You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
27 lines
806 B
27 lines
806 B
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
|
|
tex t2
|
|
|
|
mov r0.rgb, t0 +
|
|
mov r0.a, v0.a ; Grab alpha from vertex color
|
|
|
|
lrp r0.rgb, t2.a, t2, r0 ; Base = base * (1 - detail alpha) + detail * detail alpha
|
|
mul r0.rgb, r0, v0 ; modulate by vertex color
|
|
mul r0.rgb, t1, r0 ; fold in lightmap (color only)
|
|
mul_x2 r0.rgb, c0, r0 ; * 2 * (overbrightFactor/2)
|
|
|
|
mul r1.rgb, c1, t0 ; Self illum * tint
|
|
+ mul r1.a, t0.a, 1-t2.a ; Reduce self-illum amount based on 1 - detailalpha
|
|
|
|
lrp r0.rgb, t0.a, r1, r0 ; Blend between self-illum + base * lightmap
|
|
|