SDK_lightmappedgeneric_multiplybylightingbasenotexture.psh #1

ps.1.1

;------------------------------------------------------------------------------
; Draw a texture . . woo hoo!
; t0 - texture
;
; The texture coordinates need to be defined as follows:
; tc0 - texcoords
;------------------------------------------------------------------------------

tex t0
tex t1

; Blend between grey and lightmap color based on total alpha

def c2, 0.5f, 0.5f, 0.5f, 1.0f

mul_x2 r1.rgb, c0, t1		; Apply overbright to lightmap
+ mov r1.a, v0				; vertex alpha
lrp r0, r1.a, r1, c2	; interpolate between grey + color