unity3d给某个对象添加材质

unity3d给某个对象添加材质

public void SetMaterial()
{
    GameObject indexGameObject=list_topIfcSlabs[5];

    Renderer[] renders = indexGameObject.GetComponentsInChildren<Renderer>();
    Material newMat = Resources.Load<Material>("Material/Material_TH");
    renders[0].material = newMat;

}

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