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Previously we discussed how a tangent frame can be calculated for any triangle mesh, given that it contains vertex normals and vertex UVs. We didn't however look at how a normal map is constructed, which obviously is less relevant for using it, but is important to know nevertheless.
🟥(Red Episode)

The assets I used in this video are available for Patreon and Ko-fi supporters of the channel:
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https://ko-fi.com/gameengineseries/shop

✅ Donations:
https://www.paypal.com/paypalme/arash...
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🐱 Mr. Frummel & Louis' unreal adventures
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💜 Big thanks to Tribal Elders:
Von Bismarck, Lester Lin, Ashwin Mods, Zachary Shrout, Alexandru Iancu

💚 Big thanks to Chief patrons:
Simon, Eero Laine, deathcat00

🧡 Big thanks to Shaman patrons:
Shaun Mitchell, Aiguo Wang, Talis Lincoln, Miime, Timmy Jenkins, David Ducados, Soheb Bhimani

Further reading:
Shaders Monthly - Microfacet BRDF:    • Microfacet BRDF: Theory and Implement...  
Physically based shading: https://cglearn.eu/pub/advanced-compu...
LearnOpenGL: https://learnopengl.com/PBR/Theory

00:00 - intro

by Arash Khatami
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#PrimalEngine #GameEngineSeries #GameEngineProgramming #TheGameEngineProgrammingSeries