UnityEngine.CanvasRenderer.SetMaterial C# (CSharp) Method

        public extern void SetMaterial(Material material, int index);
        /// <summary>

 public void SetMaterial(Material material, UnityEngine.Color ac)
 {
     if (canvasRenderer.GetMaterial() != material)
     {
         canvasRenderer.SetMaterial(material, null);
     }
     additionalColor = ac;
     buffer.modified = true;
 }