UnityEngine.Material.SetTexture C# (CSharp) Method

        public extern void SetTexture(int nameID, Texture texture);
        /// <summary>

    public void SetNewMaterial()
    {
        Renderer _renderer = GetComponent<Renderer>();
        Material newMat = new Material(Shader.Find("Diffuse"));
        //Material newMat = new Material(renderer.sharedMaterial);

        bool baseMaterialHaveNormalMap = _renderer.sharedMaterial.GetTexture("_BumpMap");
        bool baseMaterialHaveCubeMap = _renderer.sharedMaterial.GetTexture("_Cube");

        newMat.SetTexture("_MainTex", _renderer.sharedMaterial.GetTexture("_MainTex"));
        newMat.SetTextureOffset("_MainTex", offset);
        newMat.SetTextureScale("_MainTex", scale);

        if (baseMaterialHaveNormalMap)
        {
            newMat.SetTexture("_BumpMap", _renderer.sharedMaterial.GetTexture("_BumpMap"));
            newMat.SetTextureOffset("_BumpMap", offset);
            newMat.SetTextureScale("_BumpMap", scale);
        }
        if (baseMaterialHaveCubeMap)
        {
            newMat.SetTexture("_Cube", _renderer.sharedMaterial.GetTexture("_Cube"));
            newMat.SetTextureScale("_Cube", scale);
            newMat.SetTextureOffset("_Cube", offset);
        }

        newMat.color = materialColor;

        _renderer.sharedMaterial = newMat;
    }