The supported model formats include: {{(idx > 0 ? ", " : "") + format}}
The x 3D model format usually refers to the Microsoft DirectX (.x) file format, which is a format used to store 3D models and their related data.
X file is a binary format used to store 3D models and their related data, including geometric information, texture mapping, animation data, etc.
X files are widely used in game development and graphic design, especially in applications that use DirectX API. It provides an effective way to save and load complex 3D models and their related data.