8a8921e7a8
This PR adds unit tests for the "Custom Properties" option in the User Preferences. It checks that the correct properties are keyed but not others. Pull Request: https://projects.blender.org/blender/blender/pulls/120422
675 lines
27 KiB
Python
675 lines
27 KiB
Python
# SPDX-FileCopyrightText: 2020-2023 Blender Authors
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#
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# SPDX-License-Identifier: GPL-2.0-or-later
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import unittest
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import bpy
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import pathlib
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import sys
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from math import radians
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"""
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blender -b --factory-startup --python tests/python/bl_animation_keyframing.py -- --testdir /path/to/tests/data/animation
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"""
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def _fcurve_paths_match(fcurves: list, expected_paths: list) -> bool:
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data_paths = list(set([fcurve.data_path for fcurve in fcurves]))
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data_paths.sort()
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expected_paths.sort()
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if data_paths != expected_paths:
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raise AssertionError(
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f"Expected paths do not match F-Curve paths. Expected: {expected_paths}. F-Curve: {data_paths}")
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def _get_view3d_context():
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ctx = bpy.context.copy()
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for area in bpy.context.window.screen.areas:
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if area.type != 'VIEW_3D':
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continue
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ctx['area'] = area
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ctx['space'] = area.spaces.active
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break
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return ctx
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def _get_nla_context():
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ctx = bpy.context.copy()
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for area in bpy.context.window.screen.areas:
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if area.type != 'NLA_EDITOR':
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continue
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ctx['area'] = area
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ctx['space'] = area.spaces.active
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break
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return ctx
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def _create_animation_object():
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anim_object = bpy.data.objects.new("anim_object", None)
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# Ensure that the rotation mode is correct so we can check against rotation_euler
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anim_object.rotation_mode = "XYZ"
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bpy.context.scene.collection.objects.link(anim_object)
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bpy.context.view_layer.objects.active = anim_object
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anim_object.select_set(True)
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return anim_object
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_BONE_NAME = "bone"
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def _create_armature():
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armature = bpy.data.armatures.new("anim_armature")
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armature_obj = bpy.data.objects.new("anim_object", armature)
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bpy.context.scene.collection.objects.link(armature_obj)
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bpy.context.view_layer.objects.active = armature_obj
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armature_obj.select_set(True)
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bpy.ops.object.mode_set(mode='EDIT')
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edit_bone = armature.edit_bones.new(_BONE_NAME)
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edit_bone.head = (1, 0, 0)
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bpy.ops.object.mode_set(mode='POSE')
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armature_obj.pose.bones[_BONE_NAME].rotation_mode = "XYZ"
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armature_obj.pose.bones[_BONE_NAME].bone.select = True
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armature_obj.pose.bones[_BONE_NAME].bone.select_head = True
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armature_obj.pose.bones[_BONE_NAME].bone.select_tail = True
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bpy.ops.object.mode_set(mode='OBJECT')
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return armature_obj
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def _insert_by_name_test(insert_key: str, expected_paths: list):
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keyed_object = _create_animation_object()
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.ops.anim.keyframe_insert_by_name(type=insert_key)
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_fcurve_paths_match(keyed_object.animation_data.action.fcurves, expected_paths)
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bpy.data.objects.remove(keyed_object, do_unlink=True)
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def _insert_from_user_preference_test(enabled_user_pref_fields: set, expected_paths: list):
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keyed_object = _create_animation_object()
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bpy.context.preferences.edit.key_insert_channels = enabled_user_pref_fields
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.ops.anim.keyframe_insert()
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_fcurve_paths_match(keyed_object.animation_data.action.fcurves, expected_paths)
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bpy.data.objects.remove(keyed_object, do_unlink=True)
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def _get_keying_set(scene, name: str):
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return scene.keying_sets_all[scene.keying_sets_all.find(name)]
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def _insert_with_keying_set_test(keying_set_name: str, expected_paths: list):
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scene = bpy.context.scene
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keying_set = _get_keying_set(scene, keying_set_name)
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scene.keying_sets.active = keying_set
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keyed_object = _create_animation_object()
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.ops.anim.keyframe_insert()
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_fcurve_paths_match(keyed_object.animation_data.action.fcurves, expected_paths)
