;
;constants set by app:
;C0-c3 = transposed world-view-perspective matrix.

;c4.x = weight for first stream
;c4.y = weight for second stream (possibly)

;c5.xyz = light1 direction (in object space) (normalized)
;c6.xyx = light1 colour
;c7.xyz = light2 direction
;c8.xyz = light2 colour
;c9.xyz = ambient colour

vs.1.0

;vertex components
;v0 = position1
;v1 = position2
;v2 = normal1
;v3 = normal2

;v6 = single texture coordinate
;v7 = model1 diffuse
;v8 = model2 diffuse


;position
mul	r0, v0, c4.x			;lerp between the 2 vertex streams
mad	r0, v1, c4.y, r0
;lrp	r0, c4.x, v0, v1		;try to get this working again!!

dp4 oPos.x, r0, c0	;0		;transform interpolated vertex position to HCLIP space
dp4 oPos.y, r0, c1	;1
dp4 oPos.z, r0, c2	;2
dp4 oPos.w, r0, c3	;3

;lighting
;do nothing
mov oD0, v8

;texture coordinates

add oT0, v6, c10	;coordindex0
add oT1, v6, c10	;coordindex1
;mov oT0, v6
;mov oT1, v6