石墙 stone wall （blender+fbx）

blender里有两个材质球带blender后缀为实现效果，材质球fbx为贴图效果，如果想自定义修改请在blender里修改

In Blender, there are two material spheres with the Blender file extension to achieve the desired effect. The material sphere FBX is for the texture effect. If you want to customize and modify it, please do it in Blender.