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bpy.data.objects.remove(keyed_object, do_unlink=True)
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class AbstractKeyframingTest:
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def setUp(self):
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super().setUp()
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bpy.ops.wm.read_homefile(use_factory_startup=True)
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class InsertKeyTest(AbstractKeyframingTest, unittest.TestCase):
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""" Ensure keying things by name or with a keying set adds the right keys. """
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def test_insert_by_name(self):
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_insert_by_name_test("Location", ["location"])
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_insert_by_name_test("Rotation", ["rotation_euler"])
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_insert_by_name_test("Scaling", ["scale"])
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_insert_by_name_test("LocRotScale", ["location", "rotation_euler", "scale"])
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def test_insert_with_keying_set(self):
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_insert_with_keying_set_test("Location", ["location"])
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_insert_with_keying_set_test("Rotation", ["rotation_euler"])
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_insert_with_keying_set_test("Scale", ["scale"])
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_insert_with_keying_set_test("Location, Rotation & Scale", ["location", "rotation_euler", "scale"])
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def test_insert_from_user_preferences(self):
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_insert_from_user_preference_test({"LOCATION"}, ["location"])
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_insert_from_user_preference_test({"ROTATION"}, ["rotation_euler"])
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_insert_from_user_preference_test({"SCALE"}, ["scale"])
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_insert_from_user_preference_test({"LOCATION", "ROTATION", "SCALE"}, ["location", "rotation_euler", "scale"])
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def test_insert_custom_properties(self):
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# Used to create a datablock reference property.
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ref_object = bpy.data.objects.new("ref_object", None)
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bpy.context.scene.collection.objects.link(ref_object)
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bpy.context.preferences.edit.key_insert_channels = {"CUSTOM_PROPS"}
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keyed_object = _create_animation_object()
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keyed_properties = {
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"int": 1,
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"float": 1.0,
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"bool": True,
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"int_array": [1, 2, 3],
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"float_array": [1.0, 2.0, 3.0],
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"bool_array": [True, False, True],
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"'escaped'": 1,
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'"escaped"': 1
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}
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unkeyed_properties = {
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"str": "unkeyed",
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"reference": ref_object,
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}
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for path, value in keyed_properties.items():
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keyed_object[path] = value
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for path, value in unkeyed_properties.items():
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keyed_object[path] = value
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.ops.anim.keyframe_insert()
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keyed_rna_paths = [f"[\"{bpy.utils.escape_identifier(path)}\"]" for path in keyed_properties.keys()]
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_fcurve_paths_match(keyed_object.animation_data.action.fcurves, keyed_rna_paths)
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bpy.data.objects.remove(keyed_object, do_unlink=True)
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class VisualKeyingTest(AbstractKeyframingTest, unittest.TestCase):
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""" Check if visual keying produces the correct keyframe values. """
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def tearDown(self):
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super().tearDown()
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bpy.context.preferences.edit.use_visual_keying = False
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def test_visual_location_keying_set(self):
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t_value = 1
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target = _create_animation_object()
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target.location = (t_value, t_value, t_value)
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constrained = _create_animation_object()
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constraint = constrained.constraints.new("COPY_LOCATION")
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constraint.target = target
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.ops.anim.keyframe_insert_by_name(type="BUILTIN_KSI_VisualLoc")
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for fcurve in constrained.animation_data.action.fcurves:
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self.assertEqual(fcurve.keyframe_points[0].co.y, t_value)
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def test_visual_rotation_keying_set(self):
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rot_value_deg = 45
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rot_value_rads = radians(rot_value_deg)
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target = _create_animation_object()
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target.rotation_euler = (rot_value_rads, rot_value_rads, rot_value_rads)
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constrained = _create_animation_object()
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constraint = constrained.constraints.new("COPY_ROTATION")
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constraint.target = target
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.ops.anim.keyframe_insert_by_name(type="BUILTIN_KSI_VisualRot")
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for fcurve in constrained.animation_data.action.fcurves:
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self.assertAlmostEqual(fcurve.keyframe_points[0].co.y, rot_value_rads, places=4)
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def test_visual_location_user_pref_override(self):
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# When enabling the user preference setting,
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# the normal keying sets behave like their visual keying set counterpart.
