Update 'Nuke Animation Format' to Blender 2.8

Differential Revision: https://developer.blender.org/D4844

io_anim_nuke_chan/__init__.py

@@ -22,7 +22,7 @@ bl_info = {
     "name": "Nuke Animation Format (.chan)",
     "author": "Michael Krupa",
     "version": (1, 0),
-    "blender": (2, 61, 0),
+    "blender": (2, 80, 0),
     "location": "File > Import/Export > Nuke (.chan)",
     "description": "Import/Export object's animation with nuke",
     "warning": "",

io_anim_nuke_chan/export_nuke_chan.py

@@ -55,7 +55,7 @@ def save_chan(context, filepath, y_up, rot_ord):
         # if the setting is proper use the rotation matrix
         # to flip the Z and Y axis
         if y_up:
-            mat = rot_mat * mat
+            mat = rot_mat @ mat
 
         # create the first component of a new line, the frame number
         fw("%i\t" % frame)

io_anim_nuke_chan/import_nuke_chan.py

@@ -72,12 +72,12 @@ def read_chan(context, filepath, z_up, rot_ord, sensor_width, sensor_height):
             mrot_mat.resize_4x4()
 
             # merge the rotation and translation
-            m_trans_mat = translation_mat * mrot_mat
+            m_trans_mat = translation_mat @ mrot_mat
 
             # correct the world space
             # (nuke's and blenders scene spaces are different)
             if z_up:
-                m_trans_mat = rot_mat * m_trans_mat
+                m_trans_mat = rot_mat @ m_trans_mat
 
             # break the matrix into a set of the coordinates
             trns = m_trans_mat.decompose()