diff options
Diffstat (limited to 'tests/python')
| -rw-r--r-- | tests/python/bl_alembic_io_test.py | 104 |
1 files changed, 102 insertions, 2 deletions
diff --git a/tests/python/bl_alembic_io_test.py b/tests/python/bl_alembic_io_test.py index 41b28cb7c33..0f74b773c32 100644 --- a/tests/python/bl_alembic_io_test.py +++ b/tests/python/bl_alembic_io_test.py @@ -22,11 +22,14 @@ ./blender.bin --background -noaudio --factory-startup --python tests/python/bl_alembic_io_test.py -- --testdir /path/to/lib/tests/alembic """ +import math import pathlib import sys +import tempfile import unittest import bpy +from mathutils import Euler, Matrix, Vector args = None @@ -134,8 +137,6 @@ class SimpleImportTest(AbstractAlembicTest): self.assertEqual('Cube' in ob.name, ob.select_get()) def test_change_path_constraint(self): - import math - fname = 'cube-rotating1.abc' abc = self.testdir / fname relpath = bpy.path.relpath(str(abc)) @@ -250,6 +251,105 @@ class VertexColourImportTest(AbstractAlembicTest): self.assertAlmostEqualFloatArray(layer.data[99].color, (0.1294117, 0.3529411, 0.7529411, 1.0)) +class CameraExportImportTest(unittest.TestCase): + names = [ + 'CAM_Unit_Transform', + 'CAM_Look_+Y', + 'CAM_Static_Child_Left', + 'CAM_Static_Child_Right', + 'Static_Child', + 'CAM_Animated', + 'CAM_Animated_Child_Left', + 'CAM_Animated_Child_Right', + 'Animated_Child', + ] + + def setUp(self): + self._tempdir = tempfile.TemporaryDirectory() + self.tempdir = pathlib.Path(self._tempdir.name) + + def tearDown(self): + self._tempdir.cleanup() + + def test_export_hierarchy(self): + self.do_export_import_test(flatten=False) + + # Double-check that the export was hierarchical. + objects = bpy.context.scene.collection.objects + for name in self.names: + if 'Child' in name: + self.assertIsNotNone(objects[name].parent) + else: + self.assertIsNone(objects[name].parent) + + def test_export_flattened(self): + self.do_export_import_test(flatten=True) + + # Double-check that the export was flat. + objects = bpy.context.scene.collection.objects + for name in self.names: + self.assertIsNone(objects[name].parent) + + def do_export_import_test(self, *, flatten: bool): + bpy.ops.wm.open_mainfile(filepath=str(args.testdir / "camera_transforms.blend")) + + abc_path = self.tempdir / "camera_transforms.abc" + self.assertIn('FINISHED', bpy.ops.wm.alembic_export( + filepath=str(abc_path), + renderable_only=False, + flatten=flatten, + )) + + # Re-import what we just exported into an empty file. + bpy.ops.wm.open_mainfile(filepath=str(args.testdir / "empty.blend")) + self.assertIn('FINISHED', bpy.ops.wm.alembic_import(filepath=str(abc_path))) + + # Test that the import was ok. + bpy.context.scene.frame_set(1) + self.loc_rot_scale('CAM_Unit_Transform', (0, 0, 0), (0, 0, 0)) + + self.loc_rot_scale('CAM_Look_+Y', (2, 0, 0), (90, 0, 0)) + self.loc_rot_scale('CAM_Static_Child_Left', (2-0.15, 0, 0), (90, 0, 0)) + self.loc_rot_scale('CAM_Static_Child_Right', (2+0.15, 0, 0), (90, 0, 0)) + self.loc_rot_scale('Static_Child', (2, 0, 1), (90, 0, 0)) + + self.loc_rot_scale('CAM_Animated', (4, 0, 0), (90, 0, 0)) + self.loc_rot_scale('CAM_Animated_Child_Left', (4-0.15, 0, 0), (90, 0, 0)) + self.loc_rot_scale('CAM_Animated_Child_Right', (4+0.15, 0, 0), (90, 0, 0)) + self.loc_rot_scale('Animated_Child', (4, 0, 1), (90, 0, 0)) + + bpy.context.scene.frame_set(10) + + self.loc_rot_scale('CAM_Animated', (4, 1, 2), (90, 0, 25)) + self.loc_rot_scale('CAM_Animated_Child_Left', (3.864053, 0.936607, 2), (90, 0, 25)) + self.loc_rot_scale('CAM_Animated_Child_Right', (4.135946, 1.063392, 2), (90, 0, 25)) + self.loc_rot_scale('Animated_Child', (4, 1, 3), (90, -45, 25)) + + def loc_rot_scale(self, name: str, expect_loc, expect_rot_deg): + """Assert world loc/rot/scale is OK.""" + + objects = bpy.context.scene.collection.objects + depsgraph = bpy.context.evaluated_depsgraph_get() + ob_eval = objects[name].evaluated_get(depsgraph) + + actual_loc = ob_eval.matrix_world.to_translation() + actual_rot = ob_eval.matrix_world.to_euler('XYZ') + actual_scale = ob_eval.matrix_world.to_scale() + + self.assertAlmostEqual(expect_loc[0], actual_loc.x, delta=1e-5) + self.assertAlmostEqual(expect_loc[1], actual_loc.y, delta=1e-5) + self.assertAlmostEqual(expect_loc[2], actual_loc.z, delta=1e-5) + + self.assertAlmostEqual(expect_rot_deg[0], math.degrees(actual_rot.x), delta=1e-5) + self.assertAlmostEqual(expect_rot_deg[1], math.degrees(actual_rot.y), delta=1e-5) + self.assertAlmostEqual(expect_rot_deg[2], math.degrees(actual_rot.z), delta=1e-5) + + # This test doesn't use scale. + self.assertAlmostEqual(1, actual_scale.x, delta=1e-5) + self.assertAlmostEqual(1, actual_scale.y, delta=1e-5) + self.assertAlmostEqual(1, actual_scale.z, delta=1e-5) + + def main(): global args import argparse |