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bpy.context.preferences.edit.use_visual_keying = True
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t_value = 1
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target = _create_animation_object()
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target.location = (t_value, t_value, t_value)
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constrained = _create_animation_object()
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constraint = constrained.constraints.new("COPY_LOCATION")
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constraint.target = target
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.ops.anim.keyframe_insert_by_name(type="Location")
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for fcurve in constrained.animation_data.action.fcurves:
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self.assertEqual(fcurve.keyframe_points[0].co.y, t_value)
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def test_visual_location_user_pref(self):
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target = _create_animation_object()
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t_value = 1
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target.location = (t_value, t_value, t_value)
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constrained = _create_animation_object()
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constraint = constrained.constraints.new("COPY_LOCATION")
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constraint.target = target
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bpy.context.preferences.edit.use_visual_keying = True
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bpy.context.preferences.edit.key_insert_channels = {"LOCATION"}
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.ops.anim.keyframe_insert()
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for fcurve in constrained.animation_data.action.fcurves:
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self.assertEqual(fcurve.keyframe_points[0].co.y, t_value)
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class CycleAwareKeyingTest(AbstractKeyframingTest, unittest.TestCase):
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""" Check if cycle aware keying remaps the keyframes correctly and adds fcurve modifiers. """
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def setUp(self):
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super().setUp()
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bpy.context.scene.tool_settings.use_keyframe_cycle_aware = True
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def test_insert_by_name(self):
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# In order to make cycle aware keying work, the action needs to be created and have the
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# frame_range set plus the use_frame_range flag set to True.
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keyed_object = _create_animation_object()
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.ops.anim.keyframe_insert_by_name(type="Location")
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action = keyed_object.animation_data.action
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action.use_cyclic = True
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action.use_frame_range = True
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action.frame_range = [1, 20]
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.context.scene.frame_set(5)
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bpy.ops.anim.keyframe_insert_by_name(type="Location")
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# Will be mapped to frame 3.
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bpy.context.preferences.edit.key_insert_channels = {"LOCATION"}
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bpy.context.scene.frame_set(22)
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bpy.ops.anim.keyframe_insert_by_name(type="Location")
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# Will be mapped to frame 9.
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bpy.context.scene.frame_set(-10)
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bpy.ops.anim.keyframe_insert_by_name(type="Location")
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# Check that only location keys have been created.
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_fcurve_paths_match(action.fcurves, ["location"])
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expected_keys = [1, 3, 5, 9, 20]
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for fcurve in action.fcurves:
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self.assertEqual(len(fcurve.keyframe_points), len(expected_keys))
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key_index = 0
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for key in fcurve.keyframe_points:
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self.assertEqual(key.co.x, expected_keys[key_index])
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key_index += 1
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# All fcurves should have a cycles modifier.
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self.assertTrue(fcurve.modifiers[0].type == "CYCLES")
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def test_insert_key(self):
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keyed_object = _create_animation_object()
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bpy.context.preferences.edit.key_insert_channels = {'LOCATION'}
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.ops.anim.keyframe_insert()
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action = keyed_object.animation_data.action
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action.use_cyclic = True
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action.use_frame_range = True
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action.frame_range = [1, 20]
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.context.scene.frame_set(5)
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bpy.ops.anim.keyframe_insert()
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# Will be mapped to frame 3.
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bpy.context.scene.frame_set(22)
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bpy.ops.anim.keyframe_insert()
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expected_keys = [1, 3, 5, 20]
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for fcurve in action.fcurves:
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self.assertEqual(len(fcurve.keyframe_points), len(expected_keys))
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key_index = 0
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for key in fcurve.keyframe_points:
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self.assertEqual(key.co.x, expected_keys[key_index])
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key_index += 1
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# All fcurves should have a cycles modifier.
