79 lines
2.9 KiB
Python
79 lines
2.9 KiB
Python
#!/usr/bin/env python3
|
|
import pathlib
|
|
import sys
|
|
|
|
import bpy
|
|
|
|
|
|
def move_channels_action(obj):
|
|
bpy.context.view_layer.objects.active = obj
|
|
obj.select_set(True)
|
|
action = obj.animation_data.action
|
|
curves = [
|
|
curve
|
|
for layer in action.layers
|
|
for strip in layer.strips
|
|
for bag in strip.channelbags
|
|
for curve in bag.fcurves
|
|
]
|
|
for curve in curves:
|
|
curve.select = curve.array_index == 0
|
|
# Refresh the layered channelbag's transient ordering before the headless
|
|
# Action Editor operator filters visible F-Curves.
|
|
bag = next(
|
|
bag
|
|
for layer in action.layers
|
|
for strip in layer.strips
|
|
for bag in strip.channelbags
|
|
)
|
|
group = bag.groups.new("WebGapMove")
|
|
for curve in (curves[0], curves[1], curves[2]):
|
|
curve.group = group
|
|
bag.groups.remove(group)
|
|
window = bpy.context.window
|
|
screen = window.screen
|
|
area = next(
|
|
(candidate for candidate in screen.areas
|
|
if candidate.type == "DOPESHEET_EDITOR" and candidate.height >= 200),
|
|
None,
|
|
)
|
|
if area is None:
|
|
area = next(candidate for candidate in screen.areas if candidate.type == "VIEW_3D")
|
|
area.type = "DOPESHEET_EDITOR"
|
|
area.spaces.active.ui_mode = "ACTION"
|
|
region = next(candidate for candidate in area.regions if candidate.type == "WINDOW")
|
|
with bpy.context.temp_override(window=window, screen=screen, area=area, region=region):
|
|
if not bpy.ops.anim.channels_move.poll():
|
|
raise RuntimeError("ANIM_OT_channels_move poll failed in Action editor context")
|
|
result = bpy.ops.anim.channels_move(direction="DOWN")
|
|
if "FINISHED" not in result:
|
|
raise RuntimeError(f"ANIM_OT_channels_move returned {result}")
|
|
|
|
ordered = [curve.array_index for curve in bag.fcurves]
|
|
if ordered != [1, 0, 2]:
|
|
raise RuntimeError(f"selected animation channel was not moved down: {ordered}")
|
|
|
|
|
|
if __name__ == "__main__":
|
|
arguments = sys.argv[sys.argv.index("--") + 1 :]
|
|
if len(arguments) != 1:
|
|
raise SystemExit("usage: blender -b --factory-startup --python M16-GAP-00162.py -- OUTPUT")
|
|
bpy.ops.wm.read_factory_settings(use_empty=True)
|
|
mesh = bpy.data.meshes.new("WebGapAnimChannelsMoveMesh")
|
|
mesh.from_pydata(
|
|
[(-1.0, -1.0, 0.0), (1.0, -1.0, 0.0), (1.0, 1.0, 0.0), (-1.0, 1.0, 0.0)],
|
|
[],
|
|
[(0, 1, 2, 3)],
|
|
)
|
|
obj = bpy.data.objects.new("WebGapAnimChannelsMoveObject", mesh)
|
|
bpy.context.scene.collection.objects.link(obj)
|
|
for frame, location in ((1, (0.0, 0.0, 0.0)), (3, (2.0, 3.0, 4.0)), (5, (4.0, 6.0, 8.0))):
|
|
obj.location = location
|
|
obj.keyframe_insert(data_path="location", frame=frame, index=-1)
|
|
bpy.context.scene.frame_start = 1
|
|
bpy.context.scene.frame_end = 5
|
|
move_channels_action(obj)
|
|
bpy.ops.wm.save_as_mainfile(
|
|
filepath=str(pathlib.Path(arguments[0]).resolve()), check_existing=False, compress=True
|
|
)
|