Why the liquids in Half-Life: Alyx look so dang good

Why the liquids in Half-Life: Alyx look so dang good

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United States Polygon
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Published on ● Video Link: https://www.youtube.com/watch?v=9XWxsJKpYYI


Half-Life 2
Game:
Half-Life 2 (2004)
Duration: 10:33
305,207 views
21,522

When Half-Life: Alyx patched in these shaders to make bottles look like they had liquid in them, people rightfully lost their minds. Because they look really, really good — like there's a real physics simulation involved. But there's not! So, let's figure out how developer Matt Wilde made these stellar liquid shaders.

0:00 The liquid in Half-Life: Alyx is ridiculously good
0:37 A brief history of LIQUIDS
1:34 Shaders are magic
3:02 How Matt started on Alyx
3:45 How the shader is made
6:08 Breaking bottles
6:17 Reflection and refraction
8:43 So-called "realism"
9:39 This shader is art!

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