- Introduced a new `Boundary Padding` preference in the Cutout Tool with a default of 2 px and a configurable range of 1-4 px. - Updated the Cutout client to establish inward mapping from the final Mask, sampling in a fixed direction and processing independent material RGBA and Depth. - Enhanced the handling of RGBA and Depth during cutout operations, ensuring proper mapping and preservation of source data. - Added tests to validate the new boundary padding functionality and its integration with existing cutout processes. feat(geometry): remove overall mesh smoothing from geometry nodes - Removed the `Smooth` input from several geometry node groups to eliminate unnecessary overall mesh smoothing. - Retained `Smooth Weight` for depth nodes while removing it from Cutout and Relief Plane nodes. - Ensured that boundary, normal, and fill smoothing behaviors remain intact and consistent. - Updated tests and documentation to reflect the changes in node interfaces and behaviors. feat(normals): scale tangent normals with depth - Reused the existing `o_normal_reduction` attribute to adjust Tangent Normal strength based on the geometry's `Depth Scale`. - Ensured that Tangent Normal strength is consistent with the geometry depth, preserving full strength for materials that do not provide the attribute. - Updated tests to verify the correct behavior of normal strength adjustments in both Tangent and Object Space.
399 lines
14 KiB
Python
399 lines
14 KiB
Python
import sys
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from types import ModuleType, SimpleNamespace
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from unittest.mock import Mock, patch
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from tests.support.blender import BlenderTestCase
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class MaskToolTest(BlenderTestCase):
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def test_selection_mask_keeps_nonzero_winding_overlap(self):
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path = (
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(1, 1),
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(7, 1),
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(7, 7),
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(1, 7),
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(1, 1),
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(4, 1),
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(10, 1),
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(10, 7),
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(4, 7),
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(4, 1),
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(1, 1),
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)
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selection = self.image_selection.rasterize_selection_path(
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(12, 9),
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self.image_selection.SelectionPath(points=path),
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).full_values((12, 9))
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self.assertTrue(selection[3, 5])
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triangles = self.image_interaction.preview_fill_geometry(path)[0]
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preview_area = sum(
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abs(
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self.image_interaction._triangle_cross(
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triangles[index],
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triangles[index + 1],
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triangles[index + 2],
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)
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)
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* 0.5
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for index in range(0, len(triangles), 3)
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)
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self.assertAlmostEqual(preview_area, 54.0)
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def test_mask_freezes_scene_settings_on_invoke(self):
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settings = SimpleNamespace(
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mask_gesture="BRUSH",
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mask_mode="EXTEND",
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mask_radius=64,
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)
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context = SimpleNamespace(scene=SimpleNamespace(anyimage_settings=settings))
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operator = SimpleNamespace(gesture="LASSO", mode="SET", radius=25)
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self.edit_mask.EditImageAlpha._read_gesture_settings(operator, context)
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self.assertEqual(operator.gesture, "BRUSH")
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self.assertEqual(operator.mode, "EXTEND")
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self.assertEqual(operator.radius, 64)
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def test_mask_and_rectify_start_after_an_empty_pick(self):
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source = SimpleNamespace(
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name="Source",
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data=SimpleNamespace(size=(8, 6)),
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matrix_world="matrix",
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)
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area = SimpleNamespace(as_pointer=lambda: 1, tag_redraw=Mock())
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region = SimpleNamespace(as_pointer=lambda: 2, width=100, height=80)
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window_manager = SimpleNamespace(
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modal_handler_add=Mock(),
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event_timer_add=Mock(return_value="timer"),
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)
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context = SimpleNamespace(
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area=area,
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region=region,
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window=object(),
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window_manager=window_manager,
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workspace=SimpleNamespace(status_text_set=Mock()),
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scene=SimpleNamespace(
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anyimage_settings=SimpleNamespace(
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mask_gesture="LASSO",
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mask_mode="SUBTRACT",
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mask_radius=25,
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)
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),
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)
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event = SimpleNamespace(
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mouse_region_x=12,
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mouse_region_y=18,
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value="PRESS",
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)
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previous_space = getattr(self.fake_bpy.types, "SpaceView3D", None)
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self.fake_bpy.types.SpaceView3D = SimpleNamespace(
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draw_handler_add=Mock(return_value="handler")
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)
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try:
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with (
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patch.object(
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self.image_interaction,
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"resolve_image_edit_click",
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return_value=(source, True),
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),
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patch.object(
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self.image_interaction,
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"is_animated_image",
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return_value=False,
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),
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patch.object(
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self.image_interaction,
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"serialize_matrix",
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return_value="serialized",
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),
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):
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mask = self.edit_mask.EditImageAlpha()
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mask.report = Mock()
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self.assertEqual(mask.invoke(context, event), {"RUNNING_MODAL"})
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self.assertEqual(mask._path, [(12.0, 18.0)])
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with (
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patch.object(
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self.rectify,
