glTF exporter: option to export only deformation bones

1 files changed, 6 insertions, 1 deletions

diff --git a/io_scene_gltf2/blender/exp/gltf2_blender_gather_nodes.py b/io_scene_gltf2/blender/exp/gltf2_blender_gather_nodes.py
index 32745027..8af73b5d 100755
--- a/io_scene_gltf2/blender/exp/gltf2_blender_gather_nodes.py
+++ b/io_scene_gltf2/blender/exp/gltf2_blender_gather_nodes.py
@@ -135,7 +135,12 @@ def __gather_children(blender_object, blender_scene, export_settings):
     # blender bones
     if blender_object.type == "ARMATURE":
         root_joints = []
-        for blender_bone in blender_object.pose.bones:
+        if export_settings["gltf_def_bones"] is False:
+            bones = blender_object.pose.bones
+        else:
+            bones, _, _ = gltf2_blender_gather_skins.get_bone_tree(None, blender_object)
+            bones = [blender_object.pose.bones[b.name] for b in bones]
+        for blender_bone in bones:
             if not blender_bone.parent:
                 joint = gltf2_blender_gather_joints.gather_joint(blender_bone, export_settings)
                 children.append(joint)