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self.assertTrue(fcurve.modifiers[0].type == "CYCLES")
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class AutoKeyframingTest(AbstractKeyframingTest, unittest.TestCase):
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def setUp(self):
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super().setUp()
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bpy.context.scene.tool_settings.use_keyframe_insert_auto = True
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bpy.context.preferences.edit.use_keyframe_insert_available = False
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bpy.context.preferences.edit.use_keyframe_insert_needed = False
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bpy.context.preferences.edit.use_auto_keyframe_insert_needed = False
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def tearDown(self):
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super().tearDown()
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bpy.context.scene.tool_settings.use_keyframe_insert_auto = False
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def test_autokey_basic(self):
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keyed_object = _create_animation_object()
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.ops.transform.translate(value=(1, 0, 0))
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action = keyed_object.animation_data.action
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_fcurve_paths_match(action.fcurves, ["location", "rotation_euler", "scale"])
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def test_autokey_bone(self):
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armature_obj = _create_armature()
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bpy.ops.object.mode_set(mode='POSE')
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# Not overriding the context because it would mean context.selected_pose_bones is empty
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# resulting in a failure to move/key the bone
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bpy.ops.transform.translate(value=(1, 0, 0))
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bpy.ops.object.mode_set(mode='OBJECT')
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action = armature_obj.animation_data.action
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bone_path = f"pose.bones[\"{_BONE_NAME}\"]"
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expected_paths = [f"{bone_path}.location", f"{bone_path}.rotation_euler", f"{bone_path}.scale"]
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_fcurve_paths_match(action.fcurves, expected_paths)
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class InsertAvailableTest(AbstractKeyframingTest, unittest.TestCase):
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def setUp(self):
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super().setUp()
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bpy.context.scene.tool_settings.use_keyframe_insert_auto = True
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bpy.context.preferences.edit.use_keyframe_insert_available = True
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bpy.context.preferences.edit.use_keyframe_insert_needed = False
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bpy.context.preferences.edit.use_auto_keyframe_insert_needed = False
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def tearDown(self):
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super().tearDown()
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bpy.context.scene.tool_settings.use_keyframe_insert_auto = False
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bpy.context.preferences.edit.use_keyframe_insert_available = False
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def test_autokey_available_object(self):
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keyed_object = _create_animation_object()
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.context.scene.frame_set(1)
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bpy.ops.anim.keyframe_insert_by_name(type="Rotation")
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bpy.context.scene.frame_set(5)
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bpy.ops.transform.translate(value=(1, 0, 0))
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# Test that no new keyframes have been added.
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action = keyed_object.animation_data.action
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_fcurve_paths_match(action.fcurves, ["rotation_euler"])
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.context.scene.frame_set(1)
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bpy.ops.anim.keyframe_insert_by_name(type="Location")
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bpy.context.scene.frame_set(5)
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bpy.ops.transform.translate(value=(1, 0, 0))
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action = keyed_object.animation_data.action
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_fcurve_paths_match(action.fcurves, ["location", "rotation_euler"])
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for fcurve in action.fcurves:
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# Translating the bone would also add rotation keys as long as "Only Insert Needed" is off.
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if "location" in fcurve.data_path or "rotation" in fcurve.data_path:
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self.assertEqual(len(fcurve.keyframe_points), 2)
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else:
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raise AssertionError(f"Did not expect keys other than location and rotation, got {fcurve.data_path}.")
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def test_autokey_available_bone(self):
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armature_obj = _create_armature()
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bpy.ops.object.mode_set(mode='POSE')
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.context.scene.frame_set(1)
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bpy.ops.anim.keyframe_insert_by_name(type="Rotation")
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bpy.context.scene.frame_set(5)
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bpy.ops.transform.translate(value=(1, 0, 0))
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# Test that no new keyframes have been added.