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"resolve_image_edit_click",
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return_value=(source, True),
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),
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patch.object(
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self.rectify,
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"is_animated_image",
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return_value=False,
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),
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patch.object(
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self.rectify,
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"serialize_matrix",
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return_value="serialized",
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),
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):
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rectify = self.rectify.RectifyImagePerspective()
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rectify.report = Mock()
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self.assertEqual(rectify.invoke(context, event), {"RUNNING_MODAL"})
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self.assertEqual(rectify._points, [(12.0, 18.0)])
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finally:
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if previous_space is None:
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del self.fake_bpy.types.SpaceView3D
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else:
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self.fake_bpy.types.SpaceView3D = previous_space
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def test_mask_and_rectify_cancel_without_an_active_image(self):
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context = SimpleNamespace(
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scene=SimpleNamespace(
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anyimage_settings=SimpleNamespace(
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mask_gesture="LASSO",
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mask_mode="SUBTRACT",
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mask_radius=25,
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)
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)
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)
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event = SimpleNamespace()
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with patch.object(
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self.image_interaction,
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"resolve_image_edit_click",
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return_value=(None, False),
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):
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mask = self.edit_mask.EditImageAlpha()
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mask.report = Mock()
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self.assertEqual(mask.invoke(context, event), {"CANCELLED"})
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with patch.object(
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self.rectify,
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"resolve_image_edit_click",
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return_value=(None, False),
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):
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rectify = self.rectify.RectifyImagePerspective()
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rectify.report = Mock()
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self.assertEqual(rectify.invoke(context, event), {"CANCELLED"})
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def test_image_mask_fill_triangulates_a_concave_polygon_without_overlap(self):
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polygon = (
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(0, 0),
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(4, 0),
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(4, 4),
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(3, 4),
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(3, 1),
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(1, 1),
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(1, 4),
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(0, 4),
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)
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triangles = self.image_interaction.triangulated_polygon_vertices(polygon)
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area = sum(
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abs(
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self.image_interaction._triangle_cross(
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triangles[index],
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triangles[index + 1],
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triangles[index + 2],
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)
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)
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* 0.5
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for index in range(0, len(triangles), 3)
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)
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self.assertEqual(len(triangles), 18)
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self.assertAlmostEqual(area, 10.0)
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def test_image_mask_fill_uses_blender_geometry_without_stopping_the_draw(self):
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mathutils = ModuleType("mathutils")
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mathutils.Vector = lambda values: values
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mathutils.geometry = SimpleNamespace(
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tessellate_polygon=lambda _loops: (
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((0.0, 0.0, 0.0), (2.0, 0.0, 0.0), (0.0, 2.0, 0.0)),
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)
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)
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with patch.dict(sys.modules, {"mathutils": mathutils}):
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triangles = self.image_interaction.triangulated_polygon_vertices(
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((0, 0), (2, 0), (0, 2))
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)
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self.assertEqual(
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triangles,
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((0.0, 0.0), (2.0, 0.0), (0.0, 2.0)),
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)
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def test_image_mask_fill_falls_back_when_blender_tessellation_rejects_path(self):
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mathutils = ModuleType("mathutils")
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mathutils.Vector = lambda values: values
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mathutils.geometry = SimpleNamespace(
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tessellate_polygon=lambda _loops: (_ for _ in ()).throw(TypeError())
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)
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with patch.dict(sys.modules, {"mathutils": mathutils}):
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triangles = self.image_interaction.triangulated_polygon_vertices(
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((0, 0), (2, 0), (0, 2))
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)
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self.assertEqual(len(triangles), 3)
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def test_image_mask_preview_fills_a_self_intersecting_lasso(self):
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polygon = ((0, 0), (4, 4), (0, 4), (4, 0))
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triangles = self.image_interaction.preview_fill_geometry(polygon)[0]
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area = sum(
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abs(
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self.image_interaction._triangle_cross(
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triangles[index],
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triangles[index + 1],
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triangles[index + 2],
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)
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)
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* 0.5
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for index in range(0, len(triangles), 3)
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)
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self.assertTrue(triangles)
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self.assertAlmostEqual(area, 8.0)
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def test_image_mask_preview_detects_only_actual_self_intersections(self):
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self.assertTrue(
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self.image_interaction.polygon_self_intersects(
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((0, 0), (4, 4), (0, 4), (4, 0))
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)
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)
