Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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14 lines
199 B

5 years ago
ps.1.1
; t0:
; texture: dudv map
; texcoords: dudvmap texcoords
; t1:
; texture: refraction render target
; texcoords:
tex t0 ; sample dudv map
texbem t1, t0 ; refraction
mul r0, t1, c0