twosided.nvp

来自「游戏编程精华02－含有几十个游戏编程例子」· NVP 代码 · 共 24 行

;
; Pixel shader 



#include "TwoSided.h"

; Declare pixel shader version 1.0
ps.1.0


tex t0              ; decal texture
tex t1              ; back illuminination texture




mul r0, t0, v0        ; v0 = ambient + diffuse for front facing illumination

mad r0, t1, v1, r0    ; back facing ambient + diffuse + front facing illum