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self.assertFalse(
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self.image_interaction.polygon_self_intersects(
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((0, 0), (4, 0), (2, 2), (4, 4), (0, 4))
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)
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)
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def test_mask_alpha_modes_preserve_rgb_and_canvas(self):
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import numpy as np
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source = np.zeros((2, 3, 4), dtype=np.float32)
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source[:, :, :3] = np.asarray((0.2, 0.4, 0.6), dtype=np.float32)
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source[:, :, 3] = np.asarray(((0.2, 0.5, 0.8), (1.0, 0.4, 0.0)))
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mask = self.image_selection.SelectionMask(
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np.asarray(((0.25, 1.0), (0.5, 0.75)), dtype=np.float32),
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(1, 0, 3, 2),
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)
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full_mask = mask.full_values((3, 2))
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expected_alpha = {
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"SET": source[:, :, 3] * full_mask,
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"EXTEND": np.maximum(source[:, :, 3], full_mask),
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"SUBTRACT": source[:, :, 3] * (1.0 - full_mask),
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}
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for mode, expected in expected_alpha.items():
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with self.subTest(mode=mode):
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pixels = self.edit_mask.apply_alpha_mask(source, mask, mode)
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result = np.flipud(pixels.reshape(source.shape))
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np.testing.assert_allclose(result[:, :, :3], source[:, :, :3])
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np.testing.assert_allclose(result[:, :, 3], expected)
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def test_mask_brush_stroke_is_circular_and_continuous(self):
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import numpy as np
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single = self.edit_mask.rasterize_brush_path(
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(120, 50),
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((20, 25),),
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10,
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lambda path: path,
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)
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stroke = self.edit_mask.rasterize_brush_path(
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(120, 50),
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((20, 25), (100, 25)),
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10,
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lambda path: path,
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)
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single_values = single.full_values((120, 50))
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stroke_values = stroke.full_values((120, 50))
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self.assertGreater(single_values[25, 20], 0.9)
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self.assertEqual(single_values[0, 0], 0.0)
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self.assertTrue(np.all(stroke_values[25, 20:101] > 0.9))
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def test_mask_brush_clips_bounds_and_projects_screen_radius(self):
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clipped = self.edit_mask.rasterize_brush_path(
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(80, 40),
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((0, 0),),
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10,
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lambda path: path,
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)
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projected = self.edit_mask.rasterize_brush_path(
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(160, 80),
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((30, 30),),
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10,
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lambda path: tuple((x * 2.0, y * 0.5) for x, y in path),
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)
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self.assertEqual(clipped.bounds[:2], (0, 0))
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projected_width = projected.bounds[2] - projected.bounds[0]
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projected_height = projected.bounds[3] - projected.bounds[1]
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self.assertGreater(projected_width, projected_height * 3)
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def test_mask_brush_round_turn_stays_inside_the_radius(self):
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polygons = self.image_interaction.brush_footprint_polygons(
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((10.0, 10.0), (30.0, 10.0), (15.0, 11.0)),
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5.0,
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)
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bands = self.image_interaction.scanline_union_bands(polygons)
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center_band = next(
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band for band in bands if band[0] <= 10.0 < band[1]
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)
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self.assertTrue(
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all(len(intervals) == 1 for _bottom, _top, intervals in bands if intervals)
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)
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self.assertEqual(len(center_band[2]), 1)
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sample_y = (center_band[0] + center_band[1]) / 2
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half_width = (25 - (sample_y - 10) ** 2) ** 0.5
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self.assertAlmostEqual(center_band[2][0][0], 10 - half_width, delta=0.03)
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self.assertAlmostEqual(center_band[2][0][1], 30 + half_width, delta=0.03)
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def test_mask_brush_self_intersection_uses_non_zero_winding(self):
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selection_mask = self.edit_mask.rasterize_brush_path(
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(80, 80),
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((15, 15), (65, 65), (15, 65), (65, 15)),
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6,
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lambda path: path,
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)
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values = selection_mask.full_values((80, 80))
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self.assertGreater(values[40, 40], 0.9)
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def test_mask_brush_path_builds_one_coverage_after_release(self):
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import numpy as np
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selection_mask = self.edit_mask.rasterize_brush_path(
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(80, 40),
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((10, 20), (70, 20)),
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6,
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lambda path: path,
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)
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full = selection_mask.full_values((80, 40))
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self.assertTrue(np.all(full[20, 10:71] > 0.9))
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self.assertLess(selection_mask.bounds[0], 10)
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self.assertGreater(selection_mask.bounds[2], 70)
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def test_image_lasso_does_not_add_stationary_or_nearly_collinear_points(self):
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path = [(0.0, 0.0)]
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samples = list(path)
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self.assertFalse(self.image_interaction.append_lasso_point(path, (0.0, 0.0), samples))
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self.assertEqual(path, [(0.0, 0.0)])
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self.assertTrue(self.image_interaction.append_lasso_point(path, (3.0, 0.0), samples))
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self.assertTrue(self.image_interaction.append_lasso_point(path, (6.0, 0.2), samples))
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self.assertEqual(len(path), 2)
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self.assertEqual(path[-1], (6.0, 0.2))
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self.assertTrue(self.image_interaction.append_lasso_point(path, (6.0, 4.0), samples))
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self.assertEqual(len(path), 3)
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