VertexColorAnimation.shader

Shader "Custom/VertexColorAnimation"
{
    Properties {}
    SubShader
    {
        Pass
        {
            CGPROGRAM
            #pragma vertex vert
            #pragma fragment frag

            #include "UnityCG.cginc"

            struct appdata
            {
                float4 vertex : POSITION;
                float4 color : COLOR;
            };

            struct v2f
            {
                float4 vertex: SV_POSITION;
                float4 color: COLOR;
            };

            void vert(in appdata v, out v2f o)
            {
                o.vertex = UnityObjectToClipPos(v.vertex);
                o.color = v.color;
            }

            void frag(in v2f i, out float4 col : SV_Target)
            {
                col = i.color + abs(_SinTime.z);
            }
            ENDCG
        }
    }
}