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action = armature_obj.animation_data.action
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bone_path = f"pose.bones[\"{_BONE_NAME}\"]"
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expected_paths = [f"{bone_path}.rotation_euler"]
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_fcurve_paths_match(action.fcurves, expected_paths)
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with bpy.context.temp_override(**_get_view3d_context()):
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bpy.context.scene.frame_set(1)
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bpy.ops.anim.keyframe_insert_by_name(type="Location")
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bpy.context.scene.frame_set(5)
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bpy.ops.transform.translate(value=(1, 0, 0))
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expected_paths = [f"{bone_path}.location", f"{bone_path}.rotation_euler"]
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_fcurve_paths_match(action.fcurves, expected_paths)
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for fcurve in action.fcurves:
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# Translating the bone would also add rotation keys as long as "Only Insert Needed" is off.
|
|
if "location" in fcurve.data_path or "rotation" in fcurve.data_path:
|
|
self.assertEqual(len(fcurve.keyframe_points), 2)
|
|
else:
|
|
raise AssertionError(f"Did not expect keys other than location and rotation, got {fcurve.data_path}.")
|
|
|
|
def test_insert_available_keying_set(self):
|
|
keyed_object = _create_animation_object()
|
|
|
|
with bpy.context.temp_override(**_get_view3d_context()):
|
|
self.assertRaises(RuntimeError, bpy.ops.anim.keyframe_insert_by_name, type="Available")
|
|
|
|
self.assertIsNone(keyed_object.animation_data)
|
|
|
|
with bpy.context.temp_override(**_get_view3d_context()):
|
|
bpy.context.scene.frame_set(1)
|
|
bpy.ops.anim.keyframe_insert_by_name(type="Location")
|
|
bpy.context.scene.frame_set(5)
|
|
bpy.ops.anim.keyframe_insert_by_name(type="Available")
|
|
|
|
action = keyed_object.animation_data.action
|
|
_fcurve_paths_match(action.fcurves, ["location"])
|
|
|
|
for fcurve in action.fcurves:
|
|
self.assertEqual(len(fcurve.keyframe_points), 2)
|
|
|
|
|
|
class InsertNeededTest(AbstractKeyframingTest, unittest.TestCase):
|
|
|
|
def setUp(self):
|
|
super().setUp()
|
|
bpy.context.scene.tool_settings.use_keyframe_insert_auto = True
|
|
bpy.context.preferences.edit.use_keyframe_insert_needed = True
|
|
bpy.context.preferences.edit.use_auto_keyframe_insert_needed = True
|
|
bpy.context.preferences.edit.use_keyframe_insert_available = False
|
|
|
|
def tearDown(self):
|
|
super().tearDown()
|
|
bpy.context.scene.tool_settings.use_keyframe_insert_auto = False
|
|
bpy.context.preferences.edit.use_keyframe_insert_needed = False
|
|
bpy.context.preferences.edit.use_auto_keyframe_insert_needed = False
|
|
|
|
def test_insert_needed_object(self):
|
|
keyed_object = _create_animation_object()
|
|
|
|
with bpy.context.temp_override(**_get_view3d_context()):
|
|
bpy.context.scene.frame_set(1)
|
|
bpy.ops.transform.translate(value=(-1, 0, 0))
|
|
bpy.context.scene.frame_set(5)
|
|
bpy.ops.transform.translate(value=(1, 0, 0))
|
|
|
|
action = keyed_object.animation_data.action
|
|
_fcurve_paths_match(action.fcurves, ["location"])
