河流Shader

原地址：http://www.unity蛮牛.com/blog-2321-336.html

Shader "Custom/TextureEffect" {Properties {   _MainTint("Diffuse Tint",Color) = (1,1,1,1)_MainTex ("Base (RGB)", 2D) = "white" {}_ScrollXSpeed("X Scroll Speed",Range(0,10)) = 2_ScrollYSpeed("Y Scroll Speed",Range(0,10)) = 2}SubShader {Tags { "RenderType"="Opaque" }LOD 200CGPROGRAM#pragma surface surf Lambertsampler2D _MainTex;fixed4 _MainTint;fixed _ScrollXSpeed;fixed _ScrollYSpeed;struct Input {float2 uv_MainTex;};void surf (Input IN, inout SurfaceOutput o) {fixed2 scrolledUV = IN.uv_MainTex;fixed XScrollValue =_ScrollXSpeed * _Time;fixed YScrollValue =_ScrollYSpeed * _Time;scrolledUV += fixed2(XScrollValue,YScrollValue);half4 c = tex2D (_MainTex,scrolledUV);o.Albedo = c.rgb;o.Alpha = c.a;}ENDCG} FallBack "Diffuse"
}