From 72599842ab5bceaeec46623f382f3af2c3715d3b Mon Sep 17 00:00:00 2001 From: Julien Duroure Date: Wed, 7 Aug 2019 07:02:50 +0200 Subject: glTF exporter: add some checks on animation data, fixing error with weird files --- io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_channels.py | 3 +++ .../blender/exp/gltf2_blender_gather_animation_sampler_keyframes.py | 2 ++ 2 files changed, 5 insertions(+) (limited to 'io_scene_gltf2/blender') diff --git a/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_channels.py b/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_channels.py index 0c931ebd..412f275b 100755 --- a/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_channels.py +++ b/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_channels.py @@ -148,6 +148,9 @@ def __gather_target(channels: typing.Tuple[bpy.types.FCurve], def __get_channel_groups(blender_action: bpy.types.Action, blender_object: bpy.types.Object, export_settings): targets = {} for fcurve in blender_action.fcurves: + # In some invalid files, channel hasn't any keyframes ... this channel need to be ignored + if len(fcurve.keyframe_points) == 0: + continue try: target_property = get_target_property_name(fcurve.data_path) except: diff --git a/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_sampler_keyframes.py b/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_sampler_keyframes.py index a24b2298..5d7763d0 100755 --- a/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_sampler_keyframes.py +++ b/io_scene_gltf2/blender/exp/gltf2_blender_gather_animation_sampler_keyframes.py @@ -181,6 +181,8 @@ def gather_keyframes(blender_object_if_armature: typing.Optional[bpy.types.Objec else: # Just use the keyframes as they are specified in blender frames = [keyframe.co[0] for keyframe in channels[0].keyframe_points] + # some weird files have duplicate frame at same time, removed them + frames = sorted(set(frames)) for i, frame in enumerate(frames): key = Keyframe(channels, frame, bake_channel) # key.value = [c.keyframe_points[i].co[0] for c in action_group.channels] -- cgit v1.2.3