|
|
|
|
# With "Insert Needed" enabled it has to key all location channels first,
|
|
# before it can add keys only to the channels where values have actually
|
|
# changed.
|
|
expected_keys = {
|
|
"location": (2, 1, 1)
|
|
}
|
|
|
|
self.assertEqual(len(action.fcurves), 3)
|
|
|
|
for fcurve in action.fcurves:
|
|
if fcurve.data_path not in expected_keys:
|
|
raise AssertionError(f"Did not expect a key on {fcurve.data_path}")
|
|
self.assertEqual(expected_keys[fcurve.data_path][fcurve.array_index], len(fcurve.keyframe_points))
|
|
|
|
def test_insert_needed_bone(self):
|
|
armature_obj = _create_armature()
|
|
|
|
bpy.ops.object.mode_set(mode='POSE')
|
|
with bpy.context.temp_override(**_get_view3d_context()):
|
|
bpy.context.scene.frame_set(1)
|
|
bpy.ops.transform.translate(value=(-1, 0, 0), orient_type='LOCAL')
|
|
bpy.context.scene.frame_set(5)
|
|
bpy.ops.transform.translate(value=(1, 0, 0), orient_type='LOCAL')
|
|
|
|
bpy.ops.object.mode_set(mode='OBJECT')
|
|
|
|
action = armature_obj.animation_data.action
|
|
bone_path = f"pose.bones[\"{_BONE_NAME}\"]"
|
|
_fcurve_paths_match(action.fcurves, [f"{bone_path}.location"])
|
|
|
|
# With "Insert Needed" enabled it has to key all location channels first,
|
|
# before it can add keys only to the channels where values have actually
|
|
# changed.
|
|
expected_keys = {
|
|
f"{bone_path}.location": (2, 1, 1)
|
|
}
|
|
|
|
self.assertEqual(len(action.fcurves), 3)
|
|
|
|
for fcurve in action.fcurves:
|
|
if fcurve.data_path not in expected_keys:
|
|
raise AssertionError(f"Did not expect a key on {fcurve.data_path}")
|
|
self.assertEqual(expected_keys[fcurve.data_path][fcurve.array_index], len(fcurve.keyframe_points))
|
|
|
|
|
|
def _create_nla_anim_object():
|
|
"""
|
|
Creates an object with 3 NLA tracks each with a strip that has its own action.
|
|
The middle layer is additive.
|
|
Creates a key on frame 0 and frame 10 for each of them.
|
|
The values are:
|
|
top: 0, 0
|
|
add: 0, 1
|
|
base: 0, 1
|
|
"""
|
|
anim_object = bpy.data.objects.new("anim_object", None)
|
|
bpy.context.scene.collection.objects.link(anim_object)
|
|
bpy.context.view_layer.objects.active = anim_object
|
|
anim_object.select_set(True)
|
|
anim_object.animation_data_create()
|
|
|
|
track = anim_object.animation_data.nla_tracks.new()
|
|
track.name = "base"
|
|
action_base = bpy.data.actions.new(name="action_base")
|
|
fcu = action_base.fcurves.new(data_path="location", index=0)
|
|
fcu.keyframe_points.insert(0, value=0).interpolation = 'LINEAR'
|
|
fcu.keyframe_points.insert(10, value=1).interpolation = 'LINEAR'
|
|
track.strips.new("base_strip", 0, action_base)
|
|
|
|
track = anim_object.animation_data.nla_tracks.new()
|
|
track.name = "add"
|
|
action_add = bpy.data.actions.new(name="action_add")
|
|
fcu = action_add.fcurves.new(data_path="location", index=0)
|
|
fcu.keyframe_points.insert(0, value=0).interpolation = 'LINEAR'
|
|
fcu.keyframe_points.insert(10, value=1).interpolation = 'LINEAR'
|
|
strip = track.strips.new("add_strip", 0, action_add)
|
|
strip.blend_type = "ADD"
|
|
|
|
track = anim_object.animation_data.nla_tracks.new()
|
|
track.name = "top"
|
|
action_top = bpy.data.actions.new(name="action_top")
|
|
fcu = action_top.fcurves.new(data_path="location", index=0)
|
|
fcu.keyframe_points.insert(0, value=0).interpolation = 'LINEAR'
|
|
fcu.keyframe_points.insert(10, value=0).interpolation = 'LINEAR'
|
|
track.strips.new("top_strip", 0, action_top)
|
|
|
|
return anim_object
|
|
|
|
|
|
class NlaInsertTest(AbstractKeyframingTest, unittest.TestCase):
|
|
"""
|
|
Testing inserting keys into an NLA stack.
|
|
The system is expected to remap the inserted values based on the strips blend_type.
