bumpmapping.psh

real-time(实时渲染技术DirectX)Media

ps.1.1

;Ambient light
def c0, 0.01, 0.01, 0.01, 0.0

;Light Intensity
def c1, 0.5, 0.5, 0.5, 0.0

;This is the normal map
tex t0

;Get the dot product of the diffuse and the normal map
dp3_sat r0, t0_bx2, v0_bx2

;Multiply by the intensity and add the ambient
mad_sat r0, r0, c1, c0