glTF Are bone matrices specified in local or model space?
问题 So the official documentation says: Note that the node transform is the local transform of the node relative to the joint, like any other node in the glTF node hierarchy as described in the Transformation section. I am a bit fuzzy as to what exactly the distinction is between node and joint here. Assuming I can conflate the 2, go to the SimpleSkin exmaple int the models And look at the json: "nodes" : [ { "skin" : 0, "mesh" : 0 }, { "children" : [ 2 ], "translation" : [ 0.0, 1.0, 0.0 ] }, {