Unity3D：設置GameObject為半透明

參考文檔：https://docs.unity3d.com/ScriptReference/Shader.Find.html

改變color的alpha即可。

關鍵：Transparent/Diffuse

 Material material = new Material(Shader.Find("Transparent/Diffuse"));
 material.color = Color.green;
 GetComponent<Renderer>().material = material;