Unity3D动态创建Material

 Material mat = null; 
2 mat = new Material(Shader.Find("Sprite/Vertex Colored, Fast"));
3 mat.SetTexture("_MainTex", Resources.Load(szResourceName) as Texture2D);

其中Shader.Find("Sprite/Vertex Colored, Fast")参数是编辑器中选择Material的Shader的那个字符串