shader 双面贴图

Shader"Custom/Texture"{

       Properties

       {

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

              _MainTexture("Main Texture",2D) ="Write"{}

       }

              SubShader

       { 

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

             

              Blend SrcAlpha OneMinusSrcAlpha

             

              Cull off  //关键行

              pass

       {

              CGPROGRAM

#pragmavertex vert

#pragmafragment frag

#include"UnityCG.cginc"

                    

                     sampler2D_MainTexture;

              float4_MainColor;

              structv2f

              {

                     float4pos:POSITION;

                     float4uv:TEXCOORD;

              };

              v2f vert(appdata_base v)

              {

                     v2f o;

                     o.pos = mul(UNITY_MATRIX_MVP,v.vertex);

                     o.uv = v.texcoord;

                     returno;

              }

              half4frag(v2f i) :COLOR

              { 

                     half4c = tex2D(_MainTexture,i.uv)*_MainColor;

                     returnc;

              }

                     ENDCG

       }

       }

              

              FallBack"DIFFUSE"

}