序列幀動畫Shader]

Shader "Custom/Animation_00" {
    Properties {
        _MainTex ("Albedo (RGB)", 2D) = "white" {}
        _OnePictureLength("onePictureLength",float) = 0.1667
        _Cutoff("alpha",range(0,1))=0.5
    }
    SubShader {
        Tags { "RenderType"="Opaque" "Queue"="Transparent"}
        //AlphaTest Greater [_alpha]
        ZWrite off
        blend SrcAlpha OneMinusSrcAlpha
        LOD 200

        CGPROGRAM

        #pragma surface surf Lambert alphatest:_Cutoff

        sampler2D _MainTex;
        int i;
        float _OnePictureLength;

        struct Input {
            float2 uv_MainTex;
        };

        void surf (Input IN, inout SurfaceOutput o)
        {
            // 四捨五入
            i = round(_Time.w);
            float2 uv = IN.uv_MainTex;
            // 填入 1/圖片數量數字，看是橫的或是直的。
            uv *= float2(_OnePictureLength,1);
            uv += float2(i*_OnePictureLength,0);

            fixed4 c = tex2D (_MainTex, uv);
            o.Albedo = c.rgb;
            o.Alpha = c.a;
        }
        ENDCG
    }
    FallBack "Diffuse"
}