Team Fortress 2 Source Code as on 22/4/2020
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19 lines
427 B

  1. ps.1.1
  2. ; Get the 3-vector from the normal map
  3. tex t0
  4. ; Perform matrix multiply to get a local normal bump. Then
  5. ; reflect the eye vector through the normal and sample from
  6. ; a cubic environment map.
  7. texm3x3pad t1, t0_bx2
  8. texm3x3pad t2, t0_bx2
  9. texm3x3vspec t3, t0_bx2
  10. mul r0, t3, c1 ; multiply color by reflecttint
  11. lrp r0.rgb, c1.a, r0, c0 ; blend between reflected color and fog color based on constant factor