑด ๊ตฌํ˜„ํ–ˆ์œผ๋‹ˆ ๋‚˜๋จธ์ง„ ๋‚˜์ค‘์œผ๋กœ ๋ฏธ๋ค„๋‘ฌ์•ผ์ง€.ย