hl2_src-leak-2017/src/materialsystem/stdshaders/modeldiffusebump2.psh

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ps.1.1
; base texture
tex t0
; normalmap
tex t1
; rgb - color for first axis - gamma converted to 2.2 in the vertex shader
texcoord t2
; rgb - color for second axis - gamma converted to 2.2 in the vertex shader
texcoord t3
; v0.rgb : color for third axis - gamma converted to 2.2 in the vertex shader
; c0, c1, c2 - Axes of the lightmap coordinate system in tangent space
dp3_sat r1.rgb, t1_bx2, c0
+mov r0.a, t0
mul r0.rgb, r1, t2
dp3_sat r1.rgb, t1_bx2, c1
mad r0.rgb, r1, t3, r0
dp3_sat r1.rgb, t1_bx2, c2
mad r0.rgb, r1, v0, r0
;mov_x2 r0.rgb, r0
mul_x2 r0.rgb, r0, t0