[Bf-extensions-cvs] [fac4c644] master: glTF exporter: make sure rotation are normalized

[Julien Duroure]

Commit: fac4c6443ba7da392ac26ad436513764f2ece290
Author: Julien Duroure
Date:   Tue May 12 18:45:58 2020 +0200
Branches: master
https://developer.blender.org/rBAfac4c6443ba7da392ac26ad436513764f2ece290

glTF exporter: make sure rotation are normalized

===================================================================

M	io_scene_gltf2/__init__.py
M	io_scene_gltf2/blender/exp/gltf2_blender_gather_nodes.py

===================================================================

diff --git a/io_scene_gltf2/__init__.py b/io_scene_gltf2/__init__.py
index 2825fa3c..5a283201 100755
--- a/io_scene_gltf2/__init__.py
+++ b/io_scene_gltf2/__init__.py
@@ -15,7 +15,7 @@
 bl_info = {
     'name': 'glTF 2.0 format',
     'author': 'Julien Duroure, Norbert Nopper, Urs Hanselmann, Moritz Becher, Benjamin Schmithüsen, Jim Eckerlein, and many external contributors',
-    "version": (1, 3, 15),
+    "version": (1, 3, 16),
     'blender': (2, 90, 0),
     'location': 'File > Import-Export',
     'description': 'Import-Export as glTF 2.0',
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 548c5299..d477bcbb 100755
--- a/io_scene_gltf2/blender/exp/gltf2_blender_gather_nodes.py
+++ b/io_scene_gltf2/blender/exp/gltf2_blender_gather_nodes.py
@@ -369,6 +369,9 @@ def __gather_trans_rot_scale(blender_object, export_settings):
                 rot = blender_object.rotation_euler.to_quaternion()
             sca = blender_object.scale
 
+    # make sure the rotation is normalized
+    rot.normalize()
+
     trans = gltf2_blender_extract.convert_swizzle_location(trans, None, None, export_settings)
     rot = gltf2_blender_extract.convert_swizzle_rotation(rot, export_settings)
     sca = gltf2_blender_extract.convert_swizzle_scale(sca, export_settings)