#ifndef MY_CG_INCLUDE

#define MY_CG_INCLUDE

struct appdata_x {

    float4 vertex : POSITION;

    float4 texcoord : TEXCOORD0;

};

struct v2f_x{

    float4 pos : SV_POSITION;

    float2 uv  : TEXCOORD0;

};

#endif  

 Shader "Custom/MyShader"{

 Properties{

     _MainTex ("Main Tex", 2D) = "white" {}

 }

 SubShader

 {

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

     Pass

     {

     Tags { "LightMode"="ForwardBase" }

     CGPROGRAM

     #pragma vertex vert

     #pragma fragment frag

     #include "Lighting.cginc"

     #include "MyCgInclude.cginc"

     sampler2D _MainTex;

     float4 _MainTex_ST;

     v2f_x vert(appdata_x v)

     {

         v2f_img2 o;

         o.pos=UnityObjectToClipPos(v.vertex);//将顶点坐标变换到裁剪空间中

         o.uv = TRANSFORM_TEX(v.texcoord,_MainTex);//变换uv坐标

         return o;

     }

     fixed4 frag(v2f_x i):SV_Target

     {

         fixed4 c = tex2D (_MainTex, i.uv);//对纹理坐标进行采样

         return c;

     }

     ENDCG

     }

     }

 FallBack "Diffuse"

 }