|
|
"""
|
|
|
|
def setUp(self):
|
|
super().setUp()
|
|
bpy.context.preferences.edit.key_insert_channels = {'LOCATION'}
|
|
# Change one area to the NLA so we can call operators in it.
|
|
# Assumes there is at least one editor in the blender default startup file that is not the 3D viewport.
|
|
for area in bpy.context.window.screen.areas:
|
|
if area.type == 'VIEW_3D':
|
|
continue
|
|
area.type = "NLA_EDITOR"
|
|
break
|
|
|
|
def test_insert_failure(self):
|
|
# If the topmost track is set to "REPLACE" the system will fail
|
|
# when trying to insert keys into a layer beneath.
|
|
nla_anim_object = _create_nla_anim_object()
|
|
tracks = nla_anim_object.animation_data.nla_tracks
|
|
|
|
with bpy.context.temp_override(**_get_nla_context()):
|
|
bpy.ops.nla.select_all(action="DESELECT")
|
|
tracks.active = tracks["base"]
|
|
tracks["base"].strips[0].select = True
|
|
bpy.ops.nla.tweakmode_enter(use_upper_stack_evaluation=True)
|
|
|
|
with bpy.context.temp_override(**_get_view3d_context()):
|
|
bpy.context.scene.frame_set(5)
|
|
bpy.ops.anim.keyframe_insert()
|
|
|
|
base_action = bpy.data.actions["action_base"]
|
|
# Location X should not have been able to insert a keyframe because the top strip is overriding the result completely,
|
|
# making it impossible to calculate which value should be inserted.
|
|
self.assertEqual(len(base_action.fcurves.find("location", index=0).keyframe_points), 2)
|
|
# Location Y and Z will go through since they have not been defined in the action of the top strip.
|
|
self.assertEqual(len(base_action.fcurves.find("location", index=1).keyframe_points), 1)
|
|
self.assertEqual(len(base_action.fcurves.find("location", index=2).keyframe_points), 1)
|
|
|
|
def test_insert_additive(self):
|
|
nla_anim_object = _create_nla_anim_object()
|
|
tracks = nla_anim_object.animation_data.nla_tracks
|
|
|
|
# This leaves the additive track as the topmost track with influence
|
|
tracks["top"].mute = True
|
|
|
|
with bpy.context.temp_override(**_get_nla_context()):
|
|
bpy.ops.nla.select_all(action="DESELECT")
|
|
tracks.active = tracks["base"]
|
|
tracks["base"].strips[0].select = True
|
|
bpy.ops.nla.tweakmode_enter(use_upper_stack_evaluation=True)
|
|
|
|
# Inserting over the existing keyframe.
|
|
bpy.context.scene.frame_set(10)
|
|
with bpy.context.temp_override(**_get_view3d_context()):
|
|
bpy.ops.anim.keyframe_insert()
|
|
|
|
base_action = bpy.data.actions["action_base"]
|
|
# This should have added keys to Y and Z but not X.
|
|
# X already had two keys from the file setup.
|
|
self.assertEqual(len(base_action.fcurves.find("location", index=0).keyframe_points), 2)
|
|
self.assertEqual(len(base_action.fcurves.find("location", index=1).keyframe_points), 1)
|
|
self.assertEqual(len(base_action.fcurves.find("location", index=2).keyframe_points), 1)
|
|
|
|
# The keyframe value should not be changed even though the position of the
|
|
# object is modified by the additive layer.
|
|
self.assertAlmostEqual(nla_anim_object.location.x, 2.0, 8)
|
|
fcurve_loc_x = base_action.fcurves.find("location", index=0)
|
|
self.assertAlmostEqual(fcurve_loc_x.keyframe_points[-1].co[1], 1.0, 8)
|
|
|
|
|
|
def main():
|
|
global args
|
|
import argparse
|
|
|
|
if '--' in sys.argv:
|
|
argv = [sys.argv[0]] + sys.argv[sys.argv.index('--') + 1:]
|
|
else:
|
|
argv = sys.argv
|
|
|
|
parser = argparse.ArgumentParser()
|
|
parser.add_argument('--testdir', required=True, type=pathlib.Path)
|
|
args, remaining = parser.parse_known_args(argv)
|
|
|
|
unittest.main(argv=remaining)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|