Optional
extensionsDictionary object with extension-specific objects
Optional
extrasApplication-Specific data
A dictionary object, where each key corresponds to mesh attribute semantic and each value is the index of the accessor containing attribute's data
Optional
indicesThe index of the accessor that contains the indices
Optional
materialThe index of the material to apply to this primitive when rendering
Optional
modeThe type of primitives to render. All valid values correspond to WebGL enums
Optional
targetsAn array of Morph Targets, each Morph Target is a dictionary mapping attributes (only POSITION, NORMAL, and TANGENT supported) to their deviations in the Morph Target
Geometry to be rendered with the given material