Regarding the topic: 3D models in the frame
Try using the three.js JSON or glTF . Both formats are recommended by the a-frame command in docs .
I remember how Don McCurdy pointed out that fbx models fbx complex and hard to interpret, so JSON formats appeared in webGL.
While working with ar.js, I remember that I had no problems using Three.js JSON models with multiple animations, as well as glTF static / one-dimensional animation models.
You can easily export your model to glTF using khronos or kupomans , and three.js JSON using this one .
In addition, glTF models work with the a-frame core library without any extras!
As for fbx's, I never made them work properly, since others are for webGL, I would try them.
Piotr Adam Milewski
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