Unity3D UV滾動之Scrolling"

Shader "Custom/Scrolling" 

{

Properties 

{

_Color ("Main Color", Color) = (1,1,1,1)

_ScrollU ("Scroll U", Float) = 1

_ScrollV ("Scroll V", Float) = 1

_MainTex ("Base (RGB) Trans (A)", 2D) = "white" {}

}

SubShader 

{

Tags {"Queue"="Transparent" "IgnoreProjector"="True" "RenderType"="Transparent"}

LOD 200

CGPROGRAM

#pragma surface surf Lambert alpha

sampler2D _MainTex;

fixed4 _Color;

float _ScrollU;

float _ScrollV;

struct Input 

{

float2 uv_MainTex;

float4 color : COLOR;

};

void surf (Input IN, inout SurfaceOutput o) 

{

fixed4 c = tex2D(_MainTex, IN.uv_MainTex + (_Time * float2(_ScrollU, _ScrollV))) * _Color * IN.color;

o.Emission = c.rgb;

o.Alpha = c.a;

}

ENDCG

}

}