我需要改造卡特尔协调制度,以协调世界森林论坛的极地协调制度。 我想改变直线物体的循环。 我如何能够这样做?
I have several geometry meshes in my Viewport3D, these have bounds of (w:1800, h:500, d:25). When a user clicks in the middle of the mesh, I want the Point3D of (900, 500, 25)... How can I achieve ...