mirror of
https://github.com/nillerusr/source-engine.git
synced 2024-12-22 14:16:50 +00:00
19 lines
491 B
Plaintext
19 lines
491 B
Plaintext
ps.1.1
|
|
|
|
; Get the 3-vector from the normal map
|
|
tex t0
|
|
|
|
; Perform matrix multiply to get a local normal bump. Then
|
|
; reflect the eye vector through the normal and sample from
|
|
; a cubic environment map.
|
|
texm3x3pad t1, t0_bx2
|
|
texm3x3pad t2, t0_bx2
|
|
texm3x3vspec t3, t0_bx2
|
|
|
|
mul r0.rgb, t3, c1 ; multiply color by reflecttint
|
|
+mov_sat r0.a, v0.a ; NOTE: This is necessary since v0.a can be outside 0 - 1!
|
|
add_sat r0.a, c1.a, r0.a ; cheap water blend factor + constant blend factor
|
|
|
|
|
|
|