pub fn build_morph_init_from_flat_iter(
morph_count: u32,
bone_morphs: impl IntoIterator<Item = FlatBoneMorphInput>,
group_morphs: impl IntoIterator<Item = FlatGroupMorphInput>,
) -> Result<MorphInit, FlatModelInputError>pub fn build_morph_init_from_flat_iter(
morph_count: u32,
bone_morphs: impl IntoIterator<Item = FlatBoneMorphInput>,
group_morphs: impl IntoIterator<Item = FlatGroupMorphInput>,
) -> Result<MorphInit, FlatModelInputError>