Unity allows you to set the level of graphical quality it will attempt to render. Generally speaking, quality comes at the expense of framerate and so it may be best not to aim for the highest quality on mobile devices or older hardware since it will
Primitive and Placeholder Objects 原始的基础物体 Unity can work with 3D models of any shape that can be created with modelling software. However, there are also a number of primitive object types that can be created directly within Unity, namely the Cube, S