private static void SetupVertexColorBlendOp(Material material, UniUnlitVertexColorBlendOp vColBlendOp)
        {
            switch (vColBlendOp)
            {
            case UniUnlitVertexColorBlendOp.None:
                SetKeyword(material, KeywordVertexColMul, false);
                break;

            case UniUnlitVertexColorBlendOp.Multiply:
                SetKeyword(material, KeywordVertexColMul, true);
                break;
            }
        }
 public static void SetVColBlendMode(Material material, UniUnlitVertexColorBlendOp mode)
 {
     material.SetInt(PropNameVColBlendMode, (int)mode);
 }