65张基本图形光影参考图片素材 Gumroad – Geo Art Ref Primitive Shapes Pack 1 – 3一共3套共65张基本三维图形的光影图片参考图，对应三维渲染或者绘画有参考价值High quality reference images of geometric primitive shapes.

Shot at a low perspective and lit by a single neutral light source on a white background.

Perfect for art students learning how to render and draw fundamental primitive forms.