[Bf-extensions-cvs] [5e6bebf2] master: Revert "FBX Exporter: Support special case of constant interpolation"

[Dalai Felinto]

Commit: 5e6bebf292a6bdbc38b353913a38e88a40e3fe55
Author: Dalai Felinto
Date:   Thu Feb 28 18:43:14 2019 +0000
Branches: master
https://developer.blender.org/rBA5e6bebf292a6bdbc38b353913a38e88a40e3fe55

Revert "FBX Exporter: Support special case of constant interpolation"

This reverts commit 96a51679699c75e1a08f2d91b2b055bf6430e9d1.

My tests fail to test this properly. They key elements here are not
Blender's keyframes. I need to tackle this differently.

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

M	io_scene_fbx/export_fbx_bin.py

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

diff --git a/io_scene_fbx/export_fbx_bin.py b/io_scene_fbx/export_fbx_bin.py
index 63d67d4a..5ecc8706 100644
--- a/io_scene_fbx/export_fbx_bin.py
+++ b/io_scene_fbx/export_fbx_bin.py
@@ -1706,18 +1706,11 @@ def fbx_data_animation_elements(root, scene_data):
                         acurve.add_string(fbx_name_class(b"", b"AnimCurve"))
                         acurve.add_string(b"")
 
-                        # special case, if all keys are constant, set const interpolation mode
-                        constant = True
-                        for key in keys:
-                            if key.interpolation != 'CONSTANT':
-                                constant = False
-                                break
-
                         # key attributes...
                         nbr_keys = len(keys)
                         # flags...
                         keyattr_flags = (
-                            1 << (1 if constant else 2) |   # interpolation mode, 1 = constant, 2 = linear, 3 = cubic.
+                            1 << 2 |   # interpolation mode, 1 = constant, 2 = linear, 3 = cubic.
                             1 << 8 |   # tangent mode, 8 = auto, 9 = TCB, 10 = user, 11 = generic break,
                             1 << 13 |  # tangent mode, 12 = generic clamp, 13 = generic time independent,
                             1 << 14 |  # tangent mode, 13 + 14 = generic clamp progressive.