Recent posts

Memory Layout

July 14 2020

C/C++ ๋ฉ”๋ชจ๋ฆฌ ๋ ˆ์ด์•„์›ƒ Text segment ๊ธฐ๊ณ„์–ด๋กœ ๋ณ€ํ™˜๋œ ์‹คํ–‰์ฝ”๋“œ๊ฐ€ ๋ฉ”๋ชจ๋ฆฌ or obj์— ์ €์žฅ

Casting

July 14 2020

static_cast ๋…ผ๋ฆฌ ํ˜•๋ณ€ํ™˜ ์ฃผ๋กœ Scalar Type๋“ค ๊ฐ„์˜ ์บ์ŠคํŒ… ํ˜• ๋ณ€ํ™˜ ํ•จ์ˆ˜๊ฐ€ ์ •์˜๋˜์–ด ์žˆ์œผ๋ฉด ์ด ํ•จ์ˆ˜๋ฅผ ํ˜ธ์ถœํ•˜๋ฉด์„œ ์‹คํ–‰ ์—ฐ์‚ฐ์ž ์˜ค๋ฒ„๋กœ๋”ฉ์„ ํ†ตํ•˜์—ฌ ๋ณ€ํ™˜ ๊ฐ€๋Šฅํ•œ ์ž๋ฃŒํ˜•์„ ์ถ”๊ฐ€ํ•  ์ˆ˜ ์žˆ๋‹ค ์ปดํŒŒ์ผ ํƒ€์ž„์—์„œ ์บ์ŠคํŒ…

JEngine v2

May 30 2020

์ปค์Šคํ…€ 3D ํ”„๋ ˆ์ž„์›Œํฌ - v2

๋™๊ธฐ/๋น„๋™๊ธฐ & ๋ธ”๋ก/๋…ผ๋ธ”๋ก

February 08 2020

๊ฐœ๋… ๋™๊ธฐ vs ๋น„๋™๊ธฐ ์ฒ˜๋ฆฌํ•ด์•ผ ํ•  ์ž‘์—…๋“ค์„ ์–ด๋– ํ•œ โ€˜ํ๋ฆ„โ€™์œผ๋กœ ์ฒ˜๋ฆฌ ํ•  ๊ฒƒ์ธ๊ฐ€์— ๋Œ€ํ•œ ๊ด€์  ๋ธ”๋กœํ‚น vs ๋…ผ๋ธ”๋กœํ‚น ์ฒ˜๋ฆฌ๋˜์–ด์•ผ ํ•˜๋Š” (ํ•˜๋‚˜์˜) ์ž‘์—…์ด, ์ „์ฒด์ ์ธ ์ž‘์—… โ€˜ํ๋ฆ„โ€™์„ ๋ง‰๋Š๋ƒ ์•ˆ๋ง‰๋Š๋ƒ์— ๋Œ€ํ•œ ๊ด€์ 

3D Picking

February 08 2020

Painterโ€™s Algorithm ๊ฐ object๋งˆ๋‹ค ๊ณ ์œ  ์ƒ‰๊น”์„ ์ง€์ • offline buffer (screen์— ๋…ธ์ถœ๋˜์ง€ ์•Š๋Š” ๋ฒ„ํผ)๋ฅผ ๊ธฐ๋ณธ framebuffer size๋งŒํผ ์‚ฌ์šฉ Two pass ์‚ฌ์šฉ picking pass (1st pass) offline color ๋ฒ„ํผ์— ๊ณ